8x8x8 LED cube Test

//Test an 8x8x8 LED cube


//--- Pin connected to ST_CP of 74HC595
int latchPin = 10;
//--- Pin connected to SH_CP of 74HC595
int clockPin = 13;
//--- Pin connected to DS of 74HC595
int dataPin = 11;

byte pinVals[8];
 int zLayer = 0;
 int xc = 0;
 int yc = 0;

void setup(){
    //layer pins
  for(int i = 2; i < 10; i++)
  {
    pinMode(i, OUTPUT);
    digitalWrite(i, LOW);
  }

  pinMode(latchPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(dataPin, OUTPUT);

  digitalWrite(latchPin,LOW);
  digitalWrite(dataPin,LOW);
  digitalWrite(clockPin,LOW);

  bitSet(pinVals[0], 0);
  digitalWrite(zLayer + 2, HIGH);
}

void loop(){
  digitalWrite(latchPin, LOW);
  for(int i = 0; i < 8; i++){
   shiftOut(dataPin, clockPin, MSBFIRST, pinVals[i]);
  }
  digitalWrite(latchPin, HIGH);

  //Increase for slower effect
  delay(50);

  //Set the display bits
  bitClear(pinVals[yc], xc);
  xc++;
  if(xc == 8){
    xc = 0;
    yc++;
    if(yc == 8){
      yc = 0;
      //next z layer
        digitalWrite(zLayer + 2, LOW);
        zLayer++;
        if(zLayer >= 8){
          zLayer = 0;
        }
        digitalWrite(zLayer + 2, HIGH);
    }
  }
  bitSet(pinVals[yc], xc);
}