Here is my idea. Set the timer interrupt to 874hz (period value of 7). During interrupt routine, stuff 32 PCM samples into the pattern buffer of channel 0, reset timer. On next interrupt, start playin ...
Maybe "???" in the chart above is an additional BAT read to an internal BAT buffer.
What about memory access for sprite graphics? If VDC can display 8 32-pixel-wide sprites per line in 256 ...
Has anyone noticed how, when using the 10.7MHz clock, if VDC register 10 is set a certain way the VDC will display every other line? You can then increase the number of lines in register 13 to show a ...