Microprocessor understands Machine Language only! Microprocessor cannot understand a program written in Assembly language A program known as Assembler is used to convert a Assembly language program to machine language Assembly Language Program Assembler Program Machine Language Code
INTRODUCTION TO 8085 Differences between: Microprocessor –silicon chip which includes ALU, register circuits & control circuits Microcomputer –a computer with a microprocessor as its CPU. Includes memory, I/O etc. Microcontroller –silicon chip which includes microprocessor, memory & I/O in a single package.
Definition of the Microprocessor • The microprocessor is a programmable device that takes in numbers, performs on them arithmetic or logical operations according to the program stored in memory and then produces other numbers as a result.