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Technical discussions about Freescale (Motorola) DSPs (including the DSP56000, DSP56300, DSP56600, 56800 DSPs).
Search Results for "interrupts"
Re: Interrupts on the 56303 [4 Articles]
Graeme Fisher - Dec 10 2002
Hi all
Does anyone know how long in clock cycles it takes for an interrupt to
be serviced form the time that the interrupt occurs?
I have set up one of my h... 
56f807 + SDK + ucos
max_mont - Aug 12 2003
Hi,
I'm developing an application on the 56f807 with SDK and ucos II.
The application is running very well.
But when it runs during a long time, all the interr... ADC Interrupts, SDK
Roger Flor - Oct 18 2002
Hello
I am a DSP56F805 EVM user
I am trying to run the ADC using SDK
Section 5.4.2 of the SDK user's manual (Targeting the DSP56F8xx) says that
"The AD... MSCAN and CanReadCallBack interrupt problem [3 Articles]
jamessconnors - Jul 26 2004
I am using the mscan drivers from SDK3.0 and the example program
can.h which comes with that version of the SDK. In their CAN
example they setup a function "CanRead... Help with Interrupts witin SDK
mwmann_at_motorola - Sep 6 2002
** Help with Interrupts **
Exercise 3c has been created. It is available on the 56800 FAQs. In
the future it will be included in the next version of the Training
... I can't enter 805's input capture interupt
xiong2046296 - Nov 17 2005
Hi,everyone:
I use 05EVM and Metrowerks SDK2.4, also i use the embedded RTOS
uc-osII2.51 to develop .
Now i have four tasks and three interrupts. They are two quadTimer ... Protecting Critical Section Code on a Pipeline Digital Signal Controller
ahchewt - May 17 2004
The following is an FAQ about to appear on the Frescale website:
Ref # 24969 KBase DSP Level 1 Pending (1 of 2) Author Winters John
(r54531)
Abstract ... Programming Interrupts on the Serial Port
josalfe2002 - Jun 30 2002
Hi everyone.
Let me explaing what I'm trying to do.
I developing an application on Visual Basic that will send an "start"
signal to my DSP board, the board will e... How to use Super Fast ISR for nested interrupts [2 Articles]
Kohei Matsumaru - Feb 12 2003
Hi,
I don't understand how to implement faster nestable interrupts
routine using embedded SDK on DSP56F803.
IRQA and IRQB are used for communication with host ... 56f80x interrupt/pipeline problem?
bergy50us - Oct 19 2004
I'm running a round robin multitasker on a 56F801.
Interrupts are heavily used, but not for task switching.
When I go to change the stack pointer (SP) I find tha... Disabling EOnCE [2 Articles]
Hardeep - Mar 22 2006
Hi,
I am using the DSP56858. Is there a way to turn off the EOnCE module
once the board has been programmed? The reason I am asking this is to
determine whether and/or how m... Interrupts on 56F801
zuffpasc - Jan 21 2004
Re-hello!
It's my second basic message today, sorry, but I'm doing my diploma,
so I'havent really the time to read all the documentation...
Therefore, I try to ge... New FAQ on Low Voltage Interrupt Support [4 Articles]
Michael W. Mann - Feb 17 2003
** New FAQ on Low Voltage Interrupt Support **
Abstract
Example code is provided for 56F801-7, 56F826-7 EVMs in support of
Low Voltage interrupts.
Problem
Do ... DSP56F80x question about a pipeline dependency when disabling interrupts [5 Articles]
Art Johnson - Mar 28 2003
Hello,
I have a question about whether or not there is a pipeline dependency when
disabling interrupts in the DSP56F80x devices (we use the DSP56F807).
Specifi... Programming Data Flash on a F805
Bruno Tremblay - Jan 14 2004
Hi,
I know that is a old subject on this group but I did't found the answers to
my questions in the archive. I'm trying to programm data flash on a F805 to
sav... #pragma Interrupt [3 Articles]
chandooramkumar - May 26 2005
Hi,
I am trying to program an ISR in MSCAN recieve routine. I went thru
the archives and found a message frm Art Johnson which was regding the
usage of #pragma Interrup... simple project demonstrating how to set-up interrupts without the use of SDK [3 Articles]
Daniel Malik - Oct 9 2002
Hi,
Art has suggested that he has "tried (and given up) using "#pragma
interrupt" ISRs directly".
If you would like to take a look at a very simple project ... stand alone [7 Articles]
zuffpasc - Jan 28 2004
Hello!
Thank you for your previous answers!! Now my code is working with
interrupts... but only with debugger because I've made a "DSP 56800
EABI stationery proje... Need ASRC example code for 567xx [4 Articles]
wede...@gmail.com - May 7 2010
Hi,
I was wondering if anyone out there has successfully used the ASRC (asynchronous sample rate converter) for any of the dual core 567xx chips? If so, do you have some sampl... RE: Thanks again, Art
Art Johnson - Oct 9 2002
Actually I just remembered a situation where we have seen this sort of thing (ie
unhandled interrupt) in our systems. It happens if we leave the parallel JTAG
cable... DSP56807 with SDK and ISR written in assembly
Christian Brauchli - Jun 26 2002
Hello
I have a small question according to ISR.
I'm using the SDK to set up most of my Interrupts. Now I had to program 1
Interupt in assembly with the Prio... Re: move from Jtag to Bootloader
Michael W. Mann - May 12 2005
--- In motoroladsp@moto..., "Thomas" Running from flash without the debugger support (DSP56F827) [5 Articles]
atid2 - Jan 14 2003
Hi all,
I'm having a hard time running my software directly from the flash
of the DSP56F827.
I'm using the serial bootloader to download the s-record file into... Multiple Interrupts in GPIO and Flash Memory Data [2 Articles]
amacedosilva - Oct 9 2003
Hi...
Multiple Interrupts in GPIO
-I can configurate most than one GPIO Pin to generate a Interruption,
All those pins had the interrupt vector of 23! To kn... DSP56F807 - Mutual exclusion using IPL 0 masking
Aaron Needles - Oct 29 2002
Hi,
I need a mutual exclusion mechanism that allows access to two
global variables as an atomic unit. To prevent code within an ISR
from accessing one of the vari... GPIO Interrupts
bobhopf - Jul 29 2003
I am processing 4 pulse inputs on port B of a 56827, each about
200nsec and somewhat random occurance. I had been losing interrupts
(missing pulses) when he pulses ... Setting Interrupt Priorities in Software
Elefante Alessandro - Feb 26 2004
Hi people,
Is it possible to write the following assembler code that I find in
CodeWarrior6-Manual (to control the Interrupt priority in software)
with C... Re: Re: do loop execution corruption [2 Articles]
sankar murmu - Sep 19 2008
=A0
I suggest you to disable all the interrupts just before you start execution=
of your do loop=20
and enable interrupts after completion of the loop. This way you can make i... Re: (unknown)
Mariano Filippa - Jan 6 2004
> How can I set up interrupt for IRQA.
Here goes for CodeWarrior. I'm not using SDK. Disregard if you strictly want to use SDK.
a... RE: MORE: '826 - when interrupts are active - Softw are is loosing it.... [2 Articles]
Corey, Rick - Jul 15 2003
Hi Boaz
What version of CodeWarrior are you using? I think it was version 5.0.2 or
5.0.3 that had problems with pragma interrupt, at least if you checked
"defe... DSP563xx ESAI and DMA [2 Articles]
Alexander Trica - Jun 23 2005
Hi @ all,
I have a question concerning the ESAI data transfer using a DMA channel.
I configured the DMA0 channel to transfer the ESAI data (ADC data,
i2s mode) from... MSCAN useful information
Art Johnson - Sep 11 2002
The following Application Notes and FAQs have some highly useful
information for anyone writing code for the MSCAN (Motorola Scalable
Controller Area Network) modul... R: watch dog on 56f807
Roberto Bonacina - Jan 22 2008
The given informations are not sufficient to find the problem.
Anyway, in general, I can suggest you to be careful with variables
shared from interrupts and the other code.
When... LVI in Processor Expert?
istvan_9 - Aug 7 2007
Hi all,
I would like to use the LVI interrupts of the 56F83xx familly, but I
do not find any beans in processor expert to build the code...
Does anybody knows if it exists or ... DSP56F807 interrupts
rotronics2001 - Jun 25 2003
hello,
can someone explain me how can i do to interrupt an interrupt
subrootine?
With "pragma interrupt" it doesn't work.
Thank you.
... Interrupt undefined in flash memory.
schmighty80222 - May 22 2002
Hi there,
My interrupts work in ExRam mode but are undefined in Flash mode. Any
suggestions?
schmighty
... RE: Unhandled interrupt message? [7 Articles]
Johnson, Jerry - Jan 16 2003
RE: [motoroladsp] Unhandled interrupt message?
I have replaced the default "unhandled interrupts" that have appeared, with my own stub ISR routines for the "Re... SCI Interrupt (DSP 56803)
Olamide... - Oct 29 2003
I can use normal poling to get data and output data. I want to use
interrupts though, and its not working.
I change the 56803_vector_pROM.asm file (i.e. put m... 807 SCI1/GPIOD problems
BJ Opp - May 7 2003
I'm trying to setup SCI1 as a communications port (using the
DSP56f807 EVM), but am running into difficulty with it. I have
already setup SCI0 and verified it to be... execution speed using debug [2 Articles]
Joe McCarron - Nov 26 2002
Does using the debugger slow down execution speed of the program?
I've programmed some interrupts to occur periodically (timer int
errupts) and would like to know, ...