/**************************************************
* Interfacing an I2C LCD and DHT Sensor with ESP32*
* SUBMITTED BY: AQUINO, AALIYAH JENNY ROSE L. *
* SUBMITTED TO: PROF. MICHAEL T. SAMONTE *
* *************************************************/
#include <DHT.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#define DHTPIN 19
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup () {
lcd.init();
lcd.backlight();
dht.begin();
}
void loop () {
float temp = dht.readTemperature();
float hum = dht.readHumidity();
lcd.setCursor(0, 0);
lcd.print ("Temp: ");
lcd.print (temp);
lcd.print (" C");
lcd.setCursor(0, 1);
lcd.print ("Humidity: ");
lcd.print (hum);
lcd.print ("%");
delay(2000);
}
esp:VIN
esp:GND.2
esp:D13
esp:D12
esp:D14
esp:D27
esp:D26
esp:D25
esp:D33
esp:D32
esp:D35
esp:D34
esp:VN
esp:VP
esp:EN
esp:3V3
esp:GND.1
esp:D15
esp:D2
esp:D4
esp:RX2
esp:TX2
esp:D5
esp:D18
esp:D19
esp:D21
esp:RX0
esp:TX0
esp:D22
esp:D23
dht1:VCC
dht1:SDA
dht1:NC
dht1:GND
led1:A
led1:C
led2:A
led2:C
led3:A
led3:C
led4:A
led4:C
r1:1
r1:2
r2:1
r2:2
r3:1
r3:2
r4:1
r4:2
lcd2:GND
lcd2:VCC
lcd2:SDA
lcd2:SCL