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stepper: Calculate step_distance from rotation_distance

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Add support for automatically calculating the internal step_distance
from new config parameters - rotation_distance, microsteps,
full_steps_per_rotation, and gear_ratio.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2020-01-05 20:19:43 -05:00
parent 4a41d228eb
commit 7dcc778b6c
11 changed files with 128 additions and 60 deletions
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9
config/example-rotary-delta.cfg
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@ -10,7 +10,8 @@
step_pin: ar54
dir_pin: ar55
enable_pin: !ar38
step_distance: 0.001963495
microsteps: 16
gear_ratio: 107.000:16, 60:16
endstop_pin: ^ar2
homing_speed: 50
position_endstop: 252
@ -21,14 +22,16 @@ lower_arm_length: 320.000
step_pin: ar60
dir_pin: ar61
enable_pin: !ar56
step_distance: 0.001963495
microsteps: 16
gear_ratio: 107.000:16, 60:16
endstop_pin: ^ar15
[stepper_c]
step_pin: ar46
dir_pin: ar48
enable_pin: !ar62
step_distance: 0.001963495
microsteps: 16
gear_ratio: 107.000:16, 60:16
endstop_pin: ^ar19
[extruder]