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import RPi.GPIO as GPIO import time # Set up GPIO using BCM numbering GPIO.setmode(GPIO.BCM) # Define the GPIO pin number gpio_pin = 18 # Set up the GPIO pin as an output GPIO.setup(gpio_pin, GPIO.OUT) try: while True: # Connect the wire to ground (set GPIO pin low) GPIO.output(gpio_pin, GPIO.LOW) # Wait for a period of time (e.g., 1 second) time.sleep(1) # Disconnect the wire from ground (set GPIO pin high) GPIO.output(gpio_pin, GPIO.HIGH) # Wait for another period of time time.sleep(1) except KeyboardInterrupt: # Clean up GPIO on Ctrl+C GPIO.cleanup()
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