Intel® Solid-State Drive 520 Series
Intel® Solid-State Drive 520 Series
Product Specification February 2012
20 Order Number: 325968-001US
Intel® Solid-State Drive 520 Series
5.6 SMART Command Transport (SCT)
With SMART Command Transport (SCT), a host can send commands and data to an
SSD and receive status and data from an SSD using standard write/read commands to
manipulate two SMART Logs:
• Log Address E0h ("SCT Command/Status") — used to send commands and retrieve
status
• Log Address E1h ("SCT Data Transfer") — used to transport data
5.7 Data Set Management Command Set
The Intel SSD 520 Series supports the Data Set Management command set Trim
attribute, which consists of:
• DATA SET MANAGEMENT
5.8 Host Protected Area Command Set
The Intel SSD 520 Series supports the Host Protected Area command set, which
consists of:
• READ NATIVE MAX ADDRESS
•SET MAX ADDRESS
• READ NATIVE MAX ADDRESS EXT
• SET MAX ADDRESS EXT
5.9 48-Bit Address Command Set
The Intel SSD 520 Series supports the 48-bit Address command set, which consists of:
• FLUSH CACHE EXT
•READ DMA EXT
• READ NATIVE MAX ADDRESS
• READ NATIVE MAX ADDRESS EXT
• READ SECTOR(S) EXT
• READ VERIFY SECTOR(S) EXT
• SET MAX ADDRESS EXT
•WRITE DMA EXT
•WRITE MULTIPLE EXT
• WRITE SECTOR(S) EXT
0x07 - Solid State Device Statistics 0x08 Percentage Used Endurance Indicator
E9h
This statistic counts up from 0
rather than down from 100, and
may go beyond 100 for drives that
exceed their expected lifetime.
Table 13. Device Statistics Log (Continued)
Page Offset Description Equivalent SMART attribute if
applicable