My take on the old “re-purposing a dead Psion 5’s keyboard as USB keyboard” 😉 Using parts from dead Psion Series 5 and 5mx PDAs and an Arduino micro-controller.
Tag Archives: retro-computers
A box of “Psion Organisers”
Aquiring some late 1990s PDA keyboards to revive with USB and Bluetooth connections… The Psion Series 5 (like all the Psion PDAs!) was renowned for its excellent mechanical design and the keyboard of the Series 5 was peak!
Clockwork uConsole – a ready made CyberDeck?
My experiences when my Clockworkpi.com uConsole arrived earlier this month – assembling the ready-made cyberdeck and some tweaks & challenges to work around some shortcomings…
PSION MC400 emulated – at last!
A few years after initially posing the question, an answer…. YES, the MC400 is emulated (in MAME 0.273 and later).
Latest Raspberry Pi – Psion MC400 Sidecar update
Super-cute Raspberry Pi Zero 2W based Psion-sidecar in a flirc case with 4 port USB hub underneath and an e-ink display on top 😀
Setting a 1990s PDA clock via GPS
Setting the time on my 1990s Psion Series 3a PDA via an attached GPS and some OPL code to grab UTC time from the $GPRMC sentence…
PsiWin & MCLINK USB-RS232 adapter compatibility issues
Explaining compatibility issues between USB and retro Psion computers that use RS232 when using USB-RS232 adapters like FTDI & Prolific
“These aren’t the ROMs you’re looking for…”
The latest MAME release (0.253) is the first to support some of Psion’s 16-bit (SIBO) architecture platforms. Series 3a/3c/3mx, Siena and Workabout/mx are now partially supported.
Back to the source: Taking an emulated MC200 back to Psion’s old HQ in Harcourt St
Taking an emulated Psion computer back to its spiritual home – the MC400 emulation goes to Harcourt Street, London.
More retro Psion: The HC120 “corporate handheld”
Re-visiting the “corporate handheld” computer that is the Psion HC120,
LCD Cakes – can baking an old LCD screen really fix it?
Can baking an old LCD screen fix it? How about rubbing it with a cotton bud? I tried a couple of suggestions I found on the internet to fix blotches on an old Hitachi monochrome LCD screen from my 1989 Psion MC400 laptop.
Out and about with a laptop from 1989
I took my old (1989 vintage) laptop out for a coffee to send some tweets & emails 🙂
Powering old consumer electronics from USB
Using USB to power old mobile/handheld computers
Phoney – Psion Series 3a spoof voice calling from 1996
An app written in 1996 to simulate making voice calls from a Psion Series 3a.
Siemens Nixdorf Scenic Pro C5
5250 days later – booting an old pentium computer that’s been in storage for ~14.5 years. This filthy beast used to be the defender of the home network running the Smoothwall GPL firewall.
Hacking up the Psion SIBO SDK DOS debugger
Poking around in the old Psion SIBO SDK debugger – which looks like it’s based heavily on the MC’s GUI…
Repurposing an old Psion MC400 laptop keyboard with Teensyduino & USB
Re-purposing an old Psion MC400 laptop mechanical keyboard from 1989 to work with USB via a Teensy LC (Arduino compatible) microcontroller
Room 7609 