Tuesday, July 12, 2016

Microprocessor Based Instrumentation System

Microprocessor


A Microprocessor is a multipurpose programmable, clock driven, register based electronic gadget delivered utilizing signal bargains from SSI to VLSI that examines twofold standards from a breaking point gadget called memory, perceives joined information as information, strategies information as indicated by those headings and give results as yield.


Instrumentation System


The framework which is characterized as the get together of different instruments and different parts interconnected to quantify, break down and control physical amounts, for example, electrical, warm, mechanical and so forth.

Microprocessor Based Instrumentation System


The system which is defined as the assembly of various instruments and other components interconnected to measure, analyze and control physical quantities such as electrical, thermal, mechanical etc. Any instrumentation systems centered around a microprocessor are known as microprocessor based system. Logical and computing power of microprocessor has extended the capabilities of many basic instruments, improving accuracy and efficiency of use. Microprocessor is versatile device for use in any instrumentation system. Examples are ATM, automatic washing machine, fuel control, oven etc.


Importance of microprocessor


·        Can be used in any system.
·        Can be used in specific applications and specific design.
·        Logical and computational power of microprocessor has been used to develop more accurate and efficient system.

Disadvantages of microprocessor


·        Complexity in interfacing.

·        Need to learn complex machine subordinate dialect.

·        Need of a costly microchip advancement framework.

·   Yet, every one of these issues is acknowledged if framework planned offers various units so that the advancement cost spreads out.


Features of Microprocessor Based System


·        Three fragments: Microprocessor, I/O, and memory.
·        Decision making power in light of past entered values.
·        Repeatability of readings.
·        User pleasant (Signal readout).
·        Parallel taking care of.
·        Timeshare and multiprocessing.
·        Data storage, retrieval and transmission.
·        Effective control of multiple equipments on time sharing basis.
·        A lot of processing capability.

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