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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does GPIO stand for in microcontrollers?
💡 Hint: Think of the pin capability.
Question 2
Easy
What is the main function of a timer in ARM microcontrollers?
💡 Hint: Consider the role of counting.
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 peripheral is used to read the state of external signals?
- ADC
- GPIO
- PWM
💡 Hint: Think of the most basic pin functionality.
Question 2
True or False: PWM can be used for dimming LEDs.
- True
- False
💡 Hint: Consider how light levels can be adjusted.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a 10-bit ADC and a reference voltage of 5V. If the ADC reads a value of 256, what is the corresponding voltage?
💡 Hint: Use the ADC conversion formula.
Question 2
An LED is powered by a PWM signal of 60% duty cycle at 9V. What is the average power delivered to the LED?
💡 Hint: Think in terms of averaging the ON and OFF times of the pulse.
Challenge and get performance evaluation