A month after my last publication on the subject, a little progress... And yes, I spent a lot of time on the EMU1 motherboard which, if it s...

Same title as the previous post? Indeed, the chain of discoveries continues... In fact, after discovering a faulty memory component and repl...

Since my last post, I have finalized the EMU1 motherboard DRAM test program. The problem that arose when testing a 64KB bank and then the ot...

Of course, this may raise a smile, but it wasn't easy to get there! This allowed me to verify that the serial interface was working in b...

I think I finally found the problem of adapting the EPROM emulator. It must be said that it is not particularly easy to adapt an emulator th...

Have you seen the announcement on Facebook recently about the recreation of the specific buttons for drum machine like Drumulator, SP12, DMX...

After successfully getting the famous 'Hello World' of embedded computing to work, namely making an LED flash, I decided to tackle s...