
NETWORK DEVELOPMENT CORPORATION

MEGANET MASTER BOARD

NIC Type         Device Network Architecture (DNA)
Transfer Rate    10Mbps
Data Bus         8-bit ISA
Topology         Linear bus
Wiring Type      Shielded twisted pair

                 Unshielded twisted pair (2 male DB-9 connectors)
Boot ROM         Not available

[Image]

                             I/O BASE ADDRESS

       Address             JP1A              JP1B              JP1C

         2E0h             Open              Open              Open

          2E2h             Open              Open             Closed

          2E4h             Open             Closed             Open

          2E6h             Open             Closed            Closed

          2E8h            Closed             Open              Open

          2EAh            Closed             Open             Closed

          2ECh            Closed            Closed             Open

          2EEh            Closed            Closed            Closed

                             INTERRUPT REQUEST

       IRQ                JP2A            JP2B        JP2C        JP2D

          2              Closed           Open        Open        Open

          3               Open           Closed       Open        Open

          4               Open            Open       Closed       Open

         5               Open            Open        Open       Closed

       Disabled      Pins one of JP2A
                      & JP2B closed

                             SLOT EIGHT ENABLE

                 Setting                                JP8

                 Disabled                            Closed

                   Enabled                             Open

  Note:If the card is installed in slot 8 of an IBM XT or compatible this
  option must be enabled.

