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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (276 topics).
276 topics · 1372 messages
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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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ADAU version that supports noise reduction
Hello everyone. I have a sealed plastic enclosure, 80 x 40 x 20 mm, with a 1.5 mm wall thickness, made of ABS plastic. I need to convert the front panel into a highly sensitive microphone. I used a pi
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Unable to download SigmaStudio+ 2.3.0 or 3.3.0
I tried downloading both SigmaStudio+ 2.3.0 and SigmanStudio+ 3.3.0, but the web site continued in an infinite loop, asking to Accept the agreement, which led to the download button, but clicking the
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IPAT-Inquiry Regarding Fixed Parameter Addresses
I understand that IPAT provides a way to access parameters through fixed table entries rather than directly accessing variable memory addresses. However, I'm still facing a practical challenge in my i
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How to enable second page of DM?
Hi, I'm experiencing an issue with writing to and reading from the upper page of DM0 memory on my ADAU1467 devices. Current Setup: I have two ADAU1467 DSP chips controlled by an STM32F446 uC via SPI.
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how to wire an external DAC and to make it output some sound using an app made with sigma studio 4.7
hello, I have an eval_adau1467Z board, I am able to implement various use cases in it, like using toslink input, doing 2 way crossover and outputing low pass audio to channels 0&1 and high pass to cha
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Residual Echo Supression module not showing in toolbox
Hello all. I want to try the Acoustic Echo Cancellation (AEC) and Residual Echo Reduction (RES) modules. I downloaded the plug-in via the Add-Ins Manager, after that the trial AEC module appears in th
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Issue with external MCLK
Dear Community, I am experiencing a weird issue with the clock settings setting up an ADAU1467. When I apply an external 24.576Mhz clock to the MCLK Pin the bitclock I see on the serial outputs is too
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Help with ADAU1466 + XU316 USB Transport + Dual PCM5102A DACs (High Sample Rate / Low Noise Setup)
I’m working on a project where I want to bring USB audio into an ADAU1466 developer board and then send processed outputs to two PCM5102A DACs, one dedicated to a subwoofer and the other to stereo des
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Conditioning/filtering of noisy AUXADC input
Hello EZ, I have build a DSP using the ADAU1466. It has been working great for a while know. However, I have mooved it to a new case with a significantly longer wire run for the potentiometer that is
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Problem with ADAU1452 and SigmaStudio 4.7, audio amplitude oscillates uncontrolled
Hello, We've been using for a long time Sigma Studio with a ADAU1401A for an old project. We upgraded to the ADAU1452 for having delay functions, and we re-made the program to be the same. We've encou
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Possibilities for mixing SPI and I2C devices on the same Master Control Port?
I am currently designing the schematic for a DSP Board including the ADAU1452, CAT25512XE EEPROM, LM63DIMAX temp sensor, AK5574 ADC and AK4458 DAC. I am wondering if it is possible to mix SPI and I2C
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Master control port registers for address width and value?
Is it possible to set the SPI address width using the DSP control registers? I'm asking about the 2-byte (16-bit) versus 3-byte (24-bit) address variations. On a similar note, is it possible to set th
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Adding some information that is missing from the DSP checksum calculation documentation page
The DSP Wiki page at https://wiki.analog.com/resources/tools-software/sigmastudio/toolbox/basicdsp/checksum discusses how to calculate the checksum for a running DSP but some important information was
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MFxLMS growth
Hi, I'm not quite sure if this is the right place to put forth my question, if in case it's not here please do direct me to where i can find answers to my question. I'm currently working on an ANC pro
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ADAU1701 IIS input 192Khz signal to enable filter, DAC playback has noise
Specific operation description: As shown in the schematic diagram above, currently only one General 2nd filter is added, set to hpf and 60Hz corner frequency. Set the sample rate to 192K and the DSP c
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Unable to selfboot
Hello Everybody, I use ADAU1450 in my own design, which is based on my last project which used ADAU1452 (which is flawless). E2prom is 24LC512, I2C is used for USBi and EEPROM communication. SS_M is t
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ADAU1701 - Multiple I2S signals
Hi, is it possible to input two I2S sources (same sampling frequency) into an ADAU1701 DSP and mix them to the final output? Thanks in advance for any reply! Audio Signal Processors dsp hardware i2s m
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adau1701 max in and output
Hello! I would like to know more about the capabilities of the ADAU1701. The DSP can handle 6 inputs and 6 outputs at the same time? I would just put a delay on some output channel. In addition, I wou
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Can the ADAU core write values to EEPROM? How can I write the Toggle Counter value?
Hello, I use a button to increment the index in the 'toggle counter', and this index selects the equalizer curve via 'index selectable filters'. Everything works as expected, but I don’t know how to w
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SPDIF RCA/Coax interface understanding
Hello EZ, Here I am with another question thats probably really stupid. I'm a mechanical engineer deeping my toes in audio electronics so please bear with me. I have sucesfully designed a PCB that is
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Getting started with sigma studio
I need to make basic program in sigma studio for codec adau1761 custom board, export it as c program. Pls suggest how to get started? Thanks. Audio Signal Processors software SigmaDSP Audio Processors
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ADAT Lightpipe with Serial Port and external Logic
Heiio community, I want to send 8 audio channels via ADAT from a sigma DSP to PC. After reading this discussion https://ez.analog.com/dsp/sharc-processors/f/q-a/61533/sport-and-adat I came up with an
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Linux driver
Looking for a Linux driver for ADAU1467. Can't find on https://wiki.analog.com/resources/tools-software/linux-drivers-all. Google searches haven't helped. IDK whether all audio drivers are ALSA but I
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Anti Noise Setup for machines (ANC) with EVAL-ADAU1467Z, problems with broadband recordings
Hello Forum, we are using an ADAU1467 Evaluation Board to build an ANC setup in an anechoic chamber (for testing purposes). We are using big JBL Boxes and play back a broadband recording of a machine.