Keyestudio ESP32 Manual page 163

3. Wiring Diagram
4. Test Code
With the IR remote control, this smart home reveals various sensor values on LCD, including a temperature and hu-
midity sensor, a sound sensor, a photoresistor, a potentiometer and an ultrasonic sensor.
/*
keyestudio ESP32 Inventor Learning Kit
Project 30 Smart Home
http://www.keyestudio.com
*/
#include <LiquidCrystal_I2C.h>
#include <IRremoteESP8266.h>
#include <IRrecv.h>
#include <IRutils.h>
#include <xht11.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
line display
const uint16_t
recvPin
IRrecv irrecv(recvPin);
decode_results results;
long
ir_rec;
xht11 xht(26);
unsigned char
dat[]
humidity data
8.5. Arduino Project
// set the LCD address to 0x27 for a 16 chars and
= 19; // Infrared receiving pin
// Create a class object used to receive class
// Create a decoding results class object
//The DHT11 connects to IO26
= { 0, 0, 0, 0 }; //Define an array to store temperature
ESP32 Starter Kit
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