Talk:INES Mapper 043: Difference between revisions
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How confident are you about the masks? Involving 12 bits is a surprisingly large number. And A15 has to be involved—as is, writes to NES internal RAM ($0122, $0322, &c) would control IRQs. —[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 12:09, 20 April 2018 (MDT) | How confident are you about the masks? Involving 12 bits is a surprisingly large number. And A15 has to be involved—as is, writes to NES internal RAM ($0122, $0322, &c) would control IRQs. —[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 12:09, 20 April 2018 (MDT) | ||
:It's from the original Nintendulator source code. FCEUX implements this mapper somewhat differently, but also checks for a very specific mask. [[User:NewRisingSun|NewRisingSun]] ([[User talk:NewRisingSun|talk]]) 15:01, 20 April 2018 (MDT) | |||
Revision as of 21:01, 20 April 2018
Register mask
How confident are you about the masks? Involving 12 bits is a surprisingly large number. And A15 has to be involved—as is, writes to NES internal RAM ($0122, $0322, &c) would control IRQs. —Lidnariq (talk) 12:09, 20 April 2018 (MDT)
- It's from the original Nintendulator source code. FCEUX implements this mapper somewhat differently, but also checks for a very specific mask. NewRisingSun (talk) 15:01, 20 April 2018 (MDT)
