Defined constants



Synthesizer effects

Identifier

Synthesizer effect

Value

SET_NOEFFECT

None/Disable 0x0

SET_CHORUS

Chorus

0x1

SET_REVERB

Reverb

0x2

SET_DELAY

Delay

0x4

* Remarks: These values are effective only if the port supports the effects feature

Midi 1.0 messages

Status byte identifier

Description

Value

NOTE_OFF 

Note Off event

0x80

NOTE_ON

Note On event

0x90

POLY_PRESSURE

Polyphonic Key Pressure (Aftertouch)

0xA0

CONTROL_CHANGE

Control Change

0xB0

PATCH_CHANGE

Program Change

0xC0

CHANNEL_PREASURE

Channel Pressure(After-touch)

0xD0

PITCH_BEND

Pitch Wheel Change

0xE0

START_SYS_EX 

Start of system exclusive

0xF0

END_SYS_EX

End of system exclusive

0xF7

SONG_POINTER 

Song position pointer

0xF2

SONG_SELECT

Song select

0xF3

TUNE_REQUEST

Tune request

0xF6

TIMING_CLOCK

Timing clock

0xF8

RESET

Reset

0xFF

ACTIVE_SENSING

Active sensing

0xFE

START

Start the sequence

0xFA

STOP

Stop the sequence

0xFC

*Remarks: For further information about these codes, visit the official MMA site at http://www.midi.org/

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