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Serial Programming/Serial ATA

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Introduction

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S-ATA or Serial ATA

Is a new technology to replace the P-ATA or parallel ATA.

It has the following advantages:

  • less power consumption 500 millivolts in P_ATA 5 volts.
  • easy to install, without seating master and slave.
  • good air movement replacing ribbon cable to guarantee good air flow.

History

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Physical Layer

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Requirements

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Limitations

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Handshaking

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Serial ATA in the Real World

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Grounding and Power

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Firmware Quirks

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Nonstandard Connectors and Wiring

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Physical Limitations in Practice

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