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7
Part I
MIDI Message Overview
1 Product Configuration as a MIDI Device
This Model consists of a controller block and a sound source block as described below.
• Controller Block
– Keyboard
– Pedals, wheels, and other real-time controllers
– Auto accompaniment
– Song Memory
– SMF Player
– Parameter editing tools
• Sound Source Block
– Common Sub-blocks
∗ Sound source common sub-block (Drawbar Organ Waveform Synthesis)
∗ Effector sub-block (DSP, Reverb, Chorus, EQ)
∗ Mixer common sub-block
– Channel Independent Sub-blocks (1 to 16)
∗ Instrument part sub-block
∗ Mixer independent sub-block
1.1 Controller Block
The Controller Block issues messages for the following: keyboard, real-time controllers (WK-3200/WK-3700 bender
wheel, WK-3200 modulation switch, WK-3700 modulation wheel, etc.), song memory, auto-accompaniment, panel
operations, etc.
An operation causes the corresponding message to be sent to the sound source and from MIDI OUT.
Though the Controller Block is mainly a send function, turning on MIDI IN Chord Judge configures it to
perform chord judgment on received data and send the matching auto-accompaniment play data.
The channel number of the sent data is in accordance with the settings configured for each of this Model's parts.
Channel messages are not sent from any part that is turned off.
Accompaniment part send messages are sent when this Model's Accomp MIDI Out setting is turned on.
1.2 Sound Source Block
The Sound Source Block consists of effectors and other common sub-blocks, and independent instruments for each
channel. It operates in accordance with receive MIDI messages. Setting data may also be sent, depending on
external requests.