Fujitsu MHV2040AS, MHV2080AS, MHV2060AS manual Read Native MAX Address X’F8’

Models: MHV2060AS MHV2080AS MHV2040AS

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5.3 Host Commands

(35) READ NATIVE MAX ADDRESS (X’F8’)

This command posts the maximum address intrinsic to the device, which can be set by the SET MAX ADDRESS command. Upon receipt of this command, the device sets the BSY bit and indicates the maximum address in the DH, CH, CL and SN registers. Then, it clears BSY and generates an interrupt.

At command issuance (I/O registers setting contents)

1F7H(CM)

1

1

1

1

1

0

0

0

 

 

 

 

 

 

 

 

 

1F6H(DH)

x

L

x

DV

xx

 

 

 

 

 

 

 

 

 

 

 

 

1F5H(CH)

xx

 

 

 

 

 

 

 

1F4H(CL)

xx

 

 

 

 

 

 

 

1F3H(SN)

xx

 

 

 

 

 

 

 

1F2H(SC)

xx

 

 

 

 

 

 

 

1F1H(FR)

xx

 

 

 

 

 

 

 

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

1F7H(ST)

Status information

 

 

 

 

 

 

 

 

1F6H(DH)

x

x

x

DV

Max head/LBA [MSB]

1F5H(CH)

Max. cylinder [MSB]/Max. LBA

1F4H(CL)

Max. cylinder [LSB]/Max. LBA

1F3H(SN)

Max. sector/Max. LBA [LSB]

1F2H(SC)

xx

 

 

 

 

1F1H(ER)

Error information

 

 

C141-E221

5-103

Page 179
Image 179
Fujitsu MHV2040AS, MHV2080AS, MHV2060AS manual Read Native MAX Address X’F8’