TTC COMPUTER PRODUCTS

MP-005

Card Type          Parallel card
Chipset/Controller National Semiconductor
I/O Options        Parallel ports (2)
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Parallel port 1          J1       Parallel port 2          J2

                      PRIMARY PORT I/O ADDRESS SELECT

               Address                                 JP2

  »                378h                         Pins 1 & 2 closed

                   3BCh                         Pins 3 & 4 closed

                     SECONDARY PORT I/O ADDRESS SELECT

               Address                                 JP2

  »                278h                         Pins 7 & 8 closed

                   3BCh                         Pins 5 & 6 closed

                  PRIMARY PARALLEL PORT INTERRUPT SELECT

                 IRQ                                   JP1

  »                IRQ7                         Pins 5 & 6 closed

                   IRQ5                         Pins 1 & 2 closed

                 SECONDARY PARALLEL PORT INTERRUPT SELECT

                 IRQ                                   JP1

  »                IRQ5                         Pins 3 & 4 closed

                   IRQ7                         Pins 7 & 8 closed

                PRIMARY PARALLEL PORT I/O DIRECTION SELECT

                  Mode                                 JP4

  »                Output                             Closed

                   Input                               Open

               SECONDARY PARALLEL PORT I/O DIRECTION SELECT

                  Mode                                 JP3

  »                Output                             Closed

                   Input                               Open