EngineerZone Forum
Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (971 topics).
971 topics · 3273 messages
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how to understand one of the TS201 examples ----about the sampling!
hello, aces: i am a TS201 beginner, and i am learning the examples that are included in the Visual DSP++ software, and one of them make me confused, it is placed here "D:\visual_dsp++\TS\Examples\ADSP
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Advice please: Best evaluation board for my application?
Hello, how are you? First I'd like to say that I'm very happy that I found this forum! Please don't mind my lack of knowledge, I'm getting myself started in DSP. So, recently I designed a powered mixe
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TS201 Chaining TCB register setting questions
hello, aces: i am using two TS201 EZ-KIT LITE BOARD to realize the DSP chaining practice, and i am learning one example including in the Visual DSP++ 5.0, it is here: " D:\visual_dsp++\TS\Examples\ADS
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BFDSP & AD73311L
I Have an 4 AD73311L codec conncted to BF547 . 2 pairs in cascade .one pair to the primary Sport and the second to the secondary Sport. the ADC is sampling in 64k. and I'm working in 16k. each 4 sampl
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SPI2 chip select active Low problem!!!
I'm using BF548 as embeded target and uClinux 2010R1,i configure SPI2.1 as master, but the chip select 1: SPI2SEL1 is 0,when i start transfer of data it is go from 0 (low level) to 1 (high level), and
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Error on doing file operations in NMI ISR
Hi all! I'm using the watchdog timer to generate a NMI interrupt so that i can save something before my system reset(doing reset in NMI ISR). But whlie I made some file operations(like adi_FileOpen,ad
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salut, je suis un etudiant et j'ai besoin d'aide pour faire ce mini projet, quelqu'un peut m'aider ?
Ce mini projet sert d’abord à charger une image de l'ordinateur à la mémoire du processeur Blackfin avec le VisualDSP++. Le BF533 est employé comme une plate-forme pour le chargement d'images. Le clic
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BF506f Ezkit, RSI + ADC cooperation
Hello, Is it possible to use the ACM/ADC and the RSI together, as some of the pins are multiplexed? My project requires sampling (fast) a lot of data and transferring it to a PC. I found the SD media
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CODEC MCLK synchronization
Hi everyone, Our CODEC IC has two Digital Audio Interfaces. One interface is connected to the ARM processor, and the other one is connected to the BF547 DSP's SPORT port. The DSP runs on a 13MHz oscil
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Sdram0 bank 0 overlapped allocation
I'm using a standard project with a generated LDF file. Sdram memory partion is by default as following: MEM_SDRAM0_BANK0 { TYPE(RAM) START(0x00000004) END(0x00ffffff) WIDTH(8) } MEM_SDRAM0_BANK1 { TY
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EMAFE daughter card interface programming problem in EZ-LIT Lite 21065L evaluation kit
Hi All, I am using ADSP21065L EZ-KIT Lite evaulation system and want to connect my daughter card via the EMAFE expansion connector. The system memory map provides EMAFE address location at 0x01000000
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Client Network application
Hi, Where do i find an example of client application for BF-527. Regards
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Creating Thread at Runtime
I need to create thread at runtime, destroy and recreate. I use instruction to create VDK_ThreadID mythreadID = VDK::CreateThreadEx(VDK_ThreadCreationBlock*); and VDK_DestroyThread(mythreadID,true); t
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about the underscore before the registers???
hello, aces, i am a beginner in learning the TS201, and one problem confused me, in the function: "builtin_sysreg_write(reg, int) ", before the parameter reg, we need to add underscore before the regi
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Please recommend an evaluation board
Hi, Can someone please recommend an evaluation board with a DSP, and includes both A/D and D/A (supporting up to 200Ksamples/sec), which also has extensive DSP free libraries support? Thank you in adv
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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” on ADSP-21369 (dspblok 21369zx). I have changed code for porting on ADSP21369 only by including files. But I have got output values in the negative and added ‘
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Does uClinux Distribution for Blackfin come with any performance utilities like hdparm?
I'm using the uClinux distribution for the Analog Devices BF548 EZkit Lite. I'm wondering if there are any built-in performance tools similar to hdparm. I'd like to simply measure disk I/O speed. Than
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Data types ranges and size
Hi, I have one question regarding data types. I'm using Visual DSP v4.0 for ADSP21364. The compiler manual says : "On any platform, the basic type int is the native word size. For SHARC processors, it
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File system about read filename
Hi, I used bf548 to read SD card's filename. The additional DMV.7z, Decompress it, then copy DMV1000 directory to SD card. I used this codes to read this DMV1000 directory's files: void SDCARD_TEST(vo
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Does VisualAudo support the the BF504F?
Hello, Does VisualAudo support the the BF504F and if not, is there an equivalent tool in the latest version of VisualDSP or another tool available? Thanks, Ali
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Problems of the infinite loop named "__lib_prog_term"
Hi All, When I connect to the target by using the emulator and execute my program code,it halts at the step "__lib_prog_term".That is a infinite loop in Disassembly: __lib_prog_term IF true,JUMP __lib
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Booting ADSP TS 201S TIGER SHARC FROM EXTERNAL FLASH
Hi I am working on a project with three ADSP 201S in mutiprocessing mode. I need to boot them one by one from external flash memory.I want to know if the maximum memory size that will be supported is
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Booting a ADSP TS201 by an external flash
Im designing a board which has 3 TS201 and a Virtex6 FPGA. I wish to use a flash drive to boot my DSP's. I have been reading a pdf "ADSP-TS20x TigerSHARC Processor Boot Loader Kernels Operation (EE-20
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VisualDSP++
Hi, i am using Visual DSP 5.0.9. I found that it is very slow, more than 10 minutes to update dependencies and more than 15 to compile full project. And if i change from debug to release it update aga
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Processor selection
I'm currently drafting a design which uses Analog's AD5791 DAC and AD7356 ADC. I was wondering what type of uC/DSP/FPGA to use to actuate these chips. The DAC SDP uses a Blackfin uP but the ADC CED us