#define SIG 35
#define servo 17

#include<ESP32Servo.h>

Servo myservo;
void setup() {
  Serial.begin(115200);
  myservo.attach(servo);
}

void loop() {
  unsigned int vSIG = analogRead(SIG);
  char buff[50];
  sprintf(buff,"Analog Value = %d",vSIG);
  sprintf(buff,"Voltage = %d",map(vSIG,0,4095,0,5));
  sprintf(buff,"Voltage = %d=%f",map(vSIG,0,4095,0,5),volValue(vSIG));
  Serial.println(buff);
  delay(10);

  byte rat = map(vSIG,0,4095,0,255);
  //float xv = volValue(vSIG);
//if(xv<=2)
  //myservo.write(0);
//else
 // myservo.write(255);
myservo.write(rat);
}

float volValue(unsigned int Analog)
{
  return (5.00 * Analog)/4095.00;
}