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CH.11 The System Unit of a Computer System - Coggle Diagram
CH.11 The System Unit of a Computer System
Peripheral
Input
Output
Storage
Communication
Components of CPU
ALU
Perform arithmetic and logic operations
CU
Track of the sequence of instruction being processed
Registers
Provide storage space for ALU and CU
Three types of registers
Control register
Status register
General purposes register
System Bus(Bus lines)
Connect with other components and transmit data between the CPU and other components
3 bus types
Data bus
Transfer data and instructions
Control bus
Indicate the direction of the data
Address bus
Transfer the source address or the destination address of data