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cpu - Coggle Diagram
cpu
arithmatitic logic unit (alu)
data is processed and manipulated
performs arithmatic and logic operations
and comparisions required by the program instructers
registers
descrite memory location within cpu
holds temporary data and instructions
buses
the three main buses are;
address bus-carries info about where data is being sent
control bus-sends control signals to different parts of computer
data bus-carries the actual data
wires that enable transfer of data and control signals between differant parts of the motherboard
memory adress registers (mar)
stores the memory adress or program of the last piece of data or program to be fetched from or transferred to, memory
program counter (pc)
holds adress of next instruction to be executed
control unit (cu)
manages executions of instructions (including fetch-execute cycle. controls flow of dta inside and outside cpu.