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FastROM: Difference between revisions
From SnesLab
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'''FastROM''' is 3.58 MHz. It is about 33% faster than [[SlowROM]]. FastROM is a property of the ROM chip itself and not the board it is soldered onto. | '''FastROM''' is 3.58 MHz. It is about 33% faster than [[SlowROM]]. FastROM is a property of the ROM chip itself and not the board it is soldered onto.<sup>[2]</sup> | ||
FastROM speeds only apply to the upper halves of banks $80-bf and all of banks $c0-ff.<sup>[1]</sup> | FastROM speeds only apply to the upper halves of banks $80-bf and all of banks $c0-ff.<sup>[1]</sup> | ||
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* https://gbatemp.net/threads/romhacker-kandowontu-converts-more-than-80-snes-titles-into-fastrom-improving-their-performance.629133 | * https://gbatemp.net/threads/romhacker-kandowontu-converts-more-than-80-snes-titles-into-fastrom-improving-their-performance.629133 | ||
* "High Speed Required?" checkbox on [https://archive.org/details/SNESDevManual/book1/page/n26 page 1-2-9 of Book I] of the official Super Nintendo development manual | * "High Speed Required?" checkbox on [https://archive.org/details/SNESDevManual/book1/page/n26 page 1-2-9 of Book I] of the official Super Nintendo development manual | ||
=== | === References === | ||
# Near, https://forums.nesdev.org/viewtopic.php?t=9585 | # Near, https://forums.nesdev.org/viewtopic.php?t=9585 | ||
# Bregalad, lbid. | # Bregalad, lbid. | ||
Revision as of 10:44, 18 December 2023
FastROM is 3.58 MHz. It is about 33% faster than SlowROM. FastROM is a property of the ROM chip itself and not the board it is soldered onto.[2]
FastROM speeds only apply to the upper halves of banks $80-bf and all of banks $c0-ff.[1]
See Also
External Links
- https://gbatemp.net/threads/romhacker-kandowontu-converts-more-than-80-snes-titles-into-fastrom-improving-their-performance.629133
- "High Speed Required?" checkbox on page 1-2-9 of Book I of the official Super Nintendo development manual
References
- Near, https://forums.nesdev.org/viewtopic.php?t=9585
- Bregalad, lbid.