
MORSE TECHNOLOGIES, INC.

M3

Processor         80386DX
Processor Speed   25/33/40MHz
Chip Set          Morse
Max. Onboard DRAM 16MB
Cache             32/128KB
BIOS              AMI
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            JP2       Turbo LED                 JP12

  Power LED & keylock         JP10      Reset switch              JP13

  Turbo switch                JP11      Speaker                   JP14

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Battery type select internal             JP3            Closed
      3.6VDC

      Battery type select external 6VDC        JP3             Open

     Monitor type select color                JP4           pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP4           pins 1 & 2
                                                              closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      17MB        (4) 4M x 9     (4) 256K x 9

      20MB        (4) 1M x 9      (4) 4M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

                         CACHE CONFIGURATION

    Size           Bank 0           TAG (U30)        Dirty Bit (U29)

    32KB         (4) 8K x 8         (1) 8K x 8        (1) 16K x 4

    128KB        (4) 32K x 8       (1) 32K x 8        (1) 16K x 4

  Note:Installing a chip at U29 enables write-back memory caching.

                        CACHE JUMPER CONFIGURATION

    Size           JP6            JP7            JP8             JP9

    32KB        pins 1 & 2     pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed          closed         closed         closed

    128KB       pins 2 & 3     pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed          closed         closed         closed

