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SPI300

SUMO SYSTEMS / STORAGE PLUS, INC.

SPI300

Data bus:

16-bit ISA

Size:

Half-length, full-height card

Hard drive supported:

Unidentified

Floppy drives supported:

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

CONNECTIONS

Function

Location

50-pin SCSI connector - external

J1

50-pin SCSI connector - internal

J2

26-pin SCSI connector - internal

J3

34-pin control cable connector - floppy drive

J4

4-pin connector - drive active LED

J6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy controller enabled

JP1

open

 

Floppy controller disabled

JP1

closed

I/O base address is 330h - 33Fh

JP2

open

 

I/O base address is 230h - 23Fh

JP2

closed

FDISK enabled for drive 2

SW0

open

 

Use ZDRV.SYS device driver for drive 2

SW0

closed

DMA channel 7 select

SW1

open

 

DMA channel 6 select

SW1

closed

Factory configured - do not alter

SW2

N/A

IRQ15 select

SW3

open

 

IRQ14 select

SW3

closed

17 sectors/track select

SW4

open

 

32 sectors/track & 64 heads /cylinder select

SW4

closed

ISA compatible timing selected

SW5

open

 

EISA compatible timing selected

SW5

closed

Factory configured - do not alter

SW6

N/A

MEMORY BASE ADDRESS SELECTION

Address

JP3

JP4

DC000h

closed

closed

 

C8000h

open

open

 

CC000h

closed

open

 

D8000h

open

closed