The acxsynth midi2cv eurorack module is an 8hp 4 channel cv gate interface with a robust feature set you can build yourself.
Midi to cv gate diy.
Midi to cv gate converter pic16f628a based midi to cv converter with an additional cc output.
The midi 3 midi to cv converter has mono and duophonic midi response modes assignable cc and dedicated velocity outputs.
This one is simple and does not require any expensive teensy s or stm32.
Midi2cv mk2 is a diy embeddable midi to 4 x cv gate converter with extensive configuration options and extra modulation sources lfo and ahdsr eg.
This is really a tutorial on how to use the usi component on the attiny as a uart rx and midi is as good as any application for a uart.
Being hid compliant it works on computers tablets and smartphones without any special driver.
The original circuit and firmware were designed by the talented alain coupel of acxsynth.
How do you make a usb midi to cv interface for playing analog synthesizers from your daw.
If you run this code on the attiny44 84 there is a total of 10 outputs that can be used.
His design is used.
Pitch cv gate and cv if thats not to complicated.
Bare minimum would be a single pitch and gate.
Monophonic has several different keyboard modes last note priority low note priority and high note priority and all are available with and without gate retriggering.
Diy midi to cv gate interface 8hp 55mm deep 80ma 15ma exclusively a diy project.
Specifications power supply 12v or 15v euro or motm power connector 50ma 15v 10ma 15v output 4 x cv channels each could be 0 5v 0 10v or 5 5v configurable by jumpers 4 x gate.
There are 3 additional unused outputs on the attiny45 85 that can be used for cv gates triggers or sync.
I m wondering if there is a simple way to make a midi 5 pin to cv converter.