Roland MC-505 Owner's Manual Page 235

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System Realtime messages
Timing Clock
status
F8H
* This is received when Sync Mode is SLAVE. Settings can be made to synchronize the
effect rate or the LFO rate.
Active Sensing
status
FEH
* When an Active Sensing message is received, the unit will begin monitoring the interval
at which MIDI messages are received. During monitoring, if more than 420 ms passes
without a message being received, the same processing will be done as when All Sound
Off, All Note Off, and Reset All Controllers messages are received. Then monitoring
will be halted.
System Exclusive messages
status data byte status
F0H iiH, ddH, ......, eeH F7H
F0H: System Exclusive message status
ii = ID number: This is the ID number (manufacturer ID) that specifies the manu-
facturer whose exclusive message this is. RolandÕs manufacturer
ID is 41H.ID numbers 7EH and 7FH are defined in an expansion
of the MIDI standard as Universal Non-realtime messages (7EH)
and Universal Realtime Messages (7FH).
dd,..., ee = data: 00HÐ7FH (0Ð127)
F7H: EOX (End Of Exclusive) This is the last status of system exclusive
message.
Universal Non-realtime System Exclusive Messages
Inquiry Request Message
Status Data byte Status
F0H 7FH, dev, 06H, 01H F7H
Byte Explanation
FOH Exclusive status
7FH ID number (universal non-realtime message)
dev Device ID (dev:10H(17)-1FH(32))
06H Sub ID#1 (General Information)
01H Sub ID#2 (Inquiry Request)
F7H EOX (End Of Exclusive)
* The ÒdevÓ is own device number or 7FH (Broadcast)
* When Inquiry Request is received, Inquiry Reply message will be transmitted.
Inquiry Reply
Status Data byte Status
F0H 7EH, dev, 06H, 02H, 41H, 0BH, 01H, 00H, 00H, 00H, 03H, 00H, 00H F7H
Byte Explanation
FOH Exclusive status
7EH ID number (universal non-realtime message)
dev Device ID (dev:10H(17)-1FH(32))
06H Sub ID#1 (General Information)
02H Sub ID#2 (Inquiry Reply)
41H ID number (Roland)
0BH 01H Device family code
00H 00H Device family number code
00H 03H 00H 00H Software revision level
F7H EOX (End of Exclusive)
* Reply the message by the unique device ID (dev) when the device has received the
ÒInquiry Request MessageÓ in the Broadcast.
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.
The model ID of the exclusive messages used by this instrument is 00 0BH.
status data byte status
F0H 41H, dev, 00H, 0BH, 11H, aaH, bbH, ccH, ddH, ssH, ttH, uuH, sum F7H
Byte Remarks
F0H Exclusive status
41H ID number (Roland)
dev device ID (dev: 10HÐ1FH)
00H model ID (MC-505)
0BH model ID (MC-505)
11H command ID (RQ1)
aaH address MSB
bbH address
ccH address
ddH address LSB
ssH size MSB
ttH size
uuH size
vvH size LSB
sum checksum
F7H EOX (End Of Exclusive)
* For the address, size, and checksum, refer to ÒExamples of system exclusive messages
and calculating the checksumÓ (p. 249).
* This message is not received if the Rx.Sys-Ex parameter is OFF.
Data Set 1 DT1
This message transmits the actual data, and is used when you wish to set the data of the
receiving device.
status data byte status
F0H 41H, dev, 00H, 0BH, 12H, aaH, bbH, ccH, ddH, eeH, ... ffH, sum F7H
Byte Remarks
F0H Exclusive status
41H ID number (Roland)
dev device ID (dev: 10HÐ1FH)
00H model ID (MC-505)
0BH model ID (MC-505)
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
order of the address.
::
ffH data
sum checksum
F7H EOX (End Of Exclusive)
* For the address, size, and checksum, refer to ÒExamples of system exclusive messages
and calculating the checksumÓ (p. 249).
* Data whose size is greater than 128 bytes should be divided into packets of 128 bytes or
less and transmitted. Successive ÒData Set 1Ó messages should have at least 20 ms of
time interval between them.
* This message is not received if the Rx.Sys-Ex parameter is OFF.
The only GS exclusive messages received by the MC-505 are Scale Tune settings (p. 246).
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