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

using an ESP32 and OLED display together with an FFT to display 8-octaves of audio in the frequency domain

Vanilla single-precision radix-2 FFT for the ESP32.

FUSE driver for APFS (Apple File System)

Dedicated low cost, low component count, DMX receiver multiple 3 channel outputs

An Arduino library for sending and receiving DMX RDM packets.

Android USB host serial driver library for CDC, FTDI, Arduino and other devices.

A python package for android usb serial.

A Python module for easy application settings in JSON format.

Android App for USB serial with Python script capability.

Python implementation of the Modbus protocol.

Python implementation of the Modbus protocol.

AdMob support for Kivy framework.

Python for Android Bluetooth Low Energy package

Python for Android Bluetooth Low Energy package

add camera support to MicroPython

Python package for Android USB host.

Python package for Android USB host serial port.

A GUI made on PyQt to make it easier to test OpenCV-Python features.

An Android soft keyboard using Morse code.

Customizing the SoftKeyboard example so I can actually type on my 3.2" Optimus V screen

Remotely enter text on your Android from your machine

Cross-platform asynchronous I/O

Some tools and scripts I may write for Mele A1000/A2000 and Allwinner A10 devices in general

Allwinner bootloader

Collecting information on Allwinner A10 internals

A collection of command line tools for ARM devices with Allwinner SoCs.

Sunxi Mali-400 support libraries.