C++ classes for embedded systems, targetted initially at the STM32, but now focussing on the ESP32

FPGA Streams library for Amaranth

Astronomical clock / celestial computer: sun and bright star positions, stepper motor control, NTP-synchronized

copy of https://elm-chan.org/fsw/ff/

RTSP/RTP audio streaming tx for the ESP32

Command Line Interface

Digital Audio selector : FPGA based 4 channel I2S ADC with SPDIF optical output.

TRIAC based mains power controller to allow excess solar power to be diverted to a load.

logfile parser

Kicad files for an I2S / PMOD backplane, designed to connect 4 I2S ADC cards.

Breakout board for the TangNano9k. It provides 6 PMOD connectors.

Kicad PCB for audio switcher. Carries TOSLINK Rx/Tx, ESP32 and Xtal oscillator on a PMOD board.

FPGA : Amaranth implementation of CORDIC engine

Visual Data for Cemetery

code to generate DXF files for a laser cutter

Ethernet interface for the colorlight i5 and i9 breakout boards

utils

Automated Test Equipment