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CPU - Coggle Diagram
CPU
THE ROLEOF THE COMPONENTS
ALU
processes data that requires arithmetic calculations to be carried out (+,-,x)
performs comparisons ( and, or, not)
IAS
Immediate access store. referred to as MAIN MEMORY
stores data temporarily whilst in use
its volatile
during fetch execute cycle, instructions are fetched from their specific storage location using an address
CONTROL UNIT
is the circuitry coordinating the activitiies of the computer
INFLUENCE SPEED OF PROCESSING
Cache
can be used to store tempoarily used instructions and data
processer core
more advanced processers use more than one core ( dual core ) which increases their ability to run many programs at the same time
Clock speed
how many instruction cycles the CPU can deal with per second. ( GHz )
THE PURPOSE
Its main use is to process programs and data.
Known as the 'brain'.