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GOT-2770S User’s Manual
COM3
[RS-485]
connect
RS-485
Device
GOT-2770S
COM3
[RS-485]
9P D-SUB
Female
RS-485 Device
2 Data+
Data+
3 Data-
Data-
6 GND
COM3
[RS-422]
connect
RS-422
Device
GOT-2770S
COM3
[RS-422]
9P D-SUB
Female
RS-422 Device
2 Tx+
Tx+-
RS422 Transmit
3 Tx-
Tx- RS422
Transmit
4 Rx+
Rx+
RS422 Receive
5 Rx-
Rx- RS422
Receive
6 GND
2.3.4 USB Client port
The USB client port for ActiveSync
,
use a USB client to USB host
cable connects the USB client port on GOT-2770S and the USB host
port on user’s host PC.
Pin Function
1 N/C
2 USB_DATA-
3 U
4 GND
Installation Instructions
17