AD535 | BIOS | Booting | Bootloader | C621 | C6211 | C6415 | C671 | C6711 | C6711DSK | C6713 | CCS | Chassaing | COFF | DAT | DM64 | DM642 | DMA | DSK671 | DSK6711 | EDM | EDMA | EMIF | Emulator | EVM | EVM620 | FFT | FIR | GPIO | Halting | HPI | HWI | IDK | JTAG | LDB | LDH | LDW | Linker | LMS | LOG_printf | Matlab | McBSP | MEM_alloc | MIPS | PCI | PCM3003 | Pipeline | Profiling | QDM | Reset | ROM | RTDX | Sampling | SDRAM | Stack | TEB | THS1206 | TMS320C621 | TMS320C6416 | TMS320C6711 | TMS320C6713 | UART | Vector Table | XBUS | XDS560

HWI & SWI syncronization   [3 Articles]

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 ...

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

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...

memory alloc from HWI or SWI

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...

HWI using dsp bios.   [10 Articles]

Hello can anyone guide me about configuration of HWI using DSP bios... I am putting the isr function in HWI object( in my case i am using HWI 4) . and in main i am calling DSP ...

bypassing BIOS' HWI manager   [4 Articles]

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...

Mem_Alloc and tsk 62x   [3 Articles]

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...

question about hwi   [2 Articles]

Hi,all I am working on application on C64x+, but not familiar with DSP/BIOS. Currently TI provides many things that used to be done by firmware engineers. PSP(Platform suppo...

HWI configuration

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...

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

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...

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

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...

=?GB2312?B?tPC4tDogW2M2eF0gSFdJIHVzaW5nIGRzcCBiaW9zLg==?=   [3 Articles]

HI, For DSP/BIOS application, before main() function, all BIOS modules have been initilised. Main function is usually used for you own application initialisation (e.g. your ...

Interrupt mask setting and nest interrupt using DSP/BIOS

Hi, I have some questions about interrupt mask setting and nest interrupt using DSP/BIOS. Can anyone help me? Thanks! In HWI setting, the interrupt mask can be set as "self" o...

Mem_Alloc and tsk 62x

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 ...

Can not add the SWI object?

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 ...

RTDX with HWI   [3 Articles]

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. ...

External interrupt pin 4 -C6455

Hello i am using dsk 6455. Can anyone guide me to configure HWI 4 using DSP bios . I have read on the forum if i am using DSP BIOS i cannot use intc.h and any fuction related to t...

McBSP + EDMA + HWI + SWI   [6 Articles]

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 ...

HWI   [2 Articles]

Hello, I am configuring HIW INT4 using DSP Bios. 1. In sheduling-> HWI-> HWI_INT4 onject included the function isr fuction "_Testist". and checked the box to use dispatcher. ...

HWI and PRD   [2 Articles]

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...

Posting SWI (or TSK) from HWI

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 ...

CCS 1.2 to CCS2.1 upgrade   [2 Articles]

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...

dspbios interrupt problem

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...

Posting SWI from HWI   [3 Articles]

Dear Support, Background information (C6711): At Philips Lighting we are developing a system which detects little metal pieces in glass tubes. This is done ...

C672x and DSP/BIOS ?

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 ...

Hardware Interrupts unexpectedly disabled for short periods of time TMS320C6416

Hello guys, It looks like the hardware interrupts are being disabled for short periods of time and I don't understand why. The duration of these periods are a few mili-seco...

Re: NDK & SRIO together , fails

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: Scheduling

--- 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...

interrupts CSL3   [3 Articles]

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. ...

Problem with Task Switching..   [6 Articles]

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 ...

HWI made by Oscilloscope

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 ...

Need a suggestion in design flow   [2 Articles]

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...

Re: Hardware Interrupts unexpectedly disabled for short periods of time TMS320C6416   [2 Articles]

Luc- > It looks like the hardware interrupts are being disabled for short > periods of time and I don't understand why. The duration of these > periods are a few mili-seco...

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

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...

c6455 external interrupt question   [3 Articles]

Hi all, I am trying to use an external peripheral that has an IRQ line, and thus trying to figure out which event number particular external interrupt pins are mapped to. The d...

Interrupt priority using DSP/BIOS

Hi, I have some general questions about DSP/BIOS. What is the interrupt priority including HWI, SWI, PRD and BIOS? Is CLK_F_isr() on timer0 has highest priority? ___________...

Re: 6416 External Interrupt

Eric , As Mike suggested , first you need to check whether ISR is properly configured properly , mapping the GPIO event to HWI interrupt . Step 1 - Configure GPIO pins f...

Interrupt processing for DSP/BIOS SWI

I saw a document online about using DSP/BIOS for high interrupt rate. Something I don't understand, can anyone help me to explain? Thanks. In SPRAAX9 - August 2008, Page 10, T...

How to setup HWI ISR for C6201 EVM under CCS

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...

Interrupt configuration under DSP/BIOS

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...

Integrating Audio and Video on 6711

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...