
NASCENT TECHNOLOGY, INC.

NT386-33

Processor         80386DX
Processor Speed   33MHz
Chip Set          VLSI
Max. Onboard DRAM 8MB
Cache             64/256KB
BIOS              AMI
Dimensions        355mm x 304mm
I/O Options       32-bit external memory card slot
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  Turbo LED                  J3        Reset switch                J6

  Power LED & keylock        J4        Turbo switch                W6

  Speaker                    J5        32-bit external             S1
                                       memory card

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     Factory configured - do not           SW1/3               N/A
      alter

     DMA clock speed select                 W1              pins 1 & 2
      8.25MHz                                                  closed

      DMA clock speed select                 W1              pins 2 & 3
      4.13MHz                                                  closed

     8 bit memory I/O select 4              W4              pins 1 & 2
      wait states                                              closed

      8 bit memory I/O select 5              W4              pins 2 & 3
      wait states                                              closed

     16 bit memory I/O select 1             W5              pins 1 & 2
      wait state                                               closed

      16 bit memory I/O select 2             W5              pins 2 & 3
      wait states                                              closed

     Monitor type select                    W7              pins 1 & 2
      monochrome                                               closed

      Monitor type select color              W7              pins 2 & 3
                                                               closed

                            DRAM CONFIGURATION

     Size         Bank 0          Bank 1         Bank 2         Bank 3

     1MB        (4) 256K x 9       NONE           NONE           NONE

     2MB        (4) 256K x 9   (4) 256K x 9       NONE           NONE

     4MB        (4) 1M x 9         NONE           NONE           NONE

     8MB        (4) 1M x 9      (4) 1M x 9        NONE           NONE

     12MB       (4) 1M x 9      (4) 1M x 9     (4) 1M x 9        NONE

     16MB       (4) 1M x 9      (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

  Note:Banks 2 & 3 are used when a 32-bit external memory card is
  installed at S1.

              DRAM JUMPER/SWITCH CONFIGURATION

   Size      SW1/1     SW1/2     SW1/4       W8        W9

   1MB        On        On         On      2 & 3     2 & 3

   2MB        On        Off       Off      2 & 3     2 & 3

   4MB        Off       Off        On      1 & 2     1 & 2

   8MB        On        Off       Off      1 & 2     1 & 2

   12MB       Off       On        Off      1 & 2     1 & 2

   16MB       On        On        Off      1 & 2     1 & 2

  Note: Pins designated should be in the closed position.

              CACHE CONFIGURATION

      Size          Bank 0           TAG

      64KB        (10) 16K x 4   (1) 16K x 1

     256KB        (10) 64K x 4   (1) 64K x 1

                  CACHE JUMPER CONFIGURATION

        Size                  W2                   W3

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

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

