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PTZ Cameras
79068 User Manual
2.4.3 RS-232 Interface
Computer/keyboard & camera connection
HDMI models’ RS-232C interface specification:
Camera
Windows (DB-9)
1. DTR
1. DCD
2. DSR
2. RXD
3. TXD
3. TXD
4. GND
4. DTR
5. RXD
5. GND
6. GND
6. DSR
7. IR OUT
7. RTS
8. NC
8. CTS
9. RI
RS-232C Mini-DIN 8-pin Port Definition
No.
Port
Definition
1
DTR
Data Terminal Ready
2
DSR
Data Set Ready
3
TXD
Transmit Data
4
GND
System Ground
5
RXD
Receive Data
6
GND
System Ground
7
IR OUT
IR Commander Signal
8
NC
No Connection