Tod Kurt

blink1. Official software for blink(1) USB RGB LED by ThingM

circuitpython-tricks. Some CircuitPython tricks, mostly reminders to myself

hidapitester. Simple command-line program to test HIDAPI

picostepseq. MIDI sequencer using Raspberry Pi Pico in Arduino & CircuitPython

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

Blink1Control2. Blink1Control GUI to control blink(1) USB RGB LED devices.

picotouch. Tiny capsense touch MIDI keyboard controller from a Raspberry Pi Pico

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

mozzi_experiments. Experiments with Mozzi, mostly on SAMD21 & RP2040 chips

circuitpython-synthio-tricks. tips, tricks, and examples of using CircuitPython synthio

blink1-tool. Command-line tools and C library for blink(1) USB RGB LED

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

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

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

qtpy-knob. QT Py Media Knob using rotary encoder & neopixel ring

SoftI2CMaster. Software I2C / TWI library for Arduino allows any two pins to be SDA & SCL

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

ServoEaser. Arduino library for servo easing

CircuitPython_GC9A01_demos. Demos showing how to use CircuitPython displayio driver for GC9A01 round LCDs

pico_test_synth. Simple board to help make synths with Raspberry Pi Pico/Pico2 and PCM5102 I2S DAC

macropadsynthplug. Turn StemmaQT port by into Audio Out + MIDI In

picotouch_synth. Thin captouch-based synth platform for Raspberry Pi Pico

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

picoslidertoy. Capacitive touch control surface using Raspberry Pi Pico

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

pico8enc. Lotsa Rotary Encoders on a Raspberry Pi Pico

PicoDVI_experiments. Experiments using PicoDVI (mostly on Adafruit DVI RP2040 Feather)

blink1-python. Official Python library for blink(1) USB RGB LED notification device

touchpads. some buttons and touchwheels

plinkykeeb. Simple MIDI controller using KB2040 and computer key switches

MIDIPedalBox. USB MIDI Pedal, powered by CircuitPython + Trinket M0

qtpy_synth. Hardware & software for a tiny QTPy-driven synth

NeoJoints. Neopixel Joints, millable on the Othermill

samd21-programming-notes. SAMD21 programming notes

circuitpython_led_effects. Some fun with Neopixel / WS2812 LEDs in CircuitPython

MozziScout. Arduino sketches for Oskitone Scout using Mozzi synthesis library

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

crashspace-bigbutton. Eagle

eurorack_hagiwo_stuff. C++

picotouch_bizcard. business card sized USB / MIDI touch controller

CircuitPython_Synthio_Tutorial. Getting started with sound synthesis in CircuitPython and synthio

node-blink1-server. HTTP API server in Node for blink(1) devices

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

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

circuitpython_staroids. Something like Asteroids but not really, done in CircuitPython

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

blink1mk3. Official hardware design files for blink(1) mk3 USB RGB LED by ThingM

CircuitPython_PS2Controller. CircuitPython library to read Sony PS2 and PS1 ("PSX") game controllers

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

BlinkM-Examples. BlinkM example code for Arduino, Processing, et al

TrinketTouringMachine. Eurorack modules based around Trinket M0

blinkm2. C++

go-blink1. ThingM blink(1) interface library for Go

Adafruit_CircuitPython_LIFX. LIFX Smart Light Helper for CircuitPython

node-arduino-serial. NodeJs version of arduino-serial commandline tool

ILOVELAMP. Sketches and Ideas for I LOVE LAMP project

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

libopencm3. Open source ARM Cortex-M microcontroller library

Sketching2025badge. Badge for Sketching in Hardware 2025