Pc Control Codes And Cable Connection - NEC LT240 User Manual

APPENDIX

PC Control Codes and Cable Connection

PC Control Codes
Function
POWER ON
POWER OFF
INPUT SELECT RGB 1
INPUT SELECT RGB 2
INPUT SELECT VIDEO
INPUT SELECT S-VIDEO
INPUT SELECT VIEWER
PICTURE MUTE ON
PICTURE MUTE OFF
SOUND MUTE ON
SOUND MUTE OFF
ON SCREEN MUTE ON
ON SCREEN MUTE OFF
NOTE: Contact your local dealer for a full list of PC Control Codes if needed.
Cable Connection
Communication Protocol
NOTE: Depending on the equipment, a lower baud rate may be recommended for
long cable runs.
PC Control Connector (DIN-8P)
To GND of PC
Code Data
02H
02H
02H
02H
02H
02H
02H
02H
02H
02H
02H
02H
02H
Baud rate : 38400 bps
Data length : 8 bits
Communications procedure : Full duplex
To RxD of PC
8 6
7
5 4 3
2 1
To TxD of PC
00H 00H
01H 00H
03H 00H
03H 00H
03H 00H
03H 00H
03H 00H
10H 00H
11H 00H
12H 00H
13H 00H
14H 00H
15H 00H
Parity : No parity
Stop bit : One bit
X on/off : None
NOTE: Pins 2, 3, 5, 6 and 8 are used
inside the projector.
E-133
00H 00H 02H
00H 00H 03H
00H 02H 01H
00H 02H 01H
00H 02H 01H
00H 02H 01H
00H 02H 01H
00H 00H 12H
00H 00H 13H
00H 00H 14H
00H 00H 15H
00H 00H 16H
00H 00H 17H
01H 09H
02H 0AH
06H 0EH
0BH 13H
1FH 27H