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SlowROM: Difference between revisions

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(→‎See Also: waitstate)
(→‎See Also: 420Dh)
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* [[List of SlowROM Games]]
* [[List of SlowROM Games]]
* [[Waitstate]]
* [[Waitstate]]
* [[420Dh]]


=== References ===
=== References ===

Revision as of 17:01, 19 August 2024

SlowROM is 2.68 Mhz. It is not as fast as FastROM. SlowROM is a property of the ROM chip itself and not the board it is soldered onto.[2] DMA always happens at SlowROM speed. When the 5A22 is operating at slowROM speed, there are 8 master clock cycles per CPU machine cycle.

master clock divider speeds.png

See Also

References

  1. Near, https://forums.nesdev.org/viewtopic.php?t=9585
  2. Bregalad, lbid.