Gefen EXT-HDMI1.3-841 user manual RS-232 Serial Communication, How do I use these features?

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RS-232 SERIAL COMMUNICATION

What features are available via the RS-232 serial communications port?

The 8x1 Switcher for HDMI 1.3 can accept commands through the RS-232 serial communications port located on the rear panel. The current RS-232 control features are:

Switching/routing of inputs to outputs without the RMT-8IR remote control.

How do I use these features?

These features were initially intended for utilization by custom installers in automated setups. However, these features can be tested by using any Windows PC with the Hyperterminal program.

What pins are used for communication with the 8x1 Switcher for HDMI 1.3?

Only pins 2 (Receive), 3 (Transmit), and 5 (Ground) are used for communication. A null-modem adapter should not be used with this product.

5 4 3 2 1

1 2 3 4 5

9 8 7 6

6 7 8 9

Only Pins 2 (RX), 3 (TX), and 5 (Ground) are used on the RS-232 serial interface

What are the communication port settings?

Bits per second

19200

Data bits

 

8

Parity

 

 

None

Stop bits

 

1

Flow Control

 

None

Switching/Routing Binary Table

 

 

 

 

ASCII

Corresponding

Binary

 

 

RMT16-IR

 

 

 

Button

 

 

1

1

0011 0001

 

2

2

0011 0010

 

3

3

0011 0011

 

4

4

0011 0100

 

5

5

0011 0101

 

6

6

0011 0110

 

7

7

0011 0111

 

8

8

0011 1000

9

 

 

 

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Contents 8x1 Switcher for Asking for Assistance Technical SupportTechnical Support Hours Write ToContents Gefen 8x1 Switcher for Hdmi IntroductionGefen How It WorksOperation Notes Features Hdmi 1.3 FeaturesPackage Includes Panel Layout Front Panel Back PanelPanel Descriptions Connecting and Operating the 8X1 Switcher for Hdmi How to Connect the 8x1 Switcher for Hdmi How to Operate the 8x1 Switcher for Hdmi RMT-8IR Remote Control Description SwitchingIR Channel Configuration Why would I need to change the remote channel?Am experiencing the issues listed above. What do I do? How Do I change the Remote Channel?How do I use these features? What are the communication port settings?RS-232 Serial Communication Specifications Warranty Product RegistrationRev A4 Nordhoff St., Chatsworth CA