LAVA COMPUTER MFG., INC.

LAVA INTELLIGENCE-AT

Card Type

Memory card

Chipset/Controller

N/A

I/O Options

N/A

Maximum DRAM

2MB

AT BOARD SELECTION

Starting Address

System allocated RAM

SW1/1

640KB

0KB

On

512KB

128KB

Off

Note:This board allows for a section of the RAM to be considered existing system memory to compensate for having a machine with less than 640KB.

DRAM ADDRESS SELECTION

Starting Address

SW1/2

SW1/3

SW1/4

0208h

Off

Off

Off

0218h

On

Off

Off

0258h

On

On

Off

0268h

Off

On

Off

0298h

Off

Off

On

02A8h

Off

On

On

02B8h

On

Off

On

02E8h

On

On

On

DRAM ADDRESS SELECTION

Base Address

SW1/5

E000h

On

D000h

Off

WAIT STATE SELECT

Number

JP1

JP2

JP3

JP4

JP5

0

Open

Open

Open

Open

Closed

1

Open

Open

Open

Closed

Open

2

Open

Open

Closed

Open

Open

3

Open

Closed

Open

Open

Open

4

Closed

Open

Open

Open

Open

DRAM SPEED SELECT

Speed

JP6

JP7

JP8

JP9

100 nsec

Open

Open

Open

Closed

120 nsec

Open

Open

Closed

Open

150 nsec

Open

Closed

Open

Open

200 nsec

Closed

Open

Open

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

256KB

(9) 64K x 4

NONE

NONE

NONE

512KB

(9) 64K x 4

(9) 64K x 4

NONE

NONE

768KB

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4

NONE

1024KB

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4

DRAM CONFIGURATION (CONTINUED)

Size

Bank 4

Bank 5

Bank 6

Bank 7

1280KB

(9) 64K x 4

NONE

NONE

NONE

1536KB

(9) 64K x 4

(9) 64K x 4

NONE

NONE

1792KB

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4

NONE

2048KB

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4

(9) 64K x 4