#define greyup_width 16
#define greyup_height 16
static unsigned char greyup_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x40, 0x01, 0xa0, 0x02, 0x50, 0x05,
   0xa8, 0x0a, 0x54, 0x15, 0x80, 0x00, 0x80, 0x00, 0x40, 0x01, 0xa0, 0x02,
   0x50, 0x05, 0xa8, 0x0a, 0x54, 0x15, 0x00, 0x00};