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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (971 topics).
971 topics · 3273 messages
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printf issue on EZ kit adsp sc589
Hi, I am using adsp sc 589 ez kit and IDE CCES 2.8.0. I am running the attached project on the mentioned kit. It is having some issue with printf statement printf("\n address after increment is %x",pM
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Verify ADSP -21584 / SC584 Clock rate
Hi Just wont to approve the Sharc cores max clock rate. it used to be 450Mhz and now I see in ADI site, it was update to 500Mhz. Is it correct? Are there no heating problems? Thanks in advance Alon.
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ADSP-BF527BBCZ-5A Failing in field
Good Day, We currently purchase your ADSP-BF527BBCZ-5A from main stream distribution and are experiencing failures. We sent a failing board out for die and pry and the solder and board past the testin
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Reading ADC data in ADSP-21489 assembly
Hi, I have been reviewing and executing this code for several days and I don't understand why the value in R2 is correct, but the value in the rx_buf4a is very wrong. The value in R2 is coming from AD
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How to set up custom Filter Coefficients for IIR-Accelerator of the ADSP-SC584
I using the ADZS-SC584-EZLITE with Cross Core Embedded Studio. With the EZ-Board there were some Example-Projects and one of them is IIR_Filter_Response to test the Filter Accelerator. In this Project
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BF592 spi slave boot loading
I am trying to use the spi slave boot mode to send a loader file to a BF592. After the first 8 bytes are sent, the HWAIT signal asserts and never deasserts. I am sending the loader file bytes exactly
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Register an audio signal in real time with a 2d buffer
I'm trying to calculate the position of a sound source using a microphone array. I'm using a blackfin ADSP-bf533 ez kit lite. It features 4 analog input ports (from which I though plugging the microph
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ADSP-21489 DMA Modes
Hi, I am planning to read data from the ADI AD7768 ADC using the ADSP-21489 SPORT Interface and DMA mode. Data from the ADC can have a Data Clock/ODR from 4096K/1K to a maximum of 32768K/256K. Initial
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Sending TWI commands/data without the preceding device address?
Hello, I am trying to communicate with a Newhaven LCD display using the ADSP-21469 EZ-KIT and the TWI interface in Master mode. I have set everything up and am able to send commands and data to the di
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How to run a SC589 Project with ADZS-SC584-EZLITE
Hi, I trying to run the Playback (SHARC) example for the SC-589 Processor with ADZS-SC584-EZLITE. I can build the Project but I can not load the Executables into the Processor-Cores, because the Execu
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(ADSP-21571)About SPI(non-DMA) TFIFO
Hi I use SPI0 (slave) with non-DMA. The settings are as follows. - SPI0_CTL.SIZE = 2(32bit word) - SPI0_CTL.SIZE = 1(Enable) - SPI0_TXCTL.TDU = 1(Send zeros when SPI_TFIFO is empty) I want to output d
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Problem with external sync for PCG
Hello all, I have problems with syncing the PCG to an externa FS. In our System we have the 21469 connected over a SPORT via TDM to an FPGA. The FPGA is creating the bitclock and the framesync for the
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Stop I/O DMA for Blackfin
hi ! i'm looking for an option like Stop I/O DMA for my blackfin BF537 or BF607 the problem is that debugging SPORT DMA is very tricky with breakpoints if DMA contiue to run while halt on breakpoint.
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My first time developing a custom PCB with a digital signal processor
Hi, me and my team have been developing algorithms to emulate in time and frequency, analog circuits of guitar effects units in a digital environment, all of this using wave digital filters (That rese
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(ADSP-21571)About a interrupt in non-DMA mode
Hi I am trying to perform SPI communication in non-DMA mode. However, no interrupt is received after reception. I write the register and value that I set up below Are you missing the setting? Or is it
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A question to the Analog experts,
Hi everyone, I need a DSP with the same features as ADAU1701, so with AD, DA internal and some ports, but able to run 1024 instructions with a sample rate of 96,000 Hz. Some indications Thanks Piero A
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SC589 Fails to run from 1GB DDR3 on custom board.
I have a custom board that uses the SC589 with 2X 1GB DDR3 modules (Alliance AS4C512M16D3L) but I cannot get my code run standalone. I have written a simple led toggle program that works when run with
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Which Microphone does support to ADSP BF-706 EZ Llite kit?
Hi, I am currently working with ADSP BF-706 EZ Llite kit . i am facing problems in interfacing microphone to EZ Kit. can you tell us which microphone is supported for the kit. and should we use stereo
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ADSP BF706 analog mic issue
Hello, I am working on ADSP BF706 and i am trying to do audio capture and send the same as the output. I have tried the example code found in the BSP (Talkthrough and audio filter callback programs) a
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BF533 Cannot Boot with BMODE is 00
Recently our product using BF533 has a production failure rate at 75% which cannot startup, BF533 is Boot from external 256KB SRAM,by measuring the signals, we find the AMS0 comes out of BF533 is inco
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ROM boot code
For security purpose we are implementing code on encrypting data from input.ldr file. we need to add this encryption routine before ADI_ROM_BOOT calls. Inside of this ROM_Boot routine we need to custo
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Problems with I2C communication
Hi everybody! I am using a LTC 2309 ADC with an I2C compatible serial interface.This device has 6 measurement channels [CHO-CH5] and each one has a corresponding address. However, whenever I try to re
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SigmaStudio4.2 BUG
I found a bug about audio signal router of sigmastudio 4.2. it has generator the same's name, but they are diffence of address in DSP_IC_1_PARAM.h file. how to solve this problem? #define MOD_ROUTER1_
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ADSP_SC589 kit
Respected sir/madam, Thanking for responding me in last mail . I have gone through all those links that was suggest for me .It helped me a lot . I would like to have some introductory videos on coding
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ADZS BF706 EZ MINI
Hi, I want to start with programming of ADSP BF706 with Crosscore Embedded studio. I am not understanding how to start a program. Even with example codes given in document.I want to write a code for c