color.py 文件源码

def __init__(self):
        self.led_gpio_red = 17 # red
        self.led_gpio_green = 27 # green
        self.led_gpio_blue = 22 # blue
        self.r = 0.0
        self.g = 0.0
        self.b = 0.0
        GPIO.setmode(GPIO.BCM)
        GPIO.setup(self.led_gpio_red, GPIO.OUT)
        GPIO.setup(self.led_gpio_green, GPIO.OUT)
        GPIO.setup(self.led_gpio_blue, GPIO.OUT)
        GPIO.output(self.led_gpio_red, True)
        GPIO.output(self.led_gpio_green, True)
        GPIO.output(self.led_gpio_blue, True)
        self.pwm_red = GPIO.PWM(self.led_gpio_red, 100)
        self.pwm_green = GPIO.PWM(self.led_gpio_green, 100)
        self.pwm_blue = GPIO.PWM(self.led_gpio_blue, 100)
        self.pwm_red.start(0)
        self.pwm_green.start(0)
        self.pwm_blue.start(0)