MegaDrive+Z80 fixes #164
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MegaDrive+Z80 fixes #164
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TascoDLX
commented
Mar 19, 2021
TascoDLX
commented
- MD reset logic -- fixes various issues that arise when switching games
- Z80 interrupt processing -- corrects music tempo in Air Buster & US SegaCD v2 BIOS
- Z80 IRQ duration - avoids timing issues and unnecessary interrupt processing in some games
- 68K->Z80 bus control - fixes Fatal Rewind boot & music in US SegaCD v1 BIOS
- Z80 timing fixes - based on info published in "The Undocumented Z80 Documented" by Sean Young
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Thank you so much for these fixes! |
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