import RPi.GPIO as GPIO
import time
 
ledPin = 11
 
GPIO.setmode(GPIO.BOARD)
GPIO.setup(ledPin, GPIO.OUT)
 
while True:
    time.sleep(1)    
    GPIO.output(ledPin, True)
    time.sleep(1)    
    GPIO.output(ledPin, False)

uus rida tuleb ainult oleku muutuse peale

import RPi.GPIO as GPIO
import time
 
sensorPin = 7
 
GPIO.setmode(GPIO.BOARD)
GPIO.setup(sensorPin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
 
prevState = False
currState = False
 
while True:
    time.sleep(0.1)
    prevState = currState
    currState = GPIO.input(sensorPin)
    if currState != prevState:
        newState = "HIGH" if currState else "LOW"
        print "GPIO pin %s is %s" % (sensorPin, newState)

lisatakse reale kuupäev ja kellaaeg, ning tulemus kirjutatakse log-i faili.

import RPi.GPIO as GPIO
import time
import datetime
 
sensorPin = 7
 
GPIO.setmode(GPIO.BOARD)
GPIO.setup(sensorPin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
 
prevState = False
currState = False
 
f = open('andur.log', 'w',0)
 
 
while True:
    time.sleep(0.1)
    prevState = currState
    currState = GPIO.input(sensorPin)
    if currState != prevState:
        newState = "1" if currState else "0"
        aeg=datetime.datetime.now()
        print "%s, %s" % (aeg,newState)
        #f.write(str(aeg)+","+newState+'\n')
        f.write(newState+'\n')