Here are a few schematics that I have collected. Thought I would share these out there on the net. They all have pros and cons. You can read more about my specific experience with each one over here on the robot kits page.
Willem Pic Programmer Schematics
Tait Pic Programmer Schematics
JDM Pic Programmer Schematics
Classic Pic Programmer Schematics
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Thank you…
thank you verry much!
I started off with a JDM style one, but it was too unreliable. I built a Wisp628 which is a PIC controlled programmer that speaks serial to the computer and takes care of controlling the voltages itself. I also mounted it in a DDS3 case
http://www.voti.nl/wisp648/index.html