AXIOMTEK PICO50R, Руководство пользователя

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PICO50R/PICO51R Pico-ITX Board
24 Board and Pin Assignments
2.5.15 COM Wafer Connectors (SCN3 and SCN4)
This is a 9-pin (pitch=1.25mm) connector which is compliant with Molex 53047-0910.
The SCN3 and SCN4 are for COM2 and COM1 interfaces, respectively. Both COM1 and
COM2 support RS-232/422/485, for further information please refer to BIOS setting in
section 4.4. The pin assignments of RS-232/422/485 are listed in table below. It is
strongly recommended to connect with the matching cable, 59380880250E.
COM1:
COM2:
2.5.16 Power Output Connector (SCN5)
This is a 2-pin (pitch=2.0mm) wafer connector for 5V/2A DC power output.
Pin RS-232 RS-422 RS-485
1 GND No use No use
2 RI1 No use No use
3 DTR 1 No use No use
4 CTS 1 No use No use
5 TXD1 No use No use
6 RTS 1 RX1- No use
7 RXD 1 RX1+ No use
8 DSR 1 TX1+ Data-
9 DCD 1 TX1- Data+
Pin RS-232 RS-422 RS-485
1 GND No use No use
2 RI2 No use No use
3 DTR 2 No use No use
4 CTS 2 No use No use
5 TXD2 No use No use
6 RTS 2 RX2- No use
7 RXD 2 RX2+ No use
8 DSR 2 TX2+ Data-
9 DCD 2 TX2- Data+
Pin Signal
1 +V5S
2 GND
1
1