18.2.3 - Decoder and Encoder in Control Units
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the primary function of a decoder in a hardwired control unit?
💡 Hint: Think about how instructions are activated in hardware.
Define a finite state machine (FSM).
💡 Hint: It’s a model used in digital systems to describe how a unit operates.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What component selects the finite state machine for an instruction?
💡 Hint: Which part handles the opcode?
Is a hardwired control unit more flexible than a microprogrammed one?
💡 Hint: Consider how each type interacts with instruction sets.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a finite state machine diagram based on an ADD instruction with at least five states, including fetch, decode, and execute. Provide transition rules.
💡 Hint: Think about the steps involved in performing an arithmetic operation.
Classify different types of computer architectures based on their control unit design and explain the implications of each type's flexibility.
💡 Hint: Consider historical contexts of CPU designs and their evolution.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.