Edison上程序开发——防抖开关

#!/usr/bin/python

import mraa 
import time

LED_GPIO = 5                   # The LED pin
BUTTON_GPIO = 6                # The button GPIO
led = mraa.Gpio(LED_GPIO)      # Get the LED pin object
led.dir(mraa.DIR_OUT)          # Set the direction as output
btn = mraa.Gpio(BUTTON_GPIO)   # Get the button pin object
btn.dir(mraa.DIR_IN)           # Set the direction as input

ledState = False   #LED 默认是关掉的
led.write(0)

def getButtonPress()：
    while 1:
    if (btn.read() != 0):
        continue
    else:
        # Detected a click
        time.sleep(0.05)   # 防抖延时

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