DSPRelated.com

HPI and CACHE_flush

Started by joseph_lyons_79 in TMS320c6x19 years ago

Hi, In order to read some memory addresses from my c6711dsk using HPI, I have to call - CACHE_flush(CACHE_L2ALL,...

Hi, In order to read some memory addresses from my c6711dsk using HPI, I have to call - CACHE_flush(CACHE_L2ALL, (void *)0, 0); to insure that the memory address has the correct value. I was wondering if it is possible to locate where in the c


McBSP1 Tx to McBSP0 on DSK6711

Started by silver_sparrow in TMS320c6x21 years ago

Hi all, I'm new here :) Also newbie at the DSK6711. I can't seem to get the McBSP1 transmit to McBSP0 on the same ...

Hi all, I'm new here :) Also newbie at the DSK6711. I can't seem to get the McBSP1 transmit to McBSP0 on the same C6711DSK board through hardwiring the J2 connector in the following fashion. DX1 -> DR0 CLKX1 -> CLKR0 FSR1 -> FSR0


c6711 DSK and codec

Started by Carlos Eduardo F. de Oliveira in TMS320c6x22 years ago

Hi, I've try to generate a sine wave with a c6711dsk, but it's not works. I'm try a lot of examples to configure the codec and...

Hi, I've try to generate a sine wave with a c6711dsk, but it's not works. I'm try a lot of examples to configure the codec and when I do something like that: in = mcbsp0_read (); mcbsp0_write(in & 0xFFFE); works fine (pass the audio in input to output),


EDMA looses samples

Started by muelleradalbert in TMS320c6x20 years ago

Hi there, I'm new in programming DSP's. I'm using the C6711DSK. At the moment i'm trying to set up a edma transfer to...

Hi there, I'm new in programming DSP's. I'm using the C6711DSK. At the moment i'm trying to set up a edma transfer to capture sound samples from codec/mcbsp. Therefore I used the link feature of the edma controller. I'm using the channel for McBSP0 (#13), c


CACHE_flushing

Started by joseph_lyons_79 in TMS320c6x19 years ago

Hi, I'm using HPI to read some memory addresses from my c6711DSK - "semaphore" below. These addresses are mapped to RAM....

Hi, I'm using HPI to read some memory addresses from my c6711DSK - "semaphore" below. These addresses are mapped to RAM. I have L2 Caching set to 2-way to free up the bottom 32kBytes of internal memory. My code looks something like this -


Problem with vector.asm

Started by melaniesaayman in TMS320c6x20 years ago 2 replies

Hi all, I'm using the C6711DSK. When I try to allocate the .text section to external SDRAM I get 3 of the following errors: ...

Hi all, I'm using the C6711DSK. When I try to allocate the .text section to external SDRAM I get 3 of the following errors: >> error: relocation overflow occured at address 0x00000080 in section 'vectors' of input file 'C:\ti\myprojects\mp3decoder\vectors.ob


Simple Rtdx Question

Started by bg_ie in TMS320c6x20 years ago

Hi all, I have been using HPI to communicate between my PC application and my c6711DSK. As you know, there are problems with...

Hi all, I have been using HPI to communicate between my PC application and my c6711DSK. As you know, there are problems with the API functions, and I have some reliability problems as a result. Because of this, I was thinking of using rtdx in addition to hpi, using rtdx to sen


sending a signal to a PC via HPI

Started by rockall_rebel in TMS320c6x20 years ago 1 reply

Hi all, I have a c6711DSK, and I'd like to transfer signal information from my DSK to my PC. I'm working with the TI aic23evm...

Hi all, I have a c6711DSK, and I'd like to transfer signal information from my DSK to my PC. I'm working with the TI aic23evm codec. This is a 16bit two channel DAC and two channel ADC. I'm currently taking a signal from one of the ADCs, processing this signal, and outputting


EDMA interface to McBSP

Started by rockall_rebel in TMS320c6x20 years ago 1 reply

Hi all, I'm new to the C6711DSK and I'm hoping you guys can help me to sort out one or two problems I'm having. I'm...

Hi all, I'm new to the C6711DSK and I'm hoping you guys can help me to sort out one or two problems I'm having. I'm attempting to use the EDMA controller to send and receive data via the McBSP which in turn interfaces to the AIC23EVM codec (which sends and receive


c6711dsk & EDMA trigger

Started by fjulink in TMS320c6x22 years ago

Hi all: I want to trigger EDMA event1 by timer0_int. After setting the EDMA parameter(6 word from 101A0 0018 to 01A0...

Hi all: I want to trigger EDMA event1 by timer0_int. After setting the EDMA parameter(6 word from 101A0 0018 to 01A0 002F) and Timer0, do I need to set the other register ex: EER or enable EDMA_int ? In other words, what is the c


Writing data to SDRAM

Started by ebraidotti in TMS320c6x19 years ago 1 reply

Hi guys, need HELP!!! I have a project to give to my professor on Wednesday, i'm done with everyting on my c6711DSK board...

Hi guys, need HELP!!! I have a project to give to my professor on Wednesday, i'm done with everyting on my c6711DSK board but i can't load a .mp3 file on the DSK SDRAM memory...the file is really small (just 7 K) but still it doesn't put it into memory... T


Increase in transfer rates from c6711dsk

Started by s.do...@ee.ucl.ac.uk in TMS320c6x19 years ago 7 replies

Hi, I have a c6711 dsk that collects data through it's EMIF, processes the data and then uses the parallel port HPI to read this data into...

Hi, I have a c6711 dsk that collects data through it's EMIF, processes the data and then uses the parallel port HPI to read this data into a C++ program that utilises the dll files provided with the kit. I would very much like to speed up the data transfer process to the Host PC. I looked at the c6713 thinking this may be a good solution - but to my surp


Pb with PCM3003

Started by nadbret in TMS320c6x21 years ago 2 replies

Hello, I use the C6711DSK and the PCM3003 audiocard. I want to do a FIR filter with a sampling frequency=48 Khz. I use an...

Hello, I use the C6711DSK and the PCM3003 audiocard. I want to do a FIR filter with a sampling frequency=48 Khz. I use an hardware interrupt each time the serial port Mcbsp1 receives a data. Between 2 samples, I do my process (read data from the codec, FIR & wr


Scrolling Disassembley window interrupts DSP

Started by joseph_lyons_79 in TMS320c6x19 years ago 1 reply

Hi all, I have a C6711DSK with CCS 2.10.00. I have a program which processes a signal from a ADC and sends the result to...

Hi all, I have a C6711DSK with CCS 2.10.00. I have a program which processes a signal from a ADC and sends the result to the DAC on the same Codec. I notice that when I monitor the output of the DAC on a scope, the output signal is interrupted when I scroll the d


chanel information about C6711DSK board

Started by daniel lusef in TMS320c6x18 years ago 1 reply

Dear all, I want to know how many channel is present in the TMS320C6711DSK EVM. Any help regarding this greatly appreciate. I am not...

Dear all, I want to know how many channel is present in the TMS320C6711DSK EVM. Any help regarding this greatly appreciate. I am not getting this information in the data sheet. Best regards Daniel


ad535 codec with bsl - apis

Started by markan_b in TMS320c6x21 years ago

Hello, I am working on c6711dsk with ccs 2.10 have anybody tried to configure and send signals through the codec (ad535)...

Hello, I am working on c6711dsk with ccs 2.10 have anybody tried to configure and send signals through the codec (ad535) by using BSL-APIs and if so, could I get some projects as zip- files to compare them with my non-running project .... It's very importan


code for mcbsp1

Started by markan_b in TMS320c6x21 years ago

hi everybody, does anyone have some code, how to initialize mcbsp1 to output digital signals throught the J3-connector...

hi everybody, does anyone have some code, how to initialize mcbsp1 to output digital signals throught the J3-connector (40x2).... I need enough digital lines from c6711dsk to control a multiplexer and lcd... Can I use mcbsp0, parallel to that output for cod


DATA_MEM_BANK pragma warning

Started by joseph_lyons_79 in TMS320c6x19 years ago 2 replies

Hi, I'm declaring the following in my code for use on the C6711DSK - # pragma DATA_MEM_BANK( PSD_W, 2); const float...

Hi, I'm declaring the following in my code for use on the C6711DSK - # pragma DATA_MEM_BANK( PSD_W, 2); const float PSD_W[1536] = { 1.000000, 0.000000, 0.999981, 0.006136, 0.999925, ... }; This is my twiddle array for use wit


Reading from SDRAM in c6711DSK

Started by ebraidotti in TMS320c6x19 years ago

Hello, I'm a student doing a project (an MP3 decoder) on a dsk6711 TI Board with the audio daughtercard A/D converter. ...

Hello, I'm a student doing a project (an MP3 decoder) on a dsk6711 TI Board with the audio daughtercard A/D converter. I'm having problems with loading an .mp3 file to the SDRAM memory... what should i use to send a .mp3 file directly from CodeComposer


C6711DSK Assembler Optimize By CCS V2.0 Optimization parameters

Started by fjulink in TMS320c6x22 years ago

Hi all: I use Optimization parameters (-o3 -s -pm -ms3 ) to reduce the number of clcoks, but the result still same as not...

Hi all: I use Optimization parameters (-o3 -s -pm -ms3 ) to reduce the number of clcoks, but the result still same as not using those parameters.Which optimization parameters on CCS 2.0 is belong to .asm file ? What procedure do we want to opt