●OMNI OFF (Controller number 124)
Status 2nd byte 3rd byte
BnH 7CH 00H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
* The same processing will be carried out as when All Sounds Off is received.
●OMNI ON (Controller number 125)
Status 2nd byte 3rd byte
BnH 7DH 00H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
* The same processing will be carried out as when All Sounds Off is received.
●MONO (Controller number 126)
Status 2nd byte 3rd byte
BnH 7EH mmH
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
mm= mono number: 00H - 10H (0 - 16)
* The same processing will be carried out as when All Sounds Off is received.
● POLY (Controller number 127)
Status 2nd byte 3rd byte
BnH 7FH 00H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
* The same processing will be carried out as when All Sounds Off is received.
■ 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)
The System Exclusive Messages received by this device are Universal Non-realtime System Exclusive Messages.
This device receives the following system exclusive messages: universal non-realtime system exclusive messages, data request (RQ1),
and data set (DT1).
● 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 ( (10H–1FH (17–32), 7FH
Initial value is 10H (17)
06H Sub ID#1 (General Information)
01H Sub ID#2 (Identity Request)
F7H EOX (End Of Exclusive)
* When Identity Request is received, Identity Reply message will be transmitted (p. 4).
* The [SETUP]-[MIDI]-[SYS EX] Device ID setting is used as the Device ID.
● Data Transmission
This instrument can use exclusive messages to exchange many varieties of internal settings with other devices.
The model ID of the exclusive messages used by this instrument is 00H 00H 00H 4BH.
○ Data Request 1 (RQ1)
This message requests the other device to transmit data. The address and size indicate the type and amount of data that is requested.
When a Data Request message is received, if the device is in a state in which it is able to transmit data, and if the address and
size are appropriate, the requested data is transmitted as a Data Set 1 (DT1) message. If the conditions are not met, nothing is
transmitted.
Status Data byte Status
F0H 41H, dev, 00H, 00H, 00H, F7H
4BH, 11H, aaH, bbH,ccH,
ccH, ddH, ssH, ttH, uuH,
vvH, sum
byte Explanation
F0H Exclusive status
41H ID number (Roland)
dev device ID (dev: 10H–1FH, 7FH)
00H Model ID#1 (TD-17)
00H Model ID#2 (TD-17)
00H Model ID#3 (TD-17)
4BH Model ID#4 (TD-17)
P.2
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