RM> and a routine  written in assembler reads all the time slices from
RM> the FIFO which is  adressed at D000:0000.

 BC> interrupt & I/O processing over a bigger "chunk" of
stuff. Port I/O
 BC> from the ISA bus is very slow compared to processors that can run OS/2
 
   I was under the impression that the card being used is memory mapped, so
the speed of PIO doesn't strike me as being a pressing concern.

--- Maximus/2 2.02p1