At 08:08 PM 11/4/2004, John Pearson wrote: >Why does my ATMEGA8 become unprogrammable after selecting an external rc >ocsillator fuse. Is there any way to recover from this on the STK500? You'd need an RC connected, otherwise there's no clock on the processor. _______________________________________________ http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist