Flexible Io - Com I/O Card Connector (Ax93511) - AXIOMTEK IPC950 User Manual

IPC950 user's Manual
69 GND
71
73
75 GND

1.8.19 Flexible IO - COM I/O Card Connector (AX93511)

The system has four serial ports. COM2~COM5 are RS-232/422/485 ports.
*RS-232/422/485 can be configured via BIOS settings
※COM2,COM3,COM4,COM5
Pins RS-232
1 DCD, Data Carrier Detect
2 RXD, Receive Data
3 TXD, Transmit Data
4 DTR, Data Terminal Ready
5 GND, Ground
6 DSR, Data Set Ready
7 RTS, Request To Send
8 CTS, Clear To Send
9 RI, Ring Indicator
30
70 No use
72 +3.3V_SBY
74 +3.3V_SBY
RS-422
TX- Data-
TX+ Data+
RX+ No use
RX- No use
No use No use
No use No use
No use No use
No use No use
No use No use
RS-485
Introduction