9
QUICK GUIDE / DL-USB-PTZ10-B
CONTROL INTERFACE PIN-OUTS
RS232(DB9) Port
VISCA
No. Port
Definition
1
DCD
Data Carrier Detect
2
RXD
Receive Data
3
TXD
Transmit Data
4
DTR
Data Terminal Ready
5
GND
System Ground
6
DSR
Data Set Ready
7
RTS
Request to Send
8
CTS
Clear to Send
9
RI
Ring Indicator
Camera 1
1. DTR
2. DSR
3. TXD
4. GND
5. RXD
6. GND
7. IR OUT
8. NC
Camera 2
1. DTR
2. DSR
3. TXD
4. GND
5. RXD
6. GND
7. OPEN
8. OPEN
Cascading Cameras