At 11:37 07.04.2006 +0200, you wrote: >How can I do a software reset of my Ethernut 3? The latest beta 4.1.5 contains a first watchdog API: http://cvs.sourceforge.net/viewcvs.py/ethernut/nut/include/dev/watchdog.h?rev=1.1 http://cvs.sourceforge.net/viewcvs.py/ethernut/nut/arch/arm/dev/wdt_at91.c?rev=1.1 Harald