Intel MINI-ITX BOARD AR-B1890 Manual de usuario descargar pdf (Pagina 25)

AR-B1890 User’s Manual

24

Slim Floppy Connector ( FDD1 )

Pin Assignment Pin Assignment

1 VCC 2 INDEX#

3 VCC 4 DRV _ SEL#

5 VCC 6 DSK _ CH#

7 N / C 8 N / C

9 N / C 10 MOTOR#

11 N / C 12 DIR#

13 DENSEL# 14 STEP#

15 GND 16 WDATA#

17 GND 18 WGATE#

19 GND 20 TRACK#

21 GND 22 WPROT#

23 GND 24 RDATA#

25 GND 26 SIDE#

COM1 RS-232 Connector ( COM1 )

Pin Assignment Pin Assignment

1 DCD1# 2 RXD1

3 TXD1 4 DTR1#

5 GND 6 DSR1#

7 RTS1# 8 CTS1#

9 RI1#

COM2 RS-232/422/485 Connector ( COM2 )

Pin Assignment Pin Assignment

1 DCD2#(422TXD-/485DATA-) 2 RXD2(422RXD+)

3 TXD2(422TXD+/485DATA+) 4 DTR2#(422RXD-)

5 GND 6 DSR2#

7 RTS2# 8 CTS2#

9 RI2#

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