AXIOMTEK SBC86808 Series, Руководство пользователя

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SBC86808 Pentium
®
M All-in-One Mini ITX Board User’s Manual
22
Jumpers and Connectors
When installing or removing the Compact Flash disk card, please
make sure that the system power is off.
The Compact Flash disk card is defaulted as the C: or D: disk drive
in your PC system.
CN17: Compact Flash Socket
2.4.14 DDRII DIMM: DDRII 1/ DDRII 2
The
SBC86808
supports two 240-pin DDRII for a maximum total
memory up to 2GB.
2.4.15 Serial Port Interface: VCOM1(COM1), COM2-
3(COM2&COM3), CN16(COM4)
COM1 Port Connector: VCOM1
COM2&COM3 Port Connector: COM2-3
The connector, COM1 COM2 and COM3, is a DB-9 connector, and
the following table shows the pin assignments of this connector.
Pin Signal Name
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
COM1&2&3