Michael J. Mahon wrote: > Well, the ACK line is an input to the card--but if it's compatible with > the Apple printer card, it's read in a very unusual way--it's ORed with > one of the address lines for the slot ROM (where it causes an otherwise > endless loop to terminate by "bank switching" on the fly to different > code). That sounds very Wozish. Did he design the card? -- Linards