EngineerZone Forum
Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (971 topics).
971 topics · 3273 messages
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LTC4151 - Current Measurement Discrepancy
Hello We are using LTC4151HMS#TRPBF and LTC4151IMS-1#PBF with a 0.02 ohm shunt and the reading we are getting on current does not match the load current. See below current discrepancy between measured
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ADAU 1761 : sudden sampling frequency shift in function of Y memory allocation
Hi Attached are 2 simple project files containing a 1kHz generator, and an adaptive filter with 712 coeffs (that isn,t doing anythin) . 179 Mips out of 1024 are used 734 words out of 4096 words X Mem
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BF700 Sport DMA using trigger
Hi Forum. I would like to know if the following configuration is possible. I have an external A/D converter. Data is read through a SPORT. (CLK, FS, MISO, MOSI) A signal back from the AD connects to a
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Does ucos3 middleware supports ADSP2156x?
Hi all: Does ucos3 middleware support ADSP21565? I'm getting these errors when compile the projects with ucos3 [Error li1021] The following symbols referenced in processor '21565_CORE0_SHARC0' could n
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AD2S1210DSTZ
Hello, Should coincide the lot code on the label and lot code on the package (body) marking?
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Serial output from ADAU1701 in SigmaStudio?
Hello! I've got an ADAU1701 on a Dayton Audio DSPB-250 board. I'm trying to do something a little different with it in addition to audio processing: control LEDs. I've got a strip of WS2812B addressab
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ADAU1701 audio completely distorted after a while
Hello everyone, I'll let you know as much as I can about my actual setup (it will be important to achieve a conclusion about my problem). First, I have a ADAU1701 on a board that I designed. I'm using
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How to receive compile output in VisualDSP automation in c++?
Hi, I'm trying to build automation project in visual DSP that will build the input files (dpg or dpj). I've used the example found in help and in similar posts and manage to develop a working program.
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DSP Processor Board/ kit
Hi, I am after a DSP processing kit/board with multiple I/O ports, which can support or has a low sampling rate and 100SPS ADCs (I have 5 analog sensor inputs). The signal processing algorithms would
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Alto Black 12 speaker ADAU1701, AK5388AEQ, AKM4396
Hi! I am trying to repair an Alto Black 12 active speaker. This speaker is equipped with ADAU1701 DSP, AK5388AEQ ADC and an AKM4396 DAC. The problem is that a sizzling, beeping sound is heard on the i
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Unable to locate package libserialport-dev
Hi, I want to install libiio on embedded linux. Before that we need to install "sudo apt-get install libaio-dev libusb-1.0-0-dev libserialport-dev libxml2-dev libavahi-client-dev doxygen graphviz" But
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TS101 single step can not work
hi there， I am a learner in TS101，when i config WP0CTL = 0x1800 according to TS101 Hardware Reference,but SSTP(singel step)can not work。The PC can stop after emurap inr，the image as follow. Could anyo
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ADAU1328 DAC output filters (would passive be okay?)
Hi There, I'm considering using passive filters directly after the outputs of the DACs on the ADAU1328. Is this a bad idea? I see that the datasheet recommends active filters on the outputs of the DAC
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High grade DAC and ADC for ADAU1466 and how to connect these?
Hello! I have a question, hope anybody can help me out. I used the ADAU1701 processor for more than 10 years in lot of designs. Now it's time to move over to something newer. I would like to create a
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Simulation For ADSP-BF609_ezkit
Hi, I recently started with ADSP-BF609_ezkit but the time for hardware to be delivered is more than 4 weeks so is there any simulation software that I can use with Corss Core Embedded Studio simulatio
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About SPI WIRE-OR’ED MODE of ADUCM410
Hi All, If SPI is set to WIRE-OR’ED MODE, will the SCLK pin also be Open-Drain ? If you have a question, please let me know. Best Regard, Hiro
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Sigma Studio signal routing
Hi community! I´m new to Sigma Studio, please excuse my poor knowledge. In my projekt, I use the ADAU1452 with 3 different inputs. I would like to detect where a new signal is coming from and in
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Visual DSP++ Examples Folder Doesn't Have ADSP-BF532 EZ-KIT Lite
Hello there, I am working on a project using BF532. I tried to use Visual DSP++'s stand alone flash programmer, but there is no ADSP-BF532 EZ-KIT Lite in the examples folder. Is there anyway for me to
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unexpected difference between offline and real-time processing using SHARC's FFTA/IFFTA
hi guys, rn my implementation is quite simple, using SHARC's FFTA then IFFTA to see the result fits the theory or not, so we are able to design more things based on this implementation. offline implem
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Declaring a variable as a Double in CCES for ADSP-21489
Hello, I have a simple question and looking for a simple answer. I am developing a floating point audio processing platform in CCES to be implemented on ADSP_21489. I would like to know what word leng
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BF706 low power mode PCM384 DSD256
Hi Guys: i wanna confirm some question about BF706. 1、Do we have any reference examples for the current low power consumption mode of bf706? I consider that we usually start with internal nuclear powe
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BF70x USB EP0 sent stall bit.
I have a problem regarding a USB implementation on a BF700 blackfin EP0 control transfer line. Enumeration of a USB to Serial works fine, as do serial communication. However once in a while, a set bau
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How to burn program to ADSP-BF706_ezkit_mini board?
Hi，sir！ now I meet some probles with using ADSP-BF706_ezkit_mini board. I donn't know how to download program to the spi flash , and can not find some related papers mentioned about it. The software v
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how to handle/configure DoubleFaults etc.
we use CCES and BF607 and therefore i want to know how to setup and configure interrupts to catch errors like L2CTL0 ECC Core 0 Double Fault 6 Core 1 Double Fault 7 Core 0 Hardware Error 8 Core 1 Hard
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Errors on Building project of BF706
Hi,Sir! I import a BF706 project. When building, it shows the erros on the figure below. Error is "Function call is not allowed in a constant expression". so I comment out line 61,62,63 and 65, rebuil