
AXIOM TECHNOLOGY, INC.

AX8235H

Processor   80486SX/CX486DX/AM486WB/AM486DX/80486DX/CX486DX2/
            AM486DX2/80486DX2/80486DX2(WB)/CX486DX4/AM486DX4/
            80486DX4/P24D/P24T/CX5X86/AM5X86
Processor   25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/
Speed       100(internal)/120(internal)/133(internal)MHz
Chip Set    Unidentified
Video Chip  None
Set
Maximum     64MB
Onboard
Memory
Maximum     None
Video
Memory
Cache       128/256/512KB
BIOS        Award
Dimensions  185mm x 122mm
I/O Options Floppy drive interface, green PC connector, IDE interface,
            parallel port, serial ports (2), PC104 connectors (2)
NPU Options None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Serial port 1              CN1       Turbo LED                  JP2

  Serial port 2              CN2       Reset switch               JP6

  Floppy drive               CN3       Power LED & keylock        JP7
  interface

  Parallel port              CN4       Green PC connector        JP10

  IDE interface              CN5       Speaker                    SPK

  Auxiliary keyboard        EXKB       PC104 connector           104AB
  connector

  IDE interface LED          JP1       PC104 connector           104CD

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (1) 256K x 36         None

       2MB        (1) 256K x 36    (1) 256K x 36

       2MB        (1) 512K x 36         None

       3MB        (1) 256K x 36    (1) 512K x 36

       4MB        (1) 512K x 36    (1) 512K x 36

       4MB         (1) 1M x 36          None

       5MB        (1) 256K x 36     (1) 1M x 36

       6MB        (1) 512K x 36     (1) 1M x 36

       8MB         (1) 1M x 36      (1) 1M x 36

       8MB         (1) 2M x 36          None

      10MB        (1) 512K x 36     (1) 2M x 36

      12MB         (1) 1M x 36      (1) 2M x 36

      16MB         (1) 2M x 36      (1) 2M x 36

      16MB         (1) 4M x 36          None

      17MB         (1) 4M x 36     (1) 256K x 36

      18MB         (1) 4M x 36     (1) 512K x 36

      20MB         (1) 1M x 36      (1) 4M x 36

      24MB         (1) 2M x 36      (1) 4M x 36

      32MB         (1) 4M x 36      (1) 4M x 36

      32MB         (1) 8M x 36          None

      36MB         (1) 1M x 36      (1) 8M x 36

      40MB         (1) 2M x 36      (1) 8M x 36

      48MB         (1) 4M x 36      (1) 8M x 36

      64MB         (1) 8M x 36      (1) 8M x 36

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     128KB        (4) 32K x 8    Unidentified

     256KB        (4) 64K x 8    Unidentified

     512KB        (4) 128K x 8   Unidentified

               CACHE JUMPER CONFIGURATION

            Size                       JP11

           128KB                       Open

           256KB                 Pins 3 & 4 closed

           512KB             Pins 1 & 2, 3 & 4 closed

                  CPU SPEED SELECTION

           Speed                        JP4

           25MHz                       Open

           33MHz             Pins 1 & 2, 3 & 4 closed

           40MHz                 Pins 1 & 2 closed

           50iMHz                      Open

           66iMHz            Pins 1 & 2, 3 & 4 closed

           75iMHz                      Open

           80iMHz                Pins 1 & 2 closed

          100iMHz            Pins 1 & 2, 3 & 4 closed

          120iMHz                Pins 1 & 2 closed

          133iMHz            Pins 1 & 2, 3 & 4 closed

                            CPU TYPE SELECTION

      Type                                  JP9

    80486SX         5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 20, 22 & 24

    CX486DX        1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & 17, 19 &
                                   21, 22 & 24, 25 & 26

    AM486 WB       1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & 16, 19 &
                                   21, 23 & 24, 25 & 26

    AM486DX          4 & 6, 9 & 11, 15 & 16, 19 & 21, 22 & 24, 25 & 26

    80486DX        5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 & 24, 25
                                           & 26

    CX486DX2       1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & 17, 19 &
                                   21, 22 & 24, 25 & 26

    AM486DX2      4 & 6, 9 & 11, 15 & 16, 17 & 18, 19 & 21, 22 & 24, 25 &
                                            26

    80486DX2       5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 & 24, 25
                                           & 26

  80486DX2 WB     1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & 17, 14 & 16,
                                 19 & 21, 23 & 24, 25 & 26

    CX486DX4       1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & 17, 19 &
                                   21, 22 & 24, 25 & 26

    AM486DX4         4 & 6, 9 & 11, 15 & 16, 19 & 21, 22 & 24, 25 & 26

    80486DX4       5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 & 24, 25
                                           & 26

      P24D         1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & 16, 19 &
                                   21, 23 & 24, 25 & 26

      P24T         1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & 16, 19 &
                                   21, 23 & 24, 25 & 26

     CX5X86        1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & 16, 19 &
                                   21, 23 & 24, 25 & 26

   CX5X86-133     1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & 17, 14 & 16,
                                 19 & 21, 23 & 24, 25 & 26

     AM5X86       1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & 17, 14 & 16,
                                 19 & 21, 23 & 24, 25 & 26

  Note: Pins designated should be in the closed position.

                           CPU VOLTAGE SELECTION

               Voltage                                 JP8

                  3.3v                         Pins 2 & 3 closed

                    5v                          Pins 1 & 2 closed

                          SERIAL PORT 2 SELECTION

         Setting                 JP4                      JP5

           RS-232              Open                     3 & 4

            RS-422          7 & 8, 9 & 10,      1 & 2, 3 & 5, 7 & 8, 9 &
                               11 & 12           10, 11 & 12, 13 & 14

            RS-485          7 & 8, 9 & 10,      1 & 2, 3 & 5, 6 & 8, 9 &
                               11 & 12         10, 11 & 12, 13 & 14, 15 &
                                                      16, 17 & 18

  Note: Pins designated should be in the closed position.

