Command Register | Silicon Image SSD-C08G(I)-3150 guide

ATA REGISTERS

SSD-CXXX(I)-3150 DATA SHEET

COMMAND REGISTER

The Command register specifies the ATA command code being issued to the drive by the host. Execution of the command begins immediately following the issuance of the command register code by the host.

Table 42: Command Register

Operation	D7	D6	D5	D4	D3	D2	D1	D0
Read/Write				ATA Command Code

See "ATA Command Block and Set Description" on page 58 for a listing of the supported ATA commands.

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3150C-10DSR

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FEBRUARY 2, 2009

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Silicon Image SSD-C08G(I)-3150 manual Command Register, Operation Read/Write ATA Command Code

Contents

Overview FeaturesSisecure SSD-CXXXI-3150 Data Sheet Revision History Table of Contents Attribute Memory Description and Operation Common Memory Description and OperationSpace Description and Operation ATA and True IDE Register Decoding ATA Command Set Nomenclature Part Numbers Sample Label List of Figures List of Tables SSD-CXXXI-3150 Data Sheet Part Numbering Nomenclature Physical Specifications Physical Dimensions System Power Requirements Product SpecificationsSystem Performance Reliability SiliconDrive Part# Capacity Service Life GB Written per DayOperational Life Span Environmental Specifications Product Capacity SpecificationsProduct Capacity Number Bytes Sectors Cylinders Heads Track Electrical Specification Pin Assignments Signal Descriptions Signal Name Pin Type Description Spkr Dasp Csel Inpack True IDE mode DmarqGND Ground This signal is not used in this mode PC Card memory Mode IordIord Iowr RDY/-BSY ATA SELIreq Reset +5V, +3.3V power PC Card memory ModeREG Dmack This signal is the same for all modes PC Card I/O Mode Voltage Sense SignalsWait Iordy IOIS16 Symbol Parameter Minimum Maximum UnitsAbsolute Maximum Ratings Symbol Parameter Maximum Units DC CharacteristicsSymbol Parameter V ±10% 5V ±10% Units Minimum Maximum Capacitance Attribute and Common Memory Read Timing Attribute and Common Memory Read Timing Attribute and Common Memory Write Timing Attribute and Common Memory Write Timing Access Read Timing O Access Read Timing Access Write Timing O Access Write Timing True IDE Read/Write Access Timing True IDE Read/Write Access Timing True IDE Multiword DMA Read/Write Access Timing True IDE Multiword DMA Read/Write Access Timing D158 D70 Mode Attribute Memory Description and OperationAttribute Memory Read Operations Function REG# CE1# CE2# Attribute Memory Write Operations Register Operation Addr CE1# Attribute Memory MapREG# WE# OE# Attribute Data Description of Contents CIS Function Offset Card Information Structure Cistplfunce Tpcemi Tpcefs Tpceio Exponent Nominal voltage = VCC nominal value A6h 1Eh IRQ Configuration table entry tuple Tuple code E4h 12h Exponent Nominal voltage = VCC nominal value F0h 4Dh Siliconsystems Proprietary Card Information Structure Sreset Configuration Option Register 200hBits Description Configuration and Status Register 202h Read Changed SigChg IOis8 PwrDn Int Write Default Value Crdy Pin Placement Register 204hRrdy Copy Number Socket Number Default Value Socket and Copy Register 206hRead/Write RFU Common Memory Description and Operation Common Memory Read OperationsREG# Common Memory Write Operations Function Mode REG# CE1# CE2# A0 IORD# IOWR# D158 D70 Space Description and OperationO Space Read Operations O Space Write Operations Memory-Mapped Register Decoding ATA and True IDE Register DecodingReg# Offset A10 A9A4 OE# = L WE# = L Independent I/O Mode Register Decoding Primary and Secondary I/O Mapped Register Decoding Reg# A10 A9A4IORD# = L IOWR# = L Primary Secondary CS0# CS1# DA02 DA01 DA00 Task File Register SpecificationDIOR# = L DIOW# = L Error Register Track 0 Not Found TKONF. Set when the execute driveATA Registers Media Changed MC. Set to Feature Register OperationRead/Write Byte Read/Write Sector Count Default Value Sector Count Register Sector Number Register Logical Block Number bits A07-A00 LBA Addressing Cylinder Low Register Logical Block Number bits A15-A08 LBA Addressing Cylinder High Register Logical Block Number bits A23-A16 LBA Addressing HS3 HS2 HS1 HS0 Drive/Head RegisterLBA27 LBA26 LBA25 LBA24 Drive Write Fault DWF. Always set to Status RegisterBSY Drdy DRQ Corr IDX ERR Command Register Operation Read/Write ATA Command Code Alternate Status Register Device Control Register Operation WriteSrst NIEN Bits Description Read/Write NWTG NHS3 NHS2 NHS1 NHS0 NDS1 NDS0 Default Value Device Address Register ATA Command Block and SET Description ATA Command Block and Set DescriptionATA Command Set Class Command Name Registers Used Code ATA Command Set Check Power Mode 98h, E5h Check Power Mode 98h, E5hRegister Executive Drive Diagnostic 90h Executive Drive Diagnostic 90h Format Track 50h Drive Head Number LBA27-24 Command 50hFormat Track 50h Identify Drive ECh Identify Drive ECh Word Data Default Bytes Data Description Address Identify Drive Drive Attribute Data044Ah fixed ID bit in IDE Word Data Default Bytes Data Description Address Identify Drive Drive Attribute Data Idle 97h, E3h Idle 97h, E3h Idle Immediate 95h, E1h Idle Immediate 95h, E1h Initialize Drive Parameters 91h Initialize Drive Parameters 91h Recalibrate 1Xh Drive Command 1XhRecalibrate 1Xh Read Buffer E4h Read Buffer E4h Drive Head Number LBA27-24 Command C8h Read DMA C8hRead DMA C8h LBA Read Multiple C4h Drive Head Number LBA27-24 Command C4hRead Multiple C4h Read Sector 20h, 21h Drive Head Number LBA27-24 Command 20h or 21hRead Sector 20h, 21h Read Long Sectors 22h, 23h Drive Head Number LBA27-24 Command 22h or 23hRead Long Sectors 22h, 23h Read Verify Sectors 40h, 41h Drive Head Number LBA27-24 Command 40h or 41hRead Verify Sectors 40h, 41h Seek 7Xh Drive Head Number LBA27-24 Command 7XhSeek 7Xh Set Features EFh Set Features EFhSet Features’ Attributes Feature Operation Set Multiple Mode C6h Set Multiple Mode C6h Set Sleep Mode 99h, E6h Set Sleep Mode 99h, E6h Standby 96h, E2h Standby 96h, E2h Standby Immediate 94h, E0h Standby Immediate 94h, E0h Write Buffer E8h Write Buffer E8h Write DMA CAh Drive Head NumberLBA27-24 Command CAhWrite DMA CAh Write Multiple C5h Drive Head NumberLBA27-24 Command C5hWrite Multiple C5h Write Sectors 30h, 31h Drive Head Number LBA27-24 Command 30h or 31hWrite Sectors 30h, 31h Write Long Sectors 32h, 33h Drive Head Number LBA27-24 Command 32h or 33hWrite Long Sectors 32h, 33h Erase Sectors C0h Drive Head Number LBA27-24 Command C0hErase Sectors C0h Extended Error Codes Extended Error Codes DescriptionRequest Sense 03h Request Sense 03h Translate Sector 87h Drive Head Number LBA27-24 Command 87hTranslate Sector 87h Wear-Level F5h Wear-Level F5h Write Multiple w/o Erase CDh Drive Head Number LBA27-24 Command CDhWrite Multiple w/o Erase CDh Write Sectors w/o Erase 38h Drive Head Number LBA27-24 Command 38hWrite Sectors w/o Erase 38h Write Verify 3Ch Drive Head Number LBA27-24 Command 3ChWrite Verify 3Ch Sales and Support Part NumberingPart Numbering Nomenclature SSD YYY Part Numbers Part Number Capacity Related Documentation Related Documentation