Visual Systems
GT1150/2150 Installation Data
Desktop and Ceiling Mount
Rev 3.0
Page
9
PC Control Codes
Function
Code
Data
POWER ON
02H
00H
00H 00H 00H 02H
POWER
OFF
02H
01H
00H
00H
00H
03H
INPUT SELECT RGB 1
02H 03H 00H
00H
02H
01H
01H
09H
INPUT
SELECT
RGB
2 02H 03H 00H 00H 02H 01H 02H 0AH
INPUT SELECT VIDEO 1
02H 03H 00H
00H
02H
01H
06H
0EH
INPUT SELECT VIDEO 2
02H
03H 00H 00H 02H 01H 07H 0FH
INPUT SELECT S-VIDEO
02H 03H 00H
00H
02H
01H
0BH
13H
INPUT
SELECT
DVI
(DIGITAL) 02H 03H 00H 00H 02H 01H 1AH 22H
INPUT SELECT DVI (ANALOG)
02H 03H 00H 00H 02H 01H 03H 0BH (GT1150 ONLY)
INPUT SELECT PC CARD VIEWER 02H 03H 00H
00H
02H
01H
1FH
27H (GT1150 ONLY)
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
Cable Connection
Communication Protocol:
Baud Rate:
38400 bps (for cable lengths longer than 20’, it is recommended changing to 9600 bps in setup menu)
Data Length:
8 bits
Parity:
No
Parity
Stop Bit:
One bit
X
on/off: None
Communications: Full duplex
PC Control Connector (D-Sub 9P)
1 2
3
4 5
6 7
8
9
To GND of PC
To RxD of PC
To TxD of PC
To CTS of PC
To RTS of PC
NOTE:
Pins 1, 4, 6, and 9 are used inside the projector.
Jumper “Request to send” and “Clear to Send” together on both ends of the cable to simplify cable connection.