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Fujitsu MHV2060AH, MHV2100AH, MHV2080AH Command without interrupt supports 2, 4, 8 and 16 sectors

Models: MHV2040AH MHV2080AH MHV2060AH MHV2100AH

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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-E217

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Page 157
Image 157
Fujitsu MHV2060AH, MHV2100AH, MHV2080AH, MHV2040AH manual Command without interrupt supports 2, 4, 8 and 16 sectors
Page 156 Page 158

MHV2040AH, MHV2080AH, MHV2060AH, MHV2100AH specifications

The Fujitsu MHV series of hard disk drives, specifically the MHV2060AH, MHV2080AH, MHV2100AH, and MHV2040AH, are renowned for their reliability and performance in the mobile HDD segment. Designed primarily for use in laptops and other portable devices, these drives integrate cutting-edge technologies to meet the demands of today's data-intensive applications.

One of the hallmark features of the MHV series is its high data density, allowing for substantial storage capabilities in compact sizes. The MHV2060AH offers a storage capacity of 60 GB, while the MHV2080AH and MHV2100AH offer 80 GB and 100 GB respectively. The MHV2040AH provides a slightly more modest but still robust 40 GB of storage. This range of capacities ensures that users can select the model that best fits their storage needs.

The drives utilize the latest perpendicular magnetic recording (PMR) technology, which enhances recording efficiency and increases data storage densities. This technology significantly optimizes the use of disk surface area, providing better performance and more reliable data access. Additionally, the MHV series incorporates an advanced actuator system that ensures precision head positioning, enhancing data integrity and reducing error rates during read and write operations.

In terms of performance, the MHV series maintains a revolutions per minute (RPM) rating of 5400, which strikes a balance between speed and energy efficiency, making these drives suitable for low-power applications. The drives are also designed with a low acoustic level, generating minimal noise during operation—a crucial factor for mobile users who prefer quieter devices.

Furthermore, the Fujitsu MHV series features a robust shock resistance design, allowing them to withstand the rigors of mobile computing. This makes them suitable for use in portable environments subject to vibration and physical movement, thus ensuring data security and drive longevity.

Overall, the Fujitsu MHV2060AH, MHV2080AH, MHV2100AH, and MHV2040AH represent a formidable selection of mobile hard disk drives filled with advanced technologies and features, making them well-suited for a wide range of applications in today's fast-paced digital world. With their combination of storage capacity, performance, and durability, these drives continue to serve as reliable solutions for users seeking efficient data storage in portable formats.