
TMC RESEARCH CORPORATION

CAT54IT, CAP54IT (VERSIONS 1.0 AND 1.00)

Processor           Pentium
Processor Speed     75/90/100/120/133/150/166/180/200MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     128MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                Unidentified
Dimensions          Unidentified
I/O Options         Floppy drive interface, green PC connector, IDE
                    interfaces (2), parallel port, PS/2 mouse interface,
                    serial ports (2), cache slot, IR connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                  Location      Purpose               Location

  Speaker                J1 pins 1 - 4   Floppy drive             J5
                                         interface

  Green PC connector      J1 pins 6 &    Parallel port            J6
                              16

  Turbo LED               J1 pins 8 &    PS/2 mouse               J8
                              18         interface

  Reset switch            J1 pins 9 &    IR connector             J9
                              19

  IDE interface LED      J1 pins 10 &    Serial port 1            J10
                              20

  Power LED & keylock    J1 pins 11 -    Serial port 2            J11
                              15

  IDE interface 1             J3         Cache slot               SL1

  IDE interface 2             J4

  Note: IR connector is only available on boards with the SMC
  37C665Ir/669 chip installed.

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     AT bus clock speed select PCI         JP7             Closed
      clock 1/4

      AT bus clock speed select PCI         JP7              Open
      clock 1/3

     Flash BIOS voltage select 5v          JP8        Pins 2 & 3 closed
      (SST)

      Flash BIOS voltage select 12v         JP8        Pins 1 & 2 closed
      (Intel)

     Watch dog timer time out select       JP9              Open
      1 second

      Watch dog timer time out select       JP9             Closed
      500ms

     Flash BIOS write protect             JP10              Open
      disabled (see note below)

      Flash BIOS write protect             JP10             Closed
      enabled (see note below)

     Password normal operation (see       JP11              Open
      note below)

      Password clear (see note below)      JP11             Closed

     CMOS memory normal operation         JP12              Open

      CMOS memory clear                    JP12             Closed

     PS/2 mouse disabled                  JP13              Open

      PS/2 mouse enabled                   JP13             Closed

     System reset when watch dog          JP16        Pins 1 & 2 closed
      timer times out

      Activate NMI to CPU when watch       JP16        Pins 2 & 3 closed
      dog timer times out

      Watch dog timer disabled             JP16              Open

      Jumper information unavailable        RN1          Unidentified

      Jumper information unavailable        RN2          Unidentified

      Jumper information unavailable        RN3          Unidentified

      Jumper information unavailable        W1           Unidentified

      Jumper information unavailable        W2           Unidentified

      Jumper information unavailable        W3           Unidentified

      Jumper information unavailable        W4           Unidentified

  Note: Jumpers JP10 and JP11 are not present on CAP54IT version 1.0.

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      None

      8MB           None       (2) 1M x 36

     16MB        (2) 2M x 36      None

     16MB           None       (2) 2M x 36

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

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

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

     32MB        (2) 4M x 36      None

     32MB           None       (2) 4M x 36

     32MB        (2) 2M x 36   (2) 2M x 36

     40MB        (2) 1M x 36   (2) 4M x 36

     40MB        (2) 4M x 36   (2) 1M x 36

     48MB        (2) 2M x 36   (2) 4M x 36

     48MB        (2) 4M x 36   (2) 2M x 36

     64MB        (2) 8M x 36      None

                    DRAM CONFIGURATION (CONT)

         Size                 Bank 0                Bank 1

         64MB                  None               (2) 8M x 36

         64MB              (2) 4M x 36            (2) 4M x 36

         72MB              (2) 1M x 36            (2) 8M x 36

         72MB              (2) 8M x 36            (2) 1M x 36

         80MB              (2) 2M x 36            (2) 8M x 36

         80MB              (2) 8M x 36            (2) 2M x 36

         96MB              (2) 4M x 36            (2) 8M x 36

         96MB              (2) 8M x 36            (2) 4M x 36

        128MB              (2) 8M x 36            (2) 8M x 36

  Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

                CACHE CONFIGURATION

           Size                      SL1

          256KB            256KB module installed

          512KB            512KB module installed

                       CPU SPEED SELECTION (PENTIUM)

    CPU      Clock    Multiplier     JP1       JP2       JP5        JP6
  speed     speed

  75MHz     50MHz        1.5x       Closed    Closed     Open      Open

  90MHz     60MHz        1.5x        Open     Closed     Open      Open

  100MHz    66MHz        1.5x       Closed     Open      Open      Open

  120MHz    60MHz         2x         Open     Closed    Closed     Open

  133MHz    66MHz         2x        Closed     Open     Closed     Open

  150MHz    60MHz        2.5x        Open     Closed    Closed    Closed

  166MHz    66MHz        2.5x       Closed     Open     Closed    Closed

  180MHz    60MHz         3x         Open     Closed     Open     Closed

  200MHz    66MHz         3x        Closed     Open      Open     Closed

                           CPU VOLTAGE SELECTION

          Voltage                     JP3                    JP4

           2.5v (P55)                Open                    Open

          3.3v (P54)               Closed                  Closed

                    DMA CHANNEL SELECTION

       Channel               JP17                 JP18

          1            Pins 1 & 2 closed   Pins 1 & 2 closed

          3            Pins 2 & 3 closed   Pins 2 & 3 closed

                          SERIAL PORT 2 SELECTION

          Setting                   JP14                    JP15

       Used as COM2           Pins 1 & 2 closed       Pins 1 & 2 closed

   Used as IR connector       Pins 2 & 3 closed       Pins 2 & 3 closed

  Note: Above settings are only available if the SMC 37C665Ir/669 chip is
  installed.

