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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (2772 topics).
2772 topics · 13649 messages
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ADAU1978 configuration
Hello everyone, I'm a little confused with some of the ADAU1978 settings: 1) what is the MCLK frequency range? The timing specification offers only the table with specific MCLK values that can be used
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ADAU1962A Pop-up noise after Power-ON
Dear Team, Initially pop-up noise is observed at ADAU1962A DAC output after enabling Master Power-Up bit of PLL_CLK_CTRL0 register. Please find the attachment for ADAU1962A configuration code. Could y
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How to implement real-time convolution using SigmaStudio function blocks for ADAU1787
Hi everyone, I want to implement FxLMS-based ANC on ADAU1787 and I have no idea how to implement the convolution with real-time audio signal and the dynamic coefficients using SigmaStudio function blo
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ADAU1701 self-boots and registers verify correctly, but Sdata_out0 (MP6) never outputs any data
Hi, i would need some help on my custom ESP32 + ADAU1701 schematic, i am stuck at an unusual issue and i cna't progress past it, please read below, will provide more info if needed, just say what that
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Packing 8 16bit channels into one serial port
Hello! I'm designing V2 of my digital mixer, which uses an ADAU1466, ADCs, DACs, and an ESP32-S3 for the web interface. So far so good. V1 is working great, but for V2 I'd like to add multitrack recor
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Current Maturity of Custom C/C++ Development on HiFi 3z Core?
Dear Team, We are evaluating the ADAU1797A for a hearable/audio application and need to implement a custom feature extraction algorithm (statistical/spectral analysis of the incoming audio stream) dir
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3rd party / licensed algorithms like SRS TruBass
previouly i find that 3rd party like SRS ( now is apart of DTS ) or BBE have port some algorithm of them to SigmaStudio but seem like i cant contact SRS for Trubass trial license right now,so any idea
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ad1938+adau1452 noise
Dear ADI staff: I designed a DSP board using AUAU1452 and AD1938, and controlled it using STM32F103RCT6 with a sampling frequency of 48K, using hardware mode, During testing, it was found that AD1938
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AD1938+1ADU1452 NOISE
Dear ADI staff: I designed a DSP board using AUAU1452 and AD1938, and controlled it using STM32F103RCT6 with a sampling frequency of 48K, using hardware mode, During testing, it was found that AD1938
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Adding a sub out for a powered sub
New here. A couple years ago I made open baffles, with full range and woofers. I am currently using a car audio line level converter to the woofer wiring to feed my subwoofer. I want to use a PCM5102
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emulation-key-disable of ADSP-21560 example code
Hello Support team guys, one of our customers follows the link of "Emulation Key Disable - Q&A - ADSP-2156x - EngineerZone" to disable JTAT. however, they failed. Would you please provide the similar
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SigmaStudio+ Indirect Parameter Accees Table
In old SigmaStudio you could add a parameter to the IPAT with a simple mouse right-click. Is there a similar feature in SigmaStudio+? I can only add it via the IPAT table but it gets annoying when the
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left and right balance issues
Dear members, i want to know adau1401 how to created the left/right channel balance as pan function as below graphs, i tried below schematic, but no used, or we can use the volume table to find the lo
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ADAU1452 + AD1938 Setting I/O problem
Hello, I bought a two-board set consisting of an ADAU1452 DSP and an AD1938 codec. I managed to get it up and running using a modified '192i2s.dspproj' test file. The sound quality is excellent. In my
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[ADAU1452] Internal PU/PD States During and After Reset
Hi, We have a question regarding the status of the internal pull-up/pull-down (PU/PD) resistors during and after reset for the ADAU1452. Upon checking the ADAU1452 datasheet, we found a reference to i
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Adding ADC channels wth TDM
Following up on my previous threads. My goal is to add two channels of high quality ADC input to a configuration with the ADAU1701, I have built and tested circuit boards using the following schematic
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SigmaStudio+ Sample rate propagation
I found out that the T-Connector would not propagate sample rate downstream. Remove the T-Connector and connect straight to the next block and the block's sample rate follows upstream. Does anyone hav
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Issue with Compilation Optimization Option in Sigma Studio 4.7
Dear Support Team, I encountered an issue with the compilation optimization option in Sigma Studio 4.7 and would like to seek your advice. Here is the situation: I am using a simple example (the proje
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Less Inst(cycles) in SS+ than in SS
My question is related to these two threads: - ez.analog.com/.../how-to-set-sample-rate-in-ss-like-done-in-4-7 - ez.analog.com/.../setting-sample-rate Preambule: I migrated a project from SSv4.7 to SS
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Compile numbers
I have a somewhat large program, and wanted to see if this complier message should cause any concern. The program compiled without error, and most specs on RAM and INST RAM seem comfortably under limi
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Creating a New Project from an Existing One using SAVE AS
I have an existing project in its own dedicated folder. I want to change some of the configuration and save as a new project to a new folder dedicated for it. When I do a save as to the new location i
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Sigmastudio for Android devices
Hi, I apologize for asking this question here. I just don't know where to look. Is there a programming environment similar to SigmaStudio where you can build an audio processing block and then run it
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multiple units in the same circuit
Hey Folks, this may some crazy, but is there any reason I could not use multiple 1701's in the same project? I picked up a handful of the little "tinysine tsa1700" project boards, I'm wanting to make
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Active Noise Cancelling
Hello I am trying to build a ANC System for HVAC Installations with the ADAU 1467. I rebuilt the secondary path using the FXLMS but somehow the System is not stable. I tried to implement a feedforward
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Request for Review of ADAU1451 DSP Audio Architecture
Dear Analog Devices Support Team, I would like to ask for your support in reviewing the audio architecture of our system using the ADAU1451 DSP. System overview Host processor: Rockchip CM3588 DSP: AD