We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS

S-PPU1: Difference between revisions

From SnesLab
Jump to: navigation, search
(added category)
(added unconnected pin category)
Line 19: Line 19:


[[Category:SNES Hardware]]
[[Category:SNES Hardware]]
[[Category:ICs with unconnected pins]]

Revision as of 19:09, 3 May 2023

S-PPU1 is the first of the two PPUs in 2chip consoles. Little is known about how S-PPU1 works; for most regions of the die there is only speculation about their function.

S-PPU1 die shot with regions numbered

Legend

  • 1 & 2 - OAM
  • 5 & 6 - line buffer
  • 10 - combining sprite + layer?
  • 12 - registers?

See Also

References