Discover todbot/mp3thing Open Source project by Tod Kurt (@todbot)

Example C and Java host code to talking to an arduino or other "serial" device

534

arduino-serial

232

hidapitester

Simple command-line program to test HIDAPI

203

picostepseq

MIDI sequencer using Raspberry Pi Pico in Arduino & CircuitPython

191

Blink1Control2

Blink1Control GUI to control blink(1) USB RGB LED devices.

Search for USB devices by VID/PID, gets device serial numbers

151

usbSearch

102

blink1-tool

Command-line tools and C library for blink(1) USB RGB LED

mozzi_experiments

Experiments with Mozzi, mostly on SAMD21 & RP2040 chips

Very simple adpater for hooking a Wii Nunchuck to your Arduino or other microcontroller

wiichuck_adapter

Objective-C

SoftI2CMaster

Software I2C / TWI library for Arduino allows any two pins to be SDA & SCL

QT Py Media Knob using rotary encoder & neopixel ring

qtpy-knob

Arduino library for servo easing

ServoEaser

Tiny capsense touch MIDI keyboard controller from a Raspberry Pi Pico

picotouch

A GUI app for playing with HID devices, written in Python

hidpytoy

Simple Arduino I2C scanner as described at http://todbot.com/blog/2009/11/29/i2cscanner-pde-arduino-as-i2c-bus-scanner/

arduino-i2c-scanner

Arduino

CircuitPython_GC9A01_demos

Demos showing how to use CircuitPython displayio driver for GC9A01 round LCDs

Some tips and tricks for CircuitPython, using a QT Py board

qtpy-tricks

win-hid-dump

Sort of a Windows version of `usbhid-dump` to show HID Report Descriptors

mac-hid-dump

Sort of a MacOS version of `usbhid-dump` to show HID Report Descriptors

circuitpython-synthio-tricks

tips, tricks, and examples of using CircuitPython synthio

blink1-python

Official Python library for blink(1) USB RGB LED notification device

Lotsa Rotary Encoders on a Raspberry Pi Pico

pico8enc

Experiments using PicoDVI (mostly on Adafruit DVI RP2040 Feather)

PicoDVI_experiments

Neopixel Joints, millable on the Othermill

NeoJoints

Abuse StemmaQT port by turning it into Audio Out + MIDI In

macropadsynthplug

Thin captouch-based synth platform for Raspberry Pi Pico

picotouch_synth

USB MIDI Pedal, powered by CircuitPython + Trinket M0

MIDIPedalBox

Simple example of using node-hid in Electron (w/ React)

samd21-programming-notes

SAMD21 programming notes

electron-hid-toy

crashspace-bigbutton

Arduino sketches for Oskitone Scout using Mozzi synthesis library

MozziScout

plinkykeeb

Simple MIDI controller using KB2040 and computer key switches

Something like Asteroids but not really, done in CircuitPython

circuitpython_staroids

Some fun with Neopixel / WS2812 LEDs in CircuitPython

circuitpython_led_effects

Hardware & software for a tiny QTPy-driven synth

qtpy_synth

BlinkM controller / programmer and general USB-to-I2C adapter

LinkM

node-blink1-server

HTTP API server in Node for blink(1) devices

BlinkM example code for Arduino, Processing, et al

BlinkM-Examples

hidraw-dump

Use Linux HIDRAW to print info about HID devices (USB & Bluetooth/BLE)

blink1mk3

Official hardware design files for blink(1) mk3 USB RGB LED by ThingM

circuitpython_screensaver

Do you need a screensaver for CircuitPython? Of course you do

weekly experiments with othermachine Othermill

Mill-a-Week

eurorack_hagiwo_stuff

Android library for blink(1) USB RGB LED

blink1-android

Java

ArduinoOnBeagleBone

Arduino and AVR compilation tools for BeagleBone (currently command-line only)

CircuitPython_PS2Controller

CircuitPython library to read Sony PS2 and PS1 ("PSX") game controllers

blink(1) Java / Processing library

blink1-java

Processing

magtag_dayofweek

Use MagTag to display day of week on your fridge

picostepsynth

some testing hardware for Neopixels (WS2812, SK6812)

NeopixelTester

Minimal OSC parser, server, and client for CircuitPython and CPython

CircuitPython_MicroOSC

Testing Playstation DualShock4 controller with node-hid

node-hid-ds4-test

Experiments with the Teensy Audio Library

tal_experiments

Eagle translation of im-tomu/tomu-hardware

tomu-hardware-eagle

ArduinoCore-EFM32

Arduino core for EFM32HG and Tomu boards (very much work in progress)

HackadayVectorscopeHacks

Hacks (hopefully) for the Hackaday Superconference 2023 badge

touchwheels

some touchwheels

Simplex noise (like Perlin) for CircuitPython

CircuitPython_Noise

blink1-webhid

Python libraries for blink(1) USB LED

blink1-python-old

Example of how to implement an IFTTT Channel w/ OAuth2

node-ifttt-demoserver

blinkm2

A simple audio output shield for Arduino

NoiseShield

electron-hid-test

extremely simple demo of node-hid with electron

Grid controller for LED strips

StripGrid

circuitpython_ledtools

hacks

electron-hid-test using electron-react-boilerplate

electron-hid-test-erb

TypeScript

qtpy-keys

Tiny USB keyboard using QTPy and CircuitPython

Connect two USB-MIDI host devices together, using two Trinket M0s

MIDIHost2Host

The full set of source for the Make magazine Wii nunchuck roller coaster data logger

GPSWiiRecorder

NodeJs version of arduino-serial commandline tool

node-arduino-serial

circuitpython_invaders

CloudFridge

Development for CashMachine

TeamPneumo

Various bits n bobs to do with Eagle Schematic & PCB software

eagle-tricks

samd11toy

playing with SAMD11

an overly complicated light announcing a certain time of day or state of mind

SDLbeerlight

Sketches and Ideas for I LOVE LAMP project

ILOVELAMP

knob board for seesaw, and also a drone synth

seeknobs

The simplest Eurorack module?

TrinketTrigger

QTPyNoisyBoi

Copy files from CircuitPython Bundle to your device, based on a list of requirements

cirpycp

Shell

pico_test_synth

Simple board to help make synths with Raspberry Pi Pico and PCM5102 I2S DAC

Comparison of different Arduino libraries for WS2812 / NeoPixel LEDs

WS2812_Arduino_Lib_Compare

Arduino

ReflashBlinkM

Update or replace firmware in a BlinkM

Processing

WingShield

WingShield Industries makes Arduino shield kits, like the ScrewShield

node-tinynative

Smallest possible Node.js native module

C# library blink(1) .NET library for blink(1) devices connected to computer

Blink1DotNet

qtpy_midibff

QTPy MIDI BFF

qt-fun

Eurorack modules based around Trinket M0

TrinketTouringMachine

A network of Arduino-connected BlinkMs

PWM-Tests

BlinkMNet

Testing out Tray API in Electron, showing how click event does not work on MacOSX

electron-tray-test

The "AtCrashSpace" app written using Apache Cordova

CrashSpaceStatus

Official BlinkM Arduino library and examples by ThingM

todbot.github.com

BlinkM-Arduino

Capacitive touch sensing using Pico / RP2040 PIO, using touchio API

CircuitPython_TouchPIO