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LC-W4 Basic Serial Command Functional Specifications

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1 Overview

1.1

This specification defines projector control commands for LC-W4.

1.2

The projector control commands are used to remote control a projector through RS-232C from

a computer.

1.3

Refer to [8. Command with Address Specification] when using commands with address.

2 Serial Interface Specification

2.1

Transfer Specification

Items Specification

Synchronous system Asynchronous

Transmission Speed 9600 / 19200

Data Length 8 bit

Parity None

Stop Bit 1

Flow Control None

1) Transmission speed: initial setting value is 19200.

2) Transmission speed can be changed in Service Mode.

2.2 Connection

Dedicated serial cables that come with a projector must be used for a connection to a computer

and a projector.

Projector

COM 1

Serial Port IN

RXD

TXD

DTR

DSR

RT S

CTS

RIN G

RXD

TXD

RT S

CTS

N.C.

(D-Sub 9Pin) (D-Sub 9Pin)

Connect COM port of a computer to SERIAL PORT IN of a projector.

COM Port (COM1 or COM2) of a computer is specified by control software of a computer.

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