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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What pins are associated with overlineINT0 and overlineINT1?
💡 Hint: Think about the pin numbers on the 8051.
Question 2
Easy
What is the function of the EA bit in the IE register?
💡 Hint: Consider its role in managing interrupt responses.
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 type of triggering can overlineINT0 be configured for in the TCON register?
- Level-triggered
- Edge-triggered
- Both
💡 Hint: Remember that TCON controls multiple interrupt settings.
Question 2
True or False: The ISR for an external interrupt must always be written in assembly language.
- True
- False
💡 Hint: Think about programming language rules for 8051.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a small program to handle overlineINT0 to turn on an LED every time a button connected to P3.2 is pressed. Provide the code and explain how the interrupt works.
💡 Hint: Focus on defining the ISR and configuring the control registers.
Question 2
Explain how you would handle scenarios where both external interrupts are triggered at the same time. Include considerations for priority management.
💡 Hint: Think about the implications of having two events occur simultaneously.
Challenge and get performance evaluation