//035
#include <LiquidCrystal_I2C.h> 
#include "DHTesp.h"
int lcdColumns = 16; 
int lcdRows = 2; 
int trigpin = 5; 
int echoPin = 18;
#define SOUND_SPEED 0.034 
#define CM_TO_INCH 0.393701 
long duration; 
float distanceCm; 
float distanceInch;
const int PushButton = 19;
const int DHT_PIN = 15; 
int ledr = 13; 
int ledg = 12;
LiquidCrystal_I2C lcd(0x27, lcdColumns, lcdRows); 
DHTesp dhtSensor; 
void setup(){
  pinMode (ledr, OUTPUT); 
  pinMode (ledg, OUTPUT); 
  pinMode (trigpin, OUTPUT); 
  pinMode (echoPin, INPUT);
  pinMode(DHT_PIN, OUTPUT);
  pinMode(PushButton, INPUT);
lcd.init();
lcd.backlight (); 
dhtSensor.setup (DHT_PIN, DHTesp :: DHT22); 
}
void loop () {
int Push_button_state = digitalRead(PushButton);
if ( Push_button_state == HIGH)
{
  digitalWrite(DHT_PIN, HIGH);
  digitalWrite (trigpin, LOW); 
  delayMicroseconds (2); 
  digitalWrite (trigpin, HIGH); 
  delayMicroseconds (10); 
  digitalWrite (trigpin, LOW); 
duration = pulseIn (echoPin, HIGH); 
distanceCm = duration * SOUND_SPEED / 2; 
distanceInch =  distanceCm * CM_TO_INCH; 
TempAndHumidity data = dhtSensor.getTempAndHumidity (); 
int cel = data.temperature;
lcd.setCursor (0, 0); 
lcd.print ("Temp:" + String (data.temperature, 2) + "° C"); 
  delay (2000); 
lcd.clear (); 
lcd.setCursor (0,1); 
 lcd.print ("Humidity:" + String (data.humidity, 1) + "%");
  delay (2000); 
  lcd.clear ();
  delay (1000); 
  lcd.setCursor (0,0); 
  lcd.print (" Dist (cm): "); 
  lcd.println (distanceCm); lcd.setCursor (0,1); 
  lcd.print (" Dist (inch): "); 
  lcd.println (distanceInch); 
  delay (2000); 
  lcd.clear ();
}
else
{
  digitalWrite(DHT_PIN, LOW);
}
}