Handheld RISC-V Mini Game Console with OLED Display

Neural Networks with low bit weights on low end 32 bit microcontrollers such as the CH32V003 RISC-V Microcontroller and others

Linux on a $0.15 RISC-V microcontroller

Collection of various development boards for microcontrollers (e.g., CH55x, CH32, PY32, STC8, STM32) and accompanying example software.

Templates for bare-metal firmware development for some entry-level microcontrollers

Portable Digital Stereo FM Radio Transmitter

Portable Digital FM Radio Receiver with RDS

A minimal ST7735 LCD driver for CH32V003

CH32V003 Tristate Multiplexing LED

Simple Joystick with USB Interface

CH32V003 test programs

Rotary Encoder with USB Interface

A minimal ST7789 LCD driver for CH32V003

Low cost, low part count CH32V003-based oscilloscope

Really basic attempt to replicate Arduino functions inside MounRiver

Simple 5-Button IR Remote Control

A user-friendly SDK for the CH32V003 microcontroller with an Arduino-like project setup, designed for quick and easy development.

It just does bling bling ...

Rotary Encoder with I2C Interface

Programmable MacroPad with Rotary Encoder and NeoPixels