FM-RDS transmitter using the Raspberry Pi's PWM

Raspberry Pi Audio Receiver with Bluetooth A2DP, AirPlay 2, and Spotify Connect

Grinder speed control with stable RPM

Atapiduino running and interfacing with display and CD-ROM drive all in a single Atmega328 chip - http://singlevalve.web.fc2.com/Atapiduino/atapiduino.htm

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

CMake for stm32 developing.

Arduino library for 256x64 OLED ER-OLED032-1 (SSD1322 driver)

Highly flexible Composite USB Device Library

MCUFRIEND_kbv Library for Uno 2.4, 2.8, 3.5, 3.6, 3.95 inch mcufriend Shields

A single-header ANSI C gui library

Light weight library to control WS2811/WS2812 based LEDS and LED Strings for 8-Bit AVR microcontrollers.

Program allow you to program flash memory on the protocols spi, I2C, MicroWire. Supports CH341a, CH347, UsbAsp, AVRISP(LUFA), Arduino, FT232H.

USB SPI programmer/debugger for CSR BlueCore bluetooth chips, based on FTDI USB to UART converter, for Linux and Windows

Tool to create bitmaps and fonts for embedded applications, v.2