PlanetX_MicroPython/led.py at master · elecfreaks/PlanetX_MicroPython · GitHub

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from microbit import *
from enum import *


class LED(object):
    """基本描述

    设置LED亮度模式

    Args:
        RJ_pin (pin): 连接端口

    """

    def __init__(self, RJ_pin):
        if RJ_pin == J1:
            self.__pin = pin1
        elif RJ_pin == J2:
            self.__pin = pin2
        elif RJ_pin == J3:
            self.__pin = pin13
        elif RJ_pin == J4:
            self.__pin = pin15

    def set_led(self, state, brightness=100):
        """基本描述

        点亮或者熄灭LED

        Args:
            state (numbers): 1点亮 0熄灭
            brightness (numbers): 亮度百分比，state为1时使能 0-100

        """
        if state == 0:
            self.__pin.write_analog(0)
        elif state == 1:
            brightness = ((brightness - 0) * (1023 - 0)) / (100 - 0) + 0;
            self.__pin.write_analog(brightness)
        else:
            print("brightness error,must 0 <= brightness <= 100")


if __name__ == "__main__":
    l = LED(J1)
    l.set_led(1, 80)