ESP32 WROOM Educational Modular Synth Thing PCB Design

For the context of this PCB design, see: Educational DIY Synth Thing. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! The Circuit The key design decisions have already been documented here: Educational DIY Synth Thing – Part 2 so I won't go …

CD Rack Format Zynthian – Part 2

I've recently updated my "CD Rack" box to a horizontal black box, still shaped for my "CD Rack" format modules. But as it is black, and I've a black TX816, I've rebuilt my CD Rack format Zynthian with a black, PCB front panel too. Original Design Notes: CD Rack Format Zynthian. Warning! I strongly recommend using …

Arduino EEPROM Reader PCB Build Guide

Here are the build notes for my Arduino EEPROM Reader PCB Design. 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 Arduino, see the Getting Started pages. Bill of Materials Arduino EEPROM Reader PCB (GitHub link below). 2x …

Arduino EEPROM Reader PCB Design

This is a PCB version of the Arduino EEPROM Reader/Writer as described here: https://github.com/beneater/eeprom-programmer but with slight adjustments to support reading of 27Cxxx style ROMs often found in vintage equipment. Build Guide here: Arduino EEPROM Reader PCB Build Guide. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible …

RPi 400 MIDI and Audio PCB Build Guide

Here are the build notes for my RPi 400 MIDI and Audio PCB. https://makertube.net/w/tMyv2KC5D9zFLqs32MEjQa Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to expensive instruments! In this case - inserting this pcb incorrectly (which unfortunately is possible with the RPi-400) could damage the …

RPi 400 MIDI and Audio PCB Design

Now I've got my Raspberry Pi 400 up and running I've built a MIDI and I2S audio add-on board for use with the GPIO. Build guide here: RPi 400 MIDI and Audio PCB Build Guide. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible for any damage to …

Raspberry Pi Zero MIDI PCB Build Guide

Here are the build notes for my Raspberry Pi Zero MIDI 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 and single board computers, see the Getting Started pages. Bill of Materials Raspberry Pi Zero …

Raspberry Pi Zero MIDI PCB

This is a MIDI interface for a Raspberry Pi Zero. It is designed to be stackable so it can be used with my RPi Zero MiniDexed IO Board PCB. Here is the Raspberry Pi Zero MIDI PCB Build Guide. Warning! I strongly recommend using old or second hand equipment for your experiments.  I am not responsible …

RPi Zero MiniDexed IO Board PCB Build Guide

Here are the build notes for my RPi Zero MiniDexed 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! If you are new to microcontrollers and single board computers, see the Getting Started pages. Bill of Materials RPi Zero …

RPi Zero MiniDexed IO Board PCB Design

Having now found a way to use a Raspberry Pi Zero as a DX7 USB Dongle in a "headless" capacity I thought it would be useful to have a version of my MiniDexed Raspberry Pi IO Board suitable for use with the Zero. RPi Zero MiniDexed IO Board PCB Build Guide Warning! I strongly recommend using old …