1 #define grey_width 16

     2 #define grey_height 16

     3 static char grey_bits[] = {

     4    0x11, 0x11, 0x44, 0x44, 0x11, 0x11, 0x44, 0x44, 0x11, 0x11, 0x44, 0x44,

     5    0x11, 0x11, 0x44, 0x44, 0x11, 0x11, 0x44, 0x44, 0x11, 0x11, 0x44, 0x44,

     6    0x11, 0x11, 0x44, 0x44, 0x11, 0x11, 0x44, 0x44};