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Fujitsu MPB3043AT, MPB3054AT, MPB3032AT, MPB3052AT, MPB3021AT manual Read/write circuit block diagram

Models: MPB3043AT MPB3021AT MPB3052AT MPB3032AT MPB3054AT

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Specification Install MPB30xxAT Block diagram PR4 signal transfer Factory default setting Dimension drives configuration Reset Diagnostic code Command block registers

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Figure 4.4 Read/write circuit block diagram

C141-E045-02EN

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Fujitsu MPB3043AT, MPB3054AT, MPB3032AT, MPB3052AT, MPB3021AT manual Read/write circuit block diagram

Page 53 Page 55

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Contents

C141-E045-02EN Revision Record Page Preface Chapter Conventions for Alert Messages Liability Exception Page Contents Theory of Device Operation InterfacePage Operations Figures Page Tables Page Features Functions and performance Device Overview Adaptability InterfacePage Device Specifications Specifications summary Specifications Model and product number Model names and product numbers Current and power dissipation Current fluctuation Typ. when power is turned on Acoustic noise specification Shock and vibration specification Error Rate Device Configuration System Configuration Disk drive outerviewPage Configuration of disk media heads MPB3043AT Model System Configuration ATA interface 2 1 drive connection 2 drives configuration 3 2 drives connectionPage Installation Conditions Dimensions Mounting Cable Connections Jumper Settings Dimensions Orientation Limitation of side-mounting PCAPage Service area Cable Connections Device connector ATA AMP Cable connector specificationsSpecters Strip Device connection Power supply connector CN1 +12V Return +5V ReturnCN1 Factory default setting 11 Factory default setting Jumper configuration 13 Jumper setting of Cable Select 14 Example 1 of Cable Select 092 Outline Disk Head MPB 3052AT M odelMPB3064AT Model Spindle ActuatorAir filter Circuit Configuration MPB30xxAT Block diagram Power-on Sequence Power-on operation sequence Self-calibration contents Self-calibration execution timechart Command processing during self-calibration Read/write preamplifier PreAMP Write circuitWrite precompensation algorithm Read/write circuit block diagram Frequency characteristic of programmable filter Read circuit PR4 signal transfer Time base generator circuit Write clock frequency and transfer rate of each zone Servo control circuit Physical sector servo configuration on disk surface Page Data-surface servo format Servo frame formatPAD Actuator motor control Spindle motor control Page Interface Physical Interface Interface signals Shows the interface signals Host Reset Signal assignment on the connectorSignal assignment on the interface connector Dasp Hstrobe DiorHdmardy Pidag Iordy Ddmardy 1 I/O registers I/O registers DA2 DA1 DA0 Command block registers Icrc UNC Idnf Abrt TK0NF AmnfPage DEV HS3 HS2 HS1 HS0 BSY Drdy DSC DRQ ERR Page Control block registers Srst Command code and parameters Command code and parameters 1 Command code and parameters 2 Standby Immediate Sleep Check Power Mode Smart Flush Cache Command descriptions LBALBA LSB LBA LSB Read Multiple XC4 Execution example of Read Multiple command BSY Drdy Intrq DRQ LBA LSB LBA LBA Write Multiple XC5 LBA LSB Write Verify X3C LBA LSB 1F4 HCL Cylinder No. LSB / LBA 1F3 HSN Sector No Initialize Device Parameters Identify Device XECPage 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 SET Features XEF Identify Device DMA XEE ‘BB’ Features register values and settable modes‘AA’ ‘CC’ SET Multiple Mode XC6 Page Diagnostic code Page 1F7 HCM 1F6 HDH Head No. /LBA MSB 1F5 HCH Cylinder No. MSB LBA Write Buffer XE8 Page Page Page Page XFF Page Features Register values subcommands and functions ’DA’Page Format of device attribute value data 1FE 1FF Format of insurance failure threshold value data Page Page Page Error posting 10 Command code and parameters ∙ Execute Device Diagnostic ∙ Initialize Device Parameters Data transferring commands from device to host DRQ Intrq BSYDrdy DRQ Intrq IOR BSY Drdy DRQ Intrq Write Sectors command protocol Commands without data transfer BSY Drdy Intrq ∙ Read Multiple ∙ Sleep ∙ Write Multiple Other commandsDMA data transfer commands ∙ Read DMA ∙ Write DMA DRQ Dmarq Dmack IOW Ultra DMA feature set Overview Phases of operation Pausing an Ultra DMA data in burst Data in transfer Terminating an Ultra DMA data in burst Page Page Pausing an Ultra DMA data out burst Data out transfer Terminating an Ultra DMA data out burst Page Ultra DMA CRC rules DIOR-HDMARDY-HSTROBE Series termination required for Ultra DMA11 Recommended series termination for Ultra DMA DIOW-STOP Timing PIO data transfer DIOR-/DIOW IOCS16 Iordy Single word DMA data transfer Dmarq Dmack DIOR-/DIOW 11 Multiword DMA data transfer timing mode Multiword data transfer Ultra DMA data transfer 12 Initiating an Ultra DMA data in burst NAM Mode Comment MIN MAX Dmardy 12 Ultra DMA data burst timing requirements 2 Sustained Ultra DMA data in burst 13 Sustained Ultra DMA data in burst Host pausing an Ultra DMA data in burst 14 Host pausing an Ultra DMA data in burst Device terminating an Ultra DMA data in burst 15 Device terminating an Ultra DMA data in burst Host terminating an Ultra DMA data in burst 16 Host terminating an Ultra DMA data in burst 17 Initiating an Ultra DMA data out burst Sustained Ultra DMA data out burst 18 Sustained Ultra DMA data out burst Device pausing an Ultra DMA data out burst 19 Device pausing an Ultra DMA data out burst Host terminating an Ultra DMA data out burst 20 Host terminating an Ultra DMA data out burst 21 Device terminating an Ultra DMA data out burst Power-on and reset BSY DaspPdiag Dasp Operations Response to power-on Response to hardware reset Response to software reset Response to diagnostic command Default parameters MPB LH0 Logical addressLS1 LS1 LH1 LH2 LS2 Power save mode LBA0 LBA1 LBA2Page Power commands Spare area Alternating defective sectors Alternate cylinder assignment Data buffer configuration Caching operation ∙ Read Sector S ∙ Read Multiple ∙ Read DMAWrite DMA, Write Multiple ∙ Write Sectors ∙ Write DMA ∙ Write Multiple Usage of read segment HAP DAP Mis-hit data Empty data Read-ahead data HAP HAP set to hit position for data transfer Partially hit data Lack data Write Cache ∙ Write Sectors ∙ Write Multiple ∙ Write DMA Fujitsu Canada INC Fujitsu Limited

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