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The Essential Guide to Serial ATA and SATA Express
book

The Essential Guide to Serial ATA and SATA Express

by David A. Deming
October 2014
Intermediate to advanced content levelIntermediate to advanced
496 pages
15h 38m
English
Auerbach Publications
Content preview from The Essential Guide to Serial ATA and SATA Express
208 The Essential Guide to Serial ATA and SATA Express
Status Field
Bit Description
7 Device Busy (BSY)
The Busy bit is transport dependent. In legacy devices, this bit informed the host that it was busy.
6 Device Ready (DRDY)
The Data Ready bit is transport dependent.
(a) Refer to the appropriate transport standard for the usage of the Data Ready bit.
(b) In ATA/ATAPI-7, this bit was documented as the DRDY bit.
(c) It was used by a device when it was ready to send read data.
5 Device Fault/Stream Error (SE or DF)
The Stream Error bit shall be set to one if an error occurred during the processing of a command in the
Streaming feature set, ...
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Publisher Resources

ISBN: 9781482243314