AVer CAM520 Pro3 - Page 19

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 Computer/Keyboard Controller and Camera Connection
Direct Connection
If users do not use AVer RS-232 adapter cable, please refer to the pin connection shown below.
Camera
(Mini DIN 9)
Camera controller or PC
(DB9)
1. DTR (IN)
1. DCD
2. DSR (IN)
2. RXD
3. TXD (IN)
3. TXD
6. RXD (IN)
4. DTR
7. DTR (OUT)
5. GND
4. DSR (OUT)
6. DSR
8. TXD (OUT)
7. RTS
9. RXD (OUT)
8. CTX
9. RI
Camera controller
or
Mini DIN 9 to
DB9 cable