Activity
From 04/03/2017 to 05/02/2017
04/20/2017
- XX 09:05 PM Developer: RE: Register differences vs the original
- I dont know. D408 (or D418) looks fine...
04/18/2017
- FO 10:22 PM Developer: RE: Register differences vs the original
- I see, to protect against existing writes - which are most likely not repeated. Any thoughts on address?
I'm working on 32x mode... Well I started then went away for Easter:)
04/16/2017
- XX 12:41 PM Developer: RE: Register differences vs the original
- This should be a R/W reg.
while read always works, write maybe like this:
sta reg; enable to write here for the next 4 CPU cycles (current)
sta reg; store to turbo reg.
b7 = 0 turbo ON only in vertical blank
b210
111 = off
1...
04/07/2017
- Discussion on register differences from the original hardware.
So far I'm considering the following:
D400 (w):
bit 6 added, used together with bit 5
00 = playfield dma off
01 = playfield dma on - original colour clock
10 = playfi...