Sharp LC-28HM2U Operation Specifications download pdf (Page 32)

Connecting to a Computer

Computer Control of the Display

• When a program is set, the display can be controlled from the computer using the RS-232C terminal.

The input signal (computer/video) can be selected, the volume can be adjusted and various other

adjustments and settings can be made, enabling automatic programmed playing.

• Attach an RS-232C cable cross-type (commercially available) to the supplied Din-D/sub RS-232C for

the connections.

Note

This operation system should be used by a person who is accustomed to using computers.

Communication conditions

Set the RS-232C communications settings on the computer to match the display’s communications

conditions.

The display’s communications settings are as follows:

Communication procedure

Send the control commands from the computer via the RS-232C connector.

The display operates according to the received command and sends a response message to the compu-

ter.

Do not send multiple commands at the same time. Wait until the computer receives the OK response

before sending the next command.

Command format

Response code format

Normal response

Problem response (communication error or incorrect command)

Baud rate 9,600 bps

Data length 8 bits

Parity bit None

Stop bit 1 bit

Flow control None

Parameter 4-digits

C1 C2 C3 C4 P1 P2 P3 P4

O K

RE R

Command 4-digits

Return code (0DH)

Connecting

to a Computer

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Sharp LC-28HM2U Operation Specifications Page 32