#define radar_width 16
#define radar_height 16
static char radar_bits[] = {
 0x00,0x00,0x00,0x04,0x00,0x06,0x00,0x06,0x00,0x07,0x00,0x07,0x00,0x07,0x80,
 0x1f,0x80,0x07,0x80,0x07,0x80,0x07,0x80,0x06,0x80,0x06,0x80,0x04,0x80,0x00,
 0x80,0x00};