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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (9 topics).
9 topics · 45 messages
Filtered by: #arm ✕
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Problem when generating tones (other frequencies appear)
Hello, We did some research with the evaluation board of the ADAU1452 and we managed to implement some great delays that we were needing. We are now re-designing the SigmaStudio project (in older proj
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USBi arm64 driver ?
Hi, You are probably aware of the rise of ARM based computers such as some Microsoft Surface devices or M1 Macs running "Windows on ARM" as a virtual machine. Sigma Studio will run on these devices vi
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Is it possible to offload FIR processing to the RPi 4 NEON SIMD from the ADAU1701?
So my thought is this: since the Sharc came out, there have been advances in process and architecture making the number of coefficients that can be processed through NEON on ARM greatly increased over
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Generating overtones with fixed phases in SigmaDSP processors
Dear colleagues! I would like to share my experience in generating overtones (harmonics) of the sine tone with fixed phase relationships in SigmaDSP processors. For example if we need to generate sine
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sigma studio sub harmonic synth documentation missing
Hi I have tried using these blocks in an ADAU1701 without any apparent success, In desperation I went hunting for any documentation but there is NONE!! not even in https://wiki.analog.com/resources/to
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Too much THD with MIXER on ADAU1701
Hi Everybody! My design is for a subwoofer system consisting of a mixer stage mixing the stereo input feeding an equalizer, with LPF further down feeding the compressor/limiter. When tested using AP e
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Intermodulation Distortion with AD1938
I'm working on a project that deals with voice signals and must meet Voice Grade 8 requirements. Most of the requirements are met except for the intermodulation distortion. I'm using an ADAU1442 proce
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ADAU1442 Flexible Audio Routing Matrix (FARM)
In the users guide for the ADAU1442 evaluation board I do not find any mention of the FARM. Does anyone have instructions or examples of how to program the FARM in SigmaStudio? I am trying to implemen
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ADAU1761 ADC_SDATA in Slave mode problem
I'm connecting an iMX28 processor to an ADAU1761, using the Linux driver from Analog Devices. The ARM CPU is outputting the BCLK and LRCLK signal, and I set the CPU as master and the codec as slave. T