NEC NP4001 - Manual (Page 140)

8. Specifications
128
r PC Control Codes and Cable Connections
The following table shows PC functions and their associated code data.
F
UNCTION
C
ODE
D
ATA
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
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 03H 10H 00H 00H 05H 18H 00H 00H 00H 00H 30H
16:9 03H 10H 00H 00H 05H 18H 00H 00H 02H 00H 32H
15:9 (NP4001 only) 03H 10H 00H 00H 05H 18H 00H 00H 06H 00H 36H
Letterbox (NP4001 only) 03H 10H 00H 00H 05H 18H 00H 00H 01H 00H 31H
Crop (NP4000 only) 03H 10H 00H 00H 05H 18H 00H 00H 03H 00H 33H
AUTO ADJUST 02H 0FH 00H 00H 02H 05H 00H 18H
Note:
Contact your local dealer for a full list of the PC Control Codes if needed.
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