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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
Physical Layer 307
The Link layer shall keep track of a resettable counter that rolls over at every 1024 transmitted
characters (256 dwords). Prior to, or at the pre-roll-over point (all 1's), the Link layer shall trigger the
issuance of dual, consecutive ALIGN primitives, which shall be included in the dword count.
After communications have been established:
The first and second words out of the Link layer shall be the dual-ALIGN primitive sequence,
followed by, at most, 254 non-ALIGN dwords.
The cycle repeats, starting with another dual-consecutive ALIGN primitive sequence.
The Link may issue more than one dual ALIGN primitive sequence ...
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Publisher Resources

ISBN: 9781482243314