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MIDI Implementation

Model: SP-555
Date: May 01, 2007
Version: 1.00

1. Receive data

Channel Voice Messages

* For the correspondence between note numbers and pad banks, refer to

“MIDI
channel (Pad Base Ch.) and note numbers”

(p. 71).

Note Off

Status 2nd byte 3rd byte
8nH kkH vvH
9nH kkH 00H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
kk = note number: 23H - 72H (35 - 114)
vv = note off velocity: 00H - 7FH (0 - 127)

Note On

Status 2nd byte 3rd byte
9nH kkH vvH
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
kk = note number: 23H - 72H (35 - 114)
vv = note on velocity: 01H - 7FH (1 - 127)

Channel Mode Messages

* If the following channel mode message is received during realtime recording,
note-off messages will be generated for all notes on the corresponding channel
that are currently on, and those note-off messages will be recorded.

All Sounds Off (Controller number 120)

Status 2nd byte 3rd byte
BnH 78H 00H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
* If the All Sound Off message is received, all notes will be silenced regardless of
their channel.

System Common Message

Song Position Pointer

Status 2nd byte 3rd byte
F2H mmH llH
(mm ll: 00 00H - 7F 7FH (0 - 16383))
* This message is received if Sync Mode is AUTO.

System Realtime Message

Timing Clock

Status
F8H
* This message is received if Sync Mode is AUTO or TEMPO.

Start

Status
FAH
* This message is received if Sync Mode is AUTO.

Continue

Status
FBH
* This message is received if Sync Mode is AUTO.

Stop

Status
FCH
* This message is received if Sync Mode is AUTO.

Active Sensing

Status
FEH

2. Transmit data

* For details on the messages that are transmitted during V-LINK operation, refer to

“About V-LINK”

(p. 52).

Channel Voice Messages

* For the correspondence between note numbers and pad banks, refer to

“MIDI
channel (Pad Base Ch.) and note numbers”

(p. 71).

Note Off

Status 2nd byte 3rd byte
8nH kkH 40H
n = MIDI channel number: 0H - FH (ch.1 - ch.16)
kk = note number: 23H - 72H (35 - 114)
SP-555_e.book 72 ページ 2007年6月25日 月曜日 午前9時9分