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Discussion Groups | Analog Devices DSPs

Technical discussions related to Analog Devices DSPs (including Blackfin, TigerSHARC, SHARC and ADSP-21xx DSPs).

  

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TS Processors doubt   [3 Articles]

anis...@gmail.com - Dec 27 2011
hi...guys I'm new to the AD/Tigersharc processor family. Now working on EZkit-TS201s Lite Board. In this evaluation board flash is connected parallel to both dsp's. so p... TS Processors doubt

Interfacing the bf537 ez-kit with the fpga ez-extender   [2 Articles]

mocanelu - Dec 25 2011
Hello, I need to interface the BF537 ez-kit with the FPGA EZ-Extender board in order to realize a project that will receive send data to each other through PPI. Does anybody can... Interfacing the bf537 ez-kit with the fpga ez-extender

problem with log( ) implementation   [3 Articles]

Safa Ouerghi - Nov 21 2011
Good morning, I'm trying to implement the function log() on a DSP blackfin using the assembly language. I found this C code: [code]  int fxlog(int x) {   int t,y;   y=0xa65a... problem with log( ) implementation

SUMMIT-ICE or MOUNTAIN-ICE

dan...@gilboa-ltd.com - Nov 17 2011
Hi I am looking for old ICE MOUNTAIN ICE or SUMMIT-ICE working with all accessories software... Regards. Dan Gilboa d...@gilboa-ltd.com Hi, > > I have the followi... SUMMIT-ICE or MOUNTAIN-ICE

BF518 interfacing SRAM.

Chagai Ensenberg - Oct 17 2011
Hi, I need help regarding how to operate a SRAM with BF518. I'm using the BF518f and connected it to a SRAM 1MB = (512X16) CY6215EV30. I'm using the ASYNC outputs: A1-A19 ,... BF518 interfacing SRAM.

FFT Accelerator Repeat mode   [2 Articles]

Galvez - Oct 5 2011
Hello, I've trying to use the FFT Accelerator on a 21469 processor, everything is working fine in NOREPEAT mode but when I try to use the REPEAT mode I only get the two first inte... FFT Accelerator Repeat mode

help needed   [3 Articles]

polcoolov - Sep 29 2011
Problems with project in technical note EE-268 (Programming Asynchronous Sample Rate Converters on ADSP-2136x) on ADSP-21369. I started project “SRC SPORT0 to SPORT1” o... help needed

multiprocessing using 3DSPs   [2 Articles]

srik...@gmail.com - Sep 27 2011
please anybody can help me about the connection of 3 ADSPs(TS201S) for multiprocessing and flash booting. ... multiprocessing using 3DSPs

Twiddle factors in ADSP-21469 FFT Acc

Galvez - Aug 24 2011
How can I get the twiddle and special twiddle factors for the FFT hardware accelerator in the ADSP-21469 processor? ... Twiddle factors in ADSP-21469 FFT Acc

Hashing of Program ROM of 32K X 24 bits - ADSP 2181   [3 Articles]

chan...@gmail.com - Aug 18 2011
Hi Friends, I want to entire hash program ROM connected with 32K X 24 bit using assembly language and features of ADSP 2181 .I am new to assembly language programming.Please gui... Hashing of Program ROM of 32K X 24 bits - ADSP 2181

ADSP TS201 Link Port transmitter - high latency

ppre...@dmcs.pl - Jun 14 2011
Hello, I have measured a very high latency when trying to transmit a single quad word from the DSP to a Virtex5 FPGA on the other side. I am using the flag outputs as my ind... ADSP TS201 Link Port transmitter - high latency

what is cplb_miss_without_replacement exception for BF561?

wzgllc - May 24 2011
Hi all, I am using a custom BF561 board to debug a product and got the cplb_miss_without_replacement exception only when one option of the algorithm is enabled. This option requ... what is cplb_miss_without_replacement exception for BF561?

BASIC SHARC HELP.   [2 Articles]

paul...@btinternet.com - May 14 2011
Hi, I'm new to DSP programming - though I have experience in assembly programming of micro-controllers. I have a Analog Devices AD-21479 SHARC EZ-KIT, and I'm trying to program a... BASIC SHARC HELP.

ADI Eval Boards & Software for Sale

robe...@ves-eng.co.uk - May 12 2011
Robert Norris has some ADI Eval Boards & Software for Sale following a completed project. If anyone is interested in making me an offer for 1 or more (UK locn) please drop me a lin... ADI Eval Boards & Software for Sale

ADSP TS201S EZ KIT connecting problem

chen...@gmail.com - Apr 14 2011
HI,everyone I'm using ADSP TS201S EZ KIT REV1.1. There is a problem when connecting to the target. I'v done everything the manual asked, then a error emorged as follows: An ... ADSP TS201S EZ KIT connecting problem

Re: total cycle count and delay in speech (blackfin) (rotate)

ronn...@ada-systems.com - Mar 31 2011
Regarding the rotate with CC in Blackfin ... think of it as an extra '33th' bit. Asume we do a rotate left : you would expect from a true rotate, is that the bit31 becomes bit0... Re: total cycle count and delay in speech (blackfin) (rotate)

ADI Blackfin development tools offer

ahey...@iee.org - Feb 10 2011
Hello Folks, I just thought I'd mention ADI seem to be doing their "bundle" offers for Blackfin development tools again (60% off normal price apparently). So if you'd been thi... ADI Blackfin development tools offer

Interfacing AD1938 with Blackfin through SPI.   [3 Articles]

yegn...@gmail.com - Jan 6 2011
Hi all, I am using a board in which the AD1938 codec is interfaced with blackfin through SPI. I tried to configure the CODEC's registers through SPI port, but I am unsure that I m... Interfacing AD1938 with Blackfin through SPI.

Can I use 40-bit float in a C program?   [6 Articles]

ghostzhou_2000 - Dec 29 2010
Hello every noe, Can I use 40-bit float in a C program? I use ADSP21060. I'm sorry for asking this question twice just now,But have not get any reply. I think it's beacause I did'... Can I use 40-bit float in a C program?

ADSP-BF533 Flash Memory read/write

sky007net - Dec 16 2010
Hello. I have a ADSP-BF533 EZ-KIT. Does someone have an example in C how to write/read in/from the flash memory? I studied the example Flash Programmer from the installation CD b... ADSP-BF533 Flash Memory read/write

DSP   [3 Articles]

Braham - Dec 8 2010
Hi, i have a project to program on DSP blackfin (cordic), i am a debutante in DSP i didn't found many things on the net to learn the language. I need your help for me first step: s... DSP

ADI DSPs Code Snippets

s_boucheryah - Nov 16 2010
Hello, Just in case you didn't receive the announcement sent a couple of weeks ago, there is a new code sharing section on DSPRelated.com: http://www.dsprelated.com/code.php ... ADI DSPs Code Snippets

EZ KIt 21369

peter jebaraj - Nov 16 2010
Hello Franckyos, I think the issue with the multiply instruction. Instead of using (SSF) option, use SSI. That is replace the instruction r10=r10*r11 (SSF); use r10=r10*r11 (SSI... EZ KIt 21369

EZ KIt 21369

Franck Vdb - Nov 13 2010
Hello, I m newbie in DSP. I have EZ Kit 21369 and I try to add an amplification in the example Talkthru Analog In-Out (ASM). The code of example : #include .sec... EZ KIt 21369

Image processing methods testing using MATLAB   [3 Articles]

"koe...@rocketmail.com" - Oct 21 2010
Is MATLAB the only good program available for image processing? ARe there any other programs that are just as good but also possibly cheaper? Thanks. ... Image processing methods testing using MATLAB

BF518f - Reading and writing to the SPI FLASH and to the on-chip FLASH   [2 Articles]

Chagai Ensenberg - Oct 21 2010
Hi, My application boots from the external flash. then is runs for a while and aquires and generates some data. Then it goes back to sleep for a while. When it wakes up again ... BF518f - Reading and writing to the SPI FLASH and to the on-chip FLASH

How to read data from FIFO without address bus   [6 Articles]

lake...@gmail.com - Oct 18 2010
Hi there: I have a design with ADSP21369 reading data from FIFO connected via EMIF. The FIFO I am using comes without address bus. The full flag of FIFO is connected to the IRQ of... How to read data from FIFO without address bus

PWM code for VDSP++   [2 Articles]

ash3...@rediffmail.com - Oct 14 2010
I am engeged with the hardware coding of Blackfin BF537 in embedded C using VisualDSP++ compiler/assembler. The first motive of my project is to write the processor specific C code... PWM code for VDSP++

Seeking advices for starting a project.   [2 Articles]

msha...@gmail.com - Oct 13 2010
We are starting a new project for developing an Electrocardiograph. We have an Acquisition module which gives 12 channel information from 12 leads. We are planning to use ADSP BF 5... Seeking advices for starting a project.

waking the BF from sleep/deep-sleep with an external trigger from CODEC   [2 Articles]

chagai_e - Oct 11 2010
Hi All, I'm using the BF 518 EZ-Board. I'm in the proccess of designing my own custom board and need advice: My application is a real time low power application in which the ... waking the BF from sleep/deep-sleep with an external trigger from CODEC

Boot flash image for ADSP-21065 EZ-LAB   [8 Articles]

Alexander Perkalsky - Oct 10 2010
Dear friends, I have some problems while experimenting with ADSP-21065 EZ-LAB kit. I have an old version, with RS-232 comms to PC and bundled Visual DSP 4 trial. I realize that ... Boot flash image for ADSP-21065 EZ-LAB

bf-518 power saving modes RTC   [3 Articles]

Chagai Ensenberg - Sep 28 2010
Hi, I'm using the bf 518 evaluation board. my application needs to perform some kind of a test once an hour. in the rest of the time It should sleep / hybernate in order to sa... bf-518 power saving modes RTC

Blackfin USB driver for WinCE

msha...@gmail.com - Sep 1 2010
Hello Friends I am a newbie to this embedded world.I just joined a small startup company in my place as a trainee directly after i completed my degree in Electronics Engineer... Blackfin USB driver for WinCE

Alternatives to ADZS-HPUSB-ICE?   [4 Articles]

"Wachob, Chip" - Sep 1 2010
Hello, I'm wondering if anyone out there has knowledge of a USB-based ICE for the 21469 family that is less costly than the ADZS-HPUSB-ICE. I'm not certain if the slower ... Alternatives to ADZS-HPUSB-ICE?

how to read data from fifo without address bus?

lakerhy17 - Aug 25 2010
Hi there: I have a design with ADSP21369 reading data from FIFO connected via AMI. The FIFO I am using comes without address bus. The full flag of FIFO is connected to the IREQ o... how to read data from fifo without address bus?

Bf518 stand alone application   [2 Articles]

Chagai Ensenberg - Aug 25 2010
Hi, i'm using the bf-518 ezkit. till now i worked and developed my application with the VDSP++ and it works fine. Now I would like to create a stand alone application. How do ... Bf518 stand alone application

floating point ops in bf533   [4 Articles]

maccordel - Jul 28 2010
Hi all, I have a problem, i will really really appreciate if you can give some comments or suggestions. I am implementing the AMR codec in BF533 in real-time. Since the code... floating point ops in bf533

using SDRAM Bf518

chagai_e - Jul 27 2010
Hi, I'm using the BF518 with ezkit eval board. Can any one tell me how to enable / use the external sdram. my application needs to store a 8Kbytes (or more), then I do some a... using SDRAM Bf518

Bf518 Ez-ki EvalBoard Enabaling the SDRAM

chagai_e - Jul 27 2010
Hi, How can i know if my program is using the external memory (SDRAM)? How do I Enable it? I went to: project--> project options--> Link--> Processor-> Memory Usage->... Bf518 Ez-ki EvalBoard Enabaling the SDRAM
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