3
MIDI Protocol
–
ISSUE 1
1. Introduction and setup
MIDI (
M
usical
I
nstrument
D
igital
I
nterface) is a standardised communication
protocol that enables digital devices to communicate and allows one piece of
equipment to control another.
The SQ sends and receives MIDI over USB (via the USB-B port) as well as
over ethernet (using MIDI over TCP/IP via the network port).
These can be broken down into two sets of bi-directional messages. Those
that are used with SQ mixing parameters (i.e. level control of SQ audio
channels), and those used to control external software or equipment (i.e. to
control a DAW).
1.1 Connection
When connected to a computer using the USB-B port, the SQ will appear as a
MIDI input and output device. This can be used with software directly or
through use of the
To connect a computer to the SQ over a network, the
be used.
All other clients used for network communication should be configured to send
messages to the SQ’s IP address and use port
51325
.
MIDI over TCP/IP (via network)
MIDI over USB (direct to computer)