//Chaser_Charlieplexing_30LED_AtTiny85 6 GPIO Pins incl reset pin6
  
#define A 0

#define B 1

#define C 2

#define D 3

#define E 4

#define F 5


#define PIN_CONFIG 0

#define PIN_STATE 1

#define LED_Num 30

int matrix[LED_Num][5][6] = {

  //           PIN_CONFIG                                PIN_STATE
//     PB0    PB1      PB2    PB3    PB4    PB5          PB0  PB1  PB2  PB3  PB4  PB5
  //    A       B       C      D      E      F            A    B    C    D    E    F

  // LED1 HIGH  
  
  { { OUTPUT, OUTPUT, INPUT, INPUT, INPUT, INPUT },    { LOW, HIGH, LOW, LOW, LOW, LOW } },

  // LED2 HIGH     

  { { OUTPUT, INPUT, OUTPUT, INPUT, INPUT, INPUT },    { LOW, LOW, HIGH, LOW, LOW, LOW } },
     
  // LED3 HIGH     
    
  { { OUTPUT, INPUT, INPUT, OUTPUT, INPUT, INPUT },    { LOW, LOW, LOW, HIGH, LOW, LOW } }, 
     
  // LED4 HIGH   
  
 { { OUTPUT, INPUT, INPUT, INPUT, OUTPUT, INPUT },     { LOW, LOW, LOW, LOW, HIGH, LOW } },
     
 // LED5 HIGH    
  
 { { OUTPUT, INPUT, INPUT, INPUT, INPUT, OUTPUT },     { LOW, LOW, LOW, LOW, LOW, HIGH } },
  
    //LED6 HIGH

 { { INPUT, OUTPUT, INPUT, INPUT, INPUT, INPUT },      { HIGH, LOW, LOW, LOW, LOW, LOW } },
    
    // LED 7 HIGH
     
  { { INPUT, OUTPUT, OUTPUT, INPUT, INPUT,INPUT },     { LOW, LOW, HIGH, LOW, LOW, LOW } },
    
    //LED8 HIGH
     
  { { INPUT, OUTPUT,INPUT, OUTPUT, INPUT, INPUT },     { LOW, LOW, LOW, HIGH, LOW, LOW } }, 
    
    //LED9 HIGH

  { { INPUT,OUTPUT, INPUT, INPUT, OUTPUT, INPUT },     { LOW, LOW, LOW, LOW, HIGH, LOW } },
    
    //LED10 HIGH   

  { { INPUT, OUTPUT, INPUT, INPUT, INPUT, OUTPUT },    { LOW, LOW, LOW, LOW, LOW, HIGH } },
    
    //LED11 HIGH

  { { OUTPUT, INPUT, OUTPUT, INPUT, INPUT, INPUT },    { HIGH, LOW, LOW, LOW, LOW, LOW } }, 
    
    //LED12 HIGH

  { { INPUT, OUTPUT, OUTPUT, INPUT, INPUT, INPUT },    { LOW, HIGH, LOW, LOW, LOW, LOW } },
    
  
    // LED13 HIGH  
  
  { { INPUT, INPUT, OUTPUT, OUTPUT, INPUT, INPUT },    { LOW, LOW, LOW, HIGH, LOW, LOW } },

  // LED14 HIGH     

  { { INPUT, INPUT, OUTPUT, INPUT, OUTPUT, INPUT, },    { LOW, LOW, LOW, LOW, HIGH, LOW } },
     
  // LED15 HIGH     
    
  { { INPUT, INPUT, OUTPUT, INPUT, INPUT, OUTPUT },    { LOW, LOW, LOW, LOW, LOW, HIGH } }, 
     
  // LED16 HIGH   
  
 { { OUTPUT, INPUT, INPUT, OUTPUT, INPUT, INPUT },     { HIGH, LOW, LOW, LOW, LOW,  LOW } },
     
 // LED17 HIGH    
  
 { { INPUT, OUTPUT, INPUT, OUTPUT, INPUT, INPUT },     { LOW, HIGH, LOW, LOW, LOW, LOW } },
  
    //LED18 HIGH

 { { INPUT, INPUT, OUTPUT, OUTPUT, INPUT, INPUT },      { LOW, LOW, HIGH, LOW, LOW, LOW } },
    
    // LED 19 HIGH
     
  { { INPUT, INPUT, INPUT, OUTPUT, OUTPUT,INPUT },     { LOW, LOW, LOW, LOW, HIGH, LOW } },
    
    //LED20 HIGH
     
  { { INPUT, INPUT,INPUT, OUTPUT, INPUT, OUTPUT },     { LOW, LOW, LOW, LOW, LOW, HIGH } }, 
    
    //LED21HIGH

  { { OUTPUT,INPUT, INPUT, INPUT, OUTPUT, INPUT },     { HIGH, LOW, LOW, LOW, LOW, LOW } },
    
    //LED22 HIGH   

  { { INPUT, OUTPUT, INPUT, INPUT, OUTPUT, INPUT },    { LOW, HIGH, LOW, LOW, LOW, LOW } },
    
    //LED23 HIGH

  { { INPUT, INPUT, OUTPUT, INPUT, OUTPUT, INPUT },    { LOW, LOW, HIGH, LOW, LOW, LOW } }, 
    
    //LED24 HIGH

  { { INPUT, INPUT, INPUT, OUTPUT, OUTPUT, INPUT },    { LOW, LOW, LOW, HIGH, LOW, LOW } },
    
   //LED25 HIGH
     
  { { INPUT, INPUT,INPUT, INPUT, OUTPUT, OUTPUT },     { LOW, LOW, LOW, LOW, HIGH, LOW } }, 
    
    //LED26HIGH

  { { OUTPUT,INPUT, INPUT, INPUT, INPUT, OUTPUT },     { LOW, LOW, LOW, LOW, HIGH, LOW } },
    
    //LED27 HIGH   

  { { INPUT, OUTPUT, INPUT, INPUT, INPUT, OUTPUT },    { HIGH, LOW, LOW, LOW, LOW, LOW } },
    
    //LED28 HIGH

  { { INPUT, INPUT, OUTPUT, INPUT, INPUT, OUTPUT },    { HIGH, LOW, LOW, LOW, LOW, LOW } }, 
    
    //LED29 HIGH

  { { INPUT, INPUT, INPUT, OUTPUT, INPUT, OUTPUT },    { LOW, HIGH, LOW, LOW, LOW, LOW } },
    
   //LED30 HIGH

  { { INPUT, INPUT, INPUT, INPUT, OUTPUT, OUTPUT },    { LOW, LOW, LOW, LOW, HIGH, LOW } },
    
    
};


void lightOn( int led ) {

  pinMode( A, matrix[led][PIN_CONFIG][0] );

  pinMode( B, matrix[led][PIN_CONFIG][1] );

  pinMode( C, matrix[led][PIN_CONFIG][2] );

  pinMode( D, matrix[led][PIN_CONFIG][3] );
  
  pinMode( E, matrix[led][PIN_CONFIG][4] );
  
  pinMode( F, matrix[led][PIN_CONFIG][5] );

  digitalWrite( A, matrix[led][PIN_STATE][0] );

  digitalWrite( B, matrix[led][PIN_STATE][1] );

  digitalWrite( C, matrix[led][PIN_STATE][2] );

  digitalWrite( D, matrix[led][PIN_STATE][3] );
  
  digitalWrite( E, matrix[led][PIN_STATE][4] );
  
  digitalWrite( F, matrix[led][PIN_STATE][5] );
  
  

}


void setup() {}


void loop() {

   for( int l = 0; l < LED_Num; l++ ) {  // chasing Right

    lightOn( l );

    delay(2000 / LED_Num );
    
   }
  for (int l = LED_Num-1; l>0; l=l-1){  // chasing Left
    
    lightOn (l);
    
    delay(2000 / LED_Num);
  }
    
  
  }