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VRAM Data Bus: Difference between revisions
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The '''Blue Bus''', as it appears in the colorized jwdonal schematic, is the data bus that connects [[S-PPU1]] to the VRAM chips. It consists of two 8-bit data buses VDA and VDB. VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the VRAM chip which has VDB going to it. | The '''Blue Bus''', as it appears in the colorized jwdonal schematic, is the data bus that connects [[S-PPU1]] to the VRAM chips. It consists of two 8-bit data buses: VDA and VDB. VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the other VRAM chip, which has VDB going to it. | ||
[[Category:SNES Hardware]] | [[Category:SNES Hardware]] | ||
[[Category:Traces]] | [[Category:Traces]] | ||
[[Category:Buses]] | [[Category:Buses]] | ||
Revision as of 01:43, 8 May 2023
The Blue Bus, as it appears in the colorized jwdonal schematic, is the data bus that connects S-PPU1 to the VRAM chips. It consists of two 8-bit data buses: VDA and VDB. VDA0-VDA7 connects to the VRAM chip which has VAA going to it, and VDB0-VDB7 connects to the other VRAM chip, which has VDB going to it.