#include <ESP32Servo.h>
Servo servo1, servo2, servo3, servo4;
 void setup(){

Serial.begin(115200);
pinMode(15, INPUT);
pinMode(2, INPUT);
pinMode(4, INPUT);
pinMode(32, INPUT);

servo1.attach(13,500,2400);
servo2.attach(12,500,2400);
servo3.attach(14,500,2400);
servo4.attach(27,500,2400);

 }
void loop() 
{
int val1=analogRead(15);
int val2=analogRead(2);
int val3=analogRead(4);
int val4=analogRead(32);
val1=map(val1,0,4095,0,180);
val2=map(val2,0,4095,0,180);
val3=map(val3,0,4095,0,180);
val4=map(val4,0,4095,0,180);
Serial.print(val1);
Serial.print("\t");
servo1.write(val1);
Serial.print(val2);
Serial.print("\t");
servo2.write(val2);
Serial.print(val3);
Serial.print("\t");
servo3.write(val3);
Serial.println(val4);
servo4.write(val4);

}