File:Sega Dreamcast VMU Developer Documentation.pdf
Summary
[edit | edit source]Sega's developer documentation for the Dreamcast Visual Memory Unit, a single 778-page PDF (VMU.PDF, produced in FrameMaker and dated April 2000 in its metadata). The cover lists seven manuals: Tutorial Manual, Specifications, Hardware Manual, Programing Manual, VMU-BIOS Specifications, Sound Development Specifications and Simulator Manual. Described on Sega Dreamcast VMU Documentation.
PDF page ranges: combined contents (1-16); Tutorial Manual, VMT (17-136); Dreamcast VMU Specifications, VMU (137-160); Hardware Manual, VMD (161-400); Programming Manual, VMC (401-668); VMU-BIOS Specifications, VME (669-694); Sound Development Specifications, VMA (695-712); Simulator Manual, VMB (713-778).
It is a developer's document. It has block diagrams and the chip's register descriptions, but no schematic, parts list or service procedure.
Source
[edit | edit source]https://dmitry.gr/images/VMU.pdf (retrieved 2026-10-19). Dmitry Grinberg mirrors it on his "VMU Hacking" project page as the official VMU documentation.
Author
[edit | edit source]Sega Enterprises, Ltd. The programming tools it describes are Sanyo Electric's.
Licence
[edit | edit source]Copyright Sega Enterprises, Ltd. Hosted for preservation and repair reference, with the source cited.
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 22:42, 19 October 2026 | 0 × 0 (39.68 MB) | Josh (talk | contribs) | Sega VMU developer documentation (VMU.pdf, 778 pp.) |
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