Zitat Zitat von TheDarkRose
Wie kommst du darauf ... Ein Pin vom Mega32 schafft maximalst 20mA ...
Maximalst - aha.

Zitat Zitat von At[size=1
[/size]mel im doc 8155A–AVR–06/08]27. Electrical Characteristics

27.1 Absolute Maximum Ratings*
...
DC Current per I/O Pin ............................................... 40.0 mA
DC Current VCC and GND Pins......................... 200.0 mA and ...

*NOTICE: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or other conditions beyond those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
... for extended periods may affect ...