Rubik's Cube Solver, use Kociemba algorithm.
Source Code of Coaxial dual rotor helicopter flight control for a external project.
stm32f042 project framework
STM32F429I-Discovery kit sample code
a lightweight GPS NMEA 0183 parser library in pure C
used to taking notes during development.
Sample code based on STM32F746G-Discovery kit
Latest ESP8266 SDK based on FreeRTOS, esp-idf style.
stm32 ethernet over usb (rndis + lwip)
lwIP - A Lightweight TCP/IP stack SourceCode(V2.0.2)
PX4 Bootloader for PX4FMU, PX4IO and PX4FLOW
Espressif Audio Development Framework
stabilize and control board driver
RDA5981 development with SDK(1.3.4) based on Mbed OS(5.15)
Open Source ARM cortex m microcontroller library