NCL AMERICA

NCL 5355, NCL 5356

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two ESDI RLL drives

Floppy drives supported: NCL 5355:Two 360KB, 720KB, 1.2MB, or 1.44MB

NCL 5356:None

Maximum heads/cyl.: 16 heads and 2048 cylinders

CONNECTIONS

34-pin control cable connector-hard drive

CN1

20-pin data cable connector-drive 0

CN2

20-pin data cable connector-drive 1

CN3

34-pin data cable connector-floppy drive (NCL 5355 only)

CN4

4-pin connector-drive active LED

CN5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Hard drive port address 1F0-1F7h

JP1

pins 1 & 2 closed

 

Hard drive port address 170-177h

JP1

pins 2 & 3 closed

»

System ROM is 128KB

JP2

pins 2 & 3 closed

 

System ROM is 256KB

JP2

pins 1 & 2 closed

»

BIOS ROM is 256KB

JP3

pins 1 & 2 closed

 

BIOS ROM is 128KB

JP3

pins 2 & 3 closed

»

Factory configured - do not alter

JP4

N/A

»

Factory configured - do not alter

JP5

closed

»

Factory configured - do not alter

JP6

open

»

Floppy drive port address is 3F2-3F7h

JP7

closed

 

Floppy drive port address is 372-377h

JP7

open

»

Factory configured - do not alter

JP8

open

»

Factory configured - do not alter

JP9

all

»

Cache enabled

JP10

open

 

Cache disabled

JP10

closed

»

Sector sparing enabled

JP11

closed

 

Sector sparing disabled

JP11

open

»

Factory configured - do not alter

JP12

N/A

»

Buffer size is 64KB

JP13

closed

 

Buffer size is 16KB

JP13

open

»

Buffer size is 32KB

JP14

pins 1 & 2 closed

 

Buffer size is 8KB

JP14

pins 2 & 3 closed

»

Factory configured - do not alter

JP15

closed