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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does ISR stand for?
💡 Hint: Think about the context of handling interrupts.
Question 2
Easy
Name a type of interrupt.
💡 Hint: Recall the types mentioned earlier.
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 allow a microprocessor to do?
- Ignore external events
- React to external events
- Pause all operations
💡 Hint: Think about how a microprocessor acknowledges input.
Question 2
True or False: An ISR can run while the main program is executing.
- True
- False
💡 Hint: Consider what happens during an interrupt.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an ISR that counts how many times a button is pressed using RST 7.5. How would you implement this in assembly?
💡 Hint: Think about using registers to store the count value.
Question 2
Given a 2MHz clock, configure the 8254 timer to create a 20ms delay using Mode 0. What initial count do you need?
💡 Hint: Utilize the formula and make sure to consider the maximum limit of the counter.
Challenge and get performance evaluation