Maxtor D540X-4K - Page 7

Table of Contents
Maxtor D540X-4K 20.4/40.0/60.0/80.0 GB AT vii
5.2.6 Servo Processor ................................................................................................5-8
5.2.7 Read/Write Interface .......................................................................................5-8
5.2.8 ATA Interface Controller .................................................................................5-8
5.2.9 Motor Controller .............................................................................................5-8
5.3 Read/Write ASIC..................................................................................................... 5-8
5.3.1 Pre-Compensator .............................................................................................5-9
5.3.2 Variable Gain Amplifier (VGA) ........................................................................5-9
5.3.3 Butterworth Filter ............................................................................................5-9
5.3.4 FIR (Finite Impulse Response) Filter ................................................................5-9
5.3.5 Flash A/D Converter ........................................................................................5-9
5.3.6 Viterbi Detector ...............................................................................................5-9
5.3.7 ENDEC ...........................................................................................................5-9
5.3.8 Servo Processor ................................................................................................5-9
5.3.9 Clock Synthesizer .............................................................................................5-9
5.3.10 PLL ..................................................................................................................5-9
5.3.11 Serial Interface ................................................................................................5-10
5.3.12 TA Detection and Correction .........................................................................5-10
5.3.13 PreAmplifier and Write Driver .......................................................................5-10
5.4 FIRMWARE FEATURES..................................................................................... 5-10
5.4.1 Disk Caching ..................................................................................................5-10
5.4.2 Head and Cylinder Skewing ...........................................................................5-12
5.4.3 Error Detection and Correction ......................................................................5-14
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6.1 INTRODUCTION ................................................................................................. 6-1
6.2 MECHANICAL INTERFACE................................................................................ 6-1
6.2.1 Signal Cable and Connector .............................................................................6-1
6.3 ELECTRICAL INTERFACE .................................................................................. 6-1
6.3.1 ATA Bus Interface ............................................................................................6-1
6.4 REGISTER ADDRESS DECODING..................................................................... 6-2
6.5 COMMAND INTERFACE..................................................................................... 6-2
6.5.1 General Feature Set ..........................................................................................6-2
6.5.2 Multiword DMA ..............................................................................................6-3
6.5.3 Ultra DMA Feature Set ....................................................................................6-3
6.5.4 Power Management Feature Set .......................................................................6-3
6.5.5 Security Mode Feature Set ................................................................................6-4
6.5.6 Self-monitoring, Analysis, and Reporting (SMART) Feature Set ......................6-4
6.5.7 Host Protected Area Feature Set .......................................................................6-4
6.5.8 Automatic Acoustic Management Feature Set ...................................................6-4
6.5.9 IDENTIFY DEVICE Information ....................................................................6-5
6.5.10 SET FEATURES Supported Commands .........................................................6-7
6.5.11 Maxtor Specific Commands ..............................................................................6-8
6.5.12 SMART READ ATTRIBUTE THRESHOLDS ..........................................6-15
6.5.13 Device Configuration Overlay Feature Set ......................................................6-21
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