Project : LEDs Blink using Raspberry Pi | Python Programming

Project : LED Blink using Raspberry Pi | Python Programming 

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Project : LED Blink using Raspberry Pi

Program: Project : LED Blink using Raspberry Pi | Python Programming

#!/usr/bin/env python

import RPi.GPIO as GPIO
import time

RedledPin = 11 
BlueledPin = 12
GreenledPin = 13
YellowledPin = 16


def setup():
GPIO.setmode(GPIO.BOARD)     
GPIO.setup(RedledPin, GPIO.OUT)
GPIO.output(RedledPin, GPIO.LOW)
GPIO.setup(BlueledPin, GPIO.OUT)
GPIO.output(BlueledPin, GPIO.LOW)
GPIO.setup(GreenledPin, GPIO.OUT)
GPIO.output(GreenledPin, GPIO.LOW)
GPIO.setup(YellowledPin, GPIO.OUT)
GPIO.output(YellowledPin, GPIO.LOW)

def lightsOn():
GPIO.output(RedledPin, GPIO.HIGH)
GPIO.output(BlueledPin, GPIO.HIGH)
GPIO.output(GreenledPin, GPIO.HIGH)
GPIO.output(YellowledPin, GPIO.HIGH)

def stop():
GPIO.output(RedledPin, GPIO.LOW) 
GPIO.output(BlueledPin, GPIO.LOW)
GPIO.output(GreenledPin, GPIO.LOW)
GPIO.output(YellowledPin, GPIO.LOW)
GPIO.cleanup()                   

if (__name__ == '__main__'):     # Main Program Start From Here
setup()
try:
lightsOn()
except KeyboardInterrupt:  # When 'Ctrl+C' is pressed or stopped program
stop()