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Understanding Discrete I/O Systems in Personal Computers: Rack Enclosures and Component Types

DESCRIPTION

This overview explores the discrete input/output (I/O) systems in personal computers, focusing on the types of rack enclosures used in programming devices. We categorize the racks into master, local, and remote, explaining their various applications. Additionally, we delve into input and output types including AC/DC inputs, TTL inputs, and discrete outputs, emphasizing their roles in system control and functionality. Understanding these components and their arrangement is crucial for effective hardware integration and programming in computing environments.

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Understanding Discrete I/O Systems in Personal Computers: Rack Enclosures and Component Types

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Presentation Transcript

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  1. COMPONENTS ANDSYSTEMS

  2. PROGRAMMING DEVICES • miniprogrammers • personal computers

  3. PERSONAL COMPUTERS

  4. THE DISCRETEINPUT/OUTPUT SYSTEM • Generally speaking, there are three categories of rack enclosures: • master racks • local racks • remote racks

  5. AC/DC INPUTS

  6. DC INPUTS (SINK/SOURCE)

  7. DC INPUTS (SINK/SOURCE)

  8. TTL INPUTS

  9. REGISTER/BCD INPUTS

  10. DISCRETE OUTPUTS

  11. AC OUTPUT

  12. DC OUTPUTS (SINK/SOURCE)

  13. REGISTER/BCD OUTPUTS

  14. CONTACT OUTPUTS

  15. DISCRETE BYPASS/CONTROL STATIONS

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