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import RPi.GPIO as GPIO # import RPi.GPIO module from time import sleep # lets us have a delay GPIO.setmode(GPIO.BCM) # choose BCM or BOARD GPIO.setup(24, GPIO.OUT) # set GPIO24 as an output try: while True: GPIO.output(24, 1) # set GPIO24 to 1/GPIO.HIGH/True sleep(0.5) # wait half a second if GPIO.input(24): print "LED just about to switch off" GPIO.output(24, 0) # set GPIO24 to 0/GPIO.LOW/False sleep(0.5) # wait half a second if not GPIO.input(24): print "LED just about to switch on" except KeyboardInterrupt: # trap a CTRL+C keyboard interrupt GPIO.cleanup() # resets all GPIO ports used by this program |
