MIDI Data Format

1. Channel Messages

1.1 Note Off

Note-off messages are used to switch off note play, and are typically transmitted in response to releasing of keys on a MIDI keyboard. On the SU700, these messages correspond to releasing of the track pads.

Only receiving is supported.

StatusNote NumberValue

 

8nH

kkH

 

vvH

where:

 

 

 

 

n:

MIDI channel

0H to FH

(Ch1 to Ch16)

kk:

Note number

0H to 7FH

(C-2 to G8)

vv:

Ignored.

 

 

 

 

1.2 Note On

Note-on messages are used to trigger note play, and are typically transmitted in response to striking of keys on a MIDI keyboard. On the SU700, these messages correspond to pressing of the track pads.

Sending and receiving are both supported.

Status

Note Number

Value

 

9nH

kkH

 

vvH

where:

 

 

 

 

n: MIDI channel

0H to FH

(Ch1 to Ch16)

kk: Note number

0H to 7FH

(C-2 to G8)

vv: Note-on velocity

1H to 7FH

(1 to 127)

Note-off

 

0H

(0)

 

1.3 Control Change

Corresponds to SU700 knob operation.

Sending and receiving are both supported.

Status

Note Number

Value

 

BnH

ccH

 

vvH

where:

 

 

 

 

n:

MIDI channel

0H to FH

(Ch1 to Ch16)

cc:

Control number

0H to 77H

(0 to 119)

vv:

Value

 

0H to 7FH

(0 to 127)

APPENDIX

MIDI Data Format

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