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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (27 topics).
27 topics · 149 messages
Filtered by: #adau1701+sigmastudio ✕
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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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ADAU1701 filter theoretical gain curve vs measured oscilloscope output mismatch
Hello, We are currently using ADAU1701 + SigmaStudio to design multi-stage IIR filters for hearing-loss compensation. During our experiments, we noticed that the measured output voltages on the oscill
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Muting with adau1701
Hi guys, I'm trying to learn how to use sigmastudio through online guides but I can't find all the explanations based on the functions that are there. Also, many times I don't know what a function is
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sigma studio project
Does anybody know how to find this file (adau1701_dockingstation.dspproj)? tks Audio Signal Processors Audio Products software sigma studio 4.7 SigmaDSP Audio Processors adau1701 sigmastudio adau1701
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Finding a contractor to create a SigmaStudio cell
I've found the ADAU1701 to be an extremely capable entry-level chip to get things done in SigmaStudio, so much so that I am planning to use it in a commercial product. In my current project, I use a p
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Can ADAU1701 to use a software flag?
Hello, I want to use flag to indicate some status when I detect something. I can use MP pin for GPIO hardware indication to outside MCU controller. Here is mine 1701 pin setting: Currently, I have 4 G
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SigmaStudio version 4.2
Hello, I developed for the 1401/1701 DSP, firmware but discovered compatibity issues using a higher version (from 4.5) of SigmaStudio when flashing the EEprom. Some algorithms dont function properly.
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Verifying ADAU1701 input and output levels?
Hi all, I've been using the ADAU1701 chip in a speaker project and for the most part things are working as expected however the audio seems to get attenuated on the output ( only able to confirm this
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2 ADAU1701 AND 1 1 I2C LINE
Hello, there. The card I designed includes 2 ADAU1701, 3 tanae EEPROM and 1 processor. They are on the only I2C line to communicate with each other. I've made and run software for 1 Adau in the Sigma
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ADAU1701 STM32
Hello. I want to use ADAU1701 DSP with STM32 processor. I want to read and use features such as sound on/off, increase and decrease over the processor. Is there a source code for this? Should I use th
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ADAU1701 audio ADC DC offset
Hi ! We are using both audio ADCs of the adau1701. The DSP program is a simple mux allowing us to use either the analog or serial inputs of the DSP (see picture). We are using DIG0 and DIG1 to send bo
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ADUA1701 No Sound sigmastudio
Basically i'm having a strange thing where, when i add certain somponents in and download it. it just stops producing sound. For example, if i use double presicion crossovers rather than single. Or in
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ADAU1701 - Exported system files are way too big
When exporting system files for my SigmaStudio code, the compiler of course knows the data and parameter RAM utilized by my code, but when the system files are exported, the arrays for the program and
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pid closed loop feedback control
(Beginning is extra information, my question related to the PID part) Dear forum member, I am designing a closed loop system using SigmaDSP and external hardware. Basically, we take the input signal f
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What is the Adjustable Low Pass Filter "Step" mean?
Hello guys, Can someone help me to understand what is the " Adjustable LPF " function block which has one parameter call "step", what is this actually work at? I am using ADC to adjust the Low pass fr
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SSB MODULATOR UPPER AND LOWER SIDEBAND
Using an ADAU1701 I try to make an SSB modulator to obtain with the frequency of 32768 hZ 2 transmission channels Upper and Lower.sideband. Something does not work, surely the modulator setting is not
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USB communication failure with SigmaStudio 4.0 and USBi Converter EVAL-ADUSB2Z
I am trying to "Link Compile Download" with SigmStudio 4.0 on my Windows 10 laptop (Lenovo T570) to communicate with the ADAU1701 on my PCB. I am using the USBi Converter EVAL-ADUSB2Z. When I execute
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NOISE REDUCTION FOR AVDD ADAU1701
Hello everyone, do you think that by inserting a filter on AVDD as visible in the attached image, it is possible to improve the noise on the internal analog circuits on ADAU1701 more? Thanks Piero Aud
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LAYOUT EVAL-ADAU1701MINIZ
Hello everyone, some of you know where to find the layout containing the various traces of the printed circuit of EVAL-ADAU1701MINIZ Thanks Piero Audio Signal Processors eval-adau1701miniz adau sigma
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Links between 2 ADAU1701
I have already asked this question but I did not have any answers, I hope to make it more fortunate Hello everyone, i need to know if these connections are accurate to work together 2 ADAU1701. Some q
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Send an address with I2C according to a specific voltage value applied to an ADAU 1701 DAC
I have to read 5 different voltage values on ADC3 of DAU1701. I thought I would use a VCO as an attached figure and then convert the frequency into a specific address corresponding to each single freq
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One quartz and one eeprom for two adau1701.
Hello everyone. I would need to use 2 ADAU1701 in the same project. The first use a sample rate at 96Khz the second at 48Khz. 2 questions: 1) you can derive the clock for the second ADAU from the firs
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N-Channel Compressor Ext. Detect question
Hello guys, I have one project to use multi-channel signal and I need a limiter to limit the signal, now the 4-channel signal input to the N-Channel compressor like the below picture: my question is a
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How to design Shelf and Butterworth HP or LP 6db/oct, 12db/oct filter?
Hello everyone, I search the SigmaStudio wiki, and I still not figure out how to make a filter that contain db/oct design If I want to design a High or Low pass Shelf / Butterworth filter with db/oct
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The theory of “Compression Ratio“ in“”Dynamic bass boost “of ADAU1701?
How different raito values will have an effect on the output？some more detailed explanation，Thanks！ Audio Signal Processors SigmaDSP Audio Processors adau1701 sigmastudio adau1701