라즈베리파이_LED_작동(파이썬; Python)

Posted on: 2020년 04월 17일 2020년 04월 17일
Categories: 강의자료, 라즈베리파이

개발환경
1. CNDI사의 라즈베리파이 모듈 사용
2. Octopus 5mm LED Brick OBLED – Red
Buzzer :
1. 빛을 발산하는 LED 모듈로 LOW(False), HIGH(True)로 LED를 제어
2. LED의 밝기는 PWM 출력을 통해 제어
라즈베리파이와 연결
1. S : GPIO 04
2. V : VCC 5V
3. G : GND

소스(led.py) : 1초 간격으로 LED가 켜졌다가 꺼짐을 반복

#!/usr/bin/env python3
#-*- coding:utf-8 -*-
import RPi.GPIO as gpio
import time
import sys
import warnings
warnings.filterwarnings('ignore')

LED = 4

gpio.setmode(gpio.BCM)

gpio.setup(LED, gpio.OUT)

try:
    while True:
        gpio.output(LED, gpio.HIGH)  # gpio.HIGH = True
        time.sleep(1)
        gpio.output(LED, gpio.LOW)   # gpio.LOW = False
        time.sleep(1)
except KeyboardInterrupt: # When 'Ctrl+C' is pressed, the child program destroy() will be executed.
    gpio.cleanup() # Release resource
    sys.exit()

#!/usr/bin/env python3

#-*- coding:utf-8 -*-

import RPi.GPIO as gpio

import time

import sys

import warnings

warnings.filterwarnings('ignore')

LED = 4

gpio.setmode(gpio.BCM)

gpio.setup(LED, gpio.OUT)

try:

while True:

gpio.output(LED, gpio.HIGH) # gpio.HIGH = True

time.sleep(1)

gpio.output(LED, gpio.LOW) # gpio.LOW = False

time.sleep(1)

except KeyboardInterrupt: # When 'Ctrl+C' is pressed, the child program destroy() will be executed.

gpio.cleanup() # Release resource

sys.exit()

whan0623

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