VT82C596 datasheet(16/96 Pages) ETC

16 / 96 page

VT82C596B

Revision 0.3 June 17, 1999

-10-

Pinouts

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UltraDMA-33 / 66 Enhanced IDE Interface (continued)

Signal Name

Pin #

I/O

Signal Description

PDCS1#

H17

Primary Master Chip Select. This signal corresponds to CS1FX# on the primary

IDE connector.

PDCS3#

H16

Primary Slave Chip Select. This signal corresponds to CS3FX# on the primary

IDE connector.

SDCS1#

B18

Secondary Master Chip Select. This signal corresponds to CS17X# on the

secondary IDE connector.

SDCS3#

C18

Secondary Slave Chip Select. This signal corresponds to CS37X# on the secondary

IDE connector.

PDA[2-0]

G17, G18,

G16

Primary Disk Address. PDA[2:0] are used to indicate which byte in either the ATA

command block or control block is being accessed.

SDA[2-0]

A18, B17,

C17

Secondary Disk Address. SDA[2:0] are used to indicate which byte in either the

ATA command block or control block is being accessed.

PDD[15-0]

F19, E17,

E19, D17,

D19, C19,

B19, A19,

A20, B20,

C20, D20,

D18, E20,

E18, F20

Primary Disk Data

SDD[15-0]

D15, C15,

A15, E14,

B14, D13,

B13, D12,

C12, A13,

C13, A14,

C14, D14,

B15, E15

Secondary Disk Data

VT82C596 Datasheet(PDF) 16 Page - List of Unclassifed Manufacturers

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