Momentum-Apps/assets.h

#define tile_uncleared_width 8
#define tile_uncleared_height 8
static uint8_t tile_uncleared_bits[] = {
    0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, };

#define tile_mine_width 8
#define tile_mine_height 8
static uint8_t tile_mine_bits[] = {
    0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, };