Roland JX-305 Owner's Manual page 241

Data Set 1 DT1
status data byte
F0H 41H, dev, 00H, 0BH, 12H, aaH, bbH, ccH, ddH, eeH, ... ffH, sum
Byte Remarks
F0H Exclusive status
41H ID number (Roland)
dev device ID (dev: 10H–1FH)
00H model ID (JX-305)
0BH model ID (JX-305)
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 "Examples of system exclusive messages
and calculating the checksum" (p. 253).
* Data whose size is greater than 128 bytes should be divided into packets of 128 bytes
or less and transmitted. Successive "Data Set 1" messages should have at least 20 ms of
time interval between them.
Data Set 1 DT1
status data byte
F0H 41H, dev, 3AH, 12H, aaH, bbH, ccH, ddH, sum
Byte Remarks
F0H Exclusive status
41H ID number (Roland)
dev device ID (dev: 10H–1FH)
3AH model ID (JX-305 Quick)
12H command ID (DT1)
aaH address (Status/Channel)
bbH address/Data H
ccH Data L
ddH Data E
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. 253).
* Transmission of consecutive addresses is not possible.
3. Data reception (Sequencer section)
3.1 Messages recorded during recording
Channel voice messages
Note Off
status 2nd byte 3rd byte
8nH kkH vvH
9nH kkH 00H
Note On
status 2nd byte 3rd byte
9nH kkH vvH
vv=Note On velocity: 01H - 7FH (1 - 127)
Polyphonic Aftertouch
status 2nd byte 3rd byte
AnH kkH vvH
Control Change
status status
F7H BnH
kk=control number:
Program Change
status
CnH
pp=Program number:
Channel Aftertouch
status
DnH
Pitch Bend Change
status
EnH
mm,ll=Pitch Bend value:
Channel Mode messages
All Sound Off (Controller number 120)
status
BnH
Reset All Controllers (Controller number 121)
status
BnH
status
Omni Off (Controller number 124)
F7H
status
BnH
* The same processing will be done as when an All Note Off message is received.
Omni On (Controller number 125)
status
BnH
* The same processing will be done as when an All Note Off message is received.
Mono (Controller number 126)
status
BnH
mm=mono number:
* The same processing will be done as when an All Note Off message is received.
Poly (Controller number 127)
status
BnH
* The same processing will be done as when an All Note Off message is received.
System Exclusive messages
status
F0H
F0H:
ii = ID number:
dd,..., ee = data:
F7H:
2nd byte 3rd byte
kkH vvH
00H–78H (0–120)
2nd byte
ppH
00H–7FH (prog.1–prog.128)
2nd byte
vvH
2nd byte 3rd byte
llH mmH
00 00H–40 00H–7F 7FH (-8192–0–+8191)
2nd byte 3rd byte
78H 00H
2nd byte 3rd byte
79H 00H
2nd byte 3rd byte
7CH 00H
2nd byte 3rd byte
7DH 00H
2nd byte 3rd byte
7EH mmH
00H–10H (0–16)
2nd byte 3rd byte
7FH 00H
data byte status
iiH, ddH, ......, eeH F7H
System Exclusive message status
This is the ID number (manufacturer ID) that specifies the manufac-
turer whose exclusive message this is. Roland's 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).
00H–7FH (0–127)
EOX (End Of Exclusive)
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