SYNTH-MIDI-CTL-01

Features

• Adapted from HAGIWO's MIDI to CV module
  • Translate from Japanese to English using browser
• XAIO RP2040 CPU
  • Arduino MIDI library has not yet been ported to Pico so will need to use CircuitPython
• MIDI In/Out
  • Standard MIDI Jacks
  • MIDI out jack for future functionality
• (2) 0-5V Analog CV outs
  • MCP4822 12-bit D/A - SPI Interface
    • MCP4822 Datasheet
  • Use with SYNTH-VCO-01
    • CV1 = V/OCT
    • CV2 = MOD
• Digital Outs
  • Gate
  • Clock
• Pot supports setting Clock rate
• Standard EuroRack 16 pin header
  • Supports 12V in with on-board 5V regulator
  • 5V regulator can be not installed if 5V is available on EuroRack connection
• Card is not a Eurorack card
  • Probably too deep, needs cabling
• (6) 6-32 Mounting holes
  • Stacks with SYNTH-VCO-01 card

Reference Docs

• adafruit_midi CircuitPython API
• MIDI Communication
• elkayem midi2cv GitHub page _ Nano based project
  • Arduino MIDI library has not yet been ported to Pico so will need to use Python
  • Drives 4 CV outputs: Pitch Blend, Control, Note, Velocity
  • This card only drives Note (Voltes/Oct, Mod)
• MIDI Controller in Python
• Principles of Voltage Control
• Creative Control Strategies: MIDI to CV
• EuroPi
• Eurorack Beginners Guide
• Eurorack Wiki page
• PicoPicoSynth

Videos

• Similar

Assembly Sheet

SYNTH-MIDI-CTL-01 Rev 1 Assembly Sheet