Silicon Image SSD-P16G(I)-3100 manual Alternate Status Register

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ATA REGISTERS

SSD-PXXX(I)-3100 DATA SHEET

ALTERNATE STATUS REGISTER

The Alternate Status register is a read-only register indicating the status of the device, following the previous ATA command. See "Status Register" on page 54 for specific details.

Table 43: Alternate Status Register

Operation	D7	D6	D5	D4	D3	D2	D1	D0
Read/Write	BSY	DRDY	DWF	DSC	DRQ	CORR	IDX	ERR

Default Value	0	0	0	0	0	0	0	0

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3100P-06DSR

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FEBRUARY 2, 2009

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Contents Features OverviewDocument No Release Date Changes UpdatedRevision History AddedTable of Contents Space Description and Operation Attribute Memory Description and OperationCommon Memory Description and Operation ATA and True IDE Register DecodingATA Command Set Nomenclature Part Numbers Sample Label List of Figures List of Tables SSD-PXXXI-3100 Data Sheet Set Multiple Mode C6h Set Sleep Mode 99h, E6h Physical Specifications Physical DimensionsProduct Specifications System Power RequirementsSystem Performance SiliconDrive Part# Capacity Service Life GB Written per Day ReliabilityOperational Life Span Product Capacity Specifications Environmental SpecificationsProduct Capacity Number Bytes Sectors Cylinders Heads Track Electrical Specification Pin AssignmentsIOIS16# IOCS16# GND Signal Descriptions Signal Name Pin Type DescriptionSpkr DaspCsel InpackGND True IDE modeDmarq GroundThis signal is not used in this mode PC Card memory Mode IordIowr ATA SEL RDY/-BSYIreq REG Reset+5V, +3.3V power PC Card memory Mode DmackWait This signal is the same for all modes PC Card I/O ModeVoltage Sense Signals IordySymbol Parameter Minimum Maximum Units IOIS16Absolute Maximum Ratings Symbol Parameter V ±10% 5V ±10% Units Minimum Maximum Symbol Parameter Maximum UnitsDC Characteristics CapacitanceAttribute and Common Memory Read Timing Attribute and Common Memory Read TimingAttribute and Common Memory Write Timing Attribute and Common Memory Write TimingAccess Read Timing O Access Read TimingAccess Write Timing O Access Write TimingTrue IDE Read/Write Access Timing True IDE Read/Write Access TimingTrue IDE Multiword DMA Read/Write Access Timing True IDE Multiword DMA Read/Write Access TimingAttribute Memory Read Operations D158 D70 ModeAttribute Memory Description and Operation Function REG# CE1# CE2#Attribute Memory Write Operations Attribute Memory Map Register Operation Addr CE1#Attribute Data Description of Contents CIS Function Offset Card Information StructureCistplfunce 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 SSD-PXXXI-3100 Data Sheet Card Information Structure Configuration Option Register 200h SresetBits Description Configuration and Status Register 202h Read Changed SigChg IOis8 PwrDn Int Write Default ValuePin Placement Register 204h CrdyRrdy Read/Write Copy Number Socket Number Default ValueSocket and Copy Register 206h RFUCommon Memory Description and Operation Common Memory Read OperationsCommon Memory Write Operations O Space Read Operations Function Mode REG# CE1# CE2# A0 IORD# IOWR# D158 D70Space Description and Operation O Space Write OperationsATA and True IDE Register Decoding Memory-Mapped 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 A9A4Primary Secondary Task File Register Specification CS0# CS1# DA02 DA01 DA00ATA Registers Error RegisterTrack 0 Not Found TKONF. Set when the execute drive Media Changed MC. Set toRead/Write Feature RegisterOperation ByteRead/Write Sector Count Default Value Sector Count RegisterSector Number Register Logical Block Number bits A07-A00 LBA AddressingCylinder Low Register Logical Block Number bits A15-A08 LBA AddressingCylinder High Register Logical Block Number bits A23-A16 LBA AddressingDrive/Head Register HS3 HS2 HS1 HS0LBA27 LBA26 LBA25 LBA24 BSY Drdy Drive Write Fault DWF. Always set toStatus Register DRQ Corr IDX ERRCommand Register Operation Read/Write ATA Command CodeAlternate Status Register Device Control Register SrstNIEN Read/Write NWTG NHS3 NHS2 NHS1 NHS0 NDS1 NDS0 Default Value Device Address RegisterATA Command Set ATA Command Block and SET DescriptionATA Command Block and Set Description Class Command Name Registers Used CodeATA Command Set Check Power Mode 98h, E5h Check Power Mode 98h, E5hRegister Executive Drive Diagnostic 90h Executive Drive Diagnostic 90hDrive Head Number LBA27-24 Command 50h Format Track 50hFormat Track 50h Identify Drive ECh Identify Drive ECh044Ah fixed Word Data Default Bytes Data Description AddressIdentify Drive Drive Attribute Data ID bit in IDEWord Data Default Bytes Data Description Address Identify Drive Drive Attribute Data Idle 97h, E3h Idle 97h, E3hIdle Immediate 95h, E1h Idle Immediate 95h, E1hInitialize Drive Parameters 91h Initialize Drive Parameters 91hDrive Command 1Xh Recalibrate 1XhRecalibrate 1Xh Read Buffer E4h Read Buffer E4hRead DMA C8h Drive Head Number LBA27-24 Command C8hRead DMA C8h LBADrive Head Number LBA27-24 Command C4h Read Multiple C4hRead Multiple C4h Drive Head Number LBA27-24 Command 20h or 21h Read Sector 20h, 21hRead Sector 20h, 21h Drive Head Number LBA27-24 Command 22h or 23h Read Long Sectors 22h, 23hRead Long Sectors 22h, 23h Drive Head Number LBA27-24 Command 40h or 41h Read Verify Sectors 40h, 41hRead Verify Sectors 40h, 41h Drive Head Number LBA27-24 Command 7Xh Seek 7XhSeek 7Xh Set Features’ Attributes Set Features EFhSet Features EFh Feature OperationSet Multiple Mode C6h Set Multiple Mode C6hSet Sleep Mode 99h, E6h Set Sleep Mode 99h, E6hStandby 96h, E2h Standby 96h, E2hStandby Immediate 94h, E0h Standby Immediate 94h, E0hWrite Buffer E8h Write Buffer E8hDrive Head NumberLBA27-24 Command CAh Write DMA CAhWrite DMA CAh Drive Head NumberLBA27-24 Command C5h Write Multiple C5hWrite Multiple C5h Drive Head Number LBA27-24 Command 30h or 31h Write Sectors 30h, 31hWrite Sectors 30h, 31h Drive Head Number LBA27-24 Command 32h or 33h Write Long Sectors 32h, 33hWrite Long Sectors 32h, 33h Drive Head Number LBA27-24 Command C0h Erase Sectors C0hErase Sectors C0h Request Sense 03h Extended Error CodesExtended Error Codes Description Request Sense 03hDrive Head Number LBA27-24 Command 87h Translate Sector 87hTranslate Sector 87h Wear-Level F5h Wear-Level F5hDrive Head Number LBA27-24 Command CDh Write Multiple w/o Erase CDhWrite Multiple w/o Erase CDh Drive Head Number LBA27-24 Command 38h Write Sectors w/o Erase 38hWrite Sectors w/o Erase 38h Drive Head Number LBA27-24 Command 3Ch Write Verify 3ChWrite Verify 3Ch Part Numbering Nomenclature Sales and SupportPart Numbering 3100Part Numbers Part Number CapacityRelated Documentation Related Documentation