73 lines
1.6 KiB
Python
73 lines
1.6 KiB
Python
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"""
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THIS CODE HAS BEEN TESTED ON RASPBERRY PI 3B AND IS FULLY OPERATIONAL.
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Problem Statement: Understanding the connectivity of Raspberry-Pi / Arduino with IR sensor. Write an application to detect obstacle and notify user using LEDs.
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Code from InternetOfThingsAndEmbeddedSystems (SPPU - Third Year - Computer Engineering - Content) repository on KSKA Git: https://git.kska.io/sppu-te-comp-content/InternetOfThingsAndEmbeddedSystems
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"""
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# BEGINNING OF CODE
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# SINGLE LED ON/OFF
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import RPi.GPIO as GPIO
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import time
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GPIO.setmode(GPIO.BCM)
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GPIO setwarnings(False)
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GPIO.setup(12,GPIO.OUT)
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try:
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while True:
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print(“LED ON”)
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GPIO.output(12,GPIO.HIGH)
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time.sleep(1)
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print(“LED OFF”)
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GPIO.output(12,GPIO.LOW)
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time.sleep(1)
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except:
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GPIO.cleanup()
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##########
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# TWO LEDs ON/OFF
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import RPi.GPIO as GPIO
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import time
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GPIO.setmode(GPIO.BCM)
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GPIO setwarnings(False)
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GPIO.setup(12,GPIO.OUT)
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GPIO.setup(19,GPIO.OUT)
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try:
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while True:
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print(“LED ON”)
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GPIO.output(12,GPIO.HIGH)
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GPIO.output(19,GPIO.HIGH)
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time.sleep(1)
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print(“LED OFF”)
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GPIO.output(12,GPIO.LOW)
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GPIO.output(19,GPIO.LOW)
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time.sleep(1)
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except:
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GPIO.cleanup()
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##########
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# BUZZER WITH ONE LED ON/OFF
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import RPi.GPIO as GPIO
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import time
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GPIO.setmode(GPIO.BCM)
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GPIO.setwarnings(False)
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GPIO.setup(12,GPIO.OUT)
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GPIO.setup(19,GPIO.OUT)
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try:
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while True:
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print("LED Buzzer ON")
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GPIO.output(12,GPIO.HIGH)
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GPIO.output(19,GPIO.HIGH)
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time.sleep(1)
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print("LED & Buzzer OFF")
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GPIO.output(12,GPIO.LOW)
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GPIO.output(19,GPIO.LOW)
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time.sleep(1)
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except:
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GPIO.cleanup()
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##########
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# END OF CODE
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