#include <LCD_I2C.h>
LCD_I2C lcd(0x27, 16, 2);
#include <DHT.h>
DHT dht(4, DHT22);

#define DHT22 4
#define PBH 10
#define LEDM 11
#define BZR 12
#define PNS A2
#define LDR A3
const int UStrig = 2, USecho = 3;

void setup() {
  Serial.begin(9600);
  pinMode(DHT22, OUTPUT);
  pinMode(LEDM, OUTPUT);
  pinMode(PBH, INPUT_PULLUP);
  pinMode(BZR, OUTPUT);
  pinMode(PNS, INPUT);
  pinMode(LDR, INPUT);
  pinMode(UStrig, OUTPUT);
  pinMode(USecho, INPUT);

  dht.begin();
  lcd.begin();
  lcd.backlight();
}

void loop() {
  
}