4. Requests and Responses

Requests and responses are described below.

4-1. Requests

Requests are only a GET request that gets the display information or state and a SET request that changes the setting of display equipment.

Request

Contents

SET (00h)

Writes data in the register of display equipment.

 

 

GET (01h)

Gets the installation information, equipment state, or setting values.

 

 

SET command:

Communication with the main microcomputer of display equipment can be done via a network by using the protocol dedicated to FWD-S42H1/S47H1 as well as an ID Talk protocol. Use a SET command in this case. (Also, use a SET command when receiving information from the display equipment.)

4-2. Responses

A response returns the result of execution to the request from a host.

Response

Contents

NG (00h)

Indicates that a request is invalid or could not be executed.

 

 

OK (01h)

Indicates that a request could be executed normally.

 

 

4-3. SET request

The SET request sets a new value to the specified item. A request and its response are described in details below.

Request

 

 

 

 

 

 

 

Data

 

 

 

 

 

Request

 

 

Item No.

 

 

 

Data

 

 

 

 

 

 

Length

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00h

 

Item No.

 

n

Set Data(n byte)

 

 

 

 

 

 

 

 

 

 

 

 

SET request

Response

OK(01h)

Item No.

n

Get Data(n byte)

Response to SET request

4-4. GET request

The GET request gets the value of the specified item. A request and its response are described in details below.

Request

 

 

 

 

 

 

 

 

Data

 

 

 

Request

 

 

Item No.

 

 

 

 

 

 

 

 

 

 

Length

 

 

 

 

 

 

 

 

 

 

 

 

 

01h

 

Item No.

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GET request

Response

OK(01h)

Item No.

n

Get Data(n byte)

Response to GET request

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FWD-S42H1

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Sony FWD-S47H1 manual Requests and Responses, SET request, GET request