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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (251 topics).
251 topics · 1224 messages
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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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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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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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ADAU1467 TDM16 problem
Hello, I'm working on a custom A2B subordinate board. The subordinate transceiver get 16 streams from A2B network and generates a TDM16 towards a ADAU1467 with the input serial port 1 configured like
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Instruction Definition
It seems the ADAU1701 can perform 1024 instructions at a 48KHz sample rate. I have looked at the software description for Sigma Studio without spending a long to looking. Can anyone tell me what an in
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Checksum error using interface write
Hi everyone, 2 years ago I started a thread with the same problem. Due to my routine, the project became a dust collector haha.... So, now I'm back and spend more 30h trying make this work, without su
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Output delay and other timing specs of ADAU146x audio serial ports (and SPI)
Hi, I'm trying to cross-check the timings of various high-speed signals (SPI and audio TDM) between chips that are interfaced on our board, specifically the ADAU146x, AD2428, and our host SoC (TI AM33
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SPDIF Fs Support
Dear Team, Can anyone please confirm if the EVAL-AD2428WD1BZ Board's SPDIF supports 192kHz Fs or not . Regards, Zayn Audio Products hardware eval-ad2428wd1bz Automotive Audio Bus (A<sup>2</sup>B®) ad2
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process structure in 1787 fast dsp FDSP
What is the process structure, with respect to number of bits in internal datapaths and memory and accumulator, used by the 1787 FDSP when executing a series of consecutive biquads? I imagine it is si
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Microphone MI-3111 doesn't work
Hello, I have an adau1467 eval board. I connected my MI-3111 microphone and stereo output to the board and read the adau1467 user guide. But I want to get sound from the microphone and output from my
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ADAU1452 SPDIF IN at 192Khz possible?
Hi, I am failing to receive SPDIF signal with sampling rate above 96kHz, is that possible with ADAU1452? Edit Notes . [edited by: zdr at 1:37 PM (GMT -4) on 29 Mar 2024] Audio Signal Processors adau14
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i2s delay chain from input to output
Hi, in these days I'm testing the ADAU 1761 codec connected in I2S with an FPGA that generates the stimulus signals in order to check the behaviour of ADAU. The FPGA genearate a I2S toward the ADAU wo
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Sending I2S from DSP to external DACs
Hi, I am trying to send I2S signal from DSP to external PCM1794 DACs. MCLK is sent out correctly from CLKOUT at 24.576MHz, but nothing else is getting out from serial outputs. What am I missing? Signa
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Sigmastudio+ Real-time display capture rate
Ahoy there, I've just moved over to Sigmastudio+ from sigmastudio. Is there any way to increase the polling/read rate of the real-time display? As it stands it's far too slow to capture the sorts of t
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Analog output observation with Serial Port 0 &1
Dear Team, We have the observation in Analog output of Serial Port1 is dependent with Serial Port0. Please find the below details. Sample project is attached. Please check is this expected. Serial Por
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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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SigmaStudio+
A delay of 500ms is required, divided into DM0 and DM1 blocks, but the total is still not more than 20480. But SigmaStudio software is OK. Audio Signal Processors adau1452 Audio Products software Sigm
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DC value output
Dear Team , I am using the DC block from Sources in Sigma Studio v4.6.I am using the default Sigma Studio settings and with SPDIF Transmitter enabled. Now when I send a value AAAAAA to SPDIF and chcek
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Pops when switching banks
Hi, I am currently working with ADAU 1787 fastDSP specifically with bank switching to change the gain in a smooth way. After trial and error, I have figured out that when switching banks, the Dynamic
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First use of adau1452 - how to check basic operation
Hi Folks, I am trying to start newly soldered adau1452, but not sure if it's even working. USBi adapter is green and seems to be communicating, but eeprom read/writes fail, and seeing some conflicting
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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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Stereo weirdness using one channel on 2-way speaker
Hi all, I'm climbing the sigmastudio learning curve, running into conceptual/vocabulary issues trying to use search. Goal: 2-way portable bluetooth speaker. No line in. 2x30w Dayton KABD board with ch
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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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Donwsampling and Upsampling ADAU1467
Hello all, I am trying to do a simple factor 4 downsample and upsample in sigma studio. I have made the FIR butterword filter for the antialiasing. however, in the output I am encountering aliasing in
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RPmsg initialization fails, communication impossible.
Hello, I need information to help. I am developing on a custom board with ADSP-SC587. In this system I need one ARM and two SHARCs to communicate with each other and also SHARCs need to communicate wi