Microprocessor Organization and Register (Chain post 02)

Microprocessor (Chain post 02)
Internal organization of intel 8086 microprocessor.
This part contains ALU, Registers and instruction.
**ALU**
ALU stands for Arithmetic Logic Unit. It is the data processing unit of the microprocessor.
The functions of ALU are as follows:
i) Arithmetic operation (addition, subtraction, multifunction and division) ii) Logical operation (OR, AND, NOT etc.)
iii) Decision making.
**Register**
Information inside the microprocessor is stored in Registers.
The 8086 microprocessor has 4 category.
They are- Data register, Segment register, Pointer/index Register & Status register(flags&flag)