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status_led.py
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status_led.py
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import logger
from machine import Pin
import neoled
#
# global constants
#
TYPE_LED = "LED"
TYPE_NEOLED = "NEOLED"
NEOLED_COLOR_ON = (2, 2, 2)
NEOLED_COLOR_OFF = (0, 0, 0)
#
# class
#
class StatusLedException(BaseException):
pass
class StatusLed:
def __init__(self, config):
self.__status_led_config = config.get("STATUS_LED")
self.__led = None
if self.__status_led_config != None:
self.__led_type = self.__status_led_config.get("TYPE")
self.__led_pin = self.__status_led_config.get("PIN")
if self.__led_type == TYPE_NEOLED:
led = Pin(self.__led_pin, Pin.OUT)
self.__led = neoled.NeoLed(led, 1)
elif self.__led_type == TYPE_LED:
self.__led = Pin(self.__led_pin,Pin.OUT)
else:
raise StatusLedException("Unknown StatusLed type: %s" % self.__led_type)
def on(self):
if self.__led == None:
return
if self.__led_type == TYPE_NEOLED:
self.__led.color(NEOLED_COLOR_ON)
else:
self.__led.value(1)
def off(self):
if self.__led == None:
return
if self.__led_type == TYPE_NEOLED:
self.__led.color(NEOLED_COLOR_OFF)
else:
self.__led.value(0)