108 midi implementation, System exclusive messages, Active sensing – Roland VR-760 User Manual
Page 108: Universal non-realtime system exclusive message, Data transmission
108
MIDI Implementation
●
Active Sensing
Status
FEH
*
This message is transmitted at intervals of approximately 250 msec.
■
System Exclusive Messages
Universal Non-realtime System Exclusive Message” and Data Set 1 (DT1) are the only
System Exclusive messages transmitted by the VR-760.
●
Universal Non-realtime System Exclusive Message
❍
Identity Reply Message
Receiving Identity Request Message, the VR-760 send this message.
Status
Data byte
Status
F0H
7EH, dev, 06H, 02H, 41H, 5FH, 01H,
F7H
00H, 00H, 00H, 01H, 00H, 00H
Byte
Explanation
F0H
Exclusive status
7EH
ID number (Universal Non-realtime Message)
dev
Device ID (use the same as the device ID of Roland)
06H
Sub ID#1 (General Information)
02H
Sub ID#2 (Identity Reply)
41H
ID number (Roland)
5FH 01H
Device family code (VR-760)
00H 00H
Device family number code (VR-760)
00H 01H
00H 00H Software revision level
F7H
EOX (End of Exclusive)
●
Data Transmission
❍
Data set 1 DT1 (12H)
Status
Data byte
Status
F0H
41H, dev, 00H, 5FH, 12H, aaH, bbH,
F7H
ccH, ddH, eeH, ... ffH, sum
Byte
Explanation
F0H
Exclusive status
41H
ID number (Roland)
dev
Device ID (dev: 00H - 1FH, Initial value is 10H)
00H
Model ID #1 (VR-760)
5FH
Model ID #2 (VR-760)
12H
Command ID (DT1)
aaH
Address MSB: upper byte of the starting address of the data to be sent
bbH
Address: upper middle byte of the starting address of the data to be sent
ccH
Address: lower middle byte of the starting address of the data to be sent
ddH
Address LSB: lower byte of the starting address of the data to be sent.
eeH
Data: the actual data to be sent. Multiple bytes of data are transmitted in
order starting from the address.
:
:
ffH
Data
sum
Checksum
F7H
EOX (End Of Exclusive)
*
The amount of data that can be transmitted at one time depends on the type of data, and
data will be transmitted from the specified starting address and size. Refer to the address
and size given in “Parameter Address Map” (p. 109).
*
Data larger than 256 bytes will be divided into packets of 256 bytes or less, and each
packet will be sent at an interval of about 20 ms.
❍
V-LINK ON
Status
Data byte
Status
F0H
41H, dev, 00H, 51H, 12H, 10H, 00H, 00H
F7H
01H, CPM, CLM, sum
Byte
Explanation
F0H
Exclusive status
41H
ID number (Roland)
7FH
Device ID (universal)
00H
Model ID #1 (DV-7PR)
51H
Model ID #2 (DV-7PR)
12H
Command ID (DT1)
10H
Address MSB
00H
Address
00H
Address LSB
01H
Data (V-LINK ON)
CPM
Data (Clip Ctrl Rx MIDI ch : External Part Channel)
CLM
Data (Color Ctrl Rx MIDI ch)
sum
Checksum
F7H
EOX (End Of Exclusive)
❍
V-LINK OFF
Status
Data byte
Status
F0H
41H, dev, 00H, 51H, 12H, 10H, 00H, 00H
F7H
00H, sum
Byte
Explanation
F0H
Exclusive status
41H
ID number (Roland)
7FH
Device ID (universal)
00H
Model ID #1 (DV-7PR)
51H
Model ID #2 (DV-7PR)
12H
Command ID (DT1)
10H
Address MSB
00H
Address
00H
Address LSB
00H
Data (V-LINK OFF)
sum
Checksum
F7H
EOX (End Of Exclusive)