Hi,

Though this is an Application note, but have plenty of informations including Detailed circuit diagram and Programming code of microcontroller and is very helpfull from begineer student to expert electronic hobbist.

As this is copyrighted material and available over net, I am giving the link.
http://ww1.microchip.com/downloads/en/appnotes/00857a.pdf

Thanks

Awesome pdf Kalyan da. I've been looking for all this stuff.

Thank you. Really useful.

  very informative document, thanks for sharing it with all.