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PB202 MIDI to CV

That MIDI and MIDI over USB board give two 0 to 5V output signals, CV1 and CV2.
The CCNumber are 1 and 2 on chanel 1. That can be easily modified in the code.


Paper-PCB

Software

Parts

  • Resistors:
  • 1x 220 Ohm
  • 5x 470 Ohm
  • 1x 1 kOhm
  • 1x 3.3 kOhm
  • 4x 27 KOhm
  • Capacitors:
  • 4x 1 nF
  • 4x 470 nF
  • Semiconductors:
  • Arduino Pro Micro (Atmega 32U4)
  • OpAmp MCP6002
  • Optocoupler 6N138
  • Diodes
  • 1x 1N4148
  • Potentiometer:
  • 1x 100 kOhm (not yet implemented!)
  • Mechanical:
  • 1x IC socket, 28 pin
  • 2x IC socket, 8 pin
  • 1x pin strip 1×10 pin
  • 2x pin header, female 12 pin
  • 2x pin header, female 90° 1×3, 1×2
  • 2x pin header, male 90° 1×3, 1×2
  • 2x push button
  • 3x jumpers

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