3.5.3 Serial Port Settings

This applies only if you use RS232 commands to control the Bay Cat X.

If you wish to control Bay Cat Xs remotely with RS232 commands from a computer, read this section. Otherwise, skip it.

Bay Cat Xs can be linked together for RS232 using straight-through 8-conductor cable with RJ-45 connectors. This is the common type of LAN connection cable, not null-modem, sometimes call Cat-5 cable.

RS232 is also used to upgrade the firmware of the unit.

Adapter from computer to RJ45

At the computer end, you will need an adapter to go from the computer’s 9-pin serial output connector to a female RJ45 connector. Electronics stores have these ready-to-wire types. Buy one with a female 9-pin sub and connect the wires as shown.

Wiring the adapter

To go from 9-pin D-sub serial connector on the back of the ccomputer to an RJ45 connector, use a standard RJ45-to-9-pin adapter. Wire it internally as shown. The wiring shown for this adapter is correct for straight-thrucables. Straight-thru cables are wired 1-to-1, 2-to-2, etc.

Yellow wire

pin 3

Black wire

pin 2

Green wire

pin 5

 

 

RJ45

9-pin

 

 

 

 

6

3

55

32

Connect all the Bay Cat Xs together through their RS232 ports: from the computer to the first Bay Cat X RS232 IN; from the first Bay Cat X RS232 OUT to the next Bay Cat X RS232 IN, etc. It doesn’t matter what order you string them together. Most RS232 signals easily travel up to 150 ft. (50 m) between Bay Cat Xs.

Setting Unit IDs

Each Bay Cat X in the RS232 series needs a unique ID

so it can be individually addressed. To set unit IDs, go to Main Menu > Advanced Options > Serial Port Set- tings.

w

Main Menu

Picture

Size & Position

Aspect Ratio & Wall

Memory

Diagnostics

Advanced Options

 

 

Program Information

 

 

 

 

 

 

Advanced Options

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Color Balance

 

 

Miscellaneous Options

 

 

Backlight Settings

 

 

Serial Port Settings

 

 

Auto Setup Options

 

 

Menu Options

 

 

Message in Picture

 

 

Capture Custom Logo

 

 

 

 

 

 

5

4

3

2

1

9 8 7 6

1

8

female 9-pin

Serial Port Settings

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Group ID

1

 

Unit ID

1

 

ASCII Response Type

Symbolic

ASCII Response Terminator

CR

Baud Rate

19200

 

RJ45 looking into the socket.

60

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Clarity SN-4620-1080 manual Serial Port Settings, Adapter from computer to RJ45, Setting Unit IDs