Nearus NU-100-USB2PT-B User Manual - page 5
Product Manual - NU-100-USB2PT-B & NU-300-USB2PTZ-B
© 2014 Nearus™ | PG. 5
Hardware Anatomy
Camera Anatomy
1. USB 2.0 input
2. IR Receiver of R/C Signal
To receive IR remote controller signal Sensor
3. VISCA RS232C IN Connector
When connecting multiple cameras to a PC via RS-232C
(VISCA IN), use the serial cable connect VISCA OUT of the
first camera to the VISCA IN of the second camera.
4. VISCA Out/RS-485 Control Interface
Used for daisy-chaining cameras, or RS485 Control.
5. DC12V 1.2A Power supply socket
IN VISCA OUT
12V DC IN
IR
RS232
RS485
VISCA to RS-232C IN Connector Anatomy
1
2
3
4
5
6
7
8
Pin S/N
Function
1
DTR In
2
DSR In
3
TXD In
4
GND
5
RXD In
6
GND
7
IR Commander Signal Output
8
N/A
Baudrate 9600 (default)
Protocol
VISCA
Pin S/N
Function
1
Data Transmission Ready Out
2
Data Set Ready Out
3
Transmit Data Out
4
Ground
5
Receive Data In
6
Ground
7
RS-485 -
8
RS-485 +
Baudrate
38400 (default)
Protocol
PELCO-D
To control the camera via RS-232 or RS-485, match the controlling pins to the pins on the provided VISCA cable.
RS-232 IN Pinout Chart
Most Common HEX Commands
RS-485 OUT Pinout Chart
Power On
81 01 04 00 02 FF
Preset 1 Set
81 01 04 3F 01 01 FF
Power Off
81 01 04 00 03 FF
Preset 1 Recall
81 01 04 3F 02 01 FF
Pan Up (slow)
81 01 06 01 03 03 03 01 FF
Preset 2 Set
81 01 04 3F 01 02 FF
Pan Up (fast)
81 01 06 01 09 09 03 01 FF
Preset 2 Recall
81 01 04 3F 02 02 FF
Pan Down (slow)
81 01 06 01 03 03 03 02 FF
Preset 3 Set
81 01 04 3F 01 03 FF
Pan Down (fast)
81 01 06 01 09 09 03 02 FF
Preset 3 Recall
81 01 04 3F 02 03 FF
Pan Left (slow)
81 01 06 01 03 03 01 03 FF
Preset 4 Set
81 01 04 3F 01 04 FF
Pan Left (fast)
81 01 09 01 09 09 01 03 FF
Preset 4 Recall
81 01 04 3F 02 04 FF
Pan Right (slow)
81 01 06 01 03 03 02 03 FF
Preset 5 Set
81 01 04 3F 01 05 FF
Pan Right (fast)
81 01 06 01 09 09 02 03 FF
Preset 5 Recall
81 01 04 3F 02 05 FF
Pan Stop
81 01 06 01 09 09 03 03 FF
Zoom In (Tele)
81 01 04 07 02 FF
Zoom Stop
81 01 04 07 00 FF
Zoom Out (Wide)
81 01 04 07 03 FF