danke sunstar, du hast mich sehr weitergebracht! leider bekomme ich bei [WinAVR]Make All doch einen Error und das ist wohl auch der Grund warum ich im Studio keine .hex-datai finde.

Meldungen im "programmers notepad":

> "make.exe" all

-------- begin --------
avr-gcc (GCC) 4.1.2 (WinAVR 20070525)
Copyright (C) 2006 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.


Compiling C: taster.c
avr-gcc -c -mmcu=atmega16 -I. -gdwarf-2 -DF_CPU=8000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums -Wall -Wstrict-prototypes -Wa,-adhlns=./taster.lst -std=gnu99 -Wundef -MMD -MP -MF .dep/taster.o.d taster.c -o taster.o
taster.c: In function 'main':
taster.c:31: error: expected expression before 'else'
taster.c:33: error: expected expression before 'else'
taster.c:42:15: warning: no newline at end of file
taster.c:42: error: expected declaration or statement at end of input
taster.c:42: error: expected declaration or statement at end of input
taster.c:11: warning: unused variable 'j'
taster.c:11: warning: unused variable 'i'
make.exe: *** [taster.o] Error 1

> Process Exit Code: 2
> Time Taken: 00:03

was soll ich tun? danke für die geduld!

Grüße,
karline