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140 midi implementation, System realtime message, System exclusive message – Kenwood XV-2020 User Manual

Page 140: Timing clock, Active sensing, Universal non-realtime system exclusive messages

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140

MIDI Implementation

System Realtime Message

Timing Clock

Status
F8H

Active Sensing

Status
FEH

*

When Active Sensing is received, the unit will begin monitoring the intervals of all
further messages. While monitoring, if the interval between messages exceeds 420 ms,
the same processing will be carried out as when All Sounds Off, All Notes Off and Reset
All Controllers are received, and message interval monitoring will be halted.

System Exclusive Message

Status

Data byte

Status

F0H

iiH, ddH, ......,eeH

F7H

F0H:

System Exclusive Message status

ii = ID number:

an ID number (manufacturer ID) to indicate the manufacturer whose
Exclusive message this is. Roland’s manufacturer ID is 41H.
ID numbers 7EH and 7FH are extensions of the MIDI standard;
Universal Non-realtime Messages (7EH) and Universal Realtime
Messages (7FH).

dd,...,ee = data:

00H - 7FH (0 - 127)

F7H:

EOX (End Of Exclusive)

Of the System Exclusive messages received by this device, the Universal Non-realtime
messages and the Universal Realtime messages and the Data Request (RQ1) messages and
the Data Set (DT1) messages will be set automatically.

Universal Non-realtime System Exclusive Messages

Identity Request Message

Status

Data byte

Status

F0H

7EH, dev, 06H, 01H F7H

Byte

Explanation

F0H

Exclusive status

7EH

ID number (Universal Non-realtime Message)

dev

Device ID (dev: 10H - 1FH, 7FH)

06H

Sub ID#1 (General Information)

01H

Sub ID#2 (Identity Request)

F7H

EOX (End Of Exclusive)

*

When this message is received, Identity Reply message (p. 146) will be transmitted.

GM1 System On

Status

Data byte

Status

F0H

7EH, 7FH, 09H, 01H

F7H

Byte

Explanation

F0H

Exclusive status

7EH

ID number (Universal Non-realtime Message)

7FH

Device ID (Broadcast)

09H

Sub ID#1 (General MIDI Message)

01H

Sub ID#2 (General MIDI 1 On)

F7H

EOX (End Of Exclusive)

*

When this messages is received, this instrument will turn to the GM mode.

GM2 System On

Status

Data byte

Status

F0H

7EH 7FH 09H 03H

F7H

Byte

Explanation

F0H

Exclusive status

7EH

ID number (Universal Non-realtime Message)

7FH

Device ID (Broadcast)

09H

Sub ID#1 (General MIDI Message)

03H

Sub ID#2 (General MIDI 2 On)

F7H

EOX (End Of Exclusive)

*

When this messages is received, this instrument will turn to the GM mode.

GM System Off

Status

Data byte

Status

F0H

7EH, 7F, 09H, 02H

F7H

Byte

Explanation

F0H

Exclusive status

7EH

ID number (Universal Non-realtime Message)

7FH

Device ID (Broadcast)

09H

Sub ID#1 (General MIDI Message)

02H

Sub ID#2 (General MIDI Off)

F7H

EOX (End Of Exclusive)

*

When this messages is received, this instrument will return to the Performance mode.