控制繼電器程式

import RPi.GPIO as GPIO
import time
import sys

arg=sys.argv
RELAY_PIN = int(arg[1])
print("RELAY PIN:",RELAY_PIN)
GPIO.setmode(GPIO.BCM)
GPIO.setup(RELAY_PIN, GPIO.OUT)

print("Power Off")
GPIO.output(RELAY_PIN, GPIO.HIGH)
time.sleep(2)
print("Power On")
GPIO.output(RELAY_PIN, GPIO.LOW)
time.sleep(2)
GPIO.cleanup()

命名為gpio_reboot.py
執行: python3 gpio_reboot.py 27
27就是控制線在pi上的gpio號碼