A 3D printed ZX Spectrum – style case for my Z-Raider Z80 computer. Print your own Spectrum look-alike
Embedding Micropython on ESP32
Embedding MicroPython in an existing ESP IDF project turned out not to be so simple. So here’s a guide to how I managed to get it working.
Is there WROOM for a WROVER?
Squeezing a larger module onto the control board for Marty the Robot V2.
Installing ESP-IDF on WSL2
I find that the Espressif ESP32 documentation for installing their IDF development toolchain doesn’t work for me on WSL2 without a few mods …
Marty Sounds – Convert Sounds for Marty (and RIC)
Converting sound files to use on Marty the Robot – and RIC, its control board
Pushing Z80 to the Limits
Asked enough times how to modify RC2014 processor boards to use all the BusRaider features I decided it was time to build one that works out of the box. With a few more goodies thrown in.
Introducing the Stepper Hat Trio
A new board for driving up to three stepper motors, WiFi connected with a web-server UI for CNC or dedicated applications. Based on the Raspberry Pi HAT format and also allowing control from a Pi,
Z180 50MHz with the BusRaider
How fast can a Z180 be made to run in an RC2014 backplane? Let’s find out!
Marty Learns to Swing – Part 3 Q-Learning
The third part in the Marty Learns to Swing series. This time out Marty pursues Q-Learning but finds that an Exhaustive approach suits him better.
Marty Learns to Swing – Part 2
In this, the second part of the series, I develop an OpenAI Gym to model Marty the Robot on a swing and get it to the point where we can start testing strategies for keeping Marty swinging once he gets started.