TMC RESEARCH CORPORATION

PAT3XCA

Processor

80386SX

Processor Speed

16MHz

Chip Set

NEAT

Max. Onboard DRAM

8MB

Cache

None

BIOS

Unidentified

Dimensions

330mm x 215mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Speaker

J13

Reset switch

J11

Power LED & keylock

J14

Turbo LED

J12

Turbo switch

J15

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery type select internal

JP1

pins 1 & 2 closed

 

Battery type select external

JP1

Open

»

BIOS type select 27256

JP2

pins 2 & 3 closed

 

BIOS type select 27128

JP2

pins 1 & 2 closed

»

Monitor type select color

JP4

Closed

 

Monitor type select monochrome

JP4

Open

»

NPU disabled

JP7

Closed

 

NPU enabled

JP7

Open

»

Pipeline mode enabled

JP8

Closed

 

Pipeline mode disabled

JP8

Open

»

Factory configured - do not alter

JP10

N/A

»

Factory configured - do not alter

W1

N/A

»

Factory configured - do not alter

W2

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

Bank 4A

Bank 4B

PARITY

512KB

(2) 256K x 9

NONE

NONE

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

(4) 44256

NONE

(2) 41256

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

NONE

NONE

NONE

1MB

(2) 256K x 9

NONE

NONE

NONE

(4) 44256

NONE

(2) 41256

1MB

NONE

NONE

(2) 256K x 9

NONE

(4) 44256

NONE

(2) 41256

1MB

NONE

NONE

NONE

NONE

(4) 44256

(4) 44256

(4) 41256

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

NONE

NONE

2MB

(2) 1M x 9

NONE

NONE

NONE

NONE

NONE

NONE

2MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

(4) 44256

(4) 44256

(4) 41256

2MB

NONE

NONE

(2) 256K x 9

(2) 256K x 9

(4) 44256

(4) 44256

(4) 41256

3MB

(2) 1M x 9

NONE

NONE

NONE

(4) 44256

(4) 44256

(4) 41256

3MB

NONE

NONE

(2) 1M x 9

NONE

(4) 44256

(4) 44256

(4) 41256

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

NONE

NONE

5MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

5MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

(4) 44256

(4) 44256

(4) 41256

5MB

NONE

NONE

(2) 1M x 9

(2) 1M x 9

(4) 44256

(4) 44256

(4) 41256

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

NONE

7MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

(4) 44256

(4) 44256

(4) 41256

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

Note: In configurations in which only one of banks 0 and 1 or 2 and 3 are installed, memory will not be interleaved and will operate with wait states.

DIP DRAM BANK CONFIGURATION

Bank 4A

Bank 4B

RN1

RN2

RN6

RN18

Bank 0

Bank 1

Installed

Not installed

Installed

Not installed

Bank 2

Bank 3

Not installed

Installed

Not installed

Installed