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ATA REGISTERS | SSD-DXXX(I)-3600 DATA SHEET |
STATUS REGISTER
The Status register provides the device’s current status to the host. The status register is an 8-bit read-only register. When the contents of the register are read by the host, the IREQ# bit is cleared.
Table 24: 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 |
| | | | | | | | |
Bit(s) Description
7Busy (BSY). Set when the drive is busy and unable to process any new ATA commands.
6Data Ready (DRDY). Set when the device is ready to accept ATA commands from the host.
5Drive Write Fault (DWF). Always set to 0.
4Drive Seek Complete (DSC). Set when the drive heads have been positioned over a specific track.
3Data Request (DRQ). Set when a device is ready to transfer a word or byte of data to or from the host and the device.
2Corrected Data (CORR). Always set to 0.
1Index (IDX). Always set to 0.
0Error (ERR). Set when an error occurs during the previous ATA command.
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3600D-04DSR | PAGE 23 | FEBRUARY 2, 2009 |
Contents
Features
Overview
Updated
Revision History
Document No Release Date Changes
Added
Table of Contents
SSD-DXXXI-3600 Data Sheet
Sales and Support Part Numbering
Related Documentation
List of Figures
List of Tables
Idle Immediate 95h, E1h
SSD-DXXXI-3600 Data Sheet
Physical Specifications
Physical Dimensions
Pin Locations
System Performance
Product Specifications
System Power Requirements
Operational Life Span
SiliconDrive Part# Capacity Service Life GB Written per Day
Reliability
Product Capacity Number Bytes Sectors Cylinders Heads Track
Product Capacity Specifications
Environmental Specifications
Pin
Electrical Specification
Pin Assignments
Signal Descriptions
Signal Name Pins Type Description
Data Inputs/Outputs. This is the 8-bit or
Disk Active/Slave Present. This open
DMA Request. This signal is used for DMA
Controller by -IORD and -IOWR. This signal
Ground. The device ground signal
Interrupt Request. This signal is an active
Device Power Supply. The device power
Symbol Parameter Minimum Maximum Units
Symbol Parameter Maximum Units
Absolute Maximum Ratings
DC Characteristics
Symbol Parameter 5V ±10% Units Minimum Maximum
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
CS0# CS1# DA02 DA01 DA00
Task File Register Specification
ATA and True IDE Register Decoding
Error Register
ATA Registers
Feature Register
Operation
Read/Write
Byte
Read/Write Sector Count Default Value
Sector Count Register
Logical Block Number bits A07-A00 LBA Addressing
Sector Number Register
Read/Write
Logical Block Number bits A15-A08 LBA Addressing
Cylinder Low Register
Low
Cylinder High Register
Logical Block Number bits A23-A16 LBA Addressing
Drive/Head Register
LBA27 LBA26 LBA25 LBA24
Corrected Data CORR. Always set to
Drive Write Fault DWF. Always set to
Status Register
Command Register
Operation Read/Write ATA Command Code
Alternate Status Register
NIEN
Device Control Register
Write
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 Description
ATA Command Set
Class Command Name Registers Used Code
ATA Command Set
Register
Check Power Mode 98h, E5h
Check Power Mode 98h, E5h
Executive Drive Diagnostic 90h
Executive Drive Diagnostic 90h
Format Track 50h
Drive Head Number LBA27-24 Command 50h
Format Track 50h
Identify Drive ECh
Identify Drive ECh
Word Data Default Bytes Data Description Address
Identify Drive Drive Attribute Data
Identify Drive Drive Attribute Data
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 1Xh
Recalibrate 1Xh
Read Buffer E4h
Read Buffer E4h
Read DMA C8h
Drive Head Number LBA27-24 Command C8h
Read DMA C8h
Read Multiple C4h
Drive Head Number LBA27-24 Command C4h
Read Multiple C4h
Read Sector 20h, 21h
Drive Head Number LBA27-24 Command 20h or 21h
Read Sector 20h, 21h
Read Long Sectors 22h, 23h
Drive Head Number LBA27-24 Command 22h or 23h
Read Long Sectors 22h, 23h
Read Verify Sectors 40h, 41h
Drive Head Number LBA27-24 Command 40h or 41h
Read Verify Sectors 40h, 41h
Seek 7Xh
Drive Head Number LBA27-24 Command 7Xh
Seek 7Xh
Set Features EFh
Set Features EFh
Set 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 CAh
Write DMA CAh
Write Multiple C5h
Drive Head NumberLBA27-24 Command C5h
Write Multiple C5h
Write Sectors 30h, 31h
Drive Head Number LBA27-24 Command 30h or 31h
Write Sectors 30h, 31h
Write Long Sectors 32h, 33h
Drive Head Number LBA27-24 Command 32h or 33h
Write Long Sectors 32h, 33h
Erase Sectors C0h
Drive Head Number LBA27-24 Command C0h
Erase Sectors C0h
Extended Error Codes
Extended Error Codes Description
Request Sense 03h
Request Sense 03h
Translate Sector 87h
Drive Head Number LBA27-24 Command 87h
Translate Sector 87h
Wear-Level F5h
Wear-Level F5h
Write Multiple w/o Erase CDh
Drive Head Number LBA27-24 Command CDh
Write Multiple w/o Erase CDh
Write Sectors w/o Erase 38h
Drive Head Number LBA27-24 Command 38h
Write Sectors w/o Erase 38h
Write Verify 3Ch
Drive Head Number LBA27-24 Command 3Ch
Write Verify 3Ch
Sales and Support
Part Numbering
Part Numbering Nomenclature
Part Numbers
Standard Back Label with
Front Label Lot Code Information
Related Documentation
Related Documentation