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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (189 topics).
189 topics · 984 messages
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External EEPROM configuration
Another challenge in digging through available documentation. I read the doc on controlling using an external EEPROM. I have an AT24256 chip on a board with the A0-2 select pins. The write up says the
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Request for Review of Audio Speaker Architecture Using ADAU1401
Dear Analog Devices Support Team, I would like to ask for your support to review the audio speaker architecture of our design and confirm whether the proposed concept is technically sound. System over
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AEC rating?
Datasheet doesn't indicate an AEC rating. Is it AEC-Q100? adau1401a Audio Signal Processors Datasheet/Specs SigmaDSP Audio Processors
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Inquiry Regarding ADAU1401A Application (I2S Connections)
We are currently reviewing the implementation of the ADAU1401A in our project. We have selected this part as it appears to offer the desired features at a cost-effective price point. Our initial plan
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DSP freezes for LRCLK_IN and BCLK_IN tied with LRCLK_OUT and BCLK_OUT
I am trying to connect the ADAU1401 digital audio input and output to an STM32H7 microcontroller. I am setting the ADAU1401 as I2S master to transmit and receive audio streams. I've read in the datash
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ADAU1401 Connection with PCM5102A Troubble shooting
Hello there, I have recently created my first project in sigma studio for an amplifier I am putting together. The Project had been running fine using the DAC's Build into the ADAU1401 however I have b
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How to start simulation with SigmaDSP ? (for beginners)
Hi, I am a beginner with DSPs and I try to use an ADAU1452+DS42448 board. I have just bought the board and I try to use it, but it is another story !! Dave and Bob said that this DSP is the best one f
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AGC
Hi, Many thanks to you for this schematics. I try to make a system to help the earing impaired people to watch TV. For those people (I belong to this group) : "I can ear something but I don't understa
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adau1401 miniDSP wont properly boot analog signal inputs upon start, need help
Hello there, First of all im apologising if my question is too trivial or misplaced into wrong place of this wonderfull web-page, which im newby at. Long story short, iv got myself a ADAU1401 minDSP d
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Hello, can I connect both adau1401 and adau1701 ic at the same time to use the same usbi?
Hello, can I connect both adau1401 and adau1701 ic at the same time to use the same usb? If so, how can I do it and can I replace usbi with esp32 to connect the two devices? Audio Signal Processors ha
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ADAU1401A Noise level difference in case of Analog IN and Digital IN
Hi, ADI Support Team I am currently investigating the difference in noise levels at output between the analog and digital inputs of the ADAU1401A. When mute (No Slew) is executed during analog input,
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Equalizer
I want to make an equalizer with the ability to change parameters in real time, I use medium EQ, but when I boost certain frequencies, the level of the output signal increases, how can I equalize the
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SigmaStudio Tone control
Good morning, I really like the algorithm in the attached picture and I would like to be able to set it using external devices. Unfortunately, I noticed that when turning the treble/bass knobs, not on
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super bass alway make bass clip, how to control it?
final.dspproj I use the superbass function on the ADAU1401. I combined several mute ports to identify parts causing signal clipping. I ensured that the input and output gain on the ADAU1401 chip were
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Change input/output signal by push button
Hi Everyone, Can use a push button that when pressed and released will change the input signal, and when pressed and held for about 3 seconds will change the output signal. Thank!! Audio Signal Proces
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Serial Port Correct Settings
Dear Dave, Team, We are interfacing A2B with our ADAU1466 Evaluation Board . The flow is as follows A2B Main (running TDM16 @ 48kHz) -> A2B Sub Node(running TDM4 @ 192kHz {Increased Data Rate Feature)
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TDM4 Unexpected Output
Hi Team , We are faced with a strange predicament while using the ADAU1466 Evaluation Board We are using two boards, one is the Clock Master and the other is the clock slave . I would have loved to sh
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i2s from QCC5125 to ADAU1401 not working proply
I am developing a diy project using i2s signal from qcc5125 (can emit mlck pulse) into adau1401, I have tried configuring i2s signal in many ways, but the result is very large output, broken signal. s
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how to implement auto gain according to the frequency using ADAU1701
Hello all, we want to implement metal loss correction acc.to the incoming frequency. the adjust step is 0.1db/octave. I used the crossover to split the incoming frequency into low frequency and high f
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Pin output sequence for power on and shut-down amplifier section
Hi guys. I would like to make a logical sequence to turn on the amplifier section with my 1701s. When I generate the start pulse (I use the encoder button) I need two outputs. The first output goes hi
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Linux programing
I read here that AD was working on Linux software for programing DSP's. But that was back in 2021. Any updates? Thread Notes NOLA - Moved from SHARC Audio Module to SigmaDSP Processors & SigmaStudio D
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SigmaStudio help and AGC(automatic gain control) implemented on ADAU1401
Hello All, I'm working on my first ADI project via SigmaStudio, and got some questions need your support. Here are my questions: Q1. SigmaStudio 4.7 was installed on my laptop(windows 10), but there i
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ADAU1401 with PCM5102 DAC, BCLK missing
UPDATE: My scope was not good, later I managed to measure properly. DATA, LRCK, BCLK frequencies+voltages from the ADAU ok. But maybe i found what cause the issue: PCM5102 voltage pins: - pin 1 CPVDD:
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Reading parameter data on ADAU1701 via microcontroller
I'm aware that the standard way for reading data from the ADAU1701 is via readback cells. But can I read parameter data I've written, just with I2C memory access? For example, if I safeload write a ga
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Wrap/return to zero index when index count is exceeded
Hello, How to "wrap" index in "Index Lookup Table"? I use two buttons - one to increase the index, and the other to decrease. This is how I select the eq curves. I'd like to limit it to one button, on