Practice Active High Decoding Vs Active Low Decoding (11.9.1) - Counters and Registers - Part B
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Active HIGH Decoding vs Active LOW Decoding

Practice - Active HIGH Decoding vs Active LOW Decoding

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define Active HIGH Decoding.

💡 Hint: Think about which state is considered 'active' in this scenario.

Question 2 Easy

What is a glitch?

💡 Hint: Recall the issue when a counter is transitioning between states.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main characteristic of Active HIGH Decoding?

Outputs are normally HIGH
Outputs are normally LOW
Outputs are always HIGH

💡 Hint: Consider what happens when the counter is idle.

Question 2

In which situation would you prefer Active LOW Decoding?

💡 Hint: Think about controls that respond positively to a low signal.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have designed a digital control system using Active LOW decoding for a vending machine. Describe how you would handle possible glitches in the system.

💡 Hint: Consider an action that should only occur after the state is clearly defined.

Challenge 2 Hard

Design a simple digital counter that uses both Active HIGH and Active LOW decoding. What would be the advantage of using both in this application?

💡 Hint: Think about situations where different signals may provide redundancy or cross-functionality.

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Reference links

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