#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
DHT dht(23,DHT22);
LiquidCrystal_I2C lcd(0x27,16,2);
void setup() {
Serial.begin(115200);
Serial.println("latihan 4b-Akbar");
pinMode(16, OUTPUT);
pinMode(17, OUTPUT);
pinMode(18, OUTPUT);
lcd.init();
lcd.backlight();
dht.begin();
lcd.setCursor(0,0);
lcd.print("Measuring temperature...");
delay(2000);
}
void loop() {
digitalWrite(16, LOW);
digitalWrite(17, LOW);
digitalWrite(18, LOW);
float t = dht.readTemperature();
float h = dht.readHumidity();
lcd.setCursor(0,0);
if(t<25){
lcd.print("Condition: Cold ");
digitalWrite(16, HIGH);
}
else if(t<30){
lcd.print("Condition: Normal ");
digitalWrite(17, HIGH);
}
else{
lcd.print("Condition: Hot ");
digitalWrite(18, HIGH);
}
lcd.setCursor(0,1);
lcd.print("Humidity : " + String(h) + "%");
}Loading
esp32-devkit-c-v4
esp32-devkit-c-v4