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

YADS - Yet another Dongle Screen for ZMK

Custom status screen for zmk dongles

Custom firmware for Tuya devices based on the PHY622x2 chipset

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

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

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

Custom firmware for the Xtenik X4

ESP-IDF port of libssh

Low cost, low part count CH32V003-based oscilloscope