Re: [avr-chat] Debuging spurious resets in Atmega16 application.

[Rolf Magnus]

On Tuesday 06 September 2005 05:22, David Shoemaker wrote:

> Does anyone have a good debug method for figuring out why my ATMega16 is
> resetting while my application is running (a robot).  I can get 20-30
> seconds of run when it is driving but then I get a reset (I have radio
> communications over serial so I can see the startup banner go by again). I
> can then send another run command but it resets again shortly (repeat this
> cycle at will).

How is your RESET pin connected? Did you connect all the Vcc pins, and do you 
have proper decoupling capacitors near the supply pins? If in doubt, check 
the Application Note AVR042 from Atmel.