int pinpot=A1;
int pinled=7
void setup() {
 pinMode(pinpot, INPUT)
 pinMode(pinled, OUTPUT);
Serial.begin(9600);
}

void loop() {
 int nilaipot=analogRead(pinpot);
 int output=map(nilaipot, 0 , 1023, 0, 255);
 Serial.print("nilai potensiometer : ");
Serial.println(nilaipot);
Serial.println("nilai potensiometer 0-255 : ");
Serial.println(output);
analogWrite(pinled,output);

delay(1000);
}