Presentation Topics M I C R O P R O C E S S O R 2 N D S E M - - PowerPoint PPT Presentation

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Presentation Topics M I C R O P R O C E S S O R 2 N D S E M - - PowerPoint PPT Presentation

Aug 12, 2023 281 likes •369 views

Presentation Topics M I C R O P R O C E S S O R 2 N D S E M Interrupt Operations DMA Controller 8237 Interfacing (2) Introduction DMA Channels and Interfacing DMA Signals System Interface (with 8085) DMA Execution Er.

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SLIDE 1

M I C R O P R O C E S S O R – 2 N D S E M

Presentation Topics

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SLIDE 2

Interrupt Operations

 DMA Controller 8237 Interfacing (2)

  • Introduction
  • DMA Channels and Interfacing
  • DMA Signals
  • System Interface (with 8085)
  • DMA Execution
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np
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SLIDE 3

8259 Programmable/Priority Interrupt Controller (PIC)

 8259 PIC (2)

  • Introduction
  • Different Four Sections
  • Block Diagram and Explanation
  • Priority Modes of operations and other features
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np
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SLIDE 4

Input / Output Interfaces

 Data Communication Basics (1)

  • Simple I/O
  • Strobe I/O
  • Single Handshake I/O
  • Double Handshake I/O
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np
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SLIDE 5

Programmable Peripheral Interface (PPI)

 8255A PPI (2)

  • Introduction with various applications
  • Functional Block Diagram and Description
  • Various Mode of Operations
  • Control Word and Bits
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np
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SLIDE 6

RS232 Serial Data Standard

 RS232 (1)

  • Introduction
  • Pin Diagram and its configuration (9 pin and 25

pin)

  • Interface with DTE – DTE and DTE - DCE
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np
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SLIDE 7

Keyboard Display Controller 8279

 8279 Programmable Keyboard/Display Controller

(2)

  • Introduction
  • Internal architecture and Description
  • Pin Diagram and Description
  • Er. Sulav Paudel | MSc | sulavpaudel.com.np