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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (46 topics).
46 topics · 202 messages
Filtered by: #adau1450 ✕
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Unable to selfboot
Hello Everybody, I use ADAU1450 in my own design, which is based on my last project which used ADAU1452 (which is flawless). E2prom is 24LC512, I2C is used for USBi and EEPROM communication. SS_M is t
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Help with configuring adau1450 registers using I2C
I want to use the STM32 microcontroller to configure the ADAU1450 DSP registers using I2C. I have tried to follow the steps for configuring this DSP registers as explained in Table 27 of the ADAU1450/
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ADC input with unexpected value
I am working with an ADAU1450 and use 4 ADC inputs as volume control. If the volume control is full open I will have 3.25V DC on my ADC_0 input of the DSP. But when I read the value in the software I
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SPI boot address
Hi, I am working on an application with a ADAU1450 and SPI boot memory. The hardware is quite similar to the EVAL-ADAU1452 and seems to work ok, now I want to write code in the boot EEPROM. A added th
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ADAU1450 save parameters to the EEPROM
Hi everyone! I'm working on a very interesting project. This project is based on the dsp adau1450. The main board has 8 channels adc and dac. Also this project has one more board, it's remote board fo
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DSP with Pwr output
Hello, I am working with a customer who is interested in our DSPs parts for a 2-way active speaker system. He is looking at ADAU1450 and ADAU1452 at the moment. He is asking if we do have any other op
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SigmaStudio for EVWSS
Hello, I am completely new in SigmaStudio, I would like to develop a electric vehicle warning sound system using SigmaStudio, It will be very helpful you guide me how to start on the same. Thank you
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ADAU1452 PLLFILT application Consult
Hi ADI Tech Support, Some questions about the application of ADAU1452 need to consult, thank you! 1. Currently, the description of PLLFILT foot connection is not very clear in the specification. Pleas
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Interchangeability of ADAU1452/1451/1450 and ADAU1462/1466
Hello, As said in ADAU1462/1466 datasheet, it seems to be compatible pin to pin and in registers to the ADAU1452/1451/1450. I would like to know if this is really true and (with a reduced signal proce
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Are writes with IPAT in ADAU1450 done at the end of a sample?
Hello All, I think I want to use the IPAT to set 6 gain values in one trigger event, as explained in https://wiki.analog.com/resources/tools-software/sigmastudio/usingsigmastudio/indirectparamaccess B
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ADAU1450 multipurpose ports MP0/1/2/3/6/7 LED drive?
Hello all, The datasheet of the ADAU1450 states that digital output ports cannot be used to drive a LED (page 8: $Electrical Characteristics, Digital Input/Output). Nothing is said explicit about the
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I2S Mixer
Hello, I want to mix 8 I2S iput signals in any combination at 10 I2S output signals. Is it possible with the ADAU1450? Audio Signal Processors adau1450 SigmaDSP Audio Processors
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Sigmastudio adau1450 Dynamics compressor overlap filter
How can i know the overlap filter type? Audio Signal Processors adau1450 SigmaDSP Audio Processors
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Different behaviour on ADAU1450 and ADAU1452 with external SPI delay
Hallo guys, we're developing an application based upon the ADAU1450 including the external SPI memory for additional delay (23LC1024-I). Although the same project works well on the ADAU1452, it doesn'
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RS output is not stable when using ADI surround algorithm
We use ADI surround algorithm to transform 2ch input to 5 ch output on ADAU1450 which ran on EVAL-ADAU1452MINIZ. The following schematic is what we used: For ADI Surround algorithm, the parameter sett
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Issues with delaylines on the ADAU1450, using sigmastudio
Hi, One of our customers is working with the ADAU1450 and Sigmastudio 4.2, having some issues with delay lines and the initialisation: First problem is about the delay and the size of the buffer. If w
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ADAU1450 Volume Control
I did a volume control test in the ADAU1450 and found no way to control the volume output (only no output and 3dB 2 results)
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Popping Noises with the ADAU1450
In my project I used the ADAU1450 to self-boot. I‘m having trouble with popping noise when I switched EQ. I have used DC-BLOCKING in my design. I also tried to mute before switching data, but these ef
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ADAU1450 master interface read/write
Dear everybody, Could any one help to check the project,(see below link). why the master interface read/write module don't work correct? https://www.dropbox.com/s/k2v0qq82veitt91/ADAU1450%20template%2
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Lookup table differences between Sigma3.11 & Sigma4.1
Hi all, I'm translating a project for ADAU1450 to ADAU1452 and I need to use Sigmastudio4.1 to support it. The previous project was compiled in Sigmastudio 3.11 and actually I'm finding some problems
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ADAU1450 Volume with External ADC control not working, please help
Hi guys, I have configured the schematic using ADAU1450 in which I am facing a great difficulty in making the external DC volume work. I am using Log lookup table and not clear on what values I should
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I2S signal frequency relation between ADAU1450 & AK4621, please verify
Hello I am running ADAU1450 in FS 96khz mode along with Codec AK4621 configured for the same sampling frequency mode. I am getting below readings MCLK 12.288 MHZ LRCLK 96 KHZ BCLK 6.14 MHZ SDATA_IN3 7
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Does divide component adau1450 ceil and/or floor outputvalues?
Hi All, Where can I find what happens when I use the divide component in the adau 1450 and input 0.05 on the Dividend (pin 0) and 0.000001 on the Divisor (pin 1) ? the result would be 50000, only 8.24
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Manually setting I2C addresses of components in SigmaStudio
Hello all, I wondered if it is possible to set the I2C addresses of components manually in Sigma Studio. In my project I have some DC generators I want to set every 100ms which I have to do with safel
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DM0 and DM1 after reset in ADAU1450
Hi all, A while ago, I posted a question about the state of the RAM registers in the ADAU1450 after reset: DM0 and DM1 RAM content after RESET ADAU1450 Dave responded that RAM is initialized just befo