the cpu and fetch exucute cycle
by Carmel Perry

1. fetch
1.1. data and instructons are transferred from RAM
2. decode
2.1. the control unit interpretes the intrusction
3. exucute
3.1. the control unit then carries out the instruction
4. clock
4.1. coordiates all of its components by sending out an electrical pulse
5. controll unit
5.1. controlls the flow of data in the system
6. the imediate accessstore
6.1. where all the spus data and programs are held
7. ALU(arithmetic logic unit)
7.1. does all the calculations and logic for the cpu and solves them
8. registers
8.1. registers are small amounts of high speed memory within the cpu
8.2. MAR,MDR,
8.2.1. MDR hols the actal data