LEDController.cpp

#include "LEDController.h"
#include <Arduino.h>

#define LED_RED_PIN   25
#define LED_GREEN_PIN 26
#define LED_BLUE_PIN  27
#define LED_ON  HIGH
#define LED_OFF LOW

void LEDController::begin() {
    pinMode(LED_RED_PIN, OUTPUT);
    pinMode(LED_GREEN_PIN, OUTPUT);
    pinMode(LED_BLUE_PIN, OUTPUT);
    setRed();
}

void LEDController::setGreen() {
    if (!lastGreen) {
        digitalWrite(LED_GREEN_PIN, LED_ON);
        digitalWrite(LED_RED_PIN, LED_OFF);
        digitalWrite(LED_BLUE_PIN, LED_OFF);
        lastGreen = true;
    }
}

void LEDController::setRed() {
    if (lastGreen) {
        digitalWrite(LED_GREEN_PIN, LED_OFF);
        digitalWrite(LED_RED_PIN, LED_ON);
        digitalWrite(LED_BLUE_PIN, LED_OFF);
        lastGreen = false;
    }
}

void LEDController::update(int bpm) {
    if (bpm >= 60 && bpm <= 80) setGreen();
    else setRed();
}