Manual

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)
Description
Function
Jumper Setting
COM 1
RS-232 (Default)
JP9
JP7
JP8
RS-422
JP9
JP7
JP8
RS-485
JP9
JP7
JP8
2.2 Serial Ports Interface
The FPC5105 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:
The following table shows you the pin assignments of this connector:
In addition, COM1 can be set for RS-232/422/485 by jumper. The jum p setting is listed as below: