How to build my own pic16f84a programmer?

Hi ... does anyone know how to build your own pic 16f84a programmer? where can i find the schematic for the circuitary? i'm new into microcontroller..
please do help. tahnk you in advance.
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where
microcontroller..
You would really be doing yourself a favor if you just bought one instead. Or you could build one from a kit. Building the ultra cheap "dumb" programmers is very likely to lead to much frustration unless you happen to luck out with everything. You will have plenty of challenges getting your PIC projects working without having to worry about your programmer not working correctly. A good, reliable programmer uses an on-board micro to do the actual flash programming so it doesn't depend upon cable characteristics, pc port voltages etc... I use a PICALL programmer as described at www.picallw.com It's fairly inexpensive, includes a software license and works beautifully.
Instead of the 16F84, I suggest you look at the 16F628 as the 16F84 is now obsolete. Since you are new to PICs maybe the 18Fxx2 type chips might interest you more. You also ABSOLUTELY NEED to go to www.piclist.com and sign up for the mailing list. ;-) Be sure to read the information on the sign up page about TOPIC TAGS.
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microcontroller..
Take a look at: http://www.amqrp.org/elmer160/board/index.html
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David Tait's programmer for the parallel port works well at:
http://www.nomad.ee/PIC /
The file you need is PIC84V05.ZIP
All you need is one 7407 hex open collector buffer, and a few other parts. Works every time and costs less than $5. But don't use the 16f84, use the newer 16f628 which can also be programmed with this programmer.
-Bill
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Agreed. But note: don't take a 16F628A, that chips programs differently.
Wouter van Ooijen
-- ------------------------------------ http://www.voti.nl PICmicro chips, programmers, consulting
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