External Synchronization: Difference between revisions

Revision as of 08:49, 31 May 2023

EXTSYNC is a mysterious signal that is sent to PPU1. It is tied to VCC. One theory is that it was supposed to allow the PPU to not have to generate the TV synchronization signals itself and have them input into it instead.

References

https://forums.nesdev.org/viewtopic.php?p=136035&hilit=EXTSYNC#p136035

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	'''EXTSYNC''' is ~~the name of~~ a mysterious signal that is sent to [[PPU1]]. It is tied to [[VCC]]. One theory is that it was supposed to allow the PPU to not have to generate the TV synchronization signals itself and have them input into it instead.		'''EXTSYNC''' is a mysterious signal that is sent to [[PPU1]]. It is tied to [[VCC]]. One theory is that it was supposed to allow the PPU to not have to generate the TV synchronization signals itself and have them input into it instead.

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