
AMPRO COMPUTERS, INC.

LITTLE BOARD/P5I

Processor                  Pentium
Processor Speed            100/133/166MHz
Chip Set                   Unidentified
Video Chip Set             Unidentified
Maximum Onboard Memory     128MB (EDO supported)
Maximum Video Memory       1MB
Cache                      256KB
BIOS                       Award
Dimensions                 203mm x 146mm
I/O Options                PCI bus slot, Ethernet 10BaseT connector, AUI
                           connector, floppy drive interface, IDE
                           interface, SCSI interface, parallel port, serial
                           ports (4), VGA interface, VEE power supply, flat
                           panel connector, external video overlay, PC/104
                           connectors (2)
NPU Options                None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Flat panel connector      J3        IDE interface               J12

  VEE power supply          J4        Serial port 3 & 4           J13

  VGA interface             J5        Floppy drive interface      J14

  External video            J6        Parallel port               J15
  overlay

  Ethernet 10BaseT          J7        Utility/keyboard            J16
  connector                           connector

  AUI connector             J8        IDE extension               J17

  SCSI-interface            J9        PCI bus slot                J21

  DC power                  J10       PC/104 connector            P18

  Serial port 1 & 2         J11       PC/104 connector            P20

  Note: Alternate external LAN media are , such as 10Base2 are available
  by means of AUI interface & optional MAUs.

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J20          Unidentified
      alter

      Negative vee enabled                  W1         Pins 1 & 2 closed

      Negative vee disabled                 W1         Pins 2 & 3 closed

     Factory configured - do not           W8           Unidentified
      alter

     Factory configured - do not           W9           Unidentified
      alter

     Factory configured - do not           W10          Unidentified
      alter

     Factory configured - do not           W11          Unidentified
      alter

     Factory configured - do not           W12          Unidentified
      alter

     Factory configured - do not           W13          Unidentified
      alter

     Factory configured - do not           W14          Unidentified
      alter

     Factory configured - do not           W16          Unidentified
      alter

      SCSI interface enabled                W17        Pins 1 & 2 closed

      SCSI interface disabled               W17        Pins 2 & 3 closed

     Factory configured - do not           W20          Unidentified
      alter

     Factory configured - do not           W22          Unidentified
      alter

     Data valid select high to low         W23        Pins 1 & 2 closed
      transition

      Data valid select low to high         W23        Pins 2 & 3 closed
      transition

      Watch dog timer select IOCHK          W24        Pins 1 & 2 closed

      Watch dog timer select RESET          W24        Pins 2 & 3 closed

      Watch dog timer disabled              W24              Open

                        DRAM CONFIGURATION

              Size                             Bank 0

               8MB                          (2) 1M x 36

              16MB                          (2) 2M x 36

              32MB                          (2) 4M x 36

              64MB                          (2) 8M x 36

              128MB                         (2) 16M x 36

  Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

                    CACHE CONFIGURATION

  Note: The location of the 256KB cache is unidentified.

                      VIDEO MEMORY CONFIGURATION

  Note: The location of the 512KB/1MB video memory is unidentified.

                    DMA CHANNEL SELECTION

       Channel               W18                  W19

          1            Pins 1 & 2 closed   Pins 1 & 2 closed

          3            Pins 2 & 3 closed   Pins 2 & 3 closed

                     SERIAL PORT 1 INTERRUPT SELECTION

           IRQ                      W4                       W6

     IRQ4 shared with        Pins 1 & 2 closed              Open
        serial 1

     IRQ4 not shared         Pins 2 & 3 closed             Closed

                     SERIAL PORT 2 INTERRUPT SELECTION

           IRQ                      W5                       W7

     IRQ3 shared with        Pins 1 & 2 closed              Open
        serial 2

     IRQ3 not shared         Pins 2 & 3 closed             Closed

                          BIOS SELECTION (EPROM)

       Type              W2                  W15                 W21

      27C64             Open        2 & 5, 7 & 8, 9 & 12,       1 & 2
                                           10 & 11

      27C128            Open        2 & 5, 7 & 8, 9 & 12,       1 & 2
                                           10 & 11

      27C256            Open           9 & 12, 14 & 15          1 & 2

      27C512            Open        9 & 12, 10 & 11, 14 &       1 & 2
                                             15

      27C010            Open        2 & 5, 7 & 8, 9 & 12,       1 & 2
                                           10 & 11

      27C020            Open        2 & 5, 7 & 8, 9 & 12,       1 & 2
                                      10 & 11, 13 & 14

      27C040            Open        2 & 5, 4 & 7, 9 & 12,       1 & 2
                                      10 & 11, 13 & 14

      27C080            Open        4 & 7, 5 & 6, 9 & 12,       1 & 2
                                      10 & 11, 13 & 14

      28C64             Open        2 & 5, 7 & 8, 9 & 12,       1 & 2
                                           10 & 11

  Note: Pins designated should be in the closed position.

                        BIOS SELECTION (FLASH BIOS)

       Type              W2                  W15                 W21

      29C256            Open         8 & 11, 9 & 12, 14 &       1 & 2
                                              15

      28C256            Open         8 & 9, 11 & 12, 14 &       1 & 2
                                              15

      29F512            Open         4 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      29F010            Open         4 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      29F020            Open         4 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      29F040            Open         4 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      28F512            Open         2 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      28F010            Open         2 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

      28F020            Open         2 & 5, 7 & 8, 9 & 12,      1 & 2
                                       10 & 11, 13 & 14

  Note: Pins designated should be in the closed position.

                      BIOS SELECTION (SRAM & NOVRAM)

       Type               W2                  W15                W21

     BQ4013Y            Closed         7 & 10, 8 & 9, 11 &      2 & 3
                                          12, 14 & 15

     BQ4015Y            Closed        4 & 5, 7 & 10, 8 & 9,     2 & 3
                                        11 & 12, 13 & 14

      43256             Closed         7 & 10, 8 & 9, 11 &      2 & 3
                                          12, 14 & 15

     DS1235Y            Closed         7 & 10, 8 & 9, 11 &      2 & 3
                                          12, 14 & 15

     DS1650Y            Closed        4 & 5, 7 & 10, 8 & 9,     2 & 3
                                        11 & 12, 13 & 14

      628128            Closed         7 & 10, 8 & 9, 11 &      2 & 3
                                          12, 14 & 15

      628512            Closed        4 & 5, 7 & 10, 8 & 9,     2 & 3
                                        11 & 12, 13 & 14

  Note: Pins designated should be in the closed position.

