On Thursday 23 March 2006 08:48, Neil Davey wrote: > I added a 3.3V regulator to the circuit and it worked fine on usb2 > ports. Of course it you are using a 5V target circuit this is a problem. > Just my experience with this... YMMV
You can probably get around this by using a buffer (a 74125 if you're cheap :) that is run from VCC (either from the board or USB) > Regards > Neil Davey > > >>On Wed, 08 Mar 2006 09:07:45 +0530, <[EMAIL PROTECTED]> wrote: > >>>What about > >>>www.fischl.de/usbasp > >>> > >>>I did it myself. It works on my laptop without any problem. > >>>Javier > >> > >>This looks nice & simple. When I build it, I'll get back to you with my > >> feedback. Thanks !! > >> > >>--Royce. > >> > >>>"Royce Pereira" <[EMAIL PROTECTED]>@nongnu.org con fecha 07/03/2006 > >>>04:29:18 a.m. > >>> > >>> > >>>Hi, > >>>Can any one recommend a AVR programmer using the USB port? I need > >>> something I can build myself, not buy commercially. > > > >I built one and it seems to work out of the box. My system is linux > > 2.6.14. Because I could not read the layout on Thomas Fischls homepage I > > built my own postscript based pcb. Here is the source: -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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