[En-Nut-Discussion] THREAD's
Harald Kipp
harald.kipp at egnite.de
Wed Sep 1 20:28:32 CEST 2004
Daniel,
this "bug" (or wrong API doc) had been detected and fixed lately
by Matthias Ringwald.
http://cvs.sourceforge.net/viewcvs.py/ethernut/nut/os/event.c?r1=text&tr1=1.5&r2=text&tr2=1.6&diff_format=h
Harald
At 20:12 01.09.2004 +0200, you wrote:
>Hello,
>
>we wanted to test the switching time of the threads, there are 2 threads
>to run.
>The first one set's the output bit and the second one have to clear the
>same bit.
>The Problem is: Only the first created thread will run and the second not.
>Both threads have the same priority.
>
>What is wrong ?
>
>Here is the code:
>
>...
>
>THREAD(Thread1, arg)
>{
>NutThreadSetPriority(16);
> while(1)
> {
> sbi(PORTB,0);
> NutThreadYield();
>
> }
>}
>THREAD(Thread2, arg)
>{
>NutThreadSetPriority(16);
>
> while(1)
> {
> cbi(PORTB,0);
> NutThreadYield();
> }
>
>}
>
>int main(void)
>{
>...
>//create worker threads
>NutThreadCreate("worker1", Thread1, 0, 192);
>NutThreadCreate("worker2", Thread2, 0, 192);
>for (;;)
>{
> NutSleep(65000);
>}
>}
>
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