const int ARRAY_SIZE = 8; // Base Array sizes are always 1 bigger than the actual content of the array.  The "extra" is a termination/null character
int VARIABLES[ARRAY_SIZE]={ circuit1,circuit2,circuit3,circuit4,circuit5,circuit6,status }

void ledupdate() {
    for (int i=0; i<ARRAY_SIZE; i++) {
        switch(VARIABLES[i]) {
            case 0:
                batterypixels.setPixelColor(i, batterypixels.Color(0, 0, 0));
                break;
            case 1:
                batterypixels.setPixelColor(i, batterypixels.Color(0, 10, 0));
                break;
            case 2:
                batterypixels.setPixelColor(i, batterypixels.Color(10, 10, 0));
                break;
            case 3:
                batterypixels.setPixelColor(i, batterypixels.Color(10, 0, 0));
                break;
        }
    }
    batterypixels.show();
}