Auto-calculate points for G34 Z_STEPPER_AUTO_ALIGN

config/default/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to
@@ -680,23 +706,16 @@
     // Define one position per Z stepper in stepper driver order.
     #define Z_STEPPER_ALIGN_STEPPER_XY { { 210.7, 102.5 }, { 152.6, 220.0 }, { 94.5, 102.5 } }
   #else
-    // Amplification factor. Used to scale the correction step up or down.
+    // Amplification factor. Used to scale the correction step up or down in case
-    // In case the stepper (spindle) position is further out than the test point.
+    // the stepper (spindle) position is farther out than the test point.
-    // Use a value > 1. NOTE: This may cause instability
+    #define Z_STEPPER_ALIGN_AMP 1.0       // Use a value > 1.0 NOTE: This may cause instability!
-    #define Z_STEPPER_ALIGN_AMP 1.0
   #endif
 
-  // Set number of iterations to align
-  #define Z_STEPPER_ALIGN_ITERATIONS 3
-
-  // Enable to restore leveling setup after operation
-  #define RESTORE_LEVELING_AFTER_G34
-
   // On a 300mm bed a 5% grade would give a misalignment of ~1.5cm
-  #define G34_MAX_GRADE  5  // (%) Maximum incline G34 will handle
+  #define G34_MAX_GRADE              5    // (%) Maximum incline that G34 will handle
-
+  #define Z_STEPPER_ALIGN_ITERATIONS 5    // Number of iterations to apply during alignment
-  // Stop criterion. If the accuracy is better than this stop iterating early
+  #define Z_STEPPER_ALIGN_ACC        0.02 // Stop iterating early if the accuracy is better than this
-  #define Z_STEPPER_ALIGN_ACC 0.02
+  #define RESTORE_LEVELING_AFTER_G34      // Restore leveling after G34 is done?
 #endif
 
 // @section motion

config/examples/3DFabXYZ/Migbot/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/ADIMLab/Gantry v1/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/ADIMLab/Gantry v2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Alfawise/U20-bltouch/Configuration_adv.h

@@ -669,11 +669,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Alfawise/U20/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/AliExpress/UM2pExt/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/A2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/A2plus/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/A6/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/A8/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/A8plus/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/E10/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Anet/E16/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/AnyCubic/i3/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/ArmEd/Configuration_adv.h

@@ -672,11 +672,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Artillery/Genius/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Artillery/Sidewinder X1/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BIBO/TouchX/cyclops/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BIBO/TouchX/default/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BQ/Hephestos/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BQ/Hephestos_2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BQ/WITBOX/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BigTreeTech/SKR Mini E3 1.0/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/BigTreeTech/SKR Mini E3 1.2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Cartesio/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-10/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-10S/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-10_5S/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-10mini/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-20 Pro/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-20/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/CR-8/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/Ender-2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/Ender-3/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/Ender-4/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/Ender-5 Pro/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Creality/Ender-5/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Dagoma/Disco Ultimate/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/EXP3D/Imprimante multifonction/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Einstart-S/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/AIO_II/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/Cheetah/base/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/F6_13/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FYSETC/S6/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Felix/DUAL/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Felix/Single/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FlashForge/CreatorPro/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/FolgerTech/i3-2020/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Formbot/Raptor/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Formbot/T_Rex_2+/Configuration_adv.h

@@ -672,11 +672,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Formbot/T_Rex_3/Configuration_adv.h

@@ -672,11 +672,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A10/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A10D/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A10M/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A10T/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A20/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A20M/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A20T/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/A30/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/D200/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/Duplicator5/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/E180/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/M201/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/MeCreator2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/Me_creator/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/Me_ducer/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/PI3A PRO/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/HMS434/Configuration_adv.h

@@ -660,11 +660,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Infitary/i3-M508/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/JGAurora/A1/Configuration_adv.h

@@ -673,11 +673,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/JGAurora/A5/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/JGAurora/A5S/Configuration_adv.h

@@ -673,11 +673,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/JGAurora/Magic/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/MakerFarm/Pegasus_12/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/MakerParts/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Malyan/M150/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Malyan/M200/Configuration_adv.h

@@ -670,11 +670,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Micromake/C1/enhanced/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Mks/Robin/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Mks/Sbase/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Modix/Big60/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/RapideLite/RL200/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Renkforce/RF100/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Renkforce/RF100XL/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Renkforce/RF100v2/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/RigidBot/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/SCARA/MP_SCARA/Configuration_adv.h

@@ -665,11 +665,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/SCARA/Morgan/Configuration_adv.h

@@ -665,11 +665,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Sanguinololu/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Tevo/Michelangelo/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Tevo/Nereus/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 290 }, { 150,  10 }, { 290, 290 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to

config/examples/Tevo/Tarantula Pro/Configuration_adv.h

@@ -668,11 +668,37 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3]
+  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
-  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+  // If not defined, probe limits will be used.
+  // Override with 'M422 S<index> X<pos> Y<pos>'
+  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
+
+  /**
+   * Orientation for the automatically-calculated probe positions.
+   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
+   *
+   * 2 Steppers:  (0)     (1)
+   *               |       |   2   |
+   *               | 1   2 |       |
+   *               |       |   1   |
+   *
+   * 3 Steppers:  (0)     (1)     (2)     (3)
+   *               |   3   | 1     | 2   1 |     2 |
+   *               |       |     3 |       | 3     |
+   *               | 1   2 | 2     |   3   |     1 |
+   *
+   * 4 Steppers:  (0)     (1)     (2)     (3)
+   *               | 4   3 | 1   4 | 2   1 | 3   2 |
+   *               |       |       |       |       |
+   *               | 1   2 | 2   3 | 3   4 | 4   1 |
+   *
+   */
+  #ifndef Z_STEPPER_ALIGN_XY
+    //#define Z_STEPPERS_ORIENTATION 0
+  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Currently requires triple stepper drivers.
+  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to