2.1.3 - Instruction Cycle
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Store
After executing, the result is stored in the primary memory. An address is specified. The CPU then checks for the next instruction
Execute
CPU executes instruction using necessary data. More data could be needed (repeat process)
Instruction Cycle
Computer programs are stored as a series of instructions in machine code. These are the steps to move the instructions from the primary memory to the CPU
Decode
Instruction is decoded - additional data retrieved if needed. (repeat fetch process)
Fetch
Sends address through address bus to primary memory. The specific address stored is copied into the data bus and sent to the CU
