Practice Calculating Timer Values For Delays (mode 1) (3.3) - Microcontroller Fundamentals: 8051 Basic I/O and Timers
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Calculating Timer Values for Delays (Mode 1)

Practice - Calculating Timer Values for Delays (Mode 1)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the maximum count for a 16-bit timer?

💡 Hint: Consider how many values a 16-bit binary number can represent.

Question 2 Easy

What is the formula for calculating the initial timer value in Mode 1?

💡 Hint: Recall how to calculate values based on maximum limits.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of Timer Mode 1 in the 8051 microcontroller?

To operate as an 8-bit timer
To operate as a 16-bit timer
To handle serial communication

💡 Hint: Think about how many bits are involved.

Question 2

True or False: The maximum count for Time 1 in Mode 1 is 65536.

True
False

💡 Hint: Recall the capacity of a 16-bit binary number.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Calculate the initial timer value needed for a delay of 750 ms using a 12 MHz crystal. Describe the process involved.

💡 Hint: Make sure to keep track of your unit conversions!

Challenge 2 Hard

Explain how you would change the timer settings to use interrupts rather than polling. Design the components needed.

💡 Hint: Consider the efficiency and how it alters the usage of CPU resources.

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Reference links

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