/**
   Charlieplexed LED Matrix Scanning demo.

   Copyright (C) 2019, Uri Shaked. Released under the MIT license.
*/


#define SCAN_DELAY 100

// byte LED_PINS[] = { 2, 3, 4, 5, 6, 7, 8, 9};
//const byte LED_COUNT = sizeof(LEDS);
// const byte LED_PIN_COUNT = sizeof(LED_PINS);

byte LED_PINS[] = { 2, 3, 4, 5, 6, 7, 8, 9, 10 };
// const byte LED_PIN_COUNT = sizeof(LED_PINS);

byte LEDS[] = { 2, 3, 4, 5, 6, 7, 8, 9, 10 };
const byte LED_PIN_COUNT = sizeof(LEDS);

int h, m, s;
int hour, minute, second;

int led_pos(int i, int j)
{
  pinMode(LEDS[i], OUTPUT);
  pinMode(LEDS[j], OUTPUT);
  digitalWrite(LEDS[i], LOW);
  digitalWrite(LEDS[j], HIGH);
  Serial.print("i:");
  Serial.print(i);        
  // Serial.print(" LEDS[i]:");
  // Serial.print(LEDS[i]);
  Serial.print(" j:");
  Serial.println(j);   
  // Serial.print(" LEDS[j]:");        
  // Serial.println(LEDS[j]);
  delay(SCAN_DELAY);
  pinMode(LEDS[i], INPUT);
  pinMode(LEDS[j], INPUT);  
}


int s_led(int second, int *i, int *j)
{
  *i = 0;
  *j = 4;
}


void setup() 
{
  Serial.begin(115200);  
}

void loop() 
{
  led_pos(i.s_led(), j.s_led);
}


/*
void loop()
{
  for(s = 0; s < 60; s++)
  {
    delay(100);
    Serial.println(s);

    int 1;

  }
}
*/
/*
int setLED(int seconds)
{
  
  if(seconds > 8; i++)
  {
    else
  }

  for (byte i = 0; i < LED_PIN_COUNT; i++) 
  {
    for (byte j = 0; j < LED_PIN_COUNT; j++) 
    {
      if (i != j) 
      {
        pinMode(LEDS[i], OUTPUT);
        pinMode(LEDS[j], OUTPUT);
        digitalWrite(LEDS[i], LOW);
        digitalWrite(LEDS[j], HIGH);
        Serial.print("i:");
        Serial.print(i);        
        // Serial.print(" LEDS[i]:");
        // Serial.print(LEDS[i]);
        Serial.print(" j:");
        Serial.print(j);   
        // Serial.print(" LEDS[j]:");        
        // Serial.println(LEDS[j]);
        delay(SCAN_DELAY);
        pinMode(LEDS[i], INPUT);
        pinMode(LEDS[j], INPUT);
      }
    }
  }  

}
*/




  /*
  for (byte i = 0; i < LED_PIN_COUNT; i++) {
    for (byte j = 0; j < LED_PIN_COUNT; j++) {
      if (i != j) {
        pinMode(LEDS[i], OUTPUT);
        pinMode(LEDS[j], OUTPUT);
        digitalWrite(LEDS[i], LOW);
        digitalWrite(LEDS[j], HIGH);
        Serial.print("i:");
        Serial.print(i);        
        // Serial.print(" LEDS[i]:");
        // Serial.print(LEDS[i]);
        Serial.print(" j:");
        Serial.println(j);   
        // Serial.print(" LEDS[j]:");        
        // Serial.println(LEDS[j]);
        delay(SCAN_DELAY);
        pinMode(LEDS[i], INPUT);
        pinMode(LEDS[j], INPUT);
     
      }
    }
  }
}
*/



/*
void loop() {
  for (int i = 0; i < LED_COUNT; i++) {
    for (int j = 0; j < LED_COUNT; j++) {
      if (i != j) {
        pinMode(LEDS[i], OUTPUT);
        pinMode(LEDS[j], OUTPUT);
        digitalWrite(LEDS[i], LOW);
        digitalWrite(LEDS[j], HIGH);
                
        Serial.print("i:");
        Serial.print(i);        
        
        Serial.print(" LEDS[i]:");
        Serial.print(LEDS[i]);

        Serial.print(" j:");
        Serial.print(j);   
        Serial.print(" LEDS[j]:");        
        Serial.println(LEDS[j]);
        delay(SCAN_DELAY);
        pinMode(LEDS[i], INPUT);
        pinMode(LEDS[j], INPUT);
      }
    }
  }
}
}
*/
/*
  pinMode(LEDS[0], OUTPUT);
  pinMode(LEDS[1], OUTPUT);
  digitalWrite(LEDS[0], LOW);
  digitalWrite(LEDS[1], HIGH);
  delay(SCAN_DELAY);
  pinMode(LEDS[0], INPUT);
  pinMode(LEDS[1], INPUT);  

  pinMode(LEDS[1], OUTPUT);
  pinMode(LEDS[2], OUTPUT);
  digitalWrite(LEDS[1], LOW);
  digitalWrite(LEDS[2], HIGH);
  delay(SCAN_DELAY);
  pinMode(LEDS[1], INPUT);
  pinMode(LEDS[2], INPUT);  
}
*/
/*   
  for (int i = 0; i < LED_COUNT; i++) {
    for (int j = 0; j < LED_COUNT; j++) {
      if (i != j) {
        pinMode(LEDS[i], OUTPUT);
        pinMode(LEDS[j], OUTPUT);
        digitalWrite(LEDS[i], LOW);
        digitalWrite(LEDS[j], HIGH);
                
        Serial.print("i:");
        Serial.print(i);        
        
        Serial.print(" LEDS[i]:");
        Serial.print(LEDS[i]);

        Serial.print(" j:");
        Serial.print(j);   
        Serial.print(" LEDS[j]:");        
        Serial.println(LEDS[j]);
        delay(SCAN_DELAY);
        pinMode(LEDS[i], INPUT);
        pinMode(LEDS[j], INPUT);
      }
    }
  }
}
*/