#define POT_PIN 20  // Replace with your ADC pin

void setup() {
  Serial.begin(115200);
  analogReadResolution(12);  // 12-bit resolution
}

void loop() {
  int adcValue = analogRead(POT_PIN);
  float voltage = (adcValue / 4095.0) * 3.3;  // Convert ADC value to voltage
  Serial.print("ADC Value: ");
  Serial.print(adcValue);
  Serial.print(" | Voltage: ");
  Serial.println(voltage);
  delay(100);
}