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S-PPU2: Difference between revisions
From SnesLab
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[[File:PPU2-with-boxes-thumb.jpg|thumb|S-PPU2 die shot with regions numbered]] | [[File:PPU2-with-boxes-thumb.jpg|thumb|S-PPU2 die shot with regions numbered]] | ||
'''S-PPU2''' is the second of the two PPUs in 2chip consoles. It has part number 21323. Little is known about how S-PPU2 works. | '''S-PPU2''' is the second of the two PPUs in 2chip consoles. It has part number 21323. Little is known about how S-PPU2 works. It performs: | ||
* [[Windowing]] | |||
* [[Mosaic]] | |||
* Fades | |||
=== Legend === | === Legend === | ||
* 15 - color palette | * 15 - [[CGRAM|color palette]] | ||
* 17 - Digital-to-Analog converter for RGB output to the [[Darlington triad]], also registers? | * 17 - Digital-to-Analog converter for RGB output to the [[Darlington triad]], also registers? | ||
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=== References === | === References === | ||
* https://forums.nesdev.org/viewtopic.php?p=279840#p279840 | * https://forums.nesdev.org/viewtopic.php?p=279840#p279840 | ||
* [https://archive.org/details/SNESDevManual/book1/page/n97 page 2-22-1 of Book I] of the official Super Nintendo development manual | * paragraph 22.2 on [https://archive.org/details/SNESDevManual/book1/page/n97 page 2-22-1 of Book I] of the official Super Nintendo development manual | ||
[[Category:SNES Hardware]] | [[Category:SNES Hardware]] | ||
Latest revision as of 19:46, 12 August 2024
S-PPU2 is the second of the two PPUs in 2chip consoles. It has part number 21323. Little is known about how S-PPU2 works. It performs:
Legend
- 15 - color palette
- 17 - Digital-to-Analog converter for RGB output to the Darlington triad, also 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