AUVA COMPUTER, INC.

CAM 33-U0/CAM 50-U0

Processor

80486SX/80487SX/80486DX

Processor Speed

33/50MHz

Chip Set

Unidentified

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

JP1

Turbo switch

JP4

Speaker

JP2

Turbo LED

JP5

Power LED & keylock

JP3

External battery

JP25

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CPU speed select 33MHz

JP19

pins 2 & 3 closed

 

CPU speed select 50MHz

JP19

pins 1 & 2 closed

»

Factory configured - do not alter

JP20

Closed

»

Monitor type select color

JP26

Closed

 

Monitor type select monochrome

JP26

Open

»

CMOS memory normal operation

JP27

pins 1 & 2 closed

 

CMOS memory clear

JP27

pins 2 & 3 closed

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Cache

Location

TAG SRAM

Location

32KB

(4) 8K x 8

U2,U4,U8 & U10

(4) 16K x 4

U6,U12,U13 & U17

64KB

(8) 8K x 8

ALL

(3) 16K x 4

U6,U13 & U17

128KB

(4) 32K x 8

U2,U4,U8 & U10

(3) 16K x 4

U6,U13 & U17

256KB

(8) 32K x 8

ALL

(3) 16K x 4

U6,U13 & U17

CACHE JUMPER CONFIGURATION

Size

JP6

JP7

JP10

JP11

JP12

32KB

2 & 3

Open

1 & 2

1 & 2

1 & 2

64KB

1 & 2

Open

1 & 2

1 & 2

2 & 3

128KB

2 & 3

1 & 2

2 & 3

1 & 2

2 & 3

256KB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP14

JP17

JP18

JP21

80486SX

pins 2 & 3 closed

Open

Open

Closed

80487SX

pins 1 & 2 closed

pins 2 & 3 closed

Closed

Open

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Open