TMC RESEARCH CORPORATION

PAT 38PC

Processor

80386DX

Processor Speed

25/33MHz

Chip Set

Unidentifed

Max. Onboard DRAM

24MB (16MB on external memory card)

Cache

32/64KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

External memory card slots

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface LED

J24

Reset switch

J25 (9 & 19)

Speaker

J25 (1 - 4)

IDE interface LED

J25 (10 & 20)

Turbo switch

J25 (7 & 17)

Power LED & keylock

J25 (11 - 15)

Turbo LED

J25 (8 & 18)

External memory card slot

S1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J1

N/A

»

Factory configured - do not alter

J23

N/A

»

Monitor type select color

JP2

Closed

 

Monitor type select monochrome

JP2

Open

»

Pipeline mode enabled

JP9

pins 2 & 3 closed

 

Pipeline mode disabled

JP9

pins 1 & 2 closed

»

NPU disabled

JP10

Open

 

NPU enabled

JP10

Closed

»

Battery type select internal

JP15

Closed

 

Battery type select external

JP15

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

32KB

(4) 8K x 8

NONE

64KB

(4) 8K x 8

(4) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JP4

JP5

JP6

JP11

32KB

pins 2 & 3 closed

Open

pins 1 & 2 closed

pins 1 & 2 closed

64KB

pins 2 & 3 closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

CACHE LINE SIZE CONFIGURATION

Size

JP7

JP8

4 bytes

Closed

pins 1 & 2 closed

8 bytes

Closed

pins 2 & 3 closed

16 bytes

Open

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 3

Bank 4

1MB

(4) 256K x 9

NONE

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

3MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

NONE

4MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

NONE

NONE

6MB

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

10MB

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

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

DRAM CONFIGURATION

Size

Bank 0/2

Bank 1/3

4MB

(36) 411000

NONE

8MB

(36) 411000

(36) 411000

DRAM JUMPER CONFIGURATION

Setting

JP1

JP2

JP3

JP4

JP5

Bank 0/1

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Bank 1/3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in closed position.

DRAM JUMPER CONFIGURATION (CON’T)

Setting

JP6

JP7

JP8

JP9

JP10

Bank 0/1

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Bank 1/3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in closed position.