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Hi I need to use serial ports in c# project to control LED. so please any one help me
thanks in advance...
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You should connect the LEDs to a microcontroller. Your application, in turn, should serially communicate with the microcontroller itself.

There are many available tutorials[^] on serial communication with C#.
 
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U cn go thru below link to understand serial ports using c#

http://msdn.microsoft.com/en-us/library/system.io.ports.serialport.aspx[^]
 
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