https://www.ebay.com/itm/Mackie-HDR-24-96-24-track-recorder-editor/401745609514?hash=item5d89e7832a:g:GDAAAOSwwFlcmN3X
This recorder can be connected to the D8B and give you a full blown recording system. Wich allso can interface with your daw.
3 wires. Wich is the same inside a midi cable. Philips pushed an old connector because they had many in stock. Basics of midi is a serial protocol using 3 wires.
The RME digiface USB is a nice device to interface with to get the audio working too. The Mackie can be connected over db9 2x to midi
http://www.d8bforum.com/phpBB3/viewtopic.php?f=2&t=175&start=10