Specifications
T
T
T
S
S
S
3
3
3
2
2
2
G
G
G
S
S
S
S
S
S
D
D
D
2
2
2
5
5
5
-
-
-
M
M
M
T
T
T
S
S
S
6
6
6
4
4
4
G
G
G
S
S
S
S
S
S
D
D
D
2
2
2
5
5
5
-
-
-
M
M
M
T
T
T
S
S
S
1
1
1
2
2
2
8
8
8
G
G
G
S
S
S
S
S
S
D
D
D
2
2
2
5
5
5
-
-
-
M
M
M
2.5” Solid State Disk
Transcend Information Inc.
V1.00
9
General Feature Set
FLUSH CACHE (E7h)
This command is used by the host to request the device to flush the write cache. If there is data in the write cache, that
data shall be written to the media. The BSY bit shall remain set to one until all data has been successfully written or an
error occurs.
IDENTIFY DEVICE (ECh)
This commands read out 512Bytes of drive parameter information. Parameter Information consists of the
arrangement and value as shown in the following table. This command enables the host to receive the Identify Drive
Information from the device.
Identify Device Information Default Value
Word Address Default value Total Bytes Data Field Type Information
0
0x044Ah
2
General
configuration
1
0x3FFF
2
Default
number
of
cylinders
2
0x0000
2
Reserved
3
0x000F
2
Default
number
of
heads
4-5
0x02400000
4
Obsolete
6
0x003F
2
Default
number
of
sectors
per
track
7
-
8
0x0F0FF7BF
4
Number
of
sectors
per
card
(Word
7
=
MSW,
Word
8
=
LSW)
9
0x0000
2
Obsolete
10
-
19
0xXXXXh
20
Serial
number
in
ASCII
(Right
justified)
20-21
0x00020002
4
Obsolete
22
0x0000
2
Obsolete
23
-
26
0xXXXXh
8
Firmware
revision
in
ASCII.
Big
Endian
Byte
Order
in
Word
27
-
46
0xXXXXh
40
Model
number
in
ASCII
(Left
justified).
Big
Endian
Byte
Order
in
Word.
47
0x8001
2
Maximum
number
of
sectors
on
Read/Write
Multip
l
command
48
0x0000
2
Reserved
49-50
0xXXXXh
4
Capabilities
51-52
0x00000200
4
PIO
data
transfer
cycle
timing
mode
53
0x0007
2
Field
validity
54
0xXXXXh
2
Current
numbers
of
cylinders
55
0xXXXXh
2
Current
numbers
of
heads
56
0xXXXXh
2
Current
sectors
per
track
57
-
58
0xXXXXh
4
Current
capacity
in
sectors
(LBAs)
(Word57
=
LSW
,
Word58
=
MSW)
59
0x0100
2
Multiple
sector
setting
60
-
61
0xXXXXh
4
Total
number
of
sectors
addressable
in
LBA
Mode