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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (225 topics).
225 topics · 1233 messages
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ADAU1787 current consumption in software power-down when using the internal DVDD LDO
We are characterizing the power consumption of the ADAU1787 in a battery-powered embedded platform. During these tests, we observed a large difference between hardware power-down and software full-chi
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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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Does SigmaDSP perform SCLK stretching for timing sync with USBi?
After some reliability issues with SigmaStudio ReadBack (both EVAL and custom hardware, alike), I am looking at the USBi bus in SPI mode with a logic analyzer, and it appears that the SigmaDSP might b
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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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Using S/PDIF Auxiliary Output Mode
Hi, I am trying to use the S/PDIF Auxiliary Output Mode for a slightly unusual result. Basically I am trying to bypass the use of an ASRC... A customer has asked if our product can accept AES3 input W
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Schematic review request for the ADAU1761.
Hi David, As I have posted in the wrong space (Precision Microcontrollers), Now I am posting in the sigma DSP section. Now I am replying to the answer mentioned in the Precision Microcontroller sectio
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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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TDM8 Connection on ADAU1467 Rev.B Evaluation Board (Brooklyn 3 + AK5578 Configuration)
I am currently evaluating an ADAU1467 Evaluation Board Rev.B and am having trouble getting the TDM connection to work correctly. If anyone has used a similar configuration or is aware of any important
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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 + cs42448 memory problem
hello, i have a adau1452+cs42448 board that has been working wonderfully until now, recently it stopped "remembering" program with every power cycle. link compile download doesn't seem to do anything
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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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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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LARK STUDIO
Is lark studio only works for programming of RAM?? does any functionality of QSPI test by the means of lark studio (if so can you share a project file)?? Can ADAU1861 can be selfbooted by the means of
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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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Unconventional application of the ADAU1452 audio processor
I used an audio processor in a non-standard way for a metal detector. I want to be able to select a project (program) that will be loaded into the ADAU1452 from EEPROM by pressing buttons connected to
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SigmaStudio move to 192KHz from 48KHz
I've been asked to reconfigure our dev board to 192KHz from 48KHz. So I decided to start with the eval board first. I asked AI for some help with this but it gave most of the registers different names
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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