RS-232 Serial Communication Settings and Port Pin-outs
The RS-232 serial ports (color-coded blue) on the back panel provide camera control for video inputs 1
through 3.
Camera communication parameters are as follows:
Parameter
Value
Communication Speed
9600 bps (default)
Start bits
1
Stop bits
1
Data bits
8
Parity
None
Flow control
None
Camera RS-232 connector pin-out:
n
Pin 1: Not used
n
Pin 2: Not used
n
Pin 3: Not used
n
Pin 4: Not used
n
Pin 5: Not used
n
Pin 6: GND
n
Pin 7: TXD (to RXD of camera)
n
Pin 8: RXD (from TXD of camera)
Caution
Check Cat-5 cables for continuity before using them. Using the wrong pin-out may damage the camera
system and void the warranty.
External Control connector pin-out:
n
Pin 1: Not used
n
Pin 2: TXD (to RXD of connected device)
n
Pin 3: RXD ( to TXD of connected device)
n
Pin 4: Not used
n
Pin 5: GND
n
Pins 6 – 9: Not used
External control communication parameters are as follows:
Parameter
Value
Communication Speed
38400 bps (default)
Start bits
1
Stop bits
1
Data bits
8
Parity
None
Flow control
None
Depending on the equipment connected to the RS-232 port, you may need a null-modem (crossover) cable.
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Installation Guide for the AV Bridge MATRIX PRO Multimedia Room Solution