Collection of various development boards for microcontrollers (e.g., CH55x, CH32, PY32, STC8, STM32) and accompanying example software.

USB Power Delivery Testing Device and Variable Power Supply

Simple ISP Flash Tools for various Microcontrollers

Templates for bare-metal firmware development for some entry-level microcontrollers

Portable Programmable Power Supply

Rotary Encoder with NeoPixels and USB Interface

USB controlled nRF24L01+ 2.4GHz Transceiver

Web-based serial ISP flashing tool for WCH RISC-V microcontrollers

Useful middleware libraries for CH32X035 series. / 一些适用于CH32X035系列芯片的有用的中间件库。

Nickel & Rust-powered Keyboard Firmware

Trying to make some use of this new MCU, while avoiding bloated and proprietary tools

A 5-60V bidirectional buck-boost-converter, also capable of 240W USB PD EPR (48V 5A)

A GCC compiler version of the 32-bit RISC-V MCU CH32X035.