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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (37 topics).
37 topics · 120 messages
Filtered by: #4_2e00_5 ✕
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Issues understanding the running average block
Hello thank you for taking your time to read my issue, I am attempting to design a logic flow to distinguish between two signals of the same amplitude (Value = 1.0): A sustained pulse with a duration
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Runtime Delay Adjustment Causing Unexpected Glitch in SigmaStudio 4.5
I'm using multiple simple Delay blocks to offset separate data flows in a SigmaStudio 4.5 project. ___________________________________________ Example Setup: SourceA --> DelayA --> SourceA_delayed Sou
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Second-Order Medium EQ Filter Output Observations
Hi Team, We are working on the EVAL-ADAU1452REVBZ board using a second-order filter implemented with a Medium-Size EQ filter in double precision mode (without slew). When we vary the gain, we observed
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SigmaDSP Standard RMS Compressor Algorithm Reference
Currently using the standard independent RMS module to implement Dynamic Range Compressor/Limiter Now, I will describe the specific situation in detail The transfer function of the current compressor
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ADAU1701 IIS input 192Khz signal to enable filter, DAC playback has noise
Specific operation description: As shown in the schematic diagram above, currently only one General 2nd filter is added, set to hpf and 60Hz corner frequency. Set the sample rate to 192K and the DSP c
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SigmaStudio+ user interface
Hi, SigmaStudio+ has an ancient user interface. Please develop a new useful and flexible user interface. If possible, the VSCode interface is better and more modern for all users. Best Regards, Audio
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Distorted Sigma Studio Module
My group has been working with one sigma studio dspproj for some time, adding and tweaking various parts. Recently we found that whenever we add a module, either from the toolbox or copied from the pr
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Inadvertent Value change on Hovering Mouse over Sigma Studio GUI
Dear Team, I am using Sigma Studio v4.5 and ADAU1466 Evaluation Board. It has come to our notice that the values in Sigma Studio GUI changes automatically while hovering the mouse over it . At times,
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POP noise observation in Analog output (Codec)
While interfacing 2 'EVAL-ADAU1452RevBZ' boards, pop noise is observed in Analog output. Please find the attached code package and analog output recorded waveform. We have doubted, this is due to cloc
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Mute (No Slew) Unexpected behaviour.
Dear Team , We are using the Sigma Studio ver4.5 and ADAU1466 board . We have the Sampling Fs = 192 kHz . The Code is a Simple passthrough code with Flow as described below: SPDIF Input -> Mute (No Sl
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Filter Boost Gain is wrong
Dear Team, We are using the following Filter Module When using the Filter , we have observed that when setting the gain in the slider , there is always a -5dB difference from expected. Can you confirm
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ASRC RAMP MAX Override option in ADAU1466 Processor
Hi Team, I have a query in 'ASRC RAMPMAX OVR' Configuration enabling in ADAU1466 processor-based code. Please support. While 'ASRC RAMPMAX OVR' Configuration is enabled and value set as '-12', around
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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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Adau 1701 TCPip dll protocol changed since Sigmastudio 4.5
Hi everybody, there has been a change in tcpip.dll since Sigmastudio 4.5. A simple read of two bytes that worked perfectly in 4.5 is no more working in 4.6 and 4.7. In sigmastudio 4.5 you can seee cle
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Self booting is not working in ADAU 1452
Hi Team, Self booting is not working in both ADAU 1452 Rev BZ and ADAU 1452 MiniZ sigma dsp boards for Analog Audio inputs. but self booting is working for Sine inbuilt input and spdif input. Below ar
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Sigma DSP Audio Output Stops
Dear Team. I am trying to interface my ADAU1452 REV BZ board with another SHARC hardware as shown below: These are the settings in Sigma STudio . Issue occurs once I connect the GND or SDATAOUT0 pin t
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Query regarding Tone burst module
Dear Team, We require the following information regarding Tone burst module available in Sigma Studiov4.5 Toolbox. We have observed that there are two Tone Burst Generators : Sweep Log with (on/off) s
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SPI Read Module for Block Shematic
Dear Team, The data in EEPROM memory can be read in schematic using SPI Read module. But in Block schematic there is no equivalent spi read Module. How to read data in EEPROM memory in block schematic
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Custom boot support in Sigma
Dear Team, In SHARC Processor, Custom Booting is supported. Can we Implement custom booting in Sigma DSP ADAU1452 processor? If supported, please share the procedure for implementing Custom Boot in Si
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Execute-In-Place(XIP) mode support in SigmaDSP Processor
XIP mode, allows software code to execute directly from an SPI flash device rather than downloading the code and executing it out of RAM. In Sharc processor XIP mode is supported. Need to know the Exe
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ASRC output rate setting for the Serial Output Port.
We need to configure SDATA OUT0 Port as slave. Hence, we need to configure ASRC for this output Port to sync with the external clock. Please confirm the output rate setting for this requirement. 'Use
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Reading EEPROM Memory in Sigma Studio
Dear Team, We are using the Flash Programmer available as inbuilt module in Sigma Studio to flash a binary file into the EEPROM Memory. The EEPROM memory in the ADAU1452 Rev BZ Board is an 25AA1024 -
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Unable to Read EEPROM after Flashing using Flash Programmer
Dear Team, I have an observation with the Flash Programmer module in Sigma Studio and the EEPROM Loader under Hardware Configuration. I flashed a dat file into Start Address 0 as shown below My dat fi
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Sigma Studio: Can one potentiometer output to multiple blocks?
I'm attempting to connect a tone control (high shelf) to the same 'ADC In' as the volume knob. I want a little boost above 4khz when the volume is lowered. I can definitely do this using two knobs, bu
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1787 FDSP number of instructions
What controls the number of instructions available per frame in the 1787 FDSP core? Is the number always 64, or will it sometimes be less than that? The datasheet says "The core is controlled with a 2