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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does an ISR stand for?
💡 Hint: Think about the role of 'service' in programming.
Question 2
Easy
Which pin is used for External Interrupt 0 on the 8051?
💡 Hint: Recall the hardware setup discussed.
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 is the main purpose of an external interrupt in a microcontroller?
- To initiate a timer
- To respond to external events
- To halt program execution
💡 Hint: Think about the events that trigger interrupts.
Question 2
True or False: The 8051 allows only one external interrupt.
- True
- False
💡 Hint: Consider how many interrupt sources are defined.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an embedded system using the 8051 that counts how many times a button was pressed and displays that on an LCD. Include multiple button functionality for incrementing and decrementing the count.
💡 Hint: Think about how to implement effective switch debouncing.
Question 2
Explain how you would address issues arising from rapid successive button presses triggering multiple interrupts in your application.
💡 Hint: Consider how mechanical switches behave.
Challenge and get performance evaluation