9. APPENDIX

PC Control Codes and Cable Connection

PC Control codes

Function

Code Data

 

 

 

 

 

 

POWER ON

02H

00H

00H

00H

00H

02H

 

 

POWER OFF

02H

01H

00H

00H

00H

03H

 

 

INPUT SELECT COMPUTER

02H

03H

00H

00H

02H

01H

01H

09H

INPUT SELECT COMPONENT

02H

03H

00H

00H

02H

01H

11H

19H

INPUT SELECT VIDEO

02H

03H

00H

00H

02H

01H

06H

0EH

INPUT SELECT S-VIDEO

02H

03H

00H

00H

02H

01H

0BH

13H

PICTURE MUTE ON

02H

10H

00H

00H

00H

12H

 

 

PICTURE MUTE OFF

02H

11H

00H

00H

00H

13H

 

 

SOUND MUTE ON

02H

12H

00H

00H

00H

14H

 

 

SOUND MUTE OFF

02H

13H

00H

00H

00H

15H

 

 

ON SCREEN MUTE ON

02H

14H

00H

00H

00H

16H

 

 

ON SCREEN MUTE OFF

02H

15H

00H

00H

00H

17H

 

 

 

 

 

 

 

NOTE: Contact your local dealer for a full list of the PC Contorol Codes if needed.

 

 

 

 

Cable Connection

 

 

 

 

 

 

 

 

Communication Protocol

 

 

 

 

 

 

 

 

Baud rate

38400 bps

 

 

 

 

 

Data length

8 bits

 

 

 

 

 

 

Parity

No parity

 

 

 

 

 

 

Stop bit

One bit

 

 

 

 

 

 

X on/off

None

 

 

 

 

 

 

Communications procedure

Full duplex

 

 

 

 

 

NOTE: Depending on the equipment, a lower baud rate may be recommended for long cable runs.

PC Control Connector (Mini DIN-8P)

To RxD of PC

8

7

 

5 4

6

3

2

1

To GND of PC

To TxD of PC

NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.

E-56

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NEC LT180 manual PC Control Codes and Cable Connection, PC Control codes, PC Control Connector Mini DIN-8P