Practice Part A: Interrupt Handling (rst 7.5) (5.1) - Interrupt Handling and Timer Interfacing (8085/8086 Microprocessors with 8253/8254 Timer)
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Part A: Interrupt Handling (RST 7.5)

Practice - Part A: Interrupt Handling (RST 7.5)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define an interrupt.

💡 Hint: Think about the CPU's need to respond to external signals.

Question 2 Easy

What does ISR stand for?

💡 Hint: Consider the routine that the CPU follows during an interrupt.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of interrupt is RST 7.5?

Maskable and vectored
Non-maskable
Software

💡 Hint: Recall the characteristics of RST 7.5.

Question 2

True or False: Non-maskable interrupts can be turned off by the CPU.

True
False

💡 Hint: Consider the urgency of this interrupt type.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a system using the 8085 microprocessor that utilizes RST 7.5 to toggle two separate LED states in response to different button presses.

💡 Hint: Consider how interrupt priorities would affect the execution.

Challenge 2 Hard

Create a flowchart demonstrating the steps involved in handling an interrupt in an 8085 system.

💡 Hint: Think about the critical steps the CPU must follow.

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Reference links

Supplementary resources to enhance your learning experience.