Winmate A830 SBC, Руководство пользователя, Страница: 24 / 65

A830 SBC User Manual
16
2.5.5 J10: Serial Port 2 Connector
2x5 pin header, pitch 2.54 mm
Pin No. SYMBOL
1 CD#
2 DSR
3 RX
4 RTS
5 TX
6 CTS
7 DTR
8 RI
9 GOUND
10 N.C.
2.5.6 J12: Serial Port 4 Connector
2x5 pin header, pitch 2.54 mm
Pin
No. SYMBOL( RS-232) SYMBOL( RS-422 ) SYMBOL( RS-485)
1
CD# TX-
DX-
2
DSR
3
RX TX+
DX+
4
RTS
5
TX RX+
6
CTS
7
DTR RX-
8
RI
9
GOUND GOUND
GOUND
10 N.C.
N.C.
N.C.
□ □ □ □ □
□ □ □ □ □
1 9
□ □ □ □ □
□ □ □ □ □
1 9