NervousSuperMother

Current version : 0.2.0

This work is inspired (a lot) by https://github.com/ghostintranslation work on his motherboards.

Thanks for that great inspiring work !

Platform built around Teensy 3.5/3.6.

It is mainly a development platform using almost all the ports on Teensy.

ModularGrid : https://www.modulargrid.net/e/other-unknown-nervoussupersynth

I/O

• 6 trigger/gate input
• MIDI IN
• DAC0 output
• DAC1 output with analog volume control
• PT8211 DAC stereo output
• LED screen 20x2 with contrast control

Analog controls

• 10 sliders
• 5 potentiometers
• 3 switches

Digital controls

• 2 encoders with pushbutton

Hardware controls

• RESET
• PROGRAM

Firmware

There are several firmwares for this motherboard:

• NervousSuperSynth (https://github.com/nervousapps/NervousSuperSynth/tree/common_base)
• MicroDexed (https://codeberg.org/nervousapps/MicroDexed/src/branch/nervoussupermother)

Compilation

PlatformIO or Teensyduino

SCHEMATICS & PCB

https://easyeda.com/xtreemechille/supersynth-copy

SMD and TH parts, one PCB.

I have some PCBs in stock, assembled, kit or bare, contact me at nervousrvoltage@icloud.com if you are interested.

BOM

https://docs.google.com/spreadsheets/d/1-4hl6AcAoJYJrRvISyrwIaEGTYHwAB_IcKs__rtEGYY/edit?usp=sharing

PANEL

https://cad.onshape.com/documents/76309e780cb99c0f2066b519/w/a28c1d39745cdb4e42b1148c/e/933dfecdfdc7ae9463372842

I made the panel here : https://www.john-steel.com/

TODO

• clean code
• separate switch and potentiometers from sliders

Hardware fix

• slider Teensy 3.6
• slider not connected (wire)
• Teensy 4.1 adaptor board