/* FreqMeasure - Example with serial output
 * http://www.pjrc.com/teensy/td_libs_FreqMeasure.html
 *
 * This example code is in the public domain.
 * code from https://github.com/PaulStoffregen/FreqMeasure/blob/master/examples/Serial_Output/Serial_Output.ino
 * FreqMeasure Simulation https://wokwi.com/projects/434967228093796353
 * FreqCount Simulation: https://wokwi.com/projects/434966333814673409
 * Other simulations: https://forum.arduino.cc/t/wokwi-simulations-for-arduino-built-in-examples/1304754/
 ******
 * Note: This simulation will not work in Wokwi because
 *       Wokwi does not implement the Input Capture feature. See
 *       https://github.com/wokwi/wokwi-features/issues/352
 ******
 */
#include <FreqMeasure.h>

void setup() {
  Serial.begin(57600);
  FreqMeasure.begin();
}

double sum=0;
int count=0;

void loop() {
  if (FreqMeasure.available()) {
    // average several reading together
    sum = sum + FreqMeasure.read();
    count = count + 1;
    if (count > 30) {
      float frequency = FreqMeasure.countToFrequency(sum / count);
      Serial.println(frequency);
      sum = 0;
      count = 0;
    }
  }
}

/*
  Uno with Scope https://github.com/Dlloydev/Wokwi-Chip-Scope
        and https://github.com/Dlloydev/Wokwi-Chip-PWM
        and https://github.com/drf5n/Wokwi-Chip-FrequencyCounter

  Wokwi Uno https://wokwi.com/projects/390819301187622913
  Wokwi Nano https://wokwi.com/projects/426440872904255489
  Wokwi Mega: https://wokwi.com/projects/390819455604080641
  Wokwi ESP32: https://wokwi.com/projects/408508221519641601
  Wokwi ESP32S3 https://wokwi.com/projects/404720144387009537

  See also https://wokwi.com/projects/359331973918199809

*/