klipper-dgus/klippy/extras/pca9533.py

54 lines
1.7 KiB
Python

# Support for the PCA9533 LED driver ic
#
# Copyright (C) 2021 Marc-Andre Denis <marcadenis@msn.com>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
import logging
from . import bus
PCA9533_PLS0=0b101
class PCA9533:
def __init__(self, config):
self.printer = config.get_printer()
self.i2c = bus.MCU_I2C_from_config(config, default_addr=98)
#i2c_addr = self.i2c.get_i2c_address()
name = config.get_name().split()[1]
self.gcode = self.printer.lookup_object('gcode')
self.gcode.register_mux_command("SET_LED","LED",name,self.set_led,
desc="Set the color of an LED")
self.led0 = config.getint("initial_RED",0,0,1)
self.led1 = config.getint("initial_GREEN",0,0,1)
self.led2 = config.getint("initial_BLUE",0,0,1)
self.led3 = config.getint("initial_WHITE",0,0,1)
ls0 = (self.led3<<6) | (self.led2<<4) | (self.led1<<2) | (self.led0)
self.i2c.i2c_write([PCA9533_PLS0,ls0])
def set_led(self, gcmd):
if gcmd.get_float("RED",self.led0,0,1) != 0:
self.led0 = 1
else:
self.led0 = 0
if gcmd.get_float("GREEN",self.led1,0,1) != 0:
self.led1 = 1
else:
self.led1 = 0
if gcmd.get_float("BLUE",self.led2,0,1) != 0:
self.led2 = 1
else:
self.led2 = 0
if gcmd.get_float("WHITE",self.led3,0,1) != 0:
self.led3 = 1
else:
self.led3 = 0
ls0 = (self.led3<<6) | (self.led2<<4) | (self.led1<<2) | (self.led0)
self.i2c.i2c_write([PCA9533_PLS0,ls0])
def load_config_prefix(config):
return PCA9533(config)