/*
 * 
 * Modder: @red9030
 * Title: Charlieplexing LED Matrix (6x5)[30 LEDS]
 * Date:  20/06/2024
 * REF: https://goodarduinocode.com/guides/charlieplexing
 * 
 */

/*
 * NOTAS 
 * Cálculo de numero de Leds es #Leds = #pins(#pins-1)
 */

/*
 *****************************************************
 *    LIBRERIAS
 *****************************************************
 */

/*
 *****************************************************
 *    VARIABLES
 *****************************************************
 */ 
#define SCAN_DELAY 1000

//Aumenta el número de pins respecto a cuan grande sea la matriz

byte LED_PINS[] = { 2, 3, 4, 5, 6, 7 }; //Arduino uno
//byte LED_PINS[] = { 2, 3, 4, 5, 6, 7 };//ESP8266
//byte LED_PINS[] = { 0, 1, 2, 3, 4, 5 };//ESP32
const byte LED_PIN_COUNT = sizeof(LED_PINS);

/*
 *****************************************************
 *    INICIO
 *****************************************************
 */
void setup() {
}

/*
 *****************************************************
 *    REPETICIÓN
 *****************************************************
 */
/*
void loop() {
  for (byte i = 0; i < LED_PIN_COUNT; i++) {
    pinMode(LED_PINS[i], OUTPUT);
    digitalWrite(LED_PINS[i], LOW);
    for (byte j = 0; j < LED_PIN_COUNT; j++) {
      if (i != j) {
        digitalWrite(LED_PINS[j], HIGH);
        pinMode(LED_PINS[j], OUTPUT);
      }
    }
    delay(SCAN_DELAY);
    for (byte j = 0; j < LED_PIN_COUNT; j++) {
      digitalWrite(LED_PINS[j], LOW);
      pinMode(LED_PINS[j], INPUT);
    }
  }
}*/

//
void loop() {
  for (byte i = 0; i <= LED_PIN_COUNT; i++) {
    for (byte j = 0; j <= LED_PIN_COUNT; j++) {
      if (i != j) {
        pinMode(LED_PINS[i], OUTPUT);
        pinMode(LED_PINS[j], OUTPUT);
        digitalWrite(LED_PINS[i], LOW);
        digitalWrite(LED_PINS[j], HIGH);
        delay(SCAN_DELAY);
        pinMode(LED_PINS[i], INPUT);
        pinMode(LED_PINS[j], INPUT);
      }
    }
  }
}//

/*
 *****************************************************
 *    FUNCIONES
 *****************************************************
 */