Wenn Du das Array byte statt int deklarierst ?
byte leds_on[][7][7] = {
{{1,1,0,0,0,1,1},
{1,1,0,0,0,1,1},
{0,0,0,0,0,0,0},
{0,0,0,0,0,0,0},
{0,0,0,0,0,0,0},
{1,1,0,0,0,1,1},
{1,1,0,0,0,1,1}}
};
Wenn Du das Array byte statt int deklarierst ?
byte leds_on[][7][7] = {
{{1,1,0,0,0,1,1},
{1,1,0,0,0,1,1},
{0,0,0,0,0,0,0},
{0,0,0,0,0,0,0},
{0,0,0,0,0,0,0},
{1,1,0,0,0,1,1},
{1,1,0,0,0,1,1}}
};