Practice Introduction To Timers (3.1) - Microcontroller Fundamentals: 8051 Basic I/O and Timers
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Engineering Courses
Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Certifications
Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Introduction to Timers

Practice - Introduction to Timers

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are the two timers in the 8051 microcontroller?

💡 Hint: Recall the section title.

Question 2 Easy

What does the TMOD register do?

💡 Hint: Think about timer modes discussed.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What are the two main functions of the 8051 timers?

Data Processing and Storage
Generating Delays and Event Counting
Signal Modulation and Demodulation

💡 Hint: Think about the main purposes discussed.

Question 2

The TMOD register configures which aspect of the timers?

True
False

💡 Hint: It's essential for timer configuration.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If you wanted to implement a 5-second delay using Timer 1 and a 12 MHz crystal, what initial value would you load into TH1 and TL1?

💡 Hint: Use the formula and convert to hexadecimal.

Challenge 2 Hard

Write an interrupt service routine to toggle an LED every time Timer 0 overflows. Describe how the ISR operates.

💡 Hint: Think about how the ISR responds to the overflow.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.