I've got the manual for this one -- I've got one myself. I'll get it scanned and uploaded.
Thanks, Jonathan On Tue, Jul 10, 2018 at 10:20 PM, Richard Cini via cctalk < [email protected]> wrote: > > > > > > > > The two connectors at the top remind me of the MITS 2SIO board. > Chip on the left with the label seems odd — looks like an EPROM. Not sure > why they’d use a UART (40-pin chip) and an ACIA, but it’s an interesting > two-port combo board. > > > > Get Outlook for iOS > > > > > > > On Tue, Jul 10, 2018 at 10:17 PM -0400, "dwight via cctalk" < > [email protected]> wrote: > > > > > > > > > > > I'm thinking one serial and one cassette. The 8251 for the cassette. > > I can't make out all the chips at the pins? The board was hand laid out. > Is there nothing on the bottom but traces? > > Dwight > > > ________________________________ > From: cctalk on behalf of Ethan via cctalk > Sent: Tuesday, July 10, 2018 6:43:12 PM > To: [email protected] > Subject: Can anyone identify this S100 serial board? > > > Trying to identify the S100 serial board in my Imsai 8080. > > https://imgur.com/eZyOVT5 > > I assume it was a kit. There are wires from behind one of the ICs that go > to DB25 on the rear, along with other DB25s with a few pins (maybe > cassette input.) > > Any help appreciated. > > > -- > : Ethan O'Toole > > > > > > > >
