This is the source code for the WonkyStuff dr1.a firmware, it's a simple drone synthesizer capable of a fairly wide range of sounds. The hardware is the WonkyStuff core1 board

Hardware Library for the Daisy Audio Platform

Basic synthesizer using PortAudio and Qt5

A Simple Software Synthesizer With a Qt Interface

Carrier Board for JN5168 Module with Reset and Programming Button; Step-Down Regulator (24V DC input)

Use Qt creator IDE and AVR-GNU toolchain and avrdude upload tool to write, build and/or deploy programs for AVR microcontrollers

driver's source code to handle different ICs and components connected to the raspberry pi, and other useful libraries

Implementation of BlackBerry Cascades UI controls in QML for use in Qt-based projects