Were there ever any off-the-shelves VDP/PPU chips?
Another question. Why do the NES, SNES, SMS and Genesis all share virtually the same VDP/PPU timing? Did Sega just like how Nintendo did it, or vice versa? Did both base their VDP/PPUs off the same chip series?
Another question. Why do the NES, SNES, SMS and Genesis all share virtually the same VDP/PPU timing? Did Sega just like how Nintendo did it, or vice versa? Did both base their VDP/PPUs off the same chip series?