KOHighlights is a utility for viewing KOReader's highlights and/or export them to simple text, html, csv or markdown files.

ACEMAGIC S1 Mini TFT/LCD and LED Control for Linux

List of commercial and open source OPC UA Clients

Program for preparing G-code for milling of printed circuit boards on CNC. You can use it as a converter to a PDF file.

OpenOCD for WCH CH32

The whole NFC solution (source code and schematic&layout) based on WCH chips

The SDK and HDK for CH32F20x

CH32V203 is an industrial-grade enhanced low-power,small-medium capacity general-purpose MCU based on 32-bit RISC-V core

Inofficial git-cvs clone of :pserver:[email protected]:/cvs + some changes

Embedded Rust device crates for WCH's RISC-V and Cortex-M microcontrollers

CH32V003 SDI print demo project

BSD licensed MODBUS RTU/ASCII and TCP slave

Simple serial terminal

HAL for CH32V003 like stm32 HAL

CH32V003 is an ultra-cheap RISC-V MCU with 2KB SRAM, 16KB flash, and up to 18 GPIOs that sells for under $0.10

A libusb based programming tool for 24Cxx serial EEPROMs using the WinChipHead CH341A IC

A blog based on (highly modified) Jekyll-Pure by Xiongzhi Gao

Refrence_Books_PDFfiles

On notebook batteries controlled by the BQ2092 and BQ2040 (and maybe others)

USB Hi-Res Stereo Audio DAC using STM32F411 / 401 "Black Pill" development board and Texas Instruments PCM5102A / Philips UDA1334ATS DAC modules

µC/OS-III is a preemptive, highly portable, and scalable real-time kernel. Designed for ease of use on a huge number of CPU architectures.

Library of McuOnEclipse components

USB to 3 Port Serial (UART) adapter firmware for STM32 Blue Pill.

Infrastructure for examining and patching Thinkpad embedded controller firmware

Tools for handling firmwares of DJI products, with focus on quadcopters.

JBC_SolderingStation

Custom firmware for Quicko and KSGER T12 soldering stations