APPLE CRAPPLE

One of the shortcomings of this CMS 9619 system is the fairly complicated OS9 bootstrap procedure I had to use in the absence of any sort of...

I finally got drivewire running on the CMS 9619 SBC. As a result, I managed to complete the bootup and have a virtual disk! Source code a...

I finally got it working thanks to the advice of a kind member of the Tandy Color Computer (CoCo) discord channel . Interrupts! Once I conne...

While I was waiting for my RAM to arrived, I tried burning an EEPROM for NitrOS-9 so that I could make the load time shorter and avoid the r...

I have been working on some ideas to expand my CMS 9619 SBC . I thought an SD card interface would be a nice option, but I didn't want t...