Martin Krischik

Simple filter to transform DM41 FOCAL code to PX-41CX style, perfect for piping.

Command-line tools to decode and convert HP-41CX emulator files, built for retro computing enthusiasts.

How-To patch and install firmware for your PX-41CX.

How-To install Firmware in your PX-41CX with macOS or Linux.

How-To make screenshots from your PX-41CX

How-To backup your PX-41CX using DUMP and LOAD.

How my PX-41CX assembly went and lessons I learned from the PC16C build.

PX-16C assembly

T602-T Test tape input/output.

T602-P Test printer output.