Sharp XV-Z9000E RS-232C Specifications and Command Settings, PC control, Communication conditions

(RS-232C)Specifications andCommand Settings

PC control

A computer can be used to control the projector by connecting an RS-232C cable (null modem, cross type, commercially available) to the projector. (See page 15 for connection.)

Communication conditions

Set the serial port settings of the computer to match those of the table on the next page. Signal format: Conforms to RS-232C standard.

Baud rate: 9,600 bps

Data length: 8 bits

Parity bit: NONE

Stop bit: 1 bit

Flow control: None

Basic format

Commands from the computer are sent in the following order: command, parameter, and return code. After the projector processes the command from the computer, it sends a response code to the computer.

Command format

C1	C2	C3	C4	P1	P2	P3	P4
	Command 4-digits					Parameter 4-digits

Response code format

Normal response

Return code (0DH)

O

K

Return code (0DH)

Problem response (communication error or incorrect command)

E

R

R

Return code (0DH)

When more than one code is being sent, send each command only after the OK response code for the previous command from the projector is verified.

•When using the computer control function of the projector, the projector operating status cannot be read to the computer. Therefore, confirm the status by transmitting the display commands for each adjustment menu and checking the status with the On-screen Display. If the projector receives a command other than a menu display command, it will execute the com- mand without displaying the On-screen Display.

Commands

EXAMPLE

• When “Brightness” of INPUT 1 Picture Adjustment is set to
10.

Computer

R A B R _
1 0

→

←

Projector

O K

Appendix

52