107
Dr. Rhythm
Model: DR-770
Date: Jan. 11.1999
Version: 1.00
Appendices
MIDI Implementation
1. RECOGNIZED RECEIVE DATA
■
Channel Voice Message
●
Note On
Status
Second
Third
9nH
kkH
vvH
n = MIDI Channel No.:
0H - FH (ch.1 - ch.16)
kk = Note No.:
1BH - 51H (27 - 81)
vv = Velocity:
01H - 7FH (1 - 127)
●
Control Change
❍
Expression
Recognized when RxEXPR is set to “ON” in MIDI mode.
Status
Second
Third
BnH
0BH
vvH
n = MIDI Channel No.:
0H - FH (ch.1 - ch.16)
vv = Expression:
00H - 7FH (0 - 127)
❍
Volume
Recognized when RxVOL is set to “ON” in MIDI mode.
Status
Second
Third
BnH
07H
vvH
n = MIDI Channel No.:
0H - FH (ch.1 - ch.16)
vv = Volume:
00H - 7FH (0 - 127)
*
Controls total volume.
●
Program Change
Recognized when PRG is set to “ON” in MIDI mode.
Status
Second
CnH
ppH
n = MIDI Channel No.:
0H - FH (ch.1 - ch.16)
pp = Program Number:
00H - 7FH (prog.1 - prog.128)
*
Receiving program change switches the Drum kit.
*
The first Note On after receiving a Program change sounds a voice with a new tone with
exception of the voices which have been sounded before the Program change is received.
*
Indicates correspondence between Program number and Drum kit as follows.
Program number
Drum kit
prog.1
1
prog.2 2
:
:
prog.128
128
■
System Exclusive Messages
Status
Data Bytes
Status
F0H
iiH,ddH,...,eeH
F7H
F0H:
Status of System Exclusive Message
ii = ID number:
41 = Roland
7E = Universal Non-Realtime Message
7F = Universal Realtime Message
dd,...,ee = Data:
00H - 7FH (0 - 127)
F7H:
EOX (End Of Exclusive)
●
Data Request (RQ1)
Byte
Description
F0H
Status of System Exclusive Messages
41H
Manufacturer ID (Roland)
dev
Device ID (00H - 0FH)
00H
Model ID MSB (DR-770)
1CH
Model ID LSB (DR-770)
11H
Command ID (RQ1)
aaH
Address MSB
aaH
Address
aaH
Address
aaH
Address LSB
ssH
Size MSB
ssH
Size
ssH
Size
ssH
Size LSB
sum
Check Sum
F7H
EOX (End of System Exclusive Message)
*
Device ID is the value set by MIDIch in MIDI mode. Actual Device ID is smaller than the
MIDIch number by 1.
*
The DR-770 receives Data Request message only when sequencer is in stop and MIDI
Bulk dump is not performed.
●
Data Set (DT1)
Byte
Description
F0H
Status of System Exclusive Messages
41H
Manufacturer ID (Roland)
dev
Device ID (00H - 0FH)
00H
Model ID MSB (DR-770)
1CH
Model ID LSB (DR-770)
12H
Command ID (DT1)
aaH
Address MSB
aaH
Address
aaH
Address
aaH
Address LSB
ddH
Data MSB
:
:
ddH
Data LSB
sum
Check Sum
F7H
EOX (End of System Exclusive Message)
*
Device ID is smaller the MIDIch number by 1 in MIDI mode.
*
The DR-770 receives Data Set message only when MIDI Bulk dump is not performed and
it is in stop.
●
Universal Non-Realtime System Exclusive Message
❍
Indentity Request
Status
Data Bytes
Status
F0H
7EH,dev,06H,01H
F7H
Byte
Description
F0H
Status of System Exclusive Messages
7EH
ID Number (Universal Non-Realtime Message)
dev
Device ID (00H-0FH(0-15) or 7FH(Broadcast))
06H
Sub ID#1 (General Information)
01H
Sub ID#2 (Identity Request)
F7H
EOX (End of System Exclusive Message)
*
When Identity Request message is received, Indentity Reply message will be
transmitted.
*
Device ID is smaller the MIDIch number by 1 in MIDI mode.
*
Reply is executed by the unique Device ID when Device ID receives the “Identity
Request message” in the Broadcast (7FH).
Summary of Contents for Dr. Rhythm DR-770
Page 119: ...119 MEMO...