
SVEC COMPUTER CORPORATION

FD0421C

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Linear bus

              Star
Wiring Type   Unshielded twisted pair
Boot ROM      Available

[Image]

                                 BOOT ROM

                 Setting                               JP5/A

                 Disabled                             Open

                   Enabled                            Closed

                        BASE MEMORY ADDRESS SELECT

     ROM Address         I/O Address          JP5/B            JP5/C

         C800h             300h             Closed           Closed

          CC00h             320h             Closed            Open

          D000h             340h              Open            Closed

          D400h             360h              Open             Open

                               DMA CONFIGURATION

  DMA    JP1/A    JP1/B    JP1/C    JP1/D    JP2/A    JP2/B    JP2/C    JP2/D

     5   Open    Closed    Open     Open    Open     Closed   Open     Open

      3  Closed    Open     Open     Open    Closed   Open     Open     Open

      6   Open     Open    Closed    Open    Open     Open     Closed   Open

      7   Open     Open     Open    Closed   Open     Open     Open     Closed

                             INTERRUPT SELECT

    IRQ      JP4/A    JP4/B    JP4/C    JP4/D    JP4/E    JP4/F    JP4/G

     IRQ3    Open    Closed    Open     Open    Open     Open      Open

      IRQ2   Closed    Open     Open     Open    Open     Open      Open

      IRQ4    Open     Open    Closed    Open    Open     Open      Open

      IRQ5    Open     Open     Open    Closed   Open     Open      Open

      IRQ10   Open     Open     Open     Open    Closed   Open      Open

      IRQ11   Open     Open     Open     Open    Open     Closed    Open

      IRQ15   Open     Open     Open     Open    Open     Open     Closed

                    CONNECTIONS

         Purpose                  Location

  External LED connector             JP3

                              DIAGNOSTIC LED

        Color                  Status                   Condition

        Green                    On               Network connection is
                                                          good

        Green                 Blinking           Data is being received

        Green                   Off               Network connection is
                                                         broken

