Could you post the full working code for this?
qiao ([EMAIL PROTECTED]) wrote:
> hello
>
> when testing if the periodis too short,I find the code below do not work
> correctly
> -----------------------------------
> int overrun = 0;
> do{
> pthread_wait_np();
> if(overrun) {
> conpr("overrun!\n");
> break;
> }
> overrun++;
> /* calculation code */
>
> overrun--;
>
> }while(1);
> ------------------------------------
> for example, the calculation elapse 17 us, I set period=20us,
> the min,max value(actual period minus 20us) is about 2.6 ,
> 9us /*see examples/measurement/rt_process.c*/,but if set period=10us,
> the min,max is about 23,30us , greater than perid! "overrun" doesn't
> work, why?
>
> thanks.
>
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