NEC LT280 Manual Do Utilizador
116
8. Appendix
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 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 1
02H
03H
00H
00H
02H
01H
01H
09H
INPUT SELECT COMPUTER 2
02H
03H
00H
00H
02H
01H
02H
0AH
INPUT SELECT COMPUTER 3
02H
03H
00H
00H
02H
01H
1AH
22H
INPUT SELECT COMPONENT
02H
03H
00H
00H
02H
01H
10H
18H
INPUT SELECT VIDEO
02H
03H
00H
00H
02H
01H
06H
0EH
INPUT SELECT S-VIDEO
02H
03H
00H
00H
02H
01H
0BH
13H
INPUT SELECT VIEWER
02H
03H
00H
00H
02H
01H
1FH
27H
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
ASPECT RATIO (4:3 Screen)
4:3
03H
10H
00H
00H
05H
18H
00H
00H
00H
00H
30H
Letterbox
03H
10H
00H
00H
05H
18H
00H
00H
01H
00H
31H
Widescreen
03H
10H
00H
00H
05H
18H
00H
00H
02H
00H
32H
Crop
03H
10H
00H
00H
05H
18H
00H
00H
03H
00H
33H
ASPECT RATIO (16:9 Screen)
4:3 Window
03H
10H
00H
00H
05H
18H
00H
00H
00H
00H
30H
Letterbox
03H
10H
00H
00H
05H
18H
00H
00H
01H
00H
31H
Widescreen
03H
10H
00H
00H
05H
18H
00H
00H
02H
00H
32H
4:3 Fill
03H
10H
00H
00H
05H
18H
00H
00H
04H
00H
34H
AUTO ADJUST
02H
0FH
00H
00H
02H
05H
00H
18H
NOTE: Contact your local dealer for a full list of PC Control Codes if needed.