我设计的一个HDMI转MIPI模块，可以用于驱动各种手机屏幕当显示器用。

Cross-platform Audio Visualizer

Build your hardware, easily!

U2F USB token optimized for physical security, affordability, and style

TOTEM is a 38 keys column-staggered split keyboard. It meant to be used with a SEEED XIAO BLE or RP2040

Open source minimal stack for the ch32 and ch5xx WCH RISC-V Microcontrollers

User space mappable dma buffer device driver for Linux.

CH32V003 RISC-V Pure Software USB Controller

Custom firmware for Tuya devices on the PHY622x2 chipset

Custom firmware for Tuya devices based on the PHY622x2 chipset

Custom status screen for zmk dongles

Portable serial terminal, based on an RP2040 with a Gherkin keyboard and an ILI9488 screen

A ZMK module to add battery/BT/layer indicators using an RGB LED (like in Xiao BLEs)

YADS - Yet another Dongle Screen for ZMK

Displays today's date, weather forecast and a stylised map of your city using Inkplate10 (ESP32)

Low cost, low part count CH32V003-based oscilloscope

ESP-IDF port of libssh