VGA/Stereo Audio Selection Switcher 16x1
PTN Electronics Limited
5
www.PTN-electronics.com
⑤
RS232
Serial control port, 9-pin female connector.
⑥
AC100V~240V
Alternating current for power supply.
5.2. Connection with Control System
With the RS232 port, the switchers can be control by several kinds of control systems.
This RS232 communication port is a female 9-pin D connector. The definition of its
pins is as the table below.
No.
Pin
Function
1
N/u
Unused
2
Tx
Transmit
3
Rx
Receive
4
N/u
Unused
5
Gnd
Ground
6
N/u
Unused
7
N/u
Unused
8
N/u
Unused
9
N/u
Unused
5.3. Connection with Computer
Please connect reference to the following contents.
1)
Use a RS232 control line to connect the COM1 or COM2 port of the computer to
the RS232 interface of WVG16A.
2)
Install the serial driver.
3)
Run the COM software and check the connecting state.
4)
If it
’s OK, then we can control WVG16A by sending RS232 command codes. If not,
probably the control line is bad contact.
