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2024-10-01 23:37:39 +01:00
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specs/freevga/vga/seqplanr.txt Normal file
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Planar Shift Mode Diagram
-------------------------
Pixel Value Display Memory
3 2 1 0 7 6 5 4 3 2 1 0
+-----+-----+-----+-----+ +-----+-----+-----+-----+-----+-----+-----+-----+
|.....|.....|.....|.....|___|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
|.....|.....|.....|.....| |.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
+-----+-----+-----+-----+ +-----+-----+-----+-----+-----+-----+-----+-----+
| | | Plane 0 | | | | | | | |
| | | +-----+-----+-----+-----+-----+-----+-----+-----+
| | |____________|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
| | Plane 1|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
| | +-----+-----+-----+-----+-----+-----+-----+-----+
| | | | | | | | | |
| | +-----+-----+-----+-----+-----+-----+-----+-----+
| |__________________|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
| Plane 2|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
| +-----+-----+-----+-----+-----+-----+-----+-----+
| | | | | | | | |
| +-----+-----+-----+-----+-----+-----+-----+-----+
|________________________|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
Plane 3|.....|%%%%%|:::::|%%%%%|:::::|%%%%%|:::::|%%%%%|
+-----+-----+-----+-----+-----+-----+-----+-----+
| | | | | | | |
Pixel: 0 1 2 3 4 5 6 7
<-------- Direction of Shift