In this episode, I will show unpacking and decompressing files, using the ZDE screen editor as an example. The conclusion is a small 'Hello World!' program.
In this first Episode, I present some prerequisites for working effectively with a CP/M system. I assume you already have a Z80 based system running a version of CP/M. If you want to do any more than run Zork or CatChum, this series might be of interest to you.
The Portfolio can easily be overclocked from 4,9 MHz to 6,5 MHz by simply replacing the Quarz. You just have to make sure you have the "HC49U-S" variant, or else it won't fit in the case.