Also wenn ich versuche die Fuses wieder richtig zu setzten kommt folgende Meldung bei avrdude:

C:\>avrdude -p m32 -c bsd -P lpt1 -F -u -U hfuse:w:0xef:m

avrdude: AVR device not responding
avrdude: initialization failed, rc=-1
avrdude: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.00s

avrdude: Device signature = 0xffffff
avrdude: Yikes! Invalid device signature.
avrdude: reading input file "0xef"
avrdude: writing hfuse (1 bytes):

Writing | | 0% 0.00s ***failed;
Writing | ################################################## | 100% 0.11s

avrdude: 1 bytes of hfuse written
avrdude: verifying hfuse memory against 0xef:
avrdude: load data hfuse data from input file 0xef:
avrdude: input file 0xef contains 1 bytes
avrdude: reading on-chip hfuse data:

Reading | ################################################## | 100% 0.00s

avrdude: verifying ...
avrdude: verification error, first mismatch at byte 0x0000
0xef != 0xff
avrdude: verification error; content mismatch

avrdude done. Thank you.

Kann jemand etwas damit anfangen? Was muss ich noch ändern???