NEC VT695 VT49/490/491/590/595/695 UM - Page 72

(6) PC Control Codes and Cable Connection, PC Control Codes (VT695/VT595)

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ᕦ PC Control Codes and Cable Connection PC Control Codes (VT695/VT595) 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 (Digital) 02H 03H 00H 00H 02H 01H 1AH 22H INPUT SELECT COMPUTER 2 (Analog) 02H 03H 00H 00H 02H 01H 02H 0AH 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 PC Control Codes (VT590/VT490/VT59/VT49) Function POWER ON POWER OFF INPUT SELECT COMPUTER INPUT SELECT VIDEO INPUT SELECT S-VIDEO PICTURE MUTE ON PICTURE MUTE OFF SOUND MUTE ON SOUND MUTE OFF Code Data 02H 00H 00H 00H 00H 02H 02H 01H 00H 00H 00H 03H 02H 03H 00H 00H 02H 01H 01H 09H 02H 03H 00H 00H 02H 01H 06H 0EH 02H 03H 00H 00H 02H 01H 0BH 13H 02H 10H 00H 00H 00H 12H 02H 11H 00H 00H 00H 13H 02H 12H 00H 00H 00H 14H 02H 13H 00H 00H 00H 15H NOTE: Contact your local dealer for a full list of the PC Control Codes if needed. Cable Connection Communication Protocol Baud rate 19200 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. 7. Appendix 64

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64
7. Appendix
²
PC Control Codes and Cable Connection
PC Control Codes (VT695/VT595)
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 (Digital)
02H
03H
00H
00H
02H
01H
1AH
22H
INPUT SELECT COMPUTER 2 (Analog)
02H
03H
00H
00H
02H
01H
02H
0AH
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
PC Control Codes (VT590/VT490/VT59/VT49)
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 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
Cable Connection
Communication Protocol
Baud rate
........................................
19200 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.
NOTE: Contact your local dealer for a full list of the PC Control Codes if needed.