What is Bar Code ? and How it work?
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What is Bar Code ?
this time a post about the bar code number systems and how it work bar code system.
so it's start it...
the Bar code is machine readable and writable data system.
there are many data system is used in bar code lick.
Code 39.
Code 128.
Interleaved 2 of 5.
UPC(universal product codes).
EAN(international article number).
PDF 417.
Data matrix.
Example , you can bay any product and see bar code in packet you scan code and see product details .
How it work : .
one is a bar code is compress data form machine data system .
After compress data this is get line codes and numbers see up images.
Example , you scan product bar code that time bar code scanner is extract the bar code and translate human language.
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