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MIDI Implementation
FBH
Stop
Status
FCH
Active Sensing
Status
FEH
* This will be transmitted constantly at intervals of approximately 250ms.
System Exclusive Messages
* Regarding the system exclusive message refer to p. 100.
Identity reply and Data Set 1 (DT1) are the only System Exclusive messages transmitted by
HPD-15.
When an appropriate Identity Request or Data Request 1 (RQ1) message is received, the
requested internal data will be transmitted.
Universal Non-realtime System Exclusive Messages
Identity Reply
Status
Data byte
F0H
7EH, dev, 06H, 02H, 41H, 2EH, 01H,
00H, 00H, 00H, 02H, 00H, 00H
Byte
Explanation
F0H
Exclusive status
7EH
ID number (universal non-realtime message)
dev
Device ID (dev: 00H - 1FH (1 - 32) Initial value is 10H (17))
06H 02H
Identity Reply
41H
ID number(Roland)
2EH 01H
Device family code
00H 00H
Device family number code
00H 02H 00H 00H
software revision level
F7H
EOX (End Of Exclusive)
* When Identity Request (p. 100) is received, Identity Reply message will be transmitted.
Data Transmission
Data set 1
DT1 (12H)
Status
Data byte
F0H
41H, dev, 00H, 2EH, 12H, aaH, bbH,
ccH, ddH, eeH,... ffH, sum
Byte
Explanation
F0H
Exclusive status
41H
ID number (Roland)
dev
Device ID (dev: 00H - 1FH (1 - 32) Initial value is 10H (17))
00H 2EH
Model ID (HPD-15)
12H
Command ID (DT1)
aaH
Address MSB: upper byte of the starting address of the transmitted
data
bbH
Address 2nd: 2nd byte of the starting address of the transmitted data
ccH
Address 3rd: 3rd byte of the starting address of the transmitted data
ddH
Address LSB: lower byte of the starting address of the transmitted data
eeH
Data: The actual data to be transmitted. Multiple bytes of data are
transmitted in order starting from the address.
:
:
ffH
Data
sum
Checksum
F7H
EOX (End Of Exclusive)
* The amount of data that can be transmitted at once time will depend on the type of data,
and data must be requested using a specific starting address and size. Refer to the
Address and Size listed in "Parameter address map" (p. 104).
* Data larger than 128 bytes must be divided into packets of 128 bytes or less. If "Data Set
1" is transmitted successively, there must be an interval of at least 40 ms between
packets.
* Regarding the checksum please refer to p. 109.
104
3. Parameter address map
This map indicates address, size, range of data (value) and description of parameters which
can be transferred using "Data set 1 (DT1)".
All the numbers of address and size are indicated in 7-bit Hexadecimal-form. All the
numbers of data are indicated in Decimal-form.
Addresses marked at "#" cannot be used as starting addresses.
HPD-15 (Model ID = 00H 2EH)
+—————————————————————————————————————————————————————————————————+
|Start
| address
|—————————————+———————————————————————————————————————————————————|
| 00 00 00 00 | SYSTEM
|—————————————+———————————————————————————————————————————————————|
| 01 00 00 00 | TEMPORARY PATCH
|—————————————+———————————————————————————————————————————————————|
| 10 00 00 00 | SYSTEM
|—————————————+———————————————————————————————————————————————————|
| 11 00 00 00 | TEMPORARY PATCH
|—————————————+———————————————————————————————————————————————————|
| 12 00 00 00 | USER PATCH 01-01
|
| 12 4F 00 00 | USER PATCH 10-08
|—————————————+———————————————————————————————————————————————————|
| 20 00 00 00 | USER PATTERN
+—————————————————————————————————————————————————————————————————+
Status
1-1 SYSTEM
F7H
+—————————————————————————————————————————————————————————————————+
|Offset
| address
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|—————————————+———————————————————————————————————————————————————|
|
|
|
+—————————————————————————————————————————————————————————————————+
1-1-1 UTILITY
Status
+—————————————————————————————————————————————————————————————————+
|Offset
F7H
| address
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|—————————————+———————————+———————————————————————————————————————|
|
|
|—————————————+———————————+———————————————————————————————————————|
|
|#
|#
|#
+—————————————————————————————————————————————————————————————————+
1-1-2 FOOT SW
+—————————————————————————————————————————————————————————————————+
|Offset
| address
|—————————————+———————————+———————————————————————————————————————|
|
|—————————————+———————————+———————————————————————————————————————|
|
+—————————————————————————————————————————————————————————————————+
(*1) OFF, PATCH DOWN, PATCH UP, REV OFF/ON, M-FX OFF/ON, ROLL/HOLD,
(Model ID = 00H 2EH)
Parameter Address Block
|
| Description
:
|
:
|
| Description
00 00 00 | UTILITY
01 00 00 | FOOT SW
02 00 00 | MIDI
03 00 00 | CONTROLLER
04 00 00 | PAD A1
:
|
:
04 0E 00 | PAD C5
05 00 00 | TRIG COMMON
05 01 00 | TRIG 1
05 02 00 | TRIG 2
06 00 00 | PATCH CHAIN GROUP 1
:
|
:
06 09 00 | PATCH CHAIN GROUP 10
|
|
| Size
| Description
00 00 | 0000 aaaa | LCD Contrast
|
|
00 01 | 0000 aaaa | Beep Level
00 02 | 0000 000a | Dial Lock
|
|
00 03 | 0000 000a | Power On Mode
|
|
00 04 | 0000 000a | Pad Chase
|
|
00 05 | 0000 000a | Roll Sync Mode
|
|
00 06 | 0000 00aa | Sequencer Sync Mode
|
|
00 07 | 0000 aaaa | (Reserved)
00 08 | 0000 000a | Pedal Select
|
|
00 09 | 0000 aaaa | Master Tune
00 0A | 0000 bbbb |
00 0B | 0000 cccc |
00 0C | 0000 dddd |
|
|
| Size
| Description
00 00 | 0000 aaaa | Foot Sw1
00 01 | 0000 aaaa | Foot Sw2
PLAY/STOP, Mdfy SEL DN, Mdfy SEL UP
(Individual)
1-1|
(Individual)
1-2|
(Bulk)
1-1|
(Bulk)
1-2|
(Bulk)
1-2|
(Bulk)
1-2|
(Bulk)
1-3|
1-1-1|
1-1-2|
1-1-3|
1-1-4|
1-1-5|
1-1-5|
1-1-6-1|
1-1-6-2|
1-1-6-2|
1-1-7|
1-1-7|
Data (Value)
0 - 15
(1 - 16)
0 - 15
0 - 1
(OFF,ON)
0 - 1
(RESET,LAST)
0 - 1
(OFF,ON)
0 - 1
(OFF,ON)
0 - 2
(Int,Ext,Remote) |
0 - 3
(EXP PEDAL,HI_HAT,SW +, SW -) |
0 - 509
(415.3 - 466.2Hz, 0.1Hz step) |
Data (Value)
0 - 8 (*1)
0 - 8 (*1)
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