Category: PCB Design

Posts related to designing, building, and testing printed circuit boards.

XIAO SAMD21, Arduino and MIDI – Part 8

This post brings together some custom PCB designs for use with a Seeedstudio XIAO SAMD21. Other parts in this series: Part 1 - Introduction to the XIAO SAMD21 and some projects to get started. Part 2 - Looking at accessing additional serial ports and using them for MIDI. Part 3 - Mozzi FM synthesis using … Continue reading XIAO SAMD21, Arduino and MIDI – Part 8 →

XIAO Pi USB MIDI Device PCB – Part 2

Here are the build notes for my XIAO Pi USB MIDI Device PCB. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! These are the key tutorials for the main concepts used in this project: XIAO SAMD21, Arduino and MIDI 3V3 … Continue reading XIAO Pi USB MIDI Device PCB – Part 2 →

XIAO Pi USB MIDI Device PCB

One thing missing from a MiniDexed build is USB device support.  The Raspberry Pi will act as a USB host to USB devices, but the MiniDexed can't be plugged into another USB host.  Some versions of the Raspberry Pi (notably the zero and 3A+) support USB On The Go (OTG) which means they can act … Continue reading XIAO Pi USB MIDI Device PCB →

XIAO MIDI Synth Board PCB – Part 2

Here are the build notes for the XIAO MIDI Synth Board PCB. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! These are the key tutorials for the main concepts used in this project: XIAO SAMD21, Arduino and MIDI 3V3 MIDI … Continue reading XIAO MIDI Synth Board PCB – Part 2 →

XIAO MIDI Proto PCB – Part 2

Here are the build notes for my XIAO MIDI Proto PCB. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! If you are new to microcontrollers, see the Getting Started pages. Bill of Materials XIAO MIDI Proto PCB (GitHub link below). 1x … Continue reading XIAO MIDI Proto PCB – Part 2 →

XIAO MIDI Proto PCB

This is a re-design of my 3V3 MIDI Module PCB and Arduino MIDI Proto Shield for the Seeed Studio XIAO series of microcontrollers. Build Guide: XIAO MIDI Proto PCB – Part 2. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! These are the … Continue reading XIAO MIDI Proto PCB →

Tactile Button Keyboard PCB – Part 2

Here are the build notes for my Tactile Button Keyboard PCB. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! These are the key tutorials for the main concepts used in this project: Open Music Labs: Input Matrix Scanning Arduino Nano MIDI … Continue reading Tactile Button Keyboard PCB – Part 2 →

Analog IO Board PCB – Part 2

This is the build guide for the Analog IO Board PCB. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! These are the key Arduino tutorials for the main concepts used in this project: Simple Potentiometer Breakout Arduino Multi-pot Mozzi FM Synthesis … Continue reading Analog IO Board PCB – Part 2 →