> I can't seem to find any good info except the pin out for the drive cable
Keep looking for ATA-2 working draft, it has most of the things you need to know abou t IDE (ATA) drives.
> I can't read German and haven't found the details of the ACSI interface.
German book called Profibuch ST has some documentation about ACSI port, maybe there's an english translation of it.
> If anyone can help send me info on the ACSI DMA interface I believe I can maybe figure out how to make it all work.
That's what I'm doing for the last half of the year ;-) And as usual, I'm stuck on a dead point from which I can't go any further (hopefully just for a while).