- Created by: SealabJaster
- Created on: 23-04-17 01:10
The CPU carries out all instructions on the computer.
CPUs are made up of billions of transistors.
The rate of which a CPU works at is measured in giaghertz
Registers exist inside of the processor, so are extremely fast to use.
PC - The program counter, is a register which points to the memory address of the next instruction to fetch for the fetch-decode-execute cycle. It is usually incremented after either the fetch or the decode step, but can also be modified by branching instructions.
MDR - Memory Data Register, This register temporarily stores the last value stored/fetched from memory.
MAR - Memory Address Register, This register stores the address of where data should…