Difference between revisions of "ER-USB-MIDI"
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** MIDI Output | ** MIDI Output | ||
*** Select CircuitPython Audio | *** Select CircuitPython Audio | ||
| + | ** Load MIDI file | ||
| + | ** Click play button | ||
Revision as of 12:23, 28 November 2022
Features
- USB MIDI to MIDI Serial Output
- MIDI In/Out
- Built on ER-PROTO-02
- XAIO RP2040 CPU
- Based on Adafruit QT Py RP2040 USB to Serial MIDI Friends design
- MIDI on TRS A type connector
- J6 = MIDI Serial output
- J5 = MIDI Serial input (future feature)
Seeeduino XIAO RP2040
There are 14 GPIO PINs on XIAO RP2040, on which there are 11 digital pins, 4 analog pins, 11 PWM Pins,1 I2C interface, 1 UART interface, 1 SPI interface, 1 SWD Bonding pad interface.
Design
- XAIO RP2040 CPU
- MIDI Out jack
- Eurorack power
- J5, J6 = PJ366ST
- Install both Pot/Jack headers/sockets
- Female sockets on Controls card
- Male Pins on Daughtercard
Daughtercard Prototyping Area
Software
- Load CircuitPython to card (using v7.x)
- Press right button then insert USB cable
- Drive will appear on PC
- Drop CircuitPython uf2 onto the drive
- Drop application and libraries onto card
- Download/run MIDIEditor
- Edit
- Settings
- MIDI Output
- Select CircuitPython Audio
- Load MIDI file
- Click play button
