open source hardware and software for a teensy 4.1 eurorack control voltage shield

extend a teensy 4.1 with peripherals to interface with eurorack modular equipment.

• microcontrollers:
  • 600 Mhz ARM cortex m7 ( teensy 4.1 board )
• display: ST7735 128x128 16bit-color tft display
• breakouts:
  • microSD card socket,
  • USB host/device,
  • midi in/out,
  • 1 x encoders w/switch
• panel: 14HP aluminium panel mounted for eurorack case
• programability:
  • write arduino compatible c/c++ firmware & program using arduino/teensyduino
  • arm gnu toolchain downloads
  • teensy audio library

• MIT license unless otherwise specified on a per file basis.

• All schematics and boards are created using Kicad
• All mechanical designs are created using FreeCAD
• Some images have been rendered using Blender 2.81