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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (101 topics).
101 topics · 512 messages
Filtered by: #i2s ✕
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Shift incoming I2S data left 7 bits
For reasons that are too long to explain here, the I2S data is arriving (logically) shifted right 7 bits. This is fine because it's really just 16 bits of valid data. Before I can use the data I need
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Help with Measuring Input Volume and Setting that Volume as Output
Hello all, I recently bought an ADAU1467 Eval Board and, as a newbie to this kind of thing, am trying to get familiar with this tech and the SigmaStudio software. I am trying to make a schematic in Si
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ADAU1701 i2S in/out help needed.
Hi All, This is the setup : Source : WM8805 v4, master / i2S-24bits DSP : Wondom APM2, crystal removed, MCLK wired DAC : ES9018k2m PSU : Meanwell 5v, common ground Player : REW sound generator, 2 chan
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MCLK issue and replicable Adau chip
Hello every , and Hello DAVE, I look into this ADIEngineerZone for long time, but this is my first time post here. I have a Bluetooth project using Adau1761, the Bluetooth chip cannot generate MCLK to
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EVAL-ADAU1452REVBZ - no serial output
Hi, I have been testing the EVAL-ADAU1452REVBZ with 2-channel SPDIF input, and following that I2S, via ASRC, and was previously getting audio out via both 3.5 mm analogue outputs, as well as via SDATA
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Issues with serial input ports
Hi all, I'm having trouble getting the serial input ports other than the first one to work. This is my setup: Serial input port 0: it's connected to an ADC that acts as an I2S master. Serial input por
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I2S signal on SDATA_IN0 in SigmaStudio+ configuration not working
Hi, I recently bought an EVAL-ADAU1467Z rev. B board and I would like to process an external 48Khz, 16bit, 2channel I2S signal that I've connected on header J8 to SDATA_IN0, LRCLK_IN0 and BCLK_IN0. Th
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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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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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Clock sharing for multiple I2S SDATA Outputs
Hello, For a multichannel project I am using all 4 serial data output ports of an ADAU1466 DSP, each sending 2-Channel I2S (or potentially multichannel TDM) audio data to one of four DACs (expectig 3-
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ADAU1772Z selfboot questions
Hi, I'm back working with the ADAU1772 eval board along with our Audio Precision APx555 and I am finding some behaviors that I have questions about. 1) Say I play with the SigmaStudio registers and ge
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ADAU1701 and multible i2S inputs
Hello again, I mangaed to get a APM2 from wondom (ADAU1701) up and running with a PCM5102 DAC from aliexpress and a WM8782 ADC from Audiophonics. This is all described in detail here: ADAU1701 as mast
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ADAU1701 ,sampling rate in complier and SR0,SR1 relation to i2s streaming rate
Anyone can explain ,What happen with my system? or i doing wrong? My experiment is have 2 streaming I2S 96Ks and 44.1 ks with my adau1701 slave mode that mean MKCI is 24.576 Mhz and 12.288 Mhz. my ada
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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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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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external ADC and ADAU1452
I have connected a simple stereo ADC : ADC Analog to Digital Converter WM8782 I2S 24Bit from https://www.audiophonics.fr/en/devices-hifi-audio-adc/adc-analog-to-digital-converter-wm8782-i2s-24bit-192k
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ADAU1961- I2S testing options
Hi, We use the ADAU1961WBCPZ In the Jtag station we check the digital signal of our system. The Codec ADAU1961WBCPZ does not have Jtag lines. However we use to toggle the lines in Boundary scan and th
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ADAU1701 I2S output to PCM5102 DAC
Hello! I've been working on creating a 5-channel speaker system with the Dayton Audio KABD-430 (which uses the ADAU1701 chip) for some time now, and I've been having a lot of trouble with the 5th chan
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ADAU1467 eval and 6 I2S microphones
Dear developers, I am trying to connect 6 digital microphones to the adau1467 evaluation board. The microphones are all INMP441 on a breakout board. They are connected to SDATA, LRCLK and BCLK at IN0
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csr867 i2s connection with adau1401 not working properly
I have a CSR8675 Bluetooth module with I2S output that is connected to my ADAU1401. Data is connected to MP0, LRCK to MP4, and BCK to MP5. I have then configured the GPIO in sigma studio. When I conne
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ADAU1452 serial port is 16bit but calculations are 32bits
Hi, I am working with the ADAU1452 on the Sigma Studio 4.6, I stream to its serial input ports accelerometer data (3 axis of adxl317). The accelerometer is configured to output each channel as 16bit d
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ADAU1787 I2S output?
I want to use ADAU1787 for use in a stereo 2-way application that utilizes I2S input, and output by I2S and both DACs. The problems I have run into: Using SigmaDSP Serial Audio input, no signal is com
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Using I2S Audio Breakout as a subwoofer out (RCA) on ADAU1701 (KABD-430)
Hey guys, I’m working on a project where I’d like to include a subwoofer out to my KABD-430. It only has a I2S digital output available. I looked online and I couldn’t find much other than the SparkFu
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Master Control Port XML works in realtime link-compiling but not after boot
Hi, I need a help with my SS project: I'm using a Master Control Port Boot to write some register configuration to my ADC and DACs When I use it in realtime link-compile-download, works very well, but