RetroChallenge 2024/10 (RC2024)
So, after my last project, I’m actually itching to get back to my growing MECB related project list. But, I’m also keen to round-out my CreatiVision Controller journey, with my envisioned CreatiVision Keyboard…
Minimalist Europe Card Bus (MECB) – Backplane v1.2 Updates!
The Backplane was the first Minimalist Europe Card Bus PCB that I designed. Which does obviously make sense, as a Backplane is needed before we can connect other MECB Cards …
Minimalist Europe Card Bus (MECB) – MOS 6502 or WDC W65C02 CPU Card
After designing my 6809 CPU Card, the next CPU on my wish list was the 6502. Join me, as I walk-through the design, then I assemble and test my first …
Minimalist Europe Card Bus (MECB) – TMS992x or TMS9918 VDP Display Card – v2.0 Update!
Recently, someone mentioned that they were planning on using a TMS9918 VDP chip, with the MECB TMS VDP Display Card. As I live in a PAL 50Hz TV standard country, …
Minimalist Europe Card Bus (MECB) – 6809 or 6309 CPU Card – v2.3 Update!
Recently, while working on my 6502 CPU Card design, I became aware of a small oversight on my existing 6809 CPU Card. Nothing that has caused any issues, as I …
Minimalist Europe Card Bus (MECB) – Let’s push our 6809 speed!
Following my recent 6809 system testing video, a viewer asked if the system could run at 3Mhz, or perhaps even a little higher. Join me as I initially test the …
Hexadecimal 4×4 Matrix Keypad – Ultimate Cherry MX Version
In a couple of recent posts / videos, I covered the beginnings of my Hexadecimal Keypad design journey. In these earlier posts, here and here, I presented the history of …
Minimalist Europe Card Bus (MECB) – Motorola I/O Card + Sound
With my first Minimalist Europe Card Bus CPU Card finally completed, to my satisfaction. Next up, is my Motorola based I/O Card, which will finally enable a complete modular 6809 …
Hexadecimal 4×4 Matrix Keypad – Tactile Switch Version (Part 2)
This post / video follows on from Part 1 of the Tactile Switch version of my Hex Keypad project, where I assembled my first Keypad. For Part 2, it’s now …
Minimalist Europe Card Bus (MECB) – 6809 / 6809E CPU Card – v2.2 Update!
This post follows on from my earlier Minimalist Europe Card Bus posts and videos. The 6809 CPU Card has been a long journey. First v1.0 then v2.0, and now v2.2 …