Arduino

//ARDUINO CODE:

#include "SoftwareSerial.h"
#include "SerialTransfer.h"


SoftwareSerial mySerial(2, 3); // RX, TX
SerialTransfer myTransfer;


uint32_t rpm;

int rled = 9;
int gled = 10;
int bled = 11;
int brightness = 0;

void setup()
{
  Serial.begin(115200);
  mySerial.begin(9600);
  myTransfer.begin(mySerial);

  pinMode(rled, OUTPUT);
  pinMode(gled, OUTPUT);
  pinMode(bled, OUTPUT);
}


void loop()
{
  if(myTransfer.available())
  {
    int myRPM = myTransfer.rxObj(rpm);
    Serial.print(rpm);

    brightness = map(myRPM, 1, 5000, 0, 255);
    analogWrite(rled, brightness);
    analogWrite(gled, brightness);
    analogWrite(bled, brightness);
  }
}