MACH16
S
LIM
L
ITE
3Gbps
SATA
S
TANDARD
S
OLID
-S
TATE
D
RIVE
P
ART
N
UMBER
:
M16SD2S(3)-
XXX
U(T)(X)-XXX
D
OCUMENT
N
UMBER
:
61000-07132-311
R
EVISION
N
UMBER
:
3.11
R
EVISION
D
ATE
:
01/15/2013
46
ATA
C
OMMANDS
O
VERVIEW
This section summarizes the ATA commands supported by the solid state drive. The commands are
issued to the ATA by loading the required registers in the command block with the supplied parameter
and then writing the command code to the register.
C
OMMAND
C
ODES AND
R
EGISTERS
Table 10 lists each command, command code and registers accessed by the command. Refer to the ATA
specification for the descriptions.
Table 10: Command Codes and Registers
C
OMMAND
C
OMMAND
C
ODE
F
EATURE
R
EGISTER
C
OUNT
R
EGISTER
S
ECTOR
N
UMBER
R
EGISTER
C
YLINDER
H
IGH
/L
OW
R
EGISTER
D
RIVE
/H
EAD
N
UMBER
R
EGISTER
CHECK POWER MODE
E5h
No
Yes
No
No
Yes(a)
DATA SET MANAGEMENT (TRIM)
06h
Yes
Yes
No
No
No
DEVICE CONFIGURATION
B1h, Cxh
Yes
No
No
No
No
DOWNLOAD MICROCODE
92h
Yes
No
No
No
No
EXECUTE DEVICE DIAGNOSTIC
90h
No
No
No
No
Yes(a)
FLUSH CACHE
E7h
No
No
No
No
No
FLUSH CACHE EXT
EAh
No
No
No
No
Yes(b)
IDENTIFY DEVICE
ECh
Yes
No
No
No
Yes(a)
IDLE
E3h
No
Yes
No
No
Yes(a)
IDLE IMMEDIATE
E1h
No
No
No
No
Yes(a)
READ BUFFER
E4h
No
No
No
No
No
READ DMA
C8h
No
Yes
Yes
Yes
Yes(b)
READ DMA EXT
25h
No
Yes
Yes
Yes
Yes(b)
READ FPDMA QUEUED
60h
Yes
Yes
Yes
Yes
Yes(b)
READ LOG EXT
2Fh
Yes
Yes
Yes
Yes
No
READ LONG
22h
No
Yes
Yes
Yes
Yes(a)
READ LONG WITHOUT RETRY
23h
No
Yes
Yes
Yes
Yes(a)
READ MULTIPLE
C4h
No
Yes
Yes
Yes
Yes(b)
READ MULTIPLE EXT
29h
No
Yes
Yes
Yes
Yes(b)
READ NATIVE MAX ADDRESS
F8h
No
No
Yes
Yes
Yes(b)
