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D386WB CPU (REV. E)

TEXAS MICRO, INC.

D386WB CPU (REV. E)

Device Type

Single board computer

Processor

80386

Processor Speed

25/33MHz

Chip Set

Unidentified

Maximum Onboard Memory

64MB

Maximum Video Memory

1MB

Cache

None

BIOS

Unidentified

Dimensions

338mm x 122mm

I/O Options

Floppy drive interface, IDE interface, parallel port, serial ports (2)

NPU Options

80387

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

IDE interface

JP3

Parallel port

CN2

Floppy drive interface

JP6

IDE interface LED

JP1

Serial port 2

JP7

External battery

JP2

Keyboard connector

JP9

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

On board battery enabled

JP2

Pins 1 & 2 closed

 

On board battery disabled

JP2

Pins 2 & 3 closed

»

Watchdog timer enabled

JP4

Pins 1 & 2 closed

 

Watchdog timer disabled

JP4

Pins 2 & 3 closed

»

Boot from card enabled

JP5

Open

 

Boot from external EPROM enabled

JP5

Closed

»

NPU synchronous with CPU

JP8

Pins 1 & 2 closed

 

NPU asynchronous with CPU

JP8

Pins 2 & 3 closed

»

On board speaker enabled

JP10

Pins 3 & 4 closed

 

On board speaker disabled

JP10

Pins 1 & 2 closed

»

Monitor type select color

SW1/1

On

 

Monitor type select monochrome

SW1/1

Off

»

Factory configured - do not alter

SW1/2

Off

»

CMOS memory normal operation

SW1/3

Off

 

CMOS memory clear

SW1/3

On

»

Factory configured - do not alter

SW1/4

Off

SIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

None

None

None

2MB

(4) 256K x 9

(4) 256K x 9

None

None

4MB

(4) 1M x 9

None

None

None

5MB

(4) 256K x 9

(4) 1M x 9

None

None

8MB

(4) 1M x 9

(4) 1M x 9

None

None

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

None

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

None

None

None

20MB

(4) 1M x 9

(4) 4M x 9

None

None

20MB

(4) 4M x 9

(4) 1M x 9

None

None

24MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

None

24MB

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

None

24MB

(4) 4M x 9

(4) 1M x 9

(4) 1M x 9

None

28MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

28MB

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

(4) 1M x 9

28MB

(4) 4M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

None

None

36MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

None

36MB

(4) 4M x 9

(4) 1M x 9

(4) 4M x 9

None

36MB

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

None

40MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

40MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

40MB

(4) 4M x 9

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

DIMM/SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

40MB

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

(4) 1M x 9

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

None

52MB

(4) 4M x 9

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

52MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

52MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

Note: The location of banks are unidentified.