SBC comm AMD SBC-770 Manuale Utente

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  Chapter 2  Installation   39
100Base-Tx Ethernet connector
(CN17)
This 100Base-Tx Ethernet connector CN17 is a standard RJ-45
connector.
The onboard Realtek RTL8139B fast Ethernet controller supports
10Mb/s and 100 Mb/s N-way auto-negotiation operation.
Serial ports (CN16, CN11)
The SBC-770 offers two serial ports, one RS-232 (CN16) and one
RS-232/422/485 (CN11).  These ports allow you to connect them to
serial devices (mouse, printers, etc.).
COM2 RS-232/422/485 serial ports (CN11)
COM2 RS-232/422/485 serial port (CN11)
              PIN        SIGNAL                           PIN        SIGNAL
COM2 
  1
    DCDB
6
      DSRB
          (422TXD-/485DATA-)
  2
    RXDB
7           RTSB
         (422TXD+/485DATA+)
  3
   TXDB
8
      CTSB
           (422RXD+)
  4
   DTRB
9
      RIB
         (422RXD-)
  5
    GND
10       N.C.