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HOG – Version 3.20
MIDI Show Control Messages (MSC)
For a full description of how MIDI Show Control works, we recommend reading the latest MIDI Show
Control Recommended Practice from the MIDI Association.
MSC messages contain a device ID and a format number. Make sure that you setup these numbers in the
window entry boxes correctly.
MSC has been implemented on the console to send “absolute” messages (ie, not depending on current cue
positions, arrangement of cuelists on masters, or keys being held). This means that the greatest playback
accuracy can be achieved, even if manual over-riding leads to cuelists being in the wrong place or out of
order.
The following is an implementation chart for seeing how console actions lead to transmitted MSC
commands:
Console Action
MSC Command
Data Description
Console actions which MSC commands can reproduce exactly:
Activate (go)
Open cue list
1B Q_list
Go
Go
01 Q_number Q_list
Go - Skip
Go
01 00 Q_list
Go - Resume
Resume
03 Q_number Q_list
Goto
Go
01 Q_number Q_list
Halt - Stop
Stop
02 Q_number Q_list
Release
Go Off
0B Q_number Q_list
Step Up
St
11 Q_list
Step Down
Standbye_-
12 Q_list
Page Change
Open Cue Path
1D Q_path
Grand Master / DBO
Set
06 FE 01 value
Rate Thruster
Set
06 FF 01 value
Console actions which MSC commands can not reproduce exactly:
Move Fader (Choose button
held ignored)
Set
06 0..7 00 value
Halt
-
Back
Standby - (no MSC
command for fade
backwards)
12 Q_list
Q_list
is the cuelist decimal number
Q_number
is the cue decimal number
Q_path
is the page decimal number
Note: cues which are triggered automatically via wait times or follow do not cause an MSC command to be
sent.
The following is an implementation chart showing how received MSC Commands map onto console
actions:
MSC Command
Data Description
Console Action
For a command expecting a Q_list, if none is sent then the cuelist on the ‘selected’ master is
assumed.
Go
01 Q_number Q_list
Goto cue
01 00 Q_list
Press Go
Stop
02 Q_number Q_list
Halt cuelist (cue ignored)
02 00 Q_list
Halt cuelist
Resume
03 Q_number Q_list
Resume cuelist (cue ignored)
03 00 Q_list
Resume cuelist (cue ignored)
Set
06 FE 01 value
Grand master move
06 FF 01 value
Rate thruster move
06 0..7 00 value
Fader move
St
11 Q_list
Step Up
Standbye_-
12 Q_list
Step Down
Open Cue List
1B Q_list
Activate cuelist
Open Cue Path
1D Q_path
Change page
Reset
0A
Ignored - use Open Cue Path
command instead
All other MSC commands are ignored
Summary of Contents for HOG 1000
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