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neopixel: Add support for daisy-chained chips

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-07-17 19:58:37 -04:00
parent abf3fa4b71
commit 46041f5411
3 changed files with 20 additions and 5 deletions
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11
klippy/extras/neopixel.py
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@ -16,6 +16,7 @@ class PrinterNeoPixel:
self.mcu.add_config_cmd("config_neopixel oid=%d pin=%s"
% (self.oid, pin_params['pin']))
self.mcu.register_config_callback(self.build_config)
self.chain_count = config.getint('chain_count', 1, minval=1, maxval=18)
self.neopixel_send_cmd = None
# Initial color
red = config.getfloat('initial_RED', 0., minval=0., maxval=1.)
@ -24,7 +25,7 @@ class PrinterNeoPixel:
red = int(red * 255. + .5)
blue = int(blue * 255. + .5)
green = int(green * 255. + .5)
self.color_data = [green, red, blue]
self.color_data = [green, red, blue] * self.chain_count
self.printer.register_event_handler("klippy:connect", self.send_data)
# Register commands
self.gcode = self.printer.lookup_object('gcode')
@ -50,7 +51,13 @@ class PrinterNeoPixel:
red = int(red * 255. + .5)
blue = int(blue * 255. + .5)
green = int(green * 255. + .5)
self.color_data = [green, red, blue]
color_data = [green, red, blue]
if 'INDEX' in params:
index = self.gcode.get_int('INDEX', params,
minval=1, maxval=self.chain_count)
self.color_data[(index-1)*3:index*3] = color_data
else:
self.color_data = color_data * self.chain_count
# Send command
print_time = self.printer.lookup_object('toolhead').get_last_move_time()
self.send_data(self.mcu.print_time_to_clock(print_time))