Den Tue, 12 Jun 2018 00:35:33 -0500 skrev Jim Brain <brain@jbrain.com>: > I know it's neither new nor terribly interesting to some, but the > recent Ultimax mode success bolstered my confidence to try a few more > complex things, like CBM 64 DMA. > > I've been impressed by the flexibility of the development cart I > designed, as it required no more work to set up for DMA tests. > > I started off my trying to DMA one byte (to address $8000), and when > that worked, I then tried 256 bytes. I hit a snag when trying to > store a user defined length and had to reimplement the code to use a > state machine. > > But, I have managed to get 1-256 bytes (user defined) to DMA from the > cart to the 64. > > It's a small victory, but I always felt the DMA mode was a mystery in > implementation details. Nice! Seems like your expansion might be able to have a REU compatible mode in the future :) -- (\_/) Copy the bunny to your mails to help (O.o) him achieve world domination. (> <) Come join the dark side. /_|_\ We have cookies.Received on 2018-06-12 18:02:50
Archive generated by hypermail 2.2.0.