Slow STFM blitter oddness

General discussions or ideas about hardware.
ijor
Posts: 825
Joined: 30 Nov 2018 20:45

Re: Slow STFM blitter oddness

Post by ijor »

Cyprian wrote: 10 Dec 2022 22:03 how to understand that? e.g. does it mean that in the STfm, every the BLiTTER pass will take additional bus cycle?
No. The delay affects the DMA overhead. No extra bus cycle is performed.
http://github.com/ijor/fx68k 68000 cycle exact FPGA core
FX CAST Cycle Accurate Atari ST core
http://pasti.fxatari.com

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