we have them http://www.computerhistory.org/collections/catalog/102752995
i'll see about getting them on line by noon On 1/4/17 5:21 PM, David Gesswein wrote: > I would also be interested in schematics. I have just started looking at this > board to try to use it with a ODEC/Data 100 chain printer. > >> Looking at the LA180 manual's description of the LC8-P interface, it >> is pretty close to Centronics. I expect it is more than just a cable, >> though, because there is also an OMNIBUS Centronics printer interface >> board (LS8-E). That schematic is on bitsavers. >> > It looked to me the LA180 protocol is demand and busy high when ok > to send character then the data is strobed in with data strobe pulse. > > Centronics is handshaked with strobe and busy so a little different. > > The board is simple enough that tracing it out is feasible if needed. > Haven't plugged in the board yet to see how the signals behave. > Still working on the printer. >
