MICRO EXPRESS, INC.

FOREX 386 CACHE

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          FOREX
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            JP2       Keylock & power LED        JP9

  Turbo LED                   JP7       Speaker                   JP10

  Reset switch                JP8       Turbo switch              JP11

                        USER CONFIGURABLE SETTINGS

   Function                           Jumper               Position

  »   Factory configured - do          JP3                   N/A
      not alter

  »   Factory configured - do         JP100                  N/A
      not alter

  »   DRAM parity check               JP101                Closed
      enabled

      DRAM parity check               JP101                 Open
      disabled

  »   CMOS normal operation           JP202                 Open

      CMOS memory clear               JP202                Closed

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8

     128KB          NONE       (4) 32K x 8    (1) 8K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

      Size              JP6/A             JP6/B               JP6/C

      64KB            pins 2 & 3        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      128KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      256KB           pins 1 & 2        pins 2 & 3      pins 2 & 3 closed
                       closed             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

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

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