Bob Axtell wrote:
> Harold Hallikainen wrote:
>   
>> PIC question: Does MPLAB have a way to profile my code so I can figure out
>> where it's spending all that time?
>>
>>
>>   
>>     
> Did anybody answer you?
>
> I normally clear an unused port pin when I idle then set it when I do 
> something. This allows me to
> measure with the scope the amount of time the system is busy.
>
> This is especially useful in interrupts, because if you set when the 
> interrupt is entered, then clear
> when you leave, it  allows you to verify when  the interrupt is 
> overrunning, a tough  situation to
> troubleshoot.
>
> --Bob Axtell
>   
Also looks cool to have an LED on that pin, (depending on the load your 
getting) I use it for my power light, it lets you know stuff is 
happening. A static "on" power light means that yes power was applied 
and .25 of a second later the damn thing locked up.
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