Although I have taken the utmost care preparing this documentation, I am no electronics engineer and did this only as a hobby project. I do not guarantee that it is error free and I accept no responsibility for damage to anyone’s hardware or other personal equipment or injury inflicted on you or others.
== Construction of the 320K version (no PAL programming required) version ==
The required logic can either be built on a slim breadboard or with the help of a PCB that plugs into the PAL socket.
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== Construction of the 512K version (PAL programming required) version ==
For a 512K version the biggest challenge is, that when we replace also the first bank we must treat the first 64K as base RAM and the other 192K as extended RAM in a way that it is properly recognised by software.