1.
2.

RS-232C Communication

RS-232C Communication

When the projector connects to the computer by RS-232C communication, the projector can be controlled with RS-232C commands from the computer.

For details of RS-232C commands, refer to RS-232C Communication command table.

Connection

Turn off the projector and the computer.

Connect the projector's CONTROL port and the computer's RS-232C port with a RS-232C cable (cross). Use the cable that fulfills the specification

shown in figure

3. Turnon. the computer on, and after the computer has started up turn the projector

RS-232CCONTROL

RS-232C Cable (cross)

RS-232C port

of the computer

1

2

3

4

5

6

7

 

8

9

CD (1)

RD(2)

TD (3)

DTR (4)

GND (5)

DSR (6)

RTS (7)

DTS (8)

RI (9)

CONTROL port of the projector

1 2 3 4 5

6 7 8 9

(1)

(2)RD

(3)TD

(4)

(5)GND

(6)

(7)RTS

(8)CTS

(9)

ViewSonic

66

PJL9371

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Image 71
ViewSonic VS12680 manual RS-232C Communication, Control port of the projector