SCM Apps

Programs written to run with the Small Computer Monitor (SCM) are known as SCM Apps. A number of utilities and diagnostic Apps are available here.

SC148 Released

SC148 is an RC2014 compatible power supply and reset module.

SC523 Released

SC523 is a Z50Bus compatible memory card designed for firmware developers. It allows firmware to be written to “shadow” RAM and then be reconfigured with a toggle switch to act as the systems boot ROM.

SCM v1.3 Released

A new version of the Small Computer Monitor (SCM) is now available.

SC145 Released

SC145 is a low profile Compact Flash interface designed for the RC2014 bus.

2nd Source PCBs

You can now buy many of my PCBs from pcb4diy. These are shipped from Germany which might be an advantage, especially for those in the EU.

They are available direct at:
https://www.pcb4diy.de

or through eBay at:
https://www.ebay.co.uk/str/pcb4diy

SC514 Released

Just released: The SC514 Z80 CTC card for Z50Bus.

SC500 Series

Just released: The SC500 series is a range of Z50Bus compatible designs.

SC139 Released

SC139 is a serial communications module based on the 68B50 ACIA and designed for the RC2014 bus.

SC143 Released

SC143 is a 128k byte ROM module designed for the RC2014 bus.