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# 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 VGA
Supported
Highest Resolution 1024 x 768
Supported
Maximum Onboard 512MB (EDO & SDRAM supported)
Memory
Maximum Video Unidentified
Memory
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
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Power LED & | P2 | Reset switch | P10 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Floppy drive | P3 | IDE interface 1 | P11 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Auxiliary | P4A | IDE interface 2 | P11A |
| keyboard | | | |
| connector | | | |
|-------------------+----------+------------------+----------|
| Speaker | P5 | IDE interface | P12 |
| | | LED | |
|-------------------+----------+------------------+----------|
| 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 | P9A | CPU fan power | P19 |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 (CON’T) |
|------------------------------------------------------------|
| 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 | Clock | Multiplier | W3 | W5 | W6 |
| speed | 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 main | Pins 2 & 3 | Pins 1 & 2 |
| | block | closed | closed |
|---+------------------------------+------------+------------|
| | Program all | Pins 2 & 3 | Pins 2 & 3 |
| | | closed | closed |
|---+------------------------------+------------+------------|
| | Write protect | Pins 1 & 2 | Pins 1 & 2 |
| | | closed | closed |
+------------------------------------------------------------+