[LAU] how can I send a midi command from bash through jack to my HW controller?

Clemens Ladisch clemens at ladisch.de
Sun Oct 8 11:38:11 UTC 2017

David Kastrup wrote:
> $ amidi -p "UM-4 MIDI 1" -d
> ALSA lib rawmidi.c:286:(snd_rawmidi_open_noupdate) Unknown RawMidi UM-4 MIDI 1

The card number can be replaced with the card ID:

  amidi -p hw:UM4 -d


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