Psion MC400 – retro computing via RS232 to Raspberry Pi – handshaking fixed…

Getting the 1990s era Psion MC400 laptop online via an attached Raspberry Pi and some custom shortened Psion serial-USB cables… Tweets, Emails, BBC News & screenshots! All in glorious monochrome and at 19200 baud šŸ™‚

MCMF – MF4 dialling for the Psion MC400

Back in the early 1990s I was a serious Psion-a-holic. If there was such a thing as “Psionaholics Anonymous” I would’ve been there. My first machine was the ground-breaking Series 3 and I was instantly hooked. After that I owned a Series 3a, Siena, Series 5 and later a Revo. These machines had soul. IContinue reading “MCMF – MF4 dialling for the Psion MC400”