5.3 Host Commands

At command issuance (Shadow Block Registers setting contents)

CM

1

1

0

0

0

1

0

1

 

 

 

 

 

 

 

 

DH

x

L

x

x

 

HD No. / LBA

 

 

 

 

 

 

 

 

 

CH

 

Start cylinder No. [MSB] / LBA

 

 

CL

 

Start cylinder No. [LSB]

/ LBA

 

 

SN

 

Start sector No.

 

/ LBA [LSB]

 

SC

 

 

Transfer sector count

 

 

FR

 

 

 

 

xx

 

 

 

 

 

 

 

 

 

 

 

 

(R: Retry)

At command completion (Shadow Block Registers contents to be read)

ST

 

 

 

Status information

 

 

 

 

 

 

 

 

DH

x

L

x

 

x

 

HD No. / LBA

 

 

 

 

 

 

CH

 

Start cylinder No. [MSB] / LBA

CL

 

Start cylinder No. [LSB]

/ LBA

SN

 

Start sector No.

/ LBA [LSB]

SC

 

 

 

00 (*1)

 

ER

 

 

 

Error information

 

 

 

 

 

 

 

 

*1 If the command was terminated because of an error, the number of sectors for which data has not been written is set in this field.

C141-E269

5-93

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Image 171
Fujitsu MHY2040BS, MHY2160BS, MHY2200BS, MHY2120BS, MHY2080BS, MHY2060BS, MHY2100BS manual Start sector No