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Discussion Groups | TMS320C6x

Technical discussions about the TI C6000 DSPs (including the c62x, c64x and c67x DSPs).

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TMS320C6x Related Blogs

HWI & SWI syncronization   [3 Articles]

Mark - Dec 16 2005
I am trying to syncronize execution between HWI and SWI threads: HWI--\ --> Start Function X SWI--/ Either HWI thread or SWI thread needs to call Function X after ... HWI & SWI syncronization

TI's DSP/BIOS : McBSP --> HWI   [2 Articles]

Thanawach Reungnava - Aug 2 2002
DSPers, I am working on McBSP to receive data, and map it to HWI (already use dispatcher to be able to use HWI function that was written in C), so that when M... TI's DSP/BIOS : McBSP --> HWI

memory alloc from HWI or SWI

tino...@yahoo.it - Nov 16 2006
Hi all, I read that MEM_alloc can't be used from HWI or SWI... and also BUF_create can't be used from HWI or SWI. So I'm searching info about allocating memory from HWI or SWI... memory alloc from HWI or SWI

bypassing BIOS' HWI manager   [4 Articles]

Alexandre Freire da Silva Osorio - Sep 11 2002
Hi all! Please, does anyone know if we can bypass the HWI interrupts configuration made by DSP/BIOS HWI manager? I'd like to configure HWI manually because I thi... bypassing BIOS' HWI manager

Mem_Alloc and tsk 62x   [3 Articles]

sophisblu - Apr 22 2007
What is the problem? I'm trying to allocate external SDRAM memory in a TSK function defined in a Configuration CDB file. However Mem_alloc in TSK function fails. To test Mem_allo... Mem_Alloc and tsk 62x

HWI configuration

yky2820 - Nov 7 2006
Hail, We are working on a DSK6455 and using the IO pin to connect to a daugther broad to get INT4 from external device. We actually reading the status on that vaule from 0... HWI configuration

Having difficulty trigger an HWI via McBSP0 transmit   [2 Articles]

- Nov 2 2001
Hello all. I am trying to trigger an HWI via McBSP0 transmit but am unable to do so. I have my system designed to perform some numerical analysis on an input s... Having difficulty trigger an HWI via McBSP0 transmit

How to add a GPIO pin signal as HWI   [5 Articles]

flor...@yahoo.com - Sep 28 2007
Hi all, I was searching all the tutorial given by TI-DSP, but no where it is given clearly how to add a GPIO pin as a HWI. I am working with EVM-DM6437 board. In this boar... How to add a GPIO pin signal as HWI

Mem_Alloc and tsk 62x

sophyan - Apr 23 2007
Thanks for your help Jeff, I've created a 5sec timer that "simulates" the interrupt that you suggested. In the timer function I am able to call the Mem_alloc and Mem_free with ... Mem_Alloc and tsk 62x

Can not add the SWI object?

fangll2001 - Feb 26 2002
If i set total 4 DMA HWI(int8,9,11,12) in CCS2.0 DSPBIOS config tools, I can not add new SWI obj in the config tools. But i clear any one of the HWI, such as HWI12 ... Can not add the SWI object?

RTDX with HWI   [3 Articles]

jaleitao2003 - Jul 18 2003
Hi, I am building a program which captures data from the PCM3003 audio card, by means of HWIs, and sends it to a PC, via JTAG, when 512 samples are available. ... RTDX with HWI

McBSP + EDMA + HWI + SWI   [6 Articles]

John - May 22 2003
Hi, I'm working with the 6711 DSK and using DSP/BIOS. I'm trying to write code that receives on the McBSP (configured as a UART), uses EDMA to transfer that data ... McBSP + EDMA + HWI + SWI

HWI and PRD   [2 Articles]

Aizezi Abuding - Feb 4 2004
Hi ! C6x , I have been trying to send frame of processed data periodically to Matlab by using RTDX. Here are some problems I couldn't figure out. I am using 67... HWI and PRD

Posting SWI (or TSK) from HWI

Ramkumar R - Sep 9 2005
Hi   I need to post an SWI or TSK (to process data) each time I get a HWI ISR. While I'm able to post an SWI from outside of the ISR, I'm not able to do so ... Posting SWI (or TSK) from HWI

CCS 1.2 to CCS2.1 upgrade   [2 Articles]

Calvert, Paul - Oct 3 2002
I recently upgraded my CCS for 6211 from version 1.2 to version 2.12. I have had/am having all kinds of difficulties and am hoping someone here has seen these issue... CCS 1.2 to CCS2.1 upgrade

dspbios interrupt problem

¹Ú¿µÈ£ - Jan 4 2001
Hi everyone I have some problem. I try to operation of hardware interrupt using external pins. Used DSP chip is TMS320C6203 and DSP BIOS II environment. But Har... dspbios interrupt problem

Posting SWI from HWI   [3 Articles]

johanmachielse - Jun 5 2003
Dear Support, Background information (C6711): At Philips Lighting we are developing a system which detects little metal pieces in glass tubes. This is done ... Posting SWI from HWI

C672x and DSP/BIOS ?

jr94210 - May 23 2007
Hi all! has anyone of you worked with the C672x series, especially with DSP/BIOS? I have a 6727 and the latest version of DSP/BIOS but the problem is that the HWI module ... C672x and DSP/BIOS ?

Re: NDK & SRIO together , fails

jaih...@gmail.com - Jan 17 2007
Hi , I got the solution for the problem mentioned .This problem was occuring when i use CSL library API for for enabling HWI Interrupt handler .If i use HWI Module API of bios ... Re: NDK & SRIO together , fails

Re: Scheduling

Wojciech Rewers - Oct 23 2003
--- Aizezi Abuding <> wrote: > I am using TI6711 DSP with PCM3003 daughter card. > And I have used > herdware interrupt for interface with input and > output si... Re:  Scheduling

interrupts CSL3   [3 Articles]

pf.m...@spidertech-security.com - Jun 25 2007
Hello All I am trying to write a program for DSK 6455 in this way (using the DSP/BIOS): 1- Transfer data to MyBuffer using EDMA3 2- at the end of the transfer call MyISR. ... interrupts CSL3

Problem with Task Switching..   [6 Articles]

simha j - Apr 24 2002
Hi all, My C program contains one interrupt service routine corresponding to serial port interrupt (coming at 8khz,every 125us.) and one Task(created, using ... Problem with Task Switching..

HWI made by Oscilloscope

Guillem Hernandez Sola - Nov 8 2006
I'm trying to do this example, using HWI, and input //Loop_intr.c Loop program using interrupt. Output = delayed input #include "dsk6713_aic23.h" //codec-DSK support ... HWI made by Oscilloscope

Need a suggestion in design flow   [2 Articles]

Rajavadivel - Dec 19 2005
Hi everyone, Thanks for your previous replies. Being new to the DSP world I have some queries, if some can help me it would be really great. 1. I do have my Algori... Need a suggestion in design flow

Nested Interrupts (Timer->MCBSP) ????

furli2001 - Nov 8 2002
Hi, I have a problem!!! How it's possible to nest HWI ISR? For example in the ISR of the timer reading port MCBSP when a data frame is received? Thanks Cia... Nested Interrupts (Timer->MCBSP) ????

How to setup HWI ISR for C6201 EVM under CCS

- Oct 25 2000
Hi, I need some help on setting up hardware interrupt service routine for C6201EVM under CCS. Can someone tell me what are the general steps to setup the vecto... How to setup HWI ISR for C6201 EVM under CCS

Interrupt configuration under DSP/BIOS

- Dec 30 2002
Hi all, I am uncertain of the HWI and SWI interrupt configuration under DSP/BIOS. Though there is a sample code on the timer interrupt, I would like to fin... Interrupt configuration under DSP/BIOS

Integrating Audio and Video on 6711

himachandra chebrolu - Sep 18 2002
Hi, I've an IDK along with the DSK.Can anybody suggest me how can I manage audio and video simultaneously through the chip.I want to pass audio and video simult... Integrating Audio and Video on 6711

DSP/BIOS and hardware interrupts

davida442005 - Jul 3 2007
Hi I am using the DSP/BIOS to handle hardware interrupts (using the HWI Dispatcher). The interrupt I am interested in is set for a low-to-high transition and I can see the i... DSP/BIOS and hardware interrupts

asking abt swi object of bios

Khurram Shehzad - Dec 26 2004
hi i m using the c6711 . i have used SWI_dec routine in isr of mcbsp rx but swi is not posted and the file xxcfg.h is not updated with the changes i have made in ... asking abt swi object of bios

receive interrupt McBSP0   [2 Articles]

- Mar 22 2005
Hi guys, i'm using McBSP0(6711) , and i can't receive any data . My transmition data is ok, but the DSP(6711) is not generating any receive interrupt . I was using... receive interrupt McBSP0

Doubt in GPIO Interrupt

karthikeyan B - May 7 2008
Hi, I am using the GPIO pins of the DM648 DSP. I am able to write and clear the GPIO SET_DATA and CLR_DATA registers of the GPIO peripheral and toggle the GPIO pins. But I wan... Doubt in GPIO Interrupt

DSK67613 AIC23 Channel Bug   [2 Articles]

marc...@gmail.com - Mar 30 2007
I have a strange problem in an application using the AIC23 codec with DSP/BIOS on Code Composer Studio v2.21 on my 6713DSK. I use the SIO issue-reclaim model, i use the TSK module... DSK67613 AIC23 Channel Bug

Re: C62xx ISR

Thanawach Reungnava - Aug 22 2002
Dear Paul Calvert, If you use the dispatcher for 'C' HWI : 1.The interrupt keyword or INTERRUPT pragma must not be used. The HWI_enter/HWI_exit macros and the HW... Re:  C62xx ISR

Timer in DSP/BIOS

Giovanni Parodi - Apr 21 2006
Hello everybody, I have a problem with timer in DSP/BIOS: I would like to associate a function to a selected timer. I created an object timerCfg0 in "timer configuration manage... Timer in DSP/BIOS

Software pipeline - wrong number of cycles   [6 Articles]

feri...@hotmail.com - Feb 9 2006
Hi everybody, I'm new and glad to be here I am working on a C6713DSK. I wrote a pipelined optimized ASM code, and it consumed more than twice execution cycles than expected. To... Software pipeline - wrong number of cycles

HPI loading of a DSP/BIOS application   [2 Articles]

darrenpowierski - Oct 27 2003
I am trying something similar. I can compile and run a program under CCS correctly. Taking the same .out file and loading via HPI does not work. I have included ... HPI loading of a DSP/BIOS application

intrupts handling   [2 Articles]

muneeb abid - Jun 1 2007
Hello everyone! i am having problems with hardware intrupt. i am using HWI 4 for trigring EMDA. in main programm i first clear all the intrups then i do the setting for EDM... intrupts handling

return from HWI- interrupts   [2 Articles]

Aizezi Abuding - Sep 16 2003
Hello c6x, I have desined Matlab GUI which sends and receives data from CCS version 2.10. In CCS , the hardware interrupt was used and the interrupt requests t... return from HWI- interrupts

Re: TSK_yield problem   [2 Articles]

Andrew Elder - Mar 17 2006
Charles, When you say "PRD module to be driven by a process" what exactly do you mean. Is the process a TSK or a SWI or ? If you are synching with the CODEC, does that mean... Re:  TSK_yield problem
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