On 08/12/2010 11:39 AM, prakash srinivasan wrote:
> Deal All,
>
> I am executing a simple for() loop and like to calculate the time
> period for this loop. I used rt_timer_read(). As per the document, it
> mentioned that rt_timer_read() returns the current time expressed in clock
> ticks. I could not able to get an clear idea about it. Suppose if i convert
> it by using rt_timer_ticks2ns(), I am not getting the proper output. My code
> is,
>
>
>
> RTIME start, end;
>
> ...
>
> ...
>
> start=rt_timer_read();
>
> for()
>
> {}
>
> end=rt_timer_read();
>
> printf(TOTAL LOOP TIMING=%ld us\n",
> (long)((rt_timer_ticks2ns(end-start))/1000);
What does:
printf(TOTAL LOOP TIMING=%lld us\n", rt_timer_ticks2ns(end-start)/1000);
report.
Wolfgang.
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