Aaeon SBC-551 Manual - page 41

Chapter 2  Installation    33

Serial port connectors (CN10, CN7)

The SBC-551/552 offers one RS-232 and one RS-232/422/485 serial

port.  You can select the port address or disabled for each port with

the BIOS Peripheral Setup program.

The card mounting bracket holds COM 1(CN10), the DB-9 serial

port connector for the first port.  The connector on the SBC-551/

552 board is and  COM 2(CN7)  for RS-232/422/485.  The following

sections tell how to make connections.

RS-232 connector (CN10)

The following table shows the pin assignments for the card's RS-

232 port:

RS-232 connector (CN10, COM1)

Pin

Signal

1

DCD

2

RX

3

TX

4

DTR

5

GND

6

DSR

7

RTS

8

CTS

9

RI

10

NC