Practice Introduction To Parallel Input/output (i/o) (1.1) - Parallel I/O Interfacing with 8085 (8255 Programmable Peripheral Interface)
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Introduction to Parallel Input/Output (I/O)

Practice - Introduction to Parallel Input/Output (I/O)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the difference between parallel I/O and serial I/O?

💡 Hint: Think about data transfer speeds.

Question 2 Easy

Define the term peripheral.

💡 Hint: Consider devices like keyboards and printers.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of parallel I/O?

To send data bit by bit
To transmit multiple bits simultaneously
To manage external device communication

💡 Hint: Focus on how data is transferred.

Question 2

True or False: The 8255 PPI has 16 programmable I/O pins.

True
False

💡 Hint: Recall the number of pins associated with the 8255.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a scenario where you need to configure the 8255 for a specific application involving both input and output operations. Design the control word for a setup where Port A is output and Ports B and C are inputs.

💡 Hint: Think of how to best allocate input and output roles.

Challenge 2 Hard

Explain the limitations of parallel I/O in long-distance data transmission compared to its advantages.

💡 Hint: Consider aspects like distance versus reliability.

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Reference links

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