pwmSignalReaderFromFS-IA6B.ino

const int pwmInputPin = 3;

void setup() {
  Serial.begin(9600);
  pinMode(pwmInputPin, INPUT);
  Serial.println("Reading PWM signal...");
}

void loop() {
  unsigned long pulseWidth = pulseIn(pwmInputPin, HIGH);
  if (pulseWidth > 0) {
    Serial.println(pulseWidth);
  } else {
    Serial.println("No signal detected.");
  }
  delay(100);
}