Silicon Image SSD-P08G(I)-3521 manual Check Power Mode 98h, E5h, Register

Models: SSD-P08G(I)-3521

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ATA COMMAND BLOCK AND SET DESCRIPTION

SSD-PXXX(I)-3521 DATA SHEET

Check Power Mode — 98h, E5h

The Check Power Mode command verifies the device’s current power mode. When the device is configured for standby mode or is entering or exiting standby, the BSY bit is set, the Sector Count register set to 00h, and the BSY bit is cleared. In idle mode, BSY is set and the Sector Count register is set to FFh. The BSY bit is then cleared and an interrupt is issued.

Table 48: Check Power Mode — 98h, E5h

Register

D7

D6

D5

D4

 

D3

D2

D1

D0

Feature

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

Sector Count

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

Sector Number

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

Cylinder Low

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

Cylinder High

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

Drive Head

X

X

X

Drive

 

 

 

 

 

 

 

 

 

 

 

 

 

Command

 

 

 

98h or E5h

 

 

 

 

 

 

 

 

 

 

 

 

 

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.

3521P-02DSR

PAGE 61

FEBRUARY 2, 2009

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Silicon Image SSD-P08G(I)-3521 manual Check Power Mode 98h, E5h, Register