const int potPin = 35;
const int outPin = 2;

int potValue = 0;

void setup(){
  Serial.begin(115200);
  pinMode(outPin, OUTPUT);
  delay(500);
}

void loop(){
  potValue = analogRead(potPin);
  int brightness = map(potValue, 0, 4095, 0, 100);
  
  Serial.print("Giá trị của biến trở là: ");
  Serial.print(potValue);
  Serial.print(" ......... ");
  Serial.print(brightness);
  Serial.println("%");
  
  analogWrite(outPin, brightness);
  delay(1000);
}