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 …
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 …
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 …
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 …
Like many, I have a number of projects that have previously stalled, for various reasons. One of those previously stalled projects is my Hexadecimal Keypad journey. This project was initiated …
I’ve just received my Pixel Pump from Robins Tools. The Pixel Pump is an open source vacuum tool for manual SMT assembly. Pixel Pump originally featured on CrowdSupply, for delivery …
I’m now finalising the design of my first I/O Card for the Minimalist Europe Card Bus (MECB). I need a driver circuit for a single connection to an Interrupt input …
I’m currently working on the design of my first I/O Card for the Minimalist Europe Card Bus. As mentioned in my previous post / video, my intention is to first …
This post / video follows on from my earlier Minimalist Europe Card Bus posts and videos. My original (version 1.x) MC6809 CPU Card required an original internal clock 6809 (or …
While considering my next CPU card design, I decided to first take a look at the Reset circuit design. My first MECB CPU card faithfully used the same “old school” …
This post follows-on from my previous post, where I presented and assembled my first prototype PCB for a 6809 CPU card, for the MECB bus. The first part concluded following …