#define BLYNK_TEMPLATE_ID "TMPL66WZ0vQzW"
#define BLYNK_TEMPLATE_NAME "Simulation Tem"
#define BLYNK_AUTH_TOKEN "0jn8WIUHVQb6TRWjrUgZiz7G9MLv-3cJ"

#include <BlynkSimpleEsp32.h>
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;
#define buzzer 19
#define LDRanalog 34
const float GAMMA = 0.7;
const float RL10 = 50;

BLYNK_WRITE(V4)
{
  int variabel = param.asInt();
  if(variabel==1)
  {
    tone(buzzer, 262);
  }
  else
  {
    noTone(buzzer);
  }
  
}

void BacaKirimSensor()
{
  int nilaiADC = analogRead(LDRanalog);
  float voltage = nilaiADC * 5/4095.0;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));

  Blynk.virtualWrite(V4, lux);

}

void setup() {
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(1000L, BacaKirimSensor);
}

void loop() {
  Blynk.run();
  timer.run();
}