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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to the connected LEDs when you send '55H' to Port A?
💡 Hint: Think about the binary representation of '55H'.
Question 2
Easy
Describe what to do if the LEDs don't respond after sending data.
💡 Hint: What should you verify first in your setup?
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 should you observe when sending a control word for LEDs?
- They should all be ON.
- They should blink.
- They should light up according to the data byte sent.
💡 Hint: Consider what the binary representation dictates for LED states.
Question 2
True or False: Register examination is unnecessary if the LED outputs are correct.
- True
- False
💡 Hint: Is it sufficient to only look at outputs?
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a more complex system where multiple LEDs are controlled based on multiple switch inputs, involving conditional checks. How would you program it?
💡 Hint: What conditions would dictate which LEDs light up?
Question 2
Imagine a scenario where you cannot see the LEDs. Create a different method within the 8085 code to verify the outputs sent to Port A.
💡 Hint: How can you effectively log and verify output without visual aids?
Challenge and get performance evaluation