Epson EMP-1707 V11H230140LA Guía Del Usuario

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2.1.Set command format

A set command consists of a command and a parameter. Projector returns a colon after executing the command.
There are two types of parameters. One is fixed such as ON, OFF, or 21.Other is a step parameter such as INC, DEC or INIT.

INC increments the parameter by one.
DEC decrements the parameter by one.
INIT initializes the parameter.

Set command example 1

                                          Colon from projector           Command              Space              Parameter              Return

Set command example 2

                                          Colon from projector           Command              Space              Parameter              Return

2.2.Get command format

A get command consists of a command and ?. Projector returns a response parameter after executing the command.

Get command example

                                                          Colon from projector           Command            ?             Return

Response parameter example

                                                       Colon from projector           Command              =             Parameter

2.3.Null command

The null command is a command code of the return key code (Hex 0D). Projector returns a colon. The null command can be used to confirm
that the projector is in operation.

2.4.Illegal commands

Projector returns “ERR” and a return key code (Hex 0D) and a colon when it receives invalid commands.