Travel back in time to when the Psion Series 5mx (& this re-badged Ericsson model) were the pinnacle of PDA power. 32-bit ARM powered, running for 20+ hours on AA batteries with absolutely beautiful, intuitive OS and included apps… here I get the machine connected via some hacked-up serial leads and struggle with CF compatibility
Tag Archives: raspberry pi
QR codes on a 1989 laptop
Getting my Psion MC400 laptop running its EPOC OS from 1992 to display QR-codes that link to screenshots auto-converted and auto-cloud-synced by the attached Pi… 😉 phew!
SharPiKeebo – cute little handheld “computer”
Crowd-funded projects promise much but often are hit and miss… this cute Linux handheld looks good, but struggles to deliver with unfinished hardware and out-of-date software drivers…
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…
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 😀
Raspberry Pi count in the Home-Office: 10+
Counting up the Raspberry Pis in use in my home office… A top ten that goes up to 11 😉
UTC-traceable flashing Xmas Tree Lights
Using a GPS’s UTC-synchronised 1PPS signal to drive a relay to flash some LED Xmas tree lights…
Fedora 37, 38, 39, 40 & 41 on Raspberry Pi4
Two of my favourite things – Fedora Linux and Raspberry Pi – combined on the Raspberry Pi 4 8GB 🙂
On CyberDecks…
Battery powered, portable – Raspberry Pi cyberdecks with tiny screens & keyboards…
Tiny oscilloscopes – revisiting the JYETech DSO138 and trying the Raspberry Pi Pico based “scoppy” on Android
Back in Jan 2021 I built the DSO138 tiny oscilloscope kit. Thought I’d dig it out and compare it with the more recent Raspberry Pi Pico based “scoppy” that uses the Pico’s A2D and an Android phone app to display the data
Raspberry Pi Supply Chain Issues – saying hello (again) to the Original Pi Model B Rev 2 512MB
If you’re struggling to find Raspberry Pi Zero (or Zero 2) boards for light IoT applications then an old Pi 1 512MB from 2012 might be the answer…
Tiny clock party – it’s not always about nanoseconds…
A selection of tiny clocks, sync’d a variety of ways – by hand or by (S)NTP/chrony. Featuring Raspberry Pi Pico, ESP32 and micropython.
Out and about with a laptop from 1989
I took my old (1989 vintage) laptop out for a coffee to send some tweets & emails 🙂
Grafana, Influxdb & DS18B20 based home temperature monitoring with Raspberry Pi
An update on the Raspberry Pi/Grafana/Influxdb/DS18B20 home temperature monitoring network I first put together in 2020…
10 years of Raspberry Pi
So the Raspberry Pi has been around for 10 years… everyone’s favourite credit-card-sized computer does just about everything
A SIP trip down memory lane… back to Asterisk PBX & VOIP
A long time ago I built a VOIP PBX. I’ve been wanting to build & use another for a long time and finally got round to it with a £10 Cisco phone and £14 USB dongle…
Using a 30 year old laptop in 2021: The Psion MC400…
A summary of all the things that are right with my 1991 Psion MC400 laptop, “online” via an attached Raspberry Pi 3B+ and wifi…
Room 7609 