如何制作oled22*22字库？

const u8 user_hz[6][33]=
{
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x08,0x10,0x20,0x10,0x10,0x20,0x10,0x10,0x20,0x20,0x10,0x20,0xC0,0x1F,0xFF,0x00,0x1F,0xF0,0x00,0x10,0x20,0x00,0x10,0x20,0x00},
{0x10,0x20,0x00,0x10,0x20,0x00,0x10,0x20,0x00,0x1F,0xFF,0xF8,0x10,0x20,0x00,0x10,0x20,0x00,0x10,0x20,0x00,0x30,0x20,0x00,0x10,0x60,0x00,0x00,0x20,0x00,0x00,0x00,0x00},/*"开",0*/
{0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x10,0x07,0x00,0x20,0x3D,0x00,0xC0,0x11,0x01,0x88,0x01,0x06,0x08,0x01,0x38,0x08,0x0F,0xE0,0x10,0x7D,0x30,0x10,0x21,0x2C,0x20},
{0x01,0x22,0x40,0x01,0x21,0xC0,0x41,0x21,0xC0,0x21,0x26,0x40,0x31,0x2C,0x20,0x19,0x70,0x30,0x01,0x20,0x30,0x01,0x00,0x10,0x02,0x00,0x18,0x00,0x00,0x10,0x00,0x00,0x00},/*"发",1*/
{0x00,0x00,0x00,0x02,0x01,0x00,0x02,0x06,0x00,0x02,0x38,0x00,0x7F,0xFF,0xF8,0x7F,0xFF,0xF8,0x02,0x60,0x08,0x06,0x30,0x10,0x02,0x10,0x68,0x00,0x07,0x90,0x0F,0xFC,0x10},
{0x08,0x80,0x20,0x10,0xF0,0x40,0x10,0x8C,0x80,0x10,0x83,0x80,0x10,0x86,0x80,0x20,0xBC,0x40,0x21,0xE0,0x60,0x21,0x80,0x30,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00},/*"板",2*/
};
看不懂是怎么做的，  1：取模是以列为单位，按上面的顺序取？2 汉字编号是怎么体现出来的  比如“开”编号为“1”