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Figure 4.17.5 Bitmap pattern structure, Part 5

Bitmap size: 512 dots horizontally x 512 dots vertically

Bitmap color count: 4 bits/dot (16 colors)

        Bit                                          
        15       12 11       8 7        4 3         0
        ┌──────────┬──────────┬──────────┬──────────┐
+00000H │ Dot 0-0  │ Dot 0-1  │ Dot 0-2  │ Dot 0-3  │
        ├──────────┼──────────┼──────────┼──────────┤
+00002H │ Dot 0-4  │ Dot 0-5  │ Dot 0-6  │ Dot 0-7  │
        ├──────────┼──────────┼──────────┼──────────┤
        │    :     │    :     │    :     │    :     │
             :          :          :          :      
             :          :          :          :      
        │    :     │    :     │    :     │    :     │
        ├──────────┼──────────┼──────────┼──────────┤
+1FFFEH |Dot255-508|Dot255-509|Dot255-510|Dot255-511|
        ├──────────┴──────────┴──────────┴──────────┤
        │                                           │
  Dot0  1  2  3  ...       510 511      
    ┏━━┯━━┳━━┯━━┳━   ━┳━━┯━━┳━━┯━━┓     
 Dot┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
   0┃00000┃00001┃ ... ┃000FE┃000FF┃     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
    ┣━━┿━━╋━━┿━━╋━   ━╋━━┿━━╋━━┿━━┫     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
   1┃00100┃00101┃ ... ┃001FE┃001FF┃     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
    ┣━━┿━━╋━━┿━━╋━   ━╋━━┿━━╋━━┿━━┫     
   .                                    
   .                              Bitmap
   .                                    
    ┣━━┿━━╋━━┿━━╋━   ━╋━━┿━━╋━━┿━━┫     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
 510┃1FE00┃1FE01┃ ... ┃1FEFE┃1FEFF┃     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
    ┣━━┿━━╋━━┿━━╋━   ━╋━━┿━━╋━━┿━━┫     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
 511┃1FF00┃1FF01┃ ... ┃1FFFE┃1FFFF┃     
    ┃  │  ┃  │  ┃     ┃  │  ┃  │  ┃     
    ┗━━┷━━┻━━┷━━┻━   ━┻━━┷━━┻━━┷━━┛     
[Note 1]
The top left corner in the bitmap is dots 0-0, and from there to the right ~0-1, ~0-2, ~0-3,....
[Note 2]
The numbers in the bitmap are the VRAM addresses (hexadecimal) of each dot (2 dots) data, based on the VRAM address of dots 0-0 and dots 0-1 data.

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