i would need to find the instruction set for the 68HC908, but that looks super simple compared to some other solutions i've seen.

i'd say the 4.3 stuff would control it reasonably well as long as a reference signal offset value can be played with. might have to reorder the injectors, but not much else.

copying all of the...

not everyone is going to be tuning a V8 though... in fact, i would almost exclusively be playing with 3100/3400/3800 powered cars. it's too bad DHP isn't still around, since that would have covered...

EFI-Live tends to have a very small list of supported applications, though they're usually well defined. there are exceptions of course.

HPT supports almost everything, though they can be a bit...

as long as read/write capability for other PCMs is possible/left open, i'm in when the low-cost cable becomes available.