5.3 Host Commands

At command issuance (I/O registers setting contents)

1F7H(CM)

1

1

0

0

0

1

1

0

1F6H(DH)

×

×

×

DV

xx

 

 

 

 

 

 

 

 

 

 

 

 

1F5H(CH)

xx

 

 

 

 

 

 

 

1F4H(CL)

xx

 

 

 

 

 

 

 

1F3H(SN)

xx

 

 

 

 

 

 

 

1F2H(SC)

Sector count/block

 

 

 

 

 

1F1H(FR)

xx

 

 

 

 

 

 

 

At command completion (I/O registers contents to be read)

1F7H(ST)

Status information

 

 

1F6H(DH)

×

×

×

DV

xx

 

 

 

 

 

 

1F5H(CH)

xx

 

 

 

 

1F4H(CL)

xx

 

 

 

 

1F3H(SN)

xx

 

 

 

 

1F2H(SC)

Sector count/block

 

 

1F1H(ER)

Error information

 

 

After power-on or after hardware reset, the READ MULTIPLE and WRITE MULTIPLE command operation are disabled as the default mode.

The mode established before software reset is retained if disable default (Features Reg. = 66h setting) has been defined by the SET FEATURES command. If disable default has not been defined after the software is the READ MULTIPLE and WRITE MULTIPLE commands are disabled.

The parameters for the multiple commands which are posted to the host system when the IDENTIFY DEVICE command is issued are listed below. See Subsection 5.3.2 for the IDENTIFY DEVICE command.

C141-E042-01EN

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Fujitsu MHA2021AT, MHA2032AT manual Host Commands