COA | Unit-3 | Lecture-38 | Horizontal & Vertical Microprogrammed CU | AKTU B.Tech Computer Science

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In this video, we explain the concept of Horizontal and Vertical Microprogrammed Control Unit — two fundamental approaches used to design microinstructions in a microprogrammed control unit.

You’ll learn how control signals are encoded inside a microinstruction, how horizontal and vertical microinstructions differ, and why each format is used in different types of processors.
We cover all major concepts including:

🔹 What is Horizontal Microprogramming?
🔹 Format of Horizontal Microinstruction
🔹 Features: Wide Control Word, Parallelism, Fast Execution
🔹 What is Vertical Microprogramming?
🔹 Format of Vertical Microinstruction
🔹 Features: Encoding, Compact Size, Slower Execution
🔹 Horizontal vs Vertical – Detailed Comparison
🔹 Examples of Microinstructions in Both Formats

This topic is part of Unit 3 – Central Processing Unit in the AKTU COA syllabus and is highly important for GATE, NET, and competitive exams in Computer Science.

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Видео COA | Unit-3 | Lecture-38 | Horizontal & Vertical Microprogrammed CU | AKTU B.Tech Computer Science канала CS Pathshala | Vishvendra Chaudhary