#define BLYNK_PRINT Serial

#define BLYNK_TEMPLATE_ID "TMPL6l35ame7i"
#define BLYNK_TEMPLATE_NAME "Nestzy iot"
#define BLYNK_AUTH_TOKEN "t15WLijxsyPUuJOtv4UW09HuXuUz2GUD"


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

char ssid[] = "Wokwi-GUEST";
char pass[] = "";
int pump1=12;
const int pingPin = 5;
int inPin = 18;

void setup()
{
  pinMode(pump1,OUTPUT);
  Serial.begin(9600);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
}

void loop()
{
  long duration, cm;
  pinMode(pingPin, OUTPUT);
 
digitalWrite(pingPin, LOW);
delayMicroseconds(2);
digitalWrite(pingPin, HIGH);
delayMicroseconds(5);
digitalWrite(pingPin, LOW);
pinMode(inPin, INPUT);
duration = pulseIn(inPin, HIGH);
 
cm = microsecondsToCentimeters(duration);
Serial.print(cm);
Serial.print("cm");
Serial.println();
delay(100);
  Blynk.run();
   Blynk.virtualWrite(V1,cm);

}
long microsecondsToCentimeters(long microseconds)
{return microseconds / 29 / 2;}
BLYNK_WRITE(V0) {
  digitalWrite(pump1, param.asInt());
}