//program 4nov22 - AI dan AO
// the number of the LED pin
const int ledPin = 23;  // 16 corresponds to GPIO16

// setting PWM properties
const int freq = 5000;
const int ledChannel = 0;
const int resolution = 8;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
 // configure LED PWM functionalitites
  ledcSetup(ledChannel, freq, resolution);
   // attach the channel to the GPIO to be controlled
  ledcAttachPin(ledPin, ledChannel);
}

void loop() {
  // put your main code here, to run repeatedly:
  ledcWrite(ledChannel, 5);
  delay(10); // this speeds up the simulation
}