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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
116 The Essential Guide to Serial ATA and SATA Express
Register 76543210
Features Subcommand code
Sector Count Sector count (low order)
LBA Low Sector count (high order)
LBA Mid 00h
LBA High 00h
Device obs na obs DEV 0000
Command 92h
Device register –
DEV will specify the selected device.
Normal outputs
Register 76543210
Error na
Sector Count na
LBA Low na
LBA Mid na
LBA High na
Device obs na obs DEV na na na na
Status BSY DRDY DF na DRQ na na ERR
Device register –
DEV will indicate the selected device.
Status register –
BSY will be cleared to zero, indicating command completion.
DRDY will be set to one.
DF (Device Fault) will be cleared to zero.
DRQ will be cleared ...
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Publisher Resources

ISBN: 9781482243314