#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
const int pirPin = 2;
const int ledPin1 = 8;
const int ledPin2 = 9;
int pirState = LOW;
void setup() {
lcd.begin(16, 2);
lcd.backlight();
lcd.print("PIR Sensor Init");
pinMode(pirPin, INPUT);
pinMode(ledPin1, OUTPUT);
pinMode(ledPin2, OUTPUT);
Serial.begin(9600);
}
void loop() {
pirState = digitalRead(pirPin);
if (pirState == HIGH) {
lcd.setCursor(0, 1);
lcd.print("Motion Detected ");
digitalWrite(ledPin1, HIGH);
digitalWrite(ledPin2, HIGH);
} else {
lcd.setCursor(0, 1);
lcd.print("No Motion ");
digitalWrite(ledPin1, LOW);
digitalWrite(ledPin2, LOW);
}
Serial.print("PIR State: ");
Serial.println(pirState);
delay(500);
}