SILICON VALLEY COMPUTER, INC.

ADP70LB

Data bus:

16-bit, ISA

Size:

Half-length, full-height card

Hard drive supported:

Two IDE (AT) Interface drives

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

40-pin IDE (AT) interface connector

P1

4-pin connector - drive active LED

P2

5-pin connector - DC power

P3

34-pin control cable connector - floppy drive

P4

10-pin serial port 2 (COM2/4) - internal

P5

16-pin game port - internal

P6

10-pin serial port 1 (COM1/3) - external

J4

25-pin parallel port (LPT1/2) - external

J5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Floppy drive enabled

E7

Pins 2 & 3 closed

 

Floppy drive disabled

E7

Pins 1 & 2 closed

»

Hard drive enabled

E8

Pins 2 & 3 closed

 

Hard drive disabled

E8

Pins 1 & 2 closed

»

Factory configured - do not alter

SW1/1

N/A

SERIAL PORT 1 (J4) CONFIGURATION

COM/Address

E1

E2

»

COM1/3E8h

Pins 2 & 3 closed

Pins 2 & 3 closed

 

COM3/3F8h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

N/A

SERIAL PORT 2 (P5) CONFIGURATION

COM/Address

E3

E4

»

COM2/2F8h

Pins 2 & 3 closed

Pins 2 & 3 closed

 

COM4/2E8h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

N/A

PARALLEL PORT (J5) CONFIGURATION

LPT/Address

E5

E6

»

LPT2/378h

Pins 2 & 3 closed

Pins 2 & 3 closed

 

LPT3/278h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

N/A

ONBOARD BIOS

Address

SW1/2

SW1/3

SW1/4

»

Disabled

Off

Off

Off

 

D8000h - D9FFFh

On

On

On

 

D4000h - D5FFFh

On

On

Off

 

D2000h - D3FFFh

On

Off

On

 

D0000h - D1FFFh

On

Off

Off

 

CC000h - CDFFFh

Off

On

On

 

CA000h - CBFFFh

Off

On

Off

 

C8000h - C9FFFh

Off

Off

On

Note: (1) HDD type number must be set to 1 if ADP70LB BIOS is used.

(2) Manufacturer recommends using system BIOS if possible.