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Code Issues Projects Releases Packages Wiki Activity Actions 3

bltouch: BTLOUCH V3.0/V3.1 Enable 5V/OD mode set commands (#2540)

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Signed-off-by: Mike Stiemke <fandjango@gmx.de>
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FanDjango 2020-02-24 04:32:07 +01:00 • committed by GitHub
parent 245917bf03
commit 16ecf15a91
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4 changed files with 114 additions and 1 deletions
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57
klippy/extras/bltouch.py
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@ -18,6 +18,8 @@ ENDSTOP_SAMPLE_COUNT = 4
Commands = {
None: 0.0, 'pin_down': 0.000650, 'touch_mode': 0.001165,
'pin_up': 0.001475, 'self_test': 0.001780, 'reset': 0.002190,
'set_5V_output_mode' : 0.001988, 'set_OD_output_mode' : 0.002091,
'output_mode_store' : 0.001884,
}
# BLTouch "endstop" wrapper
@ -41,6 +43,10 @@ class BLTouchEndstopWrapper:
mcu = pin_params['chip']
mcu.register_config_callback(self._build_config)
self.mcu_endstop = mcu.setup_pin('endstop', pin_params)
# output mode
self.output_mode = config.getchoice('set_output_mode',
{'5V': '5V', 'OD': 'OD',
None: None}, None)
# Setup for sensor test
self.next_test_time = 0.
self.pin_up_not_triggered = config.getboolean(
@ -61,6 +67,8 @@ class BLTouchEndstopWrapper:
self.gcode = self.printer.lookup_object('gcode')
self.gcode.register_command("BLTOUCH_DEBUG", self.cmd_BLTOUCH_DEBUG,
desc=self.cmd_BLTOUCH_DEBUG_help)
self.gcode.register_command("BLTOUCH_STORE", self.cmd_BLTOUCH_STORE,
desc=self.cmd_BLTOUCH_STORE_help)
# multi probes state
self.multi = 'OFF'
def _build_config(self):
@ -69,6 +77,7 @@ class BLTouchEndstopWrapper:
if stepper.is_active_axis('z'):
self.add_stepper(stepper)
def handle_connect(self):
self.set_output_mode(self.output_mode)
try:
self.raise_probe()
except homing.CommandError as e:
@ -178,6 +187,44 @@ class BLTouchEndstopWrapper:
sample_count, rest_time)
def get_position_endstop(self):
return self.position_endstop
def set_output_mode(self, mode):
# If this is inadvertently/purposely issued for a
# BLTOUCH pre V3.0 and clones:
# No reaction at all.
# BLTOUCH V3.0 and V3.1:
# This will set the mode.
if mode is None:
return
logging.info("BLTouch set output mode: %s", mode)
self.sync_mcu_print_time()
if mode == '5V':
self.send_cmd('set_5V_output_mode')
if mode == 'OD':
self.send_cmd('set_OD_output_mode')
def store_output_mode(self, mode):
# If this command is inadvertently/purposely issued for a
# BLTOUCH pre V3.0 and clones:
# No reaction at all to this sequence apart from a pin-down/pin-up
# BLTOUCH V3.0:
# This will set the mode (twice) and sadly, a pin-up is needed at
# the end, because of the pin-down
# BLTOUCH V3.1:
# This will set the mode and store it in the eeprom.
# The pin-up is not needed but does not hurt
logging.info("BLTouch store output mode: %s", mode)
self.sync_print_time()
self.send_cmd('pin_down')
if mode == '5V':
self.send_cmd('set_5V_output_mode')
else:
self.send_cmd('set_OD_output_mode')
self.send_cmd('output_mode_store')
if mode == '5V':
self.send_cmd('set_5V_output_mode')
else:
self.send_cmd('set_OD_output_mode')
self.send_cmd('pin_up')
self.send_cmd(None)
cmd_BLTOUCH_DEBUG_help = "Send a command to the bltouch for debugging"
def cmd_BLTOUCH_DEBUG(self, params):
cmd = self.gcode.get_str('COMMAND', params, None)
@ -190,6 +237,16 @@ class BLTouchEndstopWrapper:
self.send_cmd(cmd, duration=self.pin_move_time)
self.send_cmd(None)
self.sync_print_time()
cmd_BLTOUCH_STORE_help = "Store an output mode in the BLTouch EEPROM"
def cmd_BLTOUCH_STORE(self, params):
cmd = self.gcode.get_str('MODE', params, None)
if cmd is None or cmd not in ['5V', 'OD']:
self.gcode.respond_info("BLTouch output modes: 5V, OD")
return
self.gcode.respond_info("Storing BLTouch output mode: %s" % (cmd,))
self.sync_print_time()
self.store_output_mode(cmd)
self.sync_print_time()
def load_config(config):
blt = BLTouchEndstopWrapper(config)