Transcend Information TS128GSSD25S-M Features register Value and settable operating mode

Page 30

TS8GSSD25S-S

TS16GSSD25S-S/M

TS32GSSD25S-S/M

TS64GSSD25S-S/M

TS128GSSD25S-M

 

 

2.5” Solid State Disk

TS192GSSD25S-M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit 0

Identifier

0=compare user password

 

 

 

 

 

 

1=compare master password

 

 

 

 

Bits 1-15

Reserved

 

 

 

1-16

 

Password (32 bytes)

 

 

 

17-255

 

Reserved

 

 

 

SEEK (7xh)

This command is effectively a NOP command to the device although it does perform a range check.

SET FEATURES (EFh)

This command set parameter to Features register and set drive’s operation. For transfer mode, parameter is set to Sector Count register. This command is used by the host to establish or select certain features.

Features register Value and settable operating mode

Value

Function

02h

Enable write cache

03h

Set transfer mode based on value in Sector Count register.

55h

Disable read look-ahead feature

82h

Disable write cache

AAh

Enable read look-ahead feature

SET MULTIPLE MODE (C6h)

This command enables the device to perform READ MULTIPLE and WRITE MULTIPLE operations and establishes the block count for these commands.

SLEEP (E6h)

This command causes the device to set BSY, enter the Sleep mode, clear BSY and generate an interrupt.

Transcend Information Inc.

30

V1.08

Image 30
Contents Description Placement FeaturesDimensions V1.08Specifications Model P/N Sequential ReadMax Sequential WriteMaxModel P/N User Max. LBA Cylinder Head Sector Data Reliability Data Retention Operating Non-OperatingCompliance Package Dimensions Pin Assignments Pin LayoutPin No Pin Name Block Diagram ECC algorithm ReliabilityWear-Leveling algorithm Bad-block managementOut of bank signaling Sata InterfaceComreset TS192GSSD25S-M Cominit TS192GSSD25S-M Power on sequence timing diagram Power on sequenceATA command register Command Table Command Name CodeSET Features ATA Command Specifications Identify Device Information Default Value Word Value DescriptionPIO data transfer cycle timing mode Reserved TS192GSSD25S-M Minor version number TS192GSSD25S-M TS192GSSD25S-M Current AAM value 15-8 Vendor’s recommended AAM value 95-99 Initialize Device Parameters 91h Idle E3hIdle Immediate E1h Read Buffer E4hRead Fpdma Queued 60h Log Address Log Name Feature Set AccessRead DMA EXT 25h Read LOG EXT 2FhRead Verify Sectors EXT 42h Security Disable Password F6hRead Verify Sectors 40h/41h Recalibrate 10hSecurity set Password data content Security SET Password F1hSecurity Unlock F2h Features register Value and settable operating mode Code Smart Subcommand Smart Function Set B0hByte 2-361 Individual attribute data Byte DescriptionAttribute ID information is listed in the following table Description Detail Information ByteSmart Read Attribute Threshold Smart Enabl Operations Write Buffer E8h Standby E2hStandby Immediate E0h Write DMA CAhWrite Sectors 30h/31h Write Multiple EXT 39hWrite Multiple FUA EXT CEh Write Sectors EXT 34hOrdering Information Taiwan Germany