

Midi Controller
This MIDI controller was developed to be used in live performances. I play the keyboard in my church's worship team, and I recently began adding a drone synth pad from MainStage to add an ambient sound and fill in the…
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 17
- Nets
- 37
- Pads
- 89
- Tracks, vias
- 0, 0
- Routed
- Not yet
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 28 Jan 2025
- Updated
- 14 Sep 2026
Overview
Midi Controller is an open-source printed circuit board by morena1001, from the morena1001/Midi-Controller repository on GitHub. It is a 2-layer board with 17 parts on 37 nets.
Its parts include 13 switches and 4 connectors. It belongs with the audio and music boards of this library.
README
README.mdMIDI Controller
This MIDI controller was developed to be used in live performances. I play the keyboard in my church's worship team, and I recently began adding a drone synth pad from MainStage to add an ambient sound and fill in the quiet gaps during the worship.
Software
This project uses a MIDI hub device implementation by Hypnotroid and Pieter12345.
The controller can transmit a total of 14 MIDI messages to work with the drone synth pad I use in Mainstage. These messages include all the notes in the chromatic scale to determine the key of the drone synth being played, as well as a start and stop message to turn on and off the whole synth.
Messages can be queued if more than one is set to be transmitted at the same time so that no messages are lost. The queue library was implemented by me back during a college course, and was repurposed for this project.
Hardware
The buttons that are used to transmit the notes of the chromatic scale are arranged like a piano to copy the look of drone synth pad on MainStage. There is also a separate button for the start and stop messages, as well as a potentiometer transmitting MIDI messages to control the volume knob present on the synth pad.
The whole device connects to a computer via a Micro USB cable.
Parts
17| Qty | Value | Footprint | References |
|---|---|---|---|
| 13 | SW_Push | Button_Switch_Keyboard:SW_Cherry_MX_1.00u_Plate | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13 |
| 2 | Conn_01x03_Socket | Potentiometer_THT:Potentiometer_Alpha_RD901F-40-00D_Single_Vertical_CircularHoles | J3, J4 |
| 2 | Conn_01x20_Socket | Connector_PinHeader_2.54mm:PinHeader_1x20_P2.54mm_Vertical | J1, J2 |
Questions
What parts does the Midi Controller use?
17 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Midi Controller KiCad files?
From the morena1001/Midi-Controller repository on GitHub, at the commit this page was made from: the board is pcb/pcb.kicad_pcb and its schematic pcb/pcb.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Midi Controller design in my own project?
Its repository states no licence, so its author keeps all rights: ask morena1001 before reusing the design.
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