Casio CT-X700 Manuel d'utilisateur télécharger pdf (Page 21)

Part IV

Instrument-Speciﬁc System Exclusive

Messages

13 Format

This section explains the format of the Instrument-sp eciﬁc System Exclusive Messages. See “V Parameter

List” for information about how parameter sets actually are transferred.

13.1 Message Classiﬁcations

Basically, the operation that corresponds to Instrument-speciﬁc system exclusive messages is parameter

data transfer.

The following operations can be performed from an external device using this parameter transfer

message.

• Modiﬁcation of an individual Instrument parameter

• Import of an individual Instrument parameter value

13.2 Basic Message Structure

”Indivisual Parameter Transfer”(single parameter transmission/reception) is a format of instrument-

speciﬁc system exclusive message, which comprise a number of diﬀerent messages for each operation.

The ﬁeld in the system exclusive message that speciﬁes the message type is the action (act) ﬁeld.

The format of the body part of the message depends on the act value.

The table below shows the body format for each action of Instrument-speciﬁc system exclusive mes-

sages. An actual message consists of the items indicated by Y, from left to right.

SX MAN MOD dev act body (act Dependent part) EOX

cat mem pset blk prm idx len data

IPR Y Y Y Y Y Y Y Y Y Y Y Y - Y

IPS Y Y Y Y Y Y Y Y Y Y Y Y Y Y

13.3 Format of Each Field

13.3.1 SX : System Exclusive message Status

Format: 11110000B (F0H)

This is the System Exclusive Message status byte established by the MIDI standard.

13.3.2 MAN : Manufacturer’s ID

Format: 01000100B (CASIO = 44H)

Indicates this Instrument’s manufacturer ID.

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 32 33

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Casio CT-X700 Manuel d'utilisateur Page 21