ATA COMMAND BLOCK AND SET DESCRIPTION

SSD-HXXX(I)-3650 DATA SHEET

Read Multiple — C4h

The Read Multiple command executes similarly to the Read Sector command, with the exception that interrupts are issued only when a block containing the counts of sectors defined by the Set Multiple command is transferred.

Table 42: Read Multiple — C4h

Register

D7

D6

D5

D4

 

D3

D2

D1

D0

Feature

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

Sector Count

 

 

 

Sector Count

 

 

 

 

 

 

 

 

 

Sector Number

 

 

Sector Number (LBA7-0)

 

 

 

 

 

 

 

 

Cylinder Low

 

 

Cylinder Low (LBA15-8)

 

 

 

 

 

 

 

 

Cylinder High

 

 

Cylinder High (LBA23-16)

 

 

 

 

 

 

 

 

 

Drive Head

1

LBA

1

Drive

 

Head Number (LBA27-24)

 

 

 

 

 

 

 

 

 

Command

 

 

 

C4h

 

 

 

 

 

 

 

 

 

 

 

 

 

SILICONSYSTEMS PROPRIETARY

This document and the information contained within it is confidential and proprietary to SiliconSystems, Inc.

All unauthorized use and/or reproduction is prohibited.

DOCUMENT: 3650H-02DSR

JUNE 17, 2008

PAGE 41

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Silicon Image SSDS00-3650H-R manual Read Multiple C4h, Drive Head Number LBA27-24 Command C4h