
TRENTON TECHNOLOGY, INC.

TR-P2BX

Device Type              Single board computer
Processor                Pentium II
Processor Speed          266/300/333/350/400MHz
Chip Set                 Intel 440BX
Video Chip Set           Cirrus Logic
Video Types Supported    VGA
Highest Resolution       1024 x 768
Supported
Maximum Onboard Memory   512MB (EDO & SDRAM supported)
Maximum Video Memory     Unidentified
Cache                    512KB (located on Pentium II CPU)
BIOS                     AMI
Dimensions               338mm x 122mm
I/O Options              Ethernet 10BaseT connector, floppy drive
                         interface, IDE interfaces (2), Wide Ultra SCSI
                         interface, parallel port, PS/2 mouse port, serial
                         ports (2), VGA port, IR connector, USB connector

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Power LED & keylock        P2        Reset switch               P10

  Floppy drive               P3        IDE interface 1            P11
  interface

  Auxiliary keyboard         P4A       IDE interface 2           P11A
  connector

  Speaker                    P5        IDE interface LED          P12

  I/O connector              P5A       Ultra Wide SCSI            P13
                                       interface

  Serial port 1              P6        VGA port                   P15

  Serial port 2              P7        Ethernet 10BaseT           P16
                                       connector

  Parallel port              P8        USB connector              P17

  PS/2 mouse port            P9        Hardware monitor           P18
                                       connector

  PS/2 mouse interface       P9A       CPU fan power              P19

                        USER CONFIGURABLE SETTINGS

                Function                      Label          Position

     Speaker data signal to pin 8 on          JU7            Closed
      P5A enabled

      Speaker data signal to pin 8 on          JU7             Open
      P5A disabled

     Password normal operation                JU8             Open

      Password clear                           JU8            Closed

     Monitor type select color                JU9          Pins 1 & 2
                                                              closed

      Monitor type select monochrome           JU9          Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JU12             Open

      CMOS memory clear                       JU12            Closed

     SCSI termination enabled                JU13             Open

      SCSI termination disabled               JU13            Closed

     Factory configured - do not alter       JU14             Open

     3.3v monitor disabled                   JU15             Open

      3.3v monitor enabled                    JU15            Closed

     Watchdog timer normal reset             JU16          Pins 2 & 3
                                                              closed

      Watchdog timer enabled                  JU16          Pins 1 & 2
                                                              closed

     PS/2 mouse IRQ12 enabled                JU17            Closed

      PS/2 mouse IRQ12 disabled               JU17             Open

     Reset data signal to pin 1 on P5A       JU18            Closed
      enabled

      Reset data signal to pin 1 on P5A       JU18             Open
      disabled

     SCSI LED enabled                        JU19            Closed

      SCSI LED disabled                       JU19             Open

             DIMM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (1) 1M x 64      None

     16MB        (1) 2M x 64      None

     16MB        (1) 1M x 64   (1) 1M x 64

     24MB        (1) 2M x 64   (1) 1M x 64

     32MB        (1) 4M x 64      None

                        DIMM CONFIGURATION (CONT)

          Size                    Bank 0                   Bank 1

          32MB                  (1) 2M x 64             (1) 2M x 64

          40MB                  (1) 4M x 64             (1) 1M x 64

          48MB                  (1) 4M x 64             (1) 2M x 64

          64MB                  (1) 8M x 64                 None

          64MB                  (1) 4M x 64             (1) 4M x 64

          72MB                  (1) 8M x 64             (1) 1M x 64

          80MB                  (1) 8M x 64             (1) 2M x 64

          96MB                  (1) 8M x 64             (1) 4M x 64

          128MB                 (1) 8M x 64             (1) 8M x 64

          128MB                (1) 16M x 64                 None

          136MB                (1) 16M x 64             (1) 1M x 64

          144MB                (1) 16M x 64             (1) 2M x 64

          160MB                (1) 16M x 64             (1) 4M x 64

          192MB                (1) 16M x 64             (1) 8M x 64

          256MB                (1) 16M x 64             (1) 16M x 64

          256MB                (1) 32M x 64                 None

          264MB                (1) 32M x 64             (1) 1M x 64

          272MB                (1) 32M x 64             (1) 2M x 64

          288MB                (1) 32M x 64             (1) 4M x 64

          320MB                (1) 32M x 64             (1) 8M x 64

          384MB                (1) 32M x 64             (1) 16M x 64

          512MB                (1) 32M x 64             (1) 32M x 64

            Note: Board accepts EDO & SDRAM memory. Maximum SDRAM is
            256MB. Maximum EDO is 512MB.

                  CACHE CONFIGURATION

  Note: 512KB cache is located on the Pentium II CPU.

                            CPU SPEED SELECTION

  CPU speed     Clock     Multiplier       W3          W5          W6
               speed

   266MHz      66MHz          4x         Closed      Closed       Open

   300MHz      66MHz         4.5x         Open       Closed       Open

   333MHz      66MHz          5x         Closed       Open        Open

   350MHz      100MHz        3.5x         Open        Open       Closed

   400MHz      100MHz         4x         Closed      Closed       Open

                            FLASH ROM SELECTION

           Setting                     JU10                  JU11

      Normal PnP & program     Pins 2 & 3 closed      Pins 1 & 2 closed
            main block

           Program all          Pins 2 & 3 closed      Pins 2 & 3 closed

          Write protect         Pins 1 & 2 closed      Pins 1 & 2 closed

