midi over usb Home › Forums › General › General MIDI discussion › midi over usb This topic contains 0 replies, has 1 voice, and was last updated by JpKlitz 3 years, 9 months ago. Viewing 1 post (of 1 total) Author Posts December 31, 2013 at 7:08 pm #17177 JpKlitzParticipant Hi I’m having trouble with ctrlr over USB. Can anyone help . is there a special data structure to use? any tips? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.