Digital Logic Concepts

Engineering Studies – P4 Biomedical Engineering – Electricity

This topic covers the concept of systems control using logic gates. Basic types of logic gates are defined and described and the applications of logic gates explained.

Key Concepts

• Logic gates
• Sensors
• Truth tables

Discussion Questions

1. What is the purpose of a logic circuit?
2. List example applications of a logic circuit.
3. Name logic gate types.
4. Explain the purpose of a sensor.
5. List types of sensors and an example of an application for each sensor type.
6. Explain how the output of a logic gate is determined.
7. What is a truth table and how is it used?