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Messages 662 - 691 of 1912   Oldest  |  < Older  |  Newer >  |  Newest
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662
Hi everyone I'm having some problem with starting cancelling timers. ... TimerControlBlock timer1; AvrXStartTimer(&timer1, 4); AvrXCancelTimer(&timer1); ...
pippopappopippopappo
pippopappopi...
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Jul 4, 2003
10:41 am
663
I reviewed BasicTest3.c which exercises the timer subsystem and your particular test case (queueing/cancelling/queueing a single time on the queue) is not...
Larry Barello
lbarello
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Jul 4, 2003
2:09 pm
664
Hi Larry I post only these lines because my code is simply an exercise that start from BasicTest3.c. I noted that BasicTest3.c works in the same manner when...
pippopappopippopappo
pippopappopi...
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Jul 4, 2003
3:22 pm
665
Wow, it must have been a year since I last compiled and ran the test cases. Amazingly enough they did compile and run. Pippo: I am not seeing the problem you...
Larry Barello
lbarello
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Jul 4, 2003
3:57 pm
666
Hi Larry Currently I'm in holiday. When I come back at home I'll send you everything Bye Pippo ... test cases. Amazingly ... works for me under GCC. ... if it...
pippopappopippopappo
pippopappopi...
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Jul 8, 2003
9:29 am
667
Hi again Larry, I come back from holiday 8(( I tried BasicTest3 under GCC and it works fine: therefore the problem is IAR related. I remember that I modified...
pippopappopippopappo
pippopappopi...
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Jul 14, 2003
1:23 pm
668
Yes, the file AvrX.inc needs to agree with avrx-ctoasm.inc The former defines offsets into the stack layout of the saved context and if you change registers...
Larry Barello
lbarello
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Jul 14, 2003
1:58 pm
669
Is it ok to call AvrXCancelTimer from within an interrupt timer. If not, how do I do it??? Seems to work most of the time, but eventually I lose a task that...
Jean Cyr
jeanmcyr
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Jul 15, 2003
5:05 am
670
Although CancelTimer was never intended to be called from an interrupt routine it should work. There may be some subtle race condition that occurs inside timer...
Larry Barello
lbarello
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Jul 15, 2003
5:53 am
671
Hi Larry I found the problem: in the newer version of IAR the calling convetions are changed, but there is an option to tell the compiler to use the previous...
pippopappopippopappo
pippopappopi...
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Jul 15, 2003
8:35 am
672
Yes, the 'lost' task is actually hung on a timer that never seems to expire. This all came about when the need arose to have an interrupt driven serial IO...
Jean Cyr
jeanmcyr
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Jul 15, 2003
12:58 pm
673
And I would add that when the problem occurs, it is just the 'hung' task that is affected. The other task using a time continues to function just fine. Its...
Jean Cyr
jeanmcyr
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Jul 15, 2003
1:28 pm
674
Although I restored the previous parameters, the program does not work. But I noted that I used the avrx_tasking.s file modified by Steve Krepelka (downloaded...
pippopappopippopappo
pippopappopi...
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Jul 15, 2003
2:18 pm
675
Hi Pippo, The INTERFACE definition in header file avrx.h forces the IAR compiler to use the old ICCA90 calling convention for all AvrX function calls. The ...
Krepelka, Steve
steve_krepelka
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Jul 15, 2003
5:00 pm
676
Having timeouts on interrupt handlers is something I never solved for AvrX. Your solution seems pretty nice: use the cancel timer function to "signal" the...
Larry Barello
lbarello
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Jul 16, 2003
3:42 am
677
Many thanks Steve If you have some news I'll wait for you on this group. Bye Pippo ... compiler to ... The ... assembly ... compiler ... with other ... had ......
pippopappopippopappo
pippopappopi...
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Jul 16, 2003
10:46 am
678
I replaced the code in task2 in the timers example (timer.c) with that below and commented out the monitor task line in main(). When I run it in VMLAB I see...
getsmedown2000
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Jul 16, 2003
10:29 pm
679
It has been a long time since I wrote AvrX so I might not have this right. However, looking over the Timerqueue code I have a counting semaphore to allow the...
Larry Barello
lbarello
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Jul 17, 2003
1:56 am
680
I'm new to this group, and I'm sure this is old news, but just in case... It looks like there's a small error in the header.h file in the Examples directory....
codejunky2000
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Aug 9, 2003
2:02 pm
681
I wrote AvrX quite some time ago when all I had was the Atmel assembler and a 2313. It was all about minimizing resources used. If it were changed to C the...
Larry Barello
lbarello
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Aug 14, 2003
2:33 pm
682
I have an application where I will be using I2C for communication between four Mega128 boards. I have this working under AvrX on the bench between two boards...
dlh2612000
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Aug 15, 2003
12:41 pm
683
Dave, This seems like a particularly scary thing to do. Have you considered just bit-banging the I2C stuff yourself? About all you're using in hardware at this...
Brian Cuthie
codejunky2000
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Aug 15, 2003
12:59 pm
684
Brian, That is certainly an option, but I'd still like to find out why I can't get external interrupts working. Even if I end up rolling my own I2C as you...
dlh2612000
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Aug 15, 2003
1:19 pm
685
The file "avrx-signal.h" is hopelessly out of date with the latest 3.3 compiler: the interrupt vectors are not right and you never get to your INT3 handler....
Larry Barello
lbarello
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Aug 15, 2003
3:37 pm
686
... I can confirm Larry's advice. I am using external interrupts on an ... #include <avr/signal.h> #include <avr/interrupt.h> ... SIGNAL( SIG_INTERRUPT1 ) { ...
Neil Johnson
nej22uk
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Aug 15, 2003
3:46 pm
687
Thanks Larry / Neil! I'll give that a try when I get home tonight. I was hoping it was something like this. Dave...
dlh2612000
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Aug 15, 2003
4:50 pm
688
I've been building an application that makes use of AvrXYield to cooperatively multi-task three processes at the same priority, and have been experiencing...
ss_4344
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Aug 25, 2003
12:55 pm
689
Here is correct version of AvrXYield (in file "avrx_reschedule.s"). There is missing BeginCritical section. AvrXYield: AVRX_Prolog ldi Zl,...
dariuszpr
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Aug 26, 2003
7:54 am
690
Problem solved. I should have asked two weeks ago... :-/ Many thanks. "dariuszpr" <prugarda@...> 26/08/2003 17:53 Please respond to avrx To:...
steve.saunders@...
ss_4344
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Aug 26, 2003
10:05 am
691
When I try to use putChar() or getChar() is the compiler complaining that the functions have undefined references, aren't they defined in the library avrx.a?...
sebbos
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Aug 27, 2003
2:26 pm
Messages 662 - 691 of 1912   Oldest  |  < Older  |  Newer >  |  Newest
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