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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the four I/O ports of the 8051 microcontroller?
💡 Hint: Think about the basic structure of the microcontroller.
Question 2
Easy
What is the purpose of a pull-up resistor?
💡 Hint: Consider how floating inputs can behave.
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 number of I/O ports available on the 8051 microcontroller?
- 2
- 3
- 4
- 5
💡 Hint: Remember, we discussed all four ports in class.
Question 2
True or False: Port 0 requires external pull-up resistors when used as output.
- True
- False
💡 Hint: Consider how different ports are configured.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a C function to check the status of a switch connected to P1.1 and toggle an LED on P1.0 accordingly.
💡 Hint: Think about how logic levels change when the switch is pressed.
Question 2
Explain how one would implement a simple software debouncing for the switch before reading its input.
💡 Hint: How would you ensure that the signal has settled?
Challenge and get performance evaluation