User Manual

Chapter 2 – Getting Started 17
Rugged Tablet Computer
RTC-1010
2.6 COM Port Pin Definition (RS232/422/485)
Serial Port Pin Definition
Pin No
RS232
RS485
RS422 & 485 1T/1R
1
DCD
DATA-
TX-
2
RX
DATA+
TX+
3
TX
RX+
4
DTR
RX-
5
GND
6
DSR
7
RTS
8
CTS
9
RI
Note: COM Port Mode (RS232, RS422, RS485) can be set in the system BIOS. After
entering the BIOS, go to the Main Menu, then select “COM PORT MODE” to change
the settings.