TEXAS MICRO, INC.

P2000(D)FX (SP) SBC

Device Type

Single board computer

Processor

Pentium II

Processor Speed

266/300/333MHz

Chip Set

Intel 440FX

Maximum Onboard Memory

512MB (EDO & SDRAM supported)

Cache

512KB (located on Pentium II CPU)

BIOS

Unidentified

Dimensions

338mm x 122mm

I/O Options

Floppy drive interface, IDE interface, SCSI interface, parallel port, PS/2 mouse interface, serial ports (2), USB connectors (2)

CONNECTIONS

Purpose

Location

Purpose

Location

IDE/SCSI LED

C1

Temperature LED

CN5

Temperature sensor

C2

Serial port 1

CN6

Auxiliary keyboard connector

C3

Parallel port

CN7

SCSI interface

CN1

USB connector

CN8

IDE interface

CN2

USB connector

CN9

Floppy drive interface

CN3

PS/2 mouse interface

CN10

Serial port 2

CN4

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

JP4

Unidentified

»

Factory configured - do not alter

JP14

Unidentified

»

Factory configured - do not alter

JP15

Unidentified

»

Factory configured - do not alter

JP19

Unidentified

»

Factory configured - do not alter

JP25

Unidentified

»

Monitor type select color

SW1/1

On

 

Monitor type select monochrome

SW1/1

Off

»

Flash BIOS enabled; crisis recovery mode disabled

SW1/2

Off

 

Flash BIOS disabled; crisis recovery mode enabled

SW1/2

On

»

CMOS memory normal operation

SW1/3

Off

 

CMOS memory clear

SW1/3

On

»

I/O port address select 270/271

SW1/4

Off

 

I/O port address select 370/371

SW1/4

On

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1M x 64

None

None

None

16MB

(1) 2M x 64

None

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

None

24MB

(1) 2M x 64

(1) 1M x 64

None

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

None

32MB

(1) 4M x 64

None

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

40MB

(1) 4M x 64

(1) 1M x 64

None

None

48MB

(1) 4M x 64

(1) 2M x 64

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

None

None

64MB

(1) 4M x 64

(1) 4M x 64

None

None

72MB

(1) 8M x 64

(1) 1M x 64

None

None

80MB

(1) 8M x 64

(1) 2M x 64

None

None

96MB

(1) 8M x 64

(1) 4M x 64

None

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 16M x 64

None

None

None

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

136MB

(1) 16M x 64

(1) 1M x 64

None

None

144MB

(1) 16M x 64

(1) 2M x 64

None

None

DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

176MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

Note: Board accepts EDO memory.

CACHE CONFIGURATION

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

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP12

JP13

JP17

JP18

JP24

JP26

233MHz

66MHz

3.5x

Closed

Closed

Open

Closed

Open

Closed

266MHz

66MHz

4x

Open

Closed

Open

Closed

Open

Closed

300MHz

66MHz

4.5x

Closed

Open

Open

Closed

Open

Closed

SERIAL PORT 2 SELECTION

Setting

JP2

JP5

JP6

»

RS-232

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

 

RS-422

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed