Kian Ryan

How I stream video from every old device on my desk.

Cartridge Software for the Psion Series 3

Psion OPL - A built in development environment, when we owned our devices

HU-017A RDA5807S FM Radio Kit

A One Handed Accessible Keyboard, Inspired by FrogPad

Connecting your RC2014 to a Psion 5MX, Psion 3, or other RS232 terminal

Online Psion Document Conversion With PsiConv

RC2014 Emulation for Development

Getting Started With z80asm on the RC2014

In The Dark - A Rogue-like game for old and new systems

The Rough and Ready Guide To Getting Your RC2014 Pro Online

RC2014 Pro, Bowie, and a Merry Christmas

The Sidecar for Psion - A PPP Modem and Linux Terminal for RS232 devices

RS232 and Null Modem HAT for the Pi Zero

TinyCPM - CP/M on a Tiny 2040

Tetris, Two Books, Five Blocks

From Twitter to Mastodon, on your Jekyll Home Page

A Dark Room You Can Take With You, a Pi Pico and EInk

Connecting a Psion 5MX to a Raspberry Pi with Serial

Electromagnetic Field 2022 and a Weather App for Your TiDAL