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Discussion Groups | Analog Devices DSPs
Technical discussions related to Analog Devices DSPs (including Blackfin, TigerSHARC, SHARC and ADSP-21xx DSPs).
EBIU DMA Transfer Querry for BLACKFIN BF561
isni...@gmail.com - Mar 19 2010
Hello All,
I have developed a custom Board from Blackfin BF-561 processor.
I am interfacing DSP with FPGA.
I have interfaced the DSP to FPGA using EBIU Interface.
I... 
Coefficient calculation of bandpessfilter in SIGMA STUDIO
ramm...@ymail.com - Mar 19 2010
hi everybody..
i have some queries regarding the coefficient calculation of filter in
SIGMA STUDIO software..
in the software they had provided equation to calculate the co... unknown exception occurred after data structure modifed in BF561 [4 Articles]
wzgllc - Mar 17 2010
Hi all,
I want to modify a data structure for a BF561 application based on current stable version. What I found is everything goes well as long as the size of the structure is the... SDRAM - file Initialization problem
neha d - Mar 12 2010
Hi,
I am using SDRAM to store an array[320][240]. I am declaring array as:
#pragma section("sdram0")
unsigned int frame_buffer[2][320][24];
I have loaded the initialization... Analog Device AD6654 in SPI Mode with Differential Inputs [3 Articles]
tanw...@stee.stengg.com - Mar 4 2010
Hi,
I'm using Altera Stratix II to control the analog Device Part number AD6654(A mixed-signal IF-to-baseband receiver consisting of a 14-bit, 92.16 MSPS analog-to-digital conve... maximum sequence size to compute FFT using BF535 [4 Articles]
abhi...@gmail.com - Feb 20 2010
Hello
I am trying to compute DFT using FFT in BF535. My need is to compute DFT of about 1 megasamples(1 million points). But since I'm very new to the field and am using a DSP for... interfacing of three adau1701 [2 Articles]
ramm...@ymail.com - Feb 17 2010
hi..
i have some doubts regarding interfacing of three adau1701.
-whether same clock(crystal circuit can be applied to three of them)
-we know for operating in self boot mod... regarding QMF [3 Articles]
manisha pratihast - Feb 17 2010
hii
i m m.tech student n doing rearch on this topic.plz tell me which project can i make on this topic. n tell me about its practical application.
which book or sites are better... Correction in previous query [2 Articles]
ramm...@ymail.com - Feb 12 2010
hi..
i made mistake in post
in the last part
*We know w0 = 2*pi*f0/Fs
*-what is the value of pi(180 0r 3.14)
*-w0 is the angular representation of requency i think it... Filter coefficient calculation in Sigma studio [5 Articles]
ramm...@ymail.com - Feb 10 2010
hi....
i'm currently working on Analog Devices Dsp processor ADAU 1701..
Sigma studio is the software we are now on,in that i have some queries in the way you people calculate ... Filter Coefficient Design
ramm...@ymail.com - Feb 10 2010
hi....
in my previous post i found w0 is not clear
sorry
so i'm resending my queries again.
i'm currently working on Analog Devices Dsp processor ADAU 1701..
Sigma studio ... having problems in taking output of ADC in adspbf537 ezkit lit [2 Articles]
alvin p - Feb 9 2010
Hi,
I'm plotting the values of the iChannel0LeftIn in the sample audio codec talkthrough but i'm receiving an erroneous output. For example, when i input a pure sine wave using a... Problem with ADSP21262 processor [3 Articles]
meet...@yahoo.co.in - Feb 2 2010
I have designed a custom board with ADSP21262. Before soldering the processor, I have verified that the core supply(1.2V) and the external supply(3.3V) are fairly isolated. But onc... Variance Calculation Using Blackfin [4 Articles]
Gnanavelu - Feb 2 2010
Hi
I am determining the Variance in Blackfin DSP using assembly language.
I compared with the c code under following cases
1. 8 samples
2. 16 samples
3. 32 samples
4. 10... Problem with ADSP21262 JTAG Interface [4 Articles]
meet...@yahoo.co.in - Jan 25 2010
I have designed a custom board with ADSP21262 processor. The board has a JTAG header. The ICE test passes correctly. But when I try to open the session, it shows an erroe message. ... feedback adaptive active noise control [2 Articles]
unbe...@yahoo.com - Jan 20 2010
I am currently working on BF533 EZKIT LITE implementing adaptive feedback system. I am using FXLMS algorithm and the programming style is using double buffering block processing.
... Stuff for sale...
Nick - Jan 20 2010
Hi,
I have the following (never used - bought for a project that never got
off the ground)...
ADDS-219X-COMP x 1
ADDS-2191-EZLITE x 1
VDSP-21XX-PC-FULL x 1
ADDS-SUMMIT-IC... Active noise cancellation on blackfin 533 [3 Articles]
unbe...@yahoo.com - Dec 29 2009
Hi,
>
> I'm doing a project to do 'real time adaptive feedback active noise cancellation' on blackfin 533 EZKIT LITE.
>
I am using FXLMS algorithm.
May i know if the abo... interfacing ADAU1701 with controller/FPGA [3 Articles]
ramm...@ymail.com - Dec 25 2009
hi..
I would like to know about accesing ADAU 1701 using any controller(eg:STM32f).
In my current project Speaker management system(to contrlo parameters like tone,delay,crossove... Emulator [2 Articles]
Parthraj Tripathi - Dec 23 2009
I may please be given Knowledge,Why Emulator is necessary in developement of DSP based programme.
This question was based on the fact that In-circuit emulators are available alo... Help Needed Where to start [4 Articles]
dioioib - Dec 21 2009
Hello, everyone. I am interested in DSP, specifically audio synthesis and wish to embark on educating myself on the Analog Devices TigerShark. I have been programming for many year... Multiple 16bit SDRAM issue
palani_andavan - Nov 21 2009
I am working in custom designed BF561 board. I need a help in SDRAM control=
ler(SDC).
In my board, two 16bit SDRAM (MT48LC8M16A2 =96 2 Meg x 16 x 4 banks) are in=
terfaced wi... ADSP 21262 [4 Articles]
Juan Pablo Ugarte - Nov 17 2009
Hi, I'm new working with DSPs of the Analog Devices, I have an ADSP 21262. How can I load a program in the chip? Do I need an extra circuitry to do this? I have an Sigma Delta Anal... loading data into SDRAM [5 Articles]
s.mo...@gmail.com - Nov 15 2009
Hi,
I am using ADSP21369 and I am able to write and read from SDRAM (MT48LC4M32B2 128MB). I have few questions and will be grateful if anyone could help
1) My SDRAM is ... HPUSB HPPCI for sale
sachin nanda - Nov 12 2009
I have extra JTAG emulators for sale.
Please email me at s...@yahoo.com for more information.
Sachin
... disassembly prob vdsp++3.5 [2 Articles]
sous...@gmail.com - Nov 12 2009
i ran a 4-point fft prog in vdsp++3.5 version.. while building the file and targets i didnt get any errors... it was successful.but couldn't find the prog in disassembly window.can... ADSP21161N SPI issue [3 Articles]
cron...@ananzi.co.za - Aug 29 2009
Hi All,
I have read the previous posts stating that SPTINT and SPRINT need to be initialised to work as well as requiring a dummy read for every write but my SPI still seems to no... biquad filters..!!! [2 Articles]
aliu...@hotmail.com - Aug 19 2009
I have an FRS demo model,..on receiver side there is decimation and filtering , for that Biquad Direct Form 2 SOS filters have been used, i am unable to understand its working :( a... ADSP-21369 Simulator - PC Stack Underflow [4 Articles]
ken....@harman.com - Aug 14 2009
I'm having similar issues trying to simulate an ADSP-21369 mixed C++ and asm program using VisualDSP++ 4.5.
When calling my assembly routine from a C++, the disassembly shows th... Increasing the tap size of FIR filters [2 Articles]
keeg...@gmail.com - Aug 13 2009
Hi experts,
I am currently implementing various filter algorithms for AEC for my FYP onto EZKIT BF533. However, I need to increase my tapsize to 1024 (currently, it's at 64). my... Sharc (non-Tiger) LINK Ports [3 Articles]
"Wachob, Chip" - Aug 7 2009
Hello,
I've been a long time reader of this forum but have never
posted before.
I have a question out there for you folks that are using
the Sharc parts, not the Tiger Sh... FFT and ifft with block exponent [4 Articles]
steh...@hotmail.com - Aug 6 2009
I am trying to take fft of an audio signal. The buffer length is 1432, so I take 3 FFTs of 512 length each, padding zeros for last execution. This is just the start so I am taking ... Power Supply design........ [3 Articles]
mall...@yahoo.co.in - Aug 6 2009
HI!
I don't know i can ask this question or not here....
Actually we have a design based on BF532 which contains USB,Ethernet,VIDEO, audio and other additional peripherals....
... Using Cache in BF532............
mall...@yahoo.co.in - Aug 3 2009
Hi!
I am trying to use Cache in BF532 Processor.....I have used the example codes given with EE-271...I am Pating the code here and attaching for reference....
My program i... Re: cos function problem (fwd)
Mike Rosing - Jul 23 2009
Jon,
I don't know if you meant to post this or not, but it's a good comment.
If that line wasn't commented out, this is something to check.
---------- Forwarded message ---... cos function problem [2 Articles]
steh...@hotmail.com - Jul 23 2009
I am using the cos function provided in ADSP218x c library. I am using it in the following function
void GenerateFilter(short Key, short * H, short * G)
{
short i;
short coef... multiple com ports [2 Articles]
ashr...@rediffmail.com - Jul 22 2009
hi all
i wanted to know whether data txd on com port1 be received on
com port2.
because in serial comm program once u initialise com port as 1
and send data, it cannot be re... how to get FM IF from IC radio ..plz help
aliu...@hotmail.com - Jul 2 2009
Hi,...can anybody please help me in how to get FM IF from IC radio . I want to input this FM IF signal to SDR kit data conversion module .The kit i m using is SFF SDR Development p... connecting camera and LCD to TS201 EZ-KIT Lite [2 Articles]
olep...@mail.ru - Jun 26 2009
Hi!
I want to connect the digital camera and LCD to LVDS Link Ports of the TS201 EZ-KIT Lite. Does sombody know how to do that? Unfortunately, I haven't found the suitable infor...