...because we can't all be on the bleeding edge...





STEP 386 REV. G

EVEREX SYSTEMS, INC.

STEP 386 REV. G

Processor

80386DX

Processor Speed

16/20MHz

Chip Set

C & T

Max. onboard DRAM

8MB

Cache

64/128KB

BIOS

AMI

Dimensions

355mm x 304mm

I/O Options

32-bit external memory card

NPU Options

80387DX

CONNECTIONS

Purpose

Location

32-bit external memory card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Factory configured - do not alter

SW1

Unknown

SYSTEM DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

W1

1MB

(4) 256K x 9

NONE

NONE

NONE

Closed

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

Closed

4MB

(4) 1M x 9

NONE

NONE

NONE

Open

4MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

Closed

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

Open

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

Open

Note:Banks 2 & 3, and W1 are located on the external memory Board.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

Dirty Bit (U38)

64KB

(4) 16K x 4

NONE

(2) 16K x 4

(1) 16K x 4

128KB

(4) 16K x 4

(4) 16K x 4

(2) 16K x 4

(1) 16K x 4

Note:Each Cache bank must be fully populated when its corresponding DRAM bank is populated.

RESISTOR SIP CONFIGURATION

Memory Banks installed

RP28

RP29

RP30

RP31

Bank 0

Installed

Open

Installed

Open

Bank 0 & 1

Open

Installed

Installed

Open

Banks 0, 1, 2, & 3

Open

Installed

Open

Installed

Note:Banks 2 & 3 are on the external memory card

CACHE CONFIGURATION

Size

Cache

Location

64KB

(8) 16K x 4

Bank 2

128KB

(8) 16K x 4

Bank 2 & 3

Note:Each Cache bank must be fully populated when its corresponding DRAM bank is populated.