#define mtall_width 12
#define mtall_height 12
static unsigned char mtall_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0xfc, 0x03, 0xfc, 0x03, 0xfc, 0x03, 0xfc, 0x03,
   0xfc, 0x03, 0x00, 0x00, 0x6c, 0x03, 0x6c, 0x03, 0x6c, 0x03, 0x00, 0x00};