ATA COMMAND BLOCK AND SET DESCRIPTION

SSD-CXXX(I)-3150 DATA SHEET

Write Sector(s) — 30h, 31h

The Write Sector(s) command writes from 1 to 256 sectors as specified in the Sector Count register. A sector count of 0 requests 256 sectors. When issued, the device sets the BSY bit within 400ns and generates an interrupt at the completion of a transferred block of sectors. The DRQ bit is set at the beginning of a block transfer.

Table 73: Write Sector(s) — 30h, 31h

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

X

LBA

X

Drive

 

Head Number (LBA27-24)

 

 

 

 

 

 

 

 

 

Command

 

 

 

30h or 31h

 

 

 

 

 

 

 

 

 

 

 

 

 

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All unauthorized use and/or reproduction is prohibited.

3150C-10DSR

PAGE 86

FEBRUARY 2, 2009

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Silicon Image SSD-C08G(I)-3150 manual Write Sectors 30h, 31h, Drive Head Number LBA27-24 Command 30h or 31h