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6 midi implementation, Data transmission, Channel voice messages – Roland V-Piano Grand gp-7 User Manual

Page 6: System realtime messages

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6

MIDI Implementation

Data set 1 (DT1)

This is the message that actually performs data transmission, and is used when you wish to
transmit the data.

Status

Data byte

Status

F0H

41H, dev, 00H, 00H, 39H, 12H, aaH, bbH,

F7H

ccH, ddH, eeH, ... ffH, sum

Byte

Explanation

F0H

Exclusive status

41H

ID number (Roland)

dev

Device ID (dev: 10H, 7FH)

00H

Model ID #1 (V-Piano Grand (GP-7))

00H

Model ID #2 (V-Piano Grand (GP-7))

39H

Model ID #3 (V-Piano Grand (GP-7))

12H

Command ID (DT1)

aaH

Address MSB: upper byte of the starting address of the data to be sent

bbH

Address: upper middle byte of the starting address of the data to be

sent

ccH

Address: lower middle byte of the starting address of the data to be

sent

ddH

Address LSB: lower byte of the starting address of the data to be sent.

eeH

Data: the actual data to be sent. 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 one time depends on the type of data, and

data will be transmitted from the specified starting address and size. Refer to the address
and size given in

“Parameter Address Map”

(p. 7).

* Data larger than 256 bytes will be divided into packets of 256 bytes or less, and each

packet will be sent at an interval of about 20 ms.

* Regarding the checksum, please refer to p. 12.

2. Data Transmission

Channel Voice Messages

Note off

Status

2nd byte

3rd byte

8nH

kkH

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

kk = note number:

00H - 7FH (0 - 127)

vv = note of velocity:

00H - 7FH (0 - 127)

Note on

Status

2nd byte

3rd byte

9nH

kkH

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

kk = note number:

00H - 7FH (0 - 127)

vv = note on velocity:

01H - 7FH (1 - 127)

Control Change

Bank Select (Controller number 0, 32)

Status

2nd byte

3rd byte

BnH

00H

mmH

BnH

20H

llH

n = MIDI channel number:

0H - FH (ch.1 - 16)

mm, ll = Bank number:

00 00H - 7F 7FH (bank.1 - bank.16384)

Expression (Controller number 11)

Status

2nd byte

3rd byte

BnH

0BH

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

vv = Expression:

00H - 7FH (0 - 127)

Hold 1 (Controller number 64)

Status

2nd byte

3rd byte

BnH

40H

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

vv = Control value:

00H - 7FH (0 - 127)

* These messages are transmitted when Damper pedal is operated.

Sostenuto (Controller number 66)

Status

2nd byte

3rd byte

BnH

42H

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

vv = Control value:

00H - 7FH (0 - 127)

Soft (Controller number 67)

Status

2nd byte

3rd byte

BnH

43H

vvH

n = MIDI channel number:

0H - FH (ch.1 - 16)

vv = Control value:

00H - 7FH (0 - 127)

Program Change

Status

2nd byte

CnH

ppH

n = MIDI channel number:

0H - FH (ch.1 - 16)

pp = Program number:

00H - 7FH (prog.1 - prog.128)

System Realtime Messages

Timing Clock

Status
F8H

Start

Status
FAH

Stop

Status
FCH

V-Piano_Grand_Imple_e01.book 6 ページ 2011年6月22日 水曜日 午前11時3分