ATA Flash Disk Controller
SST55LD019A / SST55LD019B / SST55LD019C
Data Sheet
11.2.1.6.28 Words 82-84: Features/command sets supported
Words 82, 83, and 84 indicate the features and command sets supported.
Word 82
Bit
Function
15
0: Obsolete
14
1: NOP command is supported
13
1: Read Buffer command is supported
12
1: Write Buffer command is supported
11
0: Obsolete
10
0: Host Protected Area feature set is not supported
9
0: Device Reset command is not supported
8
0: Service interrupt is not supported
7
0: Release interrupt is not supported
6
1: Look-ahead is supported
5
1: Write cache is supported
4
0: Packet Command feature set is not supported
3
1: Power Management feature set is supported
2
0: Removable Media feature set is not supported
1
1: Security Mode feature set is supported
0
0: SMART feature set is not supported
Word 83
The values in this word should not be depended on by host implementers.
Bit
Function
15
0: Provides indication that the features/command sets supported words are not valid
14
1: Provides indication that the features/command sets supported words are valid
13-9
0: Reserved
8
1: Set-Max security extension supported
7-5
0: Reserved
4
0: Removable Media Status feature set is not supported
3
1: Advanced Power Management feature set is supported
2
1: CFA feature set is supported
1
0: Read DMA Queued and Write DMA Queued commands are not supported
0
0: Download Microcode command is not supported
Word 84
The values in this word should not be depended on by host implementers.
Bit
Function
15
0: Provides indication that the features/command sets supported words are valid
14
1: Provides indication that the features/command sets supported words are valid
13-0
0: Reserved
©2006 Silicon Storage Technology, Inc.
33
S71241-04-000
12/06