Atari ST USB keyboard kit, and turned into quite a project. The owner asked if I could install a PC inside the ST, sure not a problem.
800XL PC etc.).There were two main issues to think about here, power and heat.
USB keyboard controller, wired to a single USB header on the mainboard with a short USB lead.
Advent Calendar of USB keyboards, hope you've made it to the end. Thank you to those that have stuck with me. Time for a bit of a rest now; normal service will resume in the new year.