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MIDI Implementation
❍Hold 1 (Controller number 64)
Status
2nd byte
BnH
40H
n = MIDI channel number:
vv = control value:
❍General Purpose Controller 5 (Controller number 80) (Rotary Speed)
Status
2nd byte
BnH
50H
n = MIDI channel number:
vv = control value:
* Not transmitted when MIDI GENERAL CONTROLLERS SWITCH (p. 76) is OFF.
❍General Purpose Controller 6 (Controller number 81) (Rotary Brake)
Status
2nd byte
BnH
51H
n = MIDI channel number:
vv = control value:
* Not transmitted when MIDI GENERAL CONTROLLERS SWITCH (p. 76) is OFF.
●Program Change
Status
2nd byte
CnH
ppH
n = MIDI channel number:
pp = program number:
* Not transmitted when MIDI PROGRAM CHANGE SWITCH (p. 76) is OFF (factory
setting: ON).
●Channel Pressure
Status
2nd byte
DnH
vvH
n = MIDI channel number:
vv = Channel Pressure:
●Pitch Bend Change
Status
2nd byte
EnH
llH
n = MIDI channel number:
mm,ll = Pitch Bend value:
104
3rd byte
vvH
0H - FH (ch.1 - ch.16)
00H - 7FH (0 - 127) 0-63 = OFF, 64-127 = ON
3rd byte
vvH
0H - FH (ch.1 - ch.16)
00H - 7FH (0 - 127)
3rd byte
vvH
0H - FH (ch.1 - ch.16)
00H - 7FH (0 - 127) 0-63 = SPIN, 64-127 = BRAKE
0H - FH (ch.1 - ch.16)
00H - 3FH (prog.1 - prog.64) (Registration)
00H - 07H (prog.1 - prog.8) (Orchestral Tones)
0H - FH (ch.1 - ch.16)
00H - 7FH (0–127)
3rd byte
mmH
0H - FH (ch.1 - ch.16)
00 00H - 40 00H - 7F 7FH (-8192 - 0 - +8191)
■System Realtime Message
●Active sensing
Status
FEH
* This will be transmitted constantly at intervals of approximately 250 ms.
■System Exclusive Messages
"Identity Reply" and "Data Set 1 (DT1)" are the only System Exclusive messages
transmitted by VK-88.
When an appropriate "Identity Request Message" and "Data Request 1 (RQ1)" message are
received, the requested internal data will be transmitted.
●Identity Reply
Status
Data byte
F0H
7EH, dev, 06H, 02H, 41H, 65H, 01H, 00H, 00H, 00H, 01H, 00H, 00H
Status
F7H
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)
65H
Device family code (LSB)
01H
Device family code (MSB)
00H
Device family number code (LSB)
00H
Device family number code (MSB)
00H
Software revision level
01H
Software revision level
00H
Software revision level
00H
Software revision level
F7H
EOX (End of Exclusive)
* Reply the message by the unique device ID (dev) when the device has received the
"Identity Request Message" in the Broadcast.
●Data Set1
DT1
Status
data byte
F0H
41H, dev, 00H, 65H, 12H, aaH, bbH, ccH, ddH, eeH... eeH, sum
Status
F7H
Byte
Remarks
F0H
Exclusive status
41H
ID number (Roland)
dev
device ID (dev: 10H fixed)
00H
model ID
65H
model ID (VK-88)
12H
command ID (DT1)
aaH
address MSB
bbH
address
ccH
address
ddH
address LSB
eeH
data: The actual data to be transmitted. Multi-byte data is transmitted
in the address order.
:
:
ffH
data
sum
checksum
F7H
EOX (End Of Exclusive)
* For the address, size, and checksum, refer to "Examples of System Exclusive Messages
and Calculating the Checksum" (p. 107).
* Large amounts of data must be divided into packets of 128 bytes or less, and transmitted
at intervals of approximately 40 ms.
* Regarding the checksum, please refer to page 107.
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