#define BLYNK_TEMPLATE_ID "TMPL3NAuEDTxQ"
#define BLYNK_TEMPLATE_NAME "wokwi dht"
#define BLYNK_AUTH_TOKEN "Qwc7_bljz96otonSQ_Zb_4U52jflkU7u"


#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <NewPing.h>

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

// Ultrasonic Sensor Pins
#define TRIGGER_PIN 4
#define ECHO_PIN 16

#define MAX_DISTANCE 200

NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE);





BlynkTimer timer;

void setup() {
  
  Serial.begin(115200);
  
  Blynk.begin(auth, ssid, pass);
    // Setup a function to be called every second
  timer.setInterval(1000L, sendSensor);
}



void sendSensor() {
  // Read distance from the sensor
  unsigned int distance = sonar.ping_cm();
  
  // Send distance to Blynk app
  Blynk.virtualWrite(V0, distance);
}

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