AXIOMTEK GOT-5840TL, User Manual, Page: 19 / 64

GOT-5840TL User
’
s Manual
Hardware Installation
11
2.2 Serial Ports Interface
The GOT-5840TL has two onboard serial ports, COM1 (RS-
232/422/485) and COM2 (RS-232).
The following table shows you the pin assignments of this connector:
Pin Signal Pin Signal
1
Data Carrier
Detect (DCD)
6
Data Set Ready
(DSR)
2
Receive Data
(RXD)
7
Request To Send
(RTS)
3
Transmit Data
(TXD)
8 Clear To Send (CTS)
4
Data Terminal
Ready (DTR)
9 Ring Indicator (RI)
5
Ground (GND)
In addition, COM1 can be set for RS-232/422/485 by jumper. The
jump setting is listed as below:
COM1 JP12 JP10 JP11
RS-232 (default) 1-2 3-5, 4-6 3-5, 4-6
RS-422 3-4, 7-8 1-3, 2-4 1-3, 2-4
RS-485 5-6, 7-8 1-3, 2-4 1-3, 2-4