--- In AVR-Chat@yahoogroups.com, Ralph Hilton <ralph@r...> wrote: > On Mon, 18 Jul 2005 18:21:09 -0000 you wrote: > > >Dear everybody! > >I have some problem with ATmega64.when I set its Fuse_bits to use an > >external cristal(7.32 MHz)as system clock, it goes wrong and I can't > >reprogram it through ISP any more.can anyone help me? > >thanks! > > Which fuse bits are you setting exactly? Is your xtal wired with 2 capacitors? > What are you programming with? > -- > Ralph Hilton > http://www.ralphhilton.org > C-Meter: http://www.cmeter.org > FZAOINT http://www.fzaoint.net I set cksel 3..0 and ckopt unprogramed(1), with two 22pf capacitors. I'm writing my programs with codevision2.38 and proram it with ponyprog.
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Re:Re: Atmega64 external cristal
2005-07-19 by Amir Rahafrooz
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