Gm System Message; Gs Message; Instrument-Specific System Exclusive Messages - Casio PX-330 User Manual

15.1.7

GM System Message

GM System On Format
1 Message Format: F0H 7EH 7FH 09H 01H F7H
Send
This message is never sent.
Receive
Receipt puts the sound source into a GM sound source mode. Also, the Scale Tune Enable setting shown under "20.7 Part
Parameters" for parts C01 through C16 become zero, which disables the temperament (scale) function.
GM System Off Format
Message Format: F0H 7EH 7FH 09H 02H F7H
Send
This message is never sent.
Receive
Receipt returns the sound source to its power on default settings.
GM2 System On Format
Message Format: F0H 7EH 7FH 09H 03H F7H
Send
This message is never sent.
Receive
Though the Instrument does not support GM2, receipt of the GM2 System On message has the same result as receipt of
the GM System On message.
15.1.8

GS Message

Message Format: F0H 41H ddH 42H 12H 40H 00H 7FH 00H 41H F7H
Note: dd (Device ID) is ignored.
Send
This message is never sent.
Receive
Receipt performs the same operation as when the GM System On message is received.
15.2

Instrument-Specific System Exclusive Messages

Format
Message Format: F0H 44H 15H 01H....F7H
Most Instrument parameters and user data, and some operation commands can be controlled using this message.
For more information, see "Part IV Instrument-Specific System Exclusive Messages".
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