Practice Interrupt Handling in 8085 Microprocessor (Part A) - 1.2 | EXPERIMENT NO. 5 TITLE: Interrupt Handling and Timer Interfacing (8085/8086 Microprocessors with 8253/8254 Timer) | Microcontroller Lab
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is an interrupt?

πŸ’‘ Hint: Think of an interruption in your daily tasks when something urgent comes up.

Question 2

Easy

Which instruction is used to enable maskable interrupts?

πŸ’‘ Hint: It's a key instruction for controlling how the CPU handles interrupts.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does an interrupt signal do?

  • Stops CPU immediately
  • Signals an event needing attention
  • Increases CPU speed

πŸ’‘ Hint: Think about why interrupts are crucial in multitasking environments.

Question 2

True or False: Non-maskable interrupts can be disabled by the software.

  • True
  • False

πŸ’‘ Hint: Remember what non-maskable means in the context of urgency.

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Challenge Problems

Push your limits with challenges.

Question 1

Design a system that prioritizes two interrupts: a timer and a keyboard interrupt. Discuss how to manage both.

πŸ’‘ Hint: Think about the prioritization order and how to utilize vectors.

Question 2

Create an assembly code example that includes both an ISR and a main program that handles an LED and a button press interrupt.

πŸ’‘ Hint: Follow the structure you've learned about the main program and ISR integration.

Challenge and get performance evaluation