Silicon Image SSD-C08G(I)-3150 manual Cylinder Low Register

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ATA REGISTERS

SSD-CXXX(I)-3150 DATA SHEET

CYLINDER LOW REGISTER

The Cylinder Low register is set by the host to specify the cylinder number low byte. Following an ATA command, the content of the register is written by the device, identifying the cylinder number low byte.

In LBA mode, the 8-bit register maintains the contents of the Logical Block number address bits A15:A08.

Table 38: Cylinder Low Register

Operation	D7	D6	D5	D4	D3	D2	D1	D0
Read/Write		Cylinder	Number	Low	Byte (CHS Addressing)

	Logical Block Number bits A15-A08 (LBA Addressing)

Default Value	0	0	0	0	0	0	0	0

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3150C-10DSR

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FEBRUARY 2, 2009

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Contents Features OverviewSisecure SSD-CXXXI-3150 Data Sheet Revision HistoryTable of Contents Attribute Memory Description and Operation Common Memory Description and OperationSpace Description and Operation ATA and True IDE Register DecodingATA Command Set Nomenclature Part Numbers Sample Label List of Figures List of Tables SSD-CXXXI-3150 Data Sheet Part Numbering Nomenclature 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 AssignmentsSignal Descriptions Signal Name Pin Type DescriptionSpkr DaspCsel InpackTrue IDE mode DmarqGND GroundThis signal is not used in this mode PC Card memory Mode IordIord IowrATA SEL RDY/-BSYIreq Reset +5V, +3.3V power PC Card memory ModeREG DmackThis signal is the same for all modes PC Card I/O Mode Voltage Sense SignalsWait IordySymbol Parameter Minimum Maximum Units IOIS16Absolute Maximum Ratings Symbol Parameter Maximum Units DC CharacteristicsSymbol Parameter V ±10% 5V ±10% Units Minimum Maximum 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 TimingD158 D70 Mode Attribute Memory Description and OperationAttribute Memory Read Operations Function REG# CE1# CE2#Attribute Memory Write Operations Attribute Memory Map Register Operation Addr CE1#REG# WE# OE# 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 Siliconsystems Proprietary 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 Copy Number Socket Number Default Value Socket and Copy Register 206hRead/Write RFUCommon Memory Description and Operation Common Memory Read OperationsREG# Common Memory Write OperationsFunction Mode REG# CE1# CE2# A0 IORD# IOWR# D158 D70 Space Description and OperationO Space Read Operations 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 A9A4IORD# = L IOWR# = L Primary SecondaryTask File Register Specification CS0# CS1# DA02 DA01 DA00DIOR# = L DIOW# = L Error Register Track 0 Not Found TKONF. Set when the execute driveATA Registers Media Changed MC. Set toFeature Register OperationRead/Write 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 Drive Write Fault DWF. Always set to Status RegisterBSY Drdy DRQ Corr IDX ERRCommand Register Operation Read/Write ATA Command CodeAlternate Status Register Device Control Register Operation WriteSrst NIEN Bits DescriptionRead/Write NWTG NHS3 NHS2 NHS1 NHS0 NDS1 NDS0 Default Value Device Address RegisterATA Command Block and SET Description ATA Command Block and Set DescriptionATA Command Set 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 EChWord Data Default Bytes Data Description Address Identify Drive Drive Attribute Data044Ah fixed 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 E4hDrive Head Number LBA27-24 Command C8h Read DMA 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 EFh Set Features EFhSet Features’ Attributes 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 Extended Error Codes Extended Error Codes DescriptionRequest Sense 03h 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 Sales and Support Part NumberingPart Numbering Nomenclature SSD YYYPart Numbers Part Number CapacityRelated Documentation Related Documentation