GPIO
GPIO numbers (BCM mode)
physical number (BOARD mode)
test pin 17
gpio -g mode 17 out gpio -g write 17 1 sleep 2 gpio -g write 17 0
python
import RPi.GPIO as GPIO import time GPIO.cleanup() GPIO.setmode(GPIO.BOARD) channel=11 GPIO.setup(channel, GPIO.OUT) while True: GPIO.output(channel, GPIO.HIGH) time.sleep(1) GPIO.output(channel, GPIO.LOW) time.sleep(1)