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The chapter explores the intricacies of the control unit in computer organization, focusing on the execution of instructions through instruction cycles and micro-operations. It addresses the generation of control signals and their impact on the effective execution of code within various architectures, such as single, double, and triple bus systems. The text delves into both hardwired and micro-programmed controls, providing insights into their design and implementation to optimize computing operations.
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References
ch15 part a.pdfClass Notes
Memorization
What we have learnt
Final Test
Revision Tests
Term: Instruction Cycle
Definition: The sequence of operations that a CPU performs to execute an instruction, typically including fetching, decoding, and executing the instruction.
Term: Control Signals
Definition: Signals generated to control the operations of different components in a computer system during instruction execution.
Term: Micro Operations
Definition: The basic operations involved in executing macro instructions, including data movement and transformations at the micro level.
Term: Hardwired Control
Definition: A type of control unit design where the control signals are generated by fixed logic circuits.
Term: MicroProgrammed Control
Definition: A control unit design that uses a set of instructions (micro instructions) stored in memory to generate control signals dynamically.
Term: Bus Architecture
Definition: Refers to the configuration of data buses in a computer system that determines how data is communicated between components.