Page 1
Build in advance ECC and global wear-leveling provide a durable solution is perfect replacement storage device for Server systems, Storage systems, PCs, Laptops and gaming systems. Placement Transcend Information Inc. 2.5” Solid State Drive Features • Fully SATA II 3.0Gbps compatible •...
Package Dimensions Below figure illustrates the Transcend 2.5” SATA Solid State Drive. All dimensions are in mm. Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Block Diagram Flash Flash Flash Flash Transcend Information Inc. SATA SATA II 3.0Gb/s Controller 16bits 16bits Flash Flash Flash Flash 2.5” Solid State Drive 32bits DRAM 16bits Flash Flash Flash Flash Flash Flash Flash Flash 16bits Preliminary V1.0...
Page 7
When the flash encounters ECC failed, program fail or erase fail, the controller will mark the block as bad block to prevent the used of this block and caused data lost later on. Transcend Information Inc. 2.5” Solid State Drive...
Page 8
Supported ATA Command Lists Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 9
SMART Function Set command. The subcommands are listed below. SMART Read Data (subcommand D0h) This subcommand returns the device's Attribute Values to the host. The Attribute Values consist of 512bytes. Device Attribute Data Structure Individual Attribute Data Structure Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 10
This command returns the specified log sector content to the host. LBA Low and Sector Count registers shall be set to specify the log sector and sector number to be written. SMART Log Directory SMART summary error log sector Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 11
Error log data structure Command data structure Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 12
The self-test log pointer points to the most recent descriptor. When there is no descriptor, the value is 0. When there are descriptor(s), the value is 1 through 21. Transcend Information Inc. 2.5” Solid State Drive...
Page 13
Attribute Data Sectors. If the device is re-enabled, these Attribute Values will be updated, as needed, upon receipt of a SMART Read Attribute Values or a SMART Save Attribute Values command. Transcend Information Inc. 2.5” Solid State Drive...
Page 14
In locked mode, the Flash SSD rejects media access commands until a SECURITY UNLOCK command is successfully completed. Password lost If the user password is lost and High level security is set, the drive does not allow the user to access any data. However, Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 15
7Fh and shall set all other Shadow Command Block Registers to FFh. When the COMINIT is received in response to the COMRESET which is associated with entry into state HP2B:HR_AwaitNoCOMINIT, the Shadow Status register value shall be updated to either FFh or 80h to reflect that a device is attached. Transcend Information Inc. 2.5” Solid State Drive Preliminary V1.0...
Page 16
0078h 0078h 0078h 69 - 74 001Fh 0706h 0000h 004Ch 0048h Transcend Information Inc. General information Number of logical cylinders Specific configuration Number of logical heads Retired Number of logical sectors per logical track Reserved Retired Serial number(20 ASCII characters)
Page 17
112 - 116 117 - 118 119 - 126 0000h XXXXh 129 - 159 160-254 XXXXh Transcend Information Inc. Major Version Number Minor Version Number Command sets supported Command sets supported Command set/feature supported extension Command set/feature enabled Command set/feature enabled...
TAIWAN No.70, XingZhong Rd., NeiHu Dist., Taipei, Taiwan, R.O.C TEL +886-2-2792-8000 Fax +886-2-2793-2222 E-mail: sales@transcend.com.tw www.transcend.com.tw Transcend Information Inc. 2.5” Solid State Drive Form Factor 25 D = 2.5 " SATA w/ DRAM Solid State Drive Los Angeles: E-mail: sales@transcendusa.com Maryland: E-mail: sales_md@transcendusa.com...
Need help?
Do you have a question about the TS120GSSD25D-M and is the answer not in the manual?
Questions and answers