#define DHT_PIN 34
#include <DHT.h>


const int luxPin = 13;        // Pino ADC conectado no LDR
const float GAMMA = 0.7;      // Coeficiente do LDR (ajuste conforme o sensor)
const float RL10 = 50;        // Resistência do LDR em 10 lux (em kOhms)

DHT dht(DHT_PIN, DHT22);

void setup() {
  
  pinMode(21, OUTPUT );
  pinMode(42, OUTPUT );
  pinMode(41, OUTPUT );
  pinMode(40, OUTPUT );
  pinMode(1, INPUT_PULLUP);
  Serial.begin(115200);
  Serial.println("Hello, ESP32-S2!");
}

void loop() {

    int analogValue = analogRead(luxPin);
    float volts = analogValue / 8191.0 * 3.3;
    float resistance = 2000 * volts / (3.3 - volts);
    float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1.0 / GAMMA));
    lux = lux / 10; 
   float temperatura = dht.readTemperature();
  
  Serial.println("Temperatura = ");
  Serial.println(temperatura);
  Serial.println("Luz " + String(lux));
  
  delay(1000);
  if(digitalRead(42) == LOW and digitalRead(40) == LOW and analogRead(41) == LOW ){
    Serial.println("luz desligada");
    
  }

  
delay(1200);


  delay(10); // this speeds up the simulation
}