Ok, gut, dann brauch ich keinen brenner für den Leonardo... nur, was soll ich dann machen? Ich gebe wirklich bald auf, das bringt doch alles nichts.
Habe mit avrdude rumgespielt ( avrdude -c avrispmkII -p atmega32u4 -P /dev/tty.usbmodem1d1311121 -v ) und das hier erhalten:
Last login: Tue Jan 22 13:48:22 on ttys000
meinserver:~ mApple$ avrdude -c avrispmkII -p atmega32u4 -P /dev/tty.usbmodem1d1311121 -v
avrdude: Version 5.11.1, compiled on Jan 22 2013 at 11:44:50
Copyright (c) 2000-2005 Brian Dean,
http://www.bdmicro.com/ Copyright (c) 2007-2009 Joerg Wunsch
System wide configuration file is "/usr/local/Cellar/avrdude/5.11.1/etc/avrdude.conf"
User configuration file is "/Users/mApple/.avrduderc"
User configuration file does not exist or is not a regular file, skipping
Using Port : /dev/tty.usbmodem1d1311121
Using Programmer : avrispmkII
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_getsync(): timeout communicating with programmer
AVR Part : ATmega32U4
Chip Erase delay : 9000 us
PAGEL : PD7
BS2 : PA0
RESET disposition : dedicated
RETRY pulse : SCK
serial program mode : yes
parallel program mode : yes
Timeout : 200
StabDelay : 100
CmdexeDelay : 25
SyncLoops : 32
ByteDelay : 0
PollIndex : 3
PollValue : 0x53
Memory Detail :
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
----------- ---- ----- ----- ---- ------ ------ ---- ------ ----- ----- ---------
eeprom 65 10 8 0 no 1024 8 0 9000 9000 0x00 0x00
flash 65 6 128 0 yes 32768 128 256 4500 4500 0x00 0x00
lfuse 0 0 0 0 no 1 0 0 9000 9000 0x00 0x00
hfuse 0 0 0 0 no 1 0 0 9000 9000 0x00 0x00
efuse 0 0 0 0 no 1 0 0 9000 9000 0x00 0x00
lock 0 0 0 0 no 1 0 0 9000 9000 0x00 0x00
calibration 0 0 0 0 no 1 0 0 0 0 0x00 0x00
signature 0 0 0 0 no 3 0 0 0 0 0x00 0x00
Programmer Type : STK500V2
Description : Atmel AVR ISP mkII
Programmer Model: Unknown
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
Was mach ich mit der info?