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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (4 topics).
4 topics · 20 messages
Filtered by: #admp421 ✕
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ADAU1761 setup for digital microphone
I have setup an ADAU1761 to work with a digital microphone ADMP421. The microphone input signal works fine and I can route it to the serial port or the SigmaDSP processing unit. However, I am still wo
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Can you capture audio with EVAL-ADAU1761Z?
I'd like to capture the audio with my digital ADMP421 microphones on my EVAL-ADAU1761Z board. Is this possible? If not, does Analog make an eval board that works the ADMP421 microphones? Thanks, Ross
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ADAU1761 ADC HP Filter taking too long to settle.
I am developing a system that makes use of the ADMP421 MEMS microphone and the ADAU1761 audio codec. I have been troubleshooting a problem where there is a large bias to the audio signal and I was inf
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Configuring ADAU1761 to work with ADMP421?
In SigmaStudio, there is a Hardware Configuration option to enable Digital Mic. After that is enabled, does the mic signal from the ADMP421 eval card simply come in to a regular input block on channel