7.2 Font for VMU

D3-TUI will include a built-in 6x8 pixel font for VMU display:

/* Built-in 6x8 font (96 characters: 32-127) */
static const uint8_t D3TUI_VMU_FONT[96][8] = {
    /* 32: space */ {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
    /* 33: ! */    {0x18, 0x3C, 0x3C, 0x18, 0x18, 0x00, 0x18, 0x00},
    /* ... */
};