Symetrix AXIOMTEK 10.4 Touch Panel PC - Manual (Page 18)

GOT-5100TL User’s Manual
Hardware Installation 10
2.2 Serial Ports Interface
The GOT-5100TL 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 JP10 JP11 JP12
RS-232 (default) 3-5, 4-6 3-5, 4-6 1-2
RS-422 1-3, 2-4 1-3, 2-4 3-4, 7-8
RS-485 1-3, 2-4 1-3, 2-4 5-6, 7-8