Nextar Flat Panel Television NP-610X 사용자 설명서
15
COM3 [RS-485] connect
RS-485 2 wire Device
RS-485 2 wire Device
NP-610X
COM1 [RS-485]
9P D-SUB Female
COM1 [RS-485]
9P D-SUB Female
RS-485 2 wire Device
4
Data+
Data+
5
Data-
Data-
1
GND
COM3 [RS-485] connect
RS-485 4 wire Device
RS-485 4 wire Device
NP-610X
COM1 [RS-485]
9P D-SUB Female
COM1 [RS-485]
9P D-SUB Female
RS-485 4 wire Device
1
Rx-
Tx-
RS485 Transmit
2
Rx+
Tx+
RS485 Transmit
3
Tx-
Rx-
RS485 Receive
4
Tx+
Rx+
RS485 Receive
5
GND
2.3.3 USB Master port
The USB Master port can connect USB mouse and USB keyboard.
The USB Master port support USB 2.0 full-speed host (12Mbps).
This port support USB Mass storage device. But the USB hard disk must use external power.