Hello, maybe you have too fast SPI clock ? I recently did some experimenting with ISP programming and if I had too fast SCK, I got 0xFFs.
Vasek > ------------ Původní zpráva ------------ > Od: darkschine <zhpctw3d...@hotmail.com> > Předmět: [avr-gcc-list] ATMEGA328P > Datum: 13.10.2009 06:34:05 > ---------------------------------------- > > Hi guys, I'm suddenly having problems programming my atmega328p's > atmega8's are programming fine and have the same pinout which I believe > rules out my connections > > I'm using UBUNTU, avr-gcc, USBasp, avrdude > > Also, a friend who I am working with is also having trouble programming > these uC's at almost the exact same time. > > We have been programming these uC's successfully for a while so it seems > strange for it to suddenly stop working for both of us at the same time. > > My logic probe picks up pulses on the MOSI, SCK, and RESET wires but no > pulses on the MISO wire (which reflects the "no response" error recieved > > Can anyone offer any insight? > > > Cheers > -- > View this message in context: > http://www.nabble.com/ATMEGA328P-tp25866964p25866964.html > Sent from the AVR - gcc mailing list archive at Nabble.com. > > > > _______________________________________________ > AVR-GCC-list mailing list > AVR-GCC-list@nongnu.org > http://lists.nongnu.org/mailman/listinfo/avr-gcc-list > > > _______________________________________________ AVR-GCC-list mailing list AVR-GCC-list@nongnu.org http://lists.nongnu.org/mailman/listinfo/avr-gcc-list
