Fujitsu MHV2060AS, MHV2080AS, MHV2040AS Command without interrupt supports 2, 4, 8 and 16 sectors

Models: MHV2060AS MHV2080AS MHV2040AS

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5.3 Host Commands

*5 Word 50: Device capability

 

Bit 15:

0

 

 

Bit 14:

1

 

 

Bit 13 to 1 Reserved

 

Bit 0

Standby timer value '1' = Standby timer value of the device is the

 

smallest value.

 

*6 Word 51: PIO data transfer mode

 

Bit 15-8:

PIO data transfer mode

X’02’=PIO mode 2

Bit 7-0:

Undefined

 

*7 Word 53: Enable/disable setting of word 54-58 and 64-70

Bit 15-3:

Reserved

 

Bit 2:

1

= Enable the word 88

 

Bit 1:

1

= Enable the word 64-70

 

Bit 0:

1

= Enable the word 54-58

 

*8 Word 59:

Transfer sector count currently set by READ/WRITE

 

MULTIPLE command

 

Bit 15-9:

Reserved

 

Bit 8:

1

= Enable the multiple sector transfer

Bit 7-0:

Transfer sector count currently set by READ/WRITE MULTIPLE

 

command without interrupt supports 2, 4, 8 and 16 sectors.

*9 Word 63: Multiword DMA transfer mode

 

Bit 15-11: Reserved

 

Bit 10:

'1' = multiword DMA mode 2 is selected.

Bit 9:

'1' = multiword DMA mode 1 is selected.

Bit 8:

'1' = multiword DMA mode 0 is selected.

Bit 7-3:

Reserved

 

Bit 2:

1

= Multiword DMA mode 2, 1, and 0 supported (Bit 1,0 = '1,1')

Bit 1:

1

= Multiword DMA mode 1, and 0 supported (Bit 0 = '1')

Bit 0:

1

= Mode 0

 

C141-E221

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Page 157
Image 157
Fujitsu MHV2060AS, MHV2080AS, MHV2040AS manual Command without interrupt supports 2, 4, 8 and 16 sectors