BIOSTAR MICROTECH INTERNATIONAL CORPORATION

MB-1212C (SIPP VERSION)

Processor         80286
Processor Speed   12MHz
Chip Set          C & T
Max. Onboard DRAM 4MB
Cache             None
BIOS              AMI/C & T
Dimensions        244mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            BAT1      Turbo LED                  JP1

  Power LED & keylock          J1       Reset switch               JP2

  Speaker                      J2       Turbo switch               JP3

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

  »   NPU mode select synchronous with         JP4           pins 1 & 2
      CPU                                                     closed

      NPU mode select asynchronous with        JP4           pins 2 & 3
      CPU                                                     closed

  »   Monitor type select color                JP6           pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP6           pins 1 & 2
                                                              closed

  »   Power good signal detect from            JP7           pins 1 & 2
      power supply                                            closed

      Power good signal detect from            JP7           pins 2 & 3
      board                                                   closed

                            DRAM CONFIGURATION

  Size      Bank 0      P-0       Bank 1       P-1      Bank 2    Bank 3

  512KB       (4)        (2)       NONE       NONE       NONE      NONE
            44256      41256

  512KB      NONE       NONE       NONE       NONE        (2)      NONE
                                                        256K x
                                                          9

  640KB       (4)        (2)     (4) 4464    (2) 4164    NONE      NONE
            44256      41256

   1MB        (4)        (2)        (4)        (2)       NONE      NONE
            44256      41256      44256       41256

   1MB       NONE       NONE       NONE       NONE        (2)       (2)
                                                        256K x     256K x
                                                          9          9

   2MB       NONE       NONE       NONE       NONE      (2) 1M     NONE
                                                         x 9

   4MB       NONE       NONE       NONE       NONE      (2) 1M     (2) 1M
                                                         x 9        x 9