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MHM2100AT, MHM200AT, MHM215OAT, MHL2300AT manual Data transfer timing
Models:
MHM215OAT
MHM200AT
MHL2300AT
MHM2100AT
1
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Specifications
Install
Dimension
Maintenance
Device Configuration
Power-on and reset
Diagnostic code
Command block registers
Error Rate
Rotational delay
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Image 185
Interface
Figure 5.10 Data transfer timing
5-108
C141-E104-02EN
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Image 185
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Contents
Disk Drives Product Manual
MHL2300AT, MHM2200AT MHM2150AT, MHM2100AT
Handling of This Manual
For Safe Operation
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Revision History
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Overview of Manual
Preface
Operating Environment
Conventions for Alert Messages
Liability Exception
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Important Alert Messages
Important Alert Items
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Disk Drives Product Manual
Disk Drives Maintenance Manual
Manual Organization
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Contents
Contents
Interface
Device Response to the Reset Xii C141-E104-02EN
AB-1
GL-1
Figures
Illustrations
Tables
Xvi C141-E104-02EN
Device Overview
Adaptability
Features
Functions and performance
Features
Specifications 1/2
Device Specifications
Specifications summary
Specifications 2/2
Power Requirements
Model and product number
Model names and product numbers
Current and power dissipation
Environmental specifications
Environmental Specifications
Shock and vibration specification
Acoustic noise specification
Acoustic Noise
Shock and Vibration
MTBF=
Reliability
Media Defects
Error Rate
Device Configuration
Disk drive outerview
Device Configuration
MHL2300AT MHM2200AT MHM2150AT MHM2100AT
Configuration of disk media heads
ATA interface
System Configuration
2 1 drive connection
3 2 drives connection
System Configuration
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Installation Conditions
Dimensions MHL series 1/2
Dimensions
Dimensions MHM series 2/2
Orientation Sample MHL2300AT
Mounting
Mounting frame structure
PCA
Location of breather
Measurement point Temperature
Service area Sample MHL2300AT
Handling cautions
Cable Connections
Device connector
Cable connector specifications
Cable connector specifications
Device connection
Berg
Location of setting jumpers
Jumper Settings
Power supply connector CN1
Master drive-slave drive setting
Factory default setting
14 Csel setting
Csel setting
16 Example 2 of Cable Select
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Theory of Device Operation
Subassemblies
Outline
Disk
Head
Actuator
Spindle
Air filter
MHL2300AT MHM2200AT MHM2150AT MHK2100AT
Circuit Configuration
SVC RDC Hdic MCU From
HDC
Circuit Configuration
Power-on Sequence
Self-calibration
Self-calibration contents
Self-calibration
Execution timing of self-calibration
Self-calibration execution timechart
Command processing during self-calibration
Read/write Circuit
Read/write preamplifier Hdic
Write precompensation algorithm
Write circuit
Read/write circuit block diagram
Read circuit
Frequency characteristic of programmable filter
Meeprm
Digital PLL circuit
Servo control circuit
Servo Control
Theory of Device Operation
Servo Control
Data-surface servo format
PAD
Physical sector servo configuration on disk surface
Servo frame format
Servo frame format
Actuator motor control
Spindle motor control
Servo Control
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Interface
Physical Interface
Interface signals
Signal assignment on the interface connector
Signal assignment on the connector
Diow
Mstr
Stop
Dior
Pdiag
KEY
Cblid
Dasp
Logical Interface
DA2 DA1 DA0
1 I/O registers
I/O registers
Amnf
Command block registers
UNC Idnf
SET Multiple Mode
DEV HS3 HS2 HS1 HS0
DSC DRQ ERR
BSY
Interface
Srst
Host Commands
Control block registers
Command code and parameters 1
Command code and parameters
Command code and parameters 2
Command descriptions
Host Commands
Read Multiple X’C4’
MSB
Host Commands
Execution example of Read Multiple command
1F6HDH
Interface
At command issuance I/O registers setting contents 1F7 HCM
1F7 HST Status information 1F6 HDH
Write Multiple X’C5’
At command issuance I/O registers setting contents 1F7 HCM
Write Verify X’3C’
Interface
Host Commands
Initialize Device Parameters X’91’
Identify Device X’EC’
Information to be read by Identify Device command 1
Information to be read by Identify Device command 2
Information to be read by Identify Device command 3
Multiple
Information to be read by Identify Device command 4
Information to be read by Identify Device command 5
Information to be read by Identify Device command 6
Information to be read by Identify Device command 7
Identify Device DMA X’EE’
Information to be read by Identify Device command 8
SET Features X’EF’
Features register values and settable modes
At command issuance I/O registers setting contents 1F7HCM
SET Multiple Mode X’C6’
Interface
SET MAX Lock
SET MAX SET Password
SET MAX Unlock
SET MAX Freeze Lock
Max head/LBA MSB
Password information
Interface
Host Commands
Read Native MAX Address F8
Execute Device Diagnostic X’90’
Diagnostic code
Head No. /LBA MSB
Interface
1F7 HCM
Write Buffer X’E8’
Host Commands
Interface
Host Commands
Interface
Host Commands
’FF’
Host Commands
Features Register values subcommands and functions 1
Features Register values subcommands and functions 2
’DB’
Features Register values subcommands and functions 3
’DA’
Host Commands
Format of insurance failure threshold value data
Format of device attribute value data
1FF
Host Commands
Off-line data collection is not started
Host Commands
10 Smart error log data format 1/2
10 Smart error log data format 2/2
1FC
11 Smart self test log data format
Host Commands
12 Contents of security password
At command issuance I-O register contents 1F7 hCM
Interface
Read DMA Write DMA
13 Contents of Security SET Password data
Security Unlock
Flush Cache E7
15 Command code and parameters 1
Error posting
15 Command code and parameters 2
Execute Device Diagnostic Initialize Device Parameters
Command Protocol
Data transferring commands from device to host
Read Sectors command protocol
Protocol for command abort
Data transferring commands from host to device
Write Sectors command protocol
Commands without data transfer
DMA data transfer commands
Other commands
Read Multiple Sleep Write Multiple
Read DMA Write DMA
Normal DMA data transfer
Overview
Ultra DMA Feature Set
Ultra DMA burst initiation phase
Phases of operation
Ultra DMA burst termination phase
Data transfer phase
Initiating an Ultra DMA data in burst
Ultra DMA data in commands
Data in transfer
Pausing an Ultra DMA data in burst
Terminating an Ultra DMA data in burst
Interface
Ultra DMA Feature Set
Data out transfer
Ultra DMA data out commands
Initiating an Ultra DMA data out burst
Pausing an Ultra DMA data out burst
Terminating an Ultra DMA data out burst
Ultra DMA Feature Set
Ultra DMA CRC rules
XOR Crcout
17 Recommended series termination for Ultra DMA
Series termination required for Ultra DMA
DIOR-HDMARDY-HSTROBE
DIOW-STOP
PIO data transfer
Timing
10 Data transfer timing
Multiword DMA data transfer
11 Multiword DMA data transfer timing mode
Starting of Ultra DMA data In Burst
Transfer of Ultra DMA data
C141-E104-02EN 111
Iordy
18 Ultra DMA data burst timing requirements 2
13 Sustained Ultra DMA data in burst
Sustained Ultra DMA data in burst
14 Host pausing an Ultra DMA data in burst
Host pausing an Ultra DMA data in burst
15 Device terminating an Ultra DMA data in burst
Device terminating an Ultra DMA data in burst
16 Host terminating an Ultra DMA data in burst
Host terminating an Ultra DMA data in burst
17 Initiating an Ultra DMA data out burst
18 Sustained Ultra DMA data out burst
Sustained Ultra DMA data out burst
19 Device pausing an Ultra DMA data out burst
Device pausing an Ultra DMA data out burst
20 Host terminating an Ultra DMA data out burst
Host terminating an Ultra DMA data out burst
21 Device terminating an Ultra DMA data out burst
22 Power on Reset Timing
Power-on and reset
Operations
Response to power-on
Device Response to the Reset
Response to power-on
Response to hardware reset
Response to hardware reset
Response to software reset
Response to software reset
Response to diagnostic command
Response to diagnostic command
Address Translation
Default parameters
Default parameters
Logical address
Address translation example in CHS mode
Power save mode
Power Save
Operations
Defect Management
Power commands
Alternating defective sectors
Spare area
Alternate cylinder assignment
Caching operation
Data buffer configuration
Read-Ahead Cache
− Read Sector S − Read DMA
Read Sector S Read Multiple Read DMA
− Write Sectors − Write DMA − Write Multiple
Mis-hit no hit
Usage of read segment
Sequential read
Mis-hit data Empty area
Read-ahead data New read-ahead data Hit data
DAP
Full hit hit all
HAP
Partially hit
Write Cache
Write Sectors Write Multiple Write DMA
Write Cache
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Glossary
Rotational delay
Power save mode
PIO Programmed input-output
Positioning
VCM
Status
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Acronyms and Abbreviations
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MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT Disk
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