Roland GP-8 - 8. SEQUENCE OF COMMUNICATION; Bulk Dump Communication Flow

2000 Memory parameter 1 8, SEQUENCE OF COMMUNICATION
GROUP A
BANK 1 8.1 When 'WRITE’ button is pressed іл BULK DUMP (АШ) mode.
: NUMBER |
31 this unit ———— ————— (message) ———— objective unit
2040 Memory parameter 2 ОТ: (SOUND DATA) -----------
: GROUP A д М
ВАМК 1 ж time interval about 20 ms
: NUMBER 2
71 Оті (SOUND DATA)
Memory parameter (3 - 127) DT1 (SOUND DATA)
ЖАП the programs and temporary parameters аге
transmitted sequencially
ЗЕСО Memory parameter 128
: GROUP B 8.2 When WRITE’ button is pressed іп BULK DUMP (Current) mode.
BANK 8
: NUMBER 8 this unit ————————— (message) ——————- objective unit
ЕІ
ОТ: (SOUND DATA) -------------
Notes :
ж time interval about 20 ms
ADDRESS
00mg bbbn nnpp ррррВ DT1 (SOUND DATA)
parameter number (0-31Н)
program number (0—7[һ) * The current program and temporary parameters аге
Group, Bank, Number transmitted,
0: Temporary parameter
1: Memory parameter 8.3 When one way data set is received
this unit——————— (message) ---------оМесіуе unit
6. TRANSMITTED EXCLUSIVE MESSAGE IN MIDI BULK DUMP MODE
DT1 (SOUND DATA)
81 One way transfer
* wait time more than 20 ms
6.1.1 Data set DT1 12H :
С рті (SOUND DATA) )
Вуе Description :
a 1111 0000 Exclusive status :
b 0100 0001 Roland ID # ( DTI (SOUND DATA) 1
c 0000 nnnn Device-ID it = MIDI basic channet
where nnnn + 1 = channel # 8.4 When one way Request dala is received
d 0001 0011 Model-ID 8 ( СР-8)
e 0001 0010 Command-ID # ( DTI) this unit -———————— (message) ———————— objective unit
f бааа аааа Address MSB ко
g 0585 bbbb Address LSB
h Оссс сссс Байа DT1 (SOUND DATA)
го Oddd dddd Checksum ж time interval about 20 ms
р MH 0111 End of System Exclusive
Г DTI (SOUND DATA) 1
7.
RECOGNIZED
EXCLUSIVE
MESSAGES
:
7.1 One way receive Г DTI (SOUND DATA) ---------- 1
7.1.1 Data set DTI 12H Notes :
жіп DTI, the data is written the moment the data is received,
Byte Description therefore,Checksum is not recognized,
a 1111 0000 Exclusive status жіп RQI, even when Address is located in the middle of one
b 0100 0001 Roland ID # sound parameter, or Size does not show one whole sound,
c 0000 nnnn Device-ID 8 = MIDI basic channel data of one sound is output.
where nnnn + 1 = channel #
4 0001 0011 Model-ID # (СР-8)
e 0001 0010 Command-ID # ( DTI)
f бааа aaaa Address MSB
g Obbb bbbb Address LSB
h Occe cece Data
0444 dddd Checksum
1111 0111 End of System Exctusive