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S-PPU1
From SnesLab
(Redirected from U2)
S-PPU1 is the first of the two PPUs in 2chip consoles. It has part number 21322. Little is known about how S-PPU1 works; for most regions of the die there is only speculation about their function.
Legend
- 1 & 2 - OAM
- 5 & 6 - Sprite Line Buffer
- 10 - combining sprite + layer?
- 12 - registers?
See Also
References
- https://forums.nesdev.org/viewtopic.php?p=279840#p279840
- paragraph 22.2 on page 2-22-1 of Book I of the official Super Nintendo development manual