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Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (5719 topics).
5719 topics · 27691 messages
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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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Odd problem with LRCLK
Hi, we have a product that used an ADAU1452 DSP processor and we are experiencing an odd problem with the LRCLK that we are sending into and using as a reference for, the SERIAL PORTS. Firstly, I see
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ADAU1466 DSP code evaluation possibilities in 'ADAU1452 processor' based Hardware
Need to confirm, possibilities of evaluating the ADAU1466 complied code in ADAU1452 processor-based Hardware. Considering the ADAU1466 processor has more program memory and data/parameter RAM memory w
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Not seeing I2C traffic on SCL2_M,SDA2_M pins with ADAU1463
My circuit board has SCL2_M and SDA2_M connected to a DAC, ADC, and two AD2437 chips. This I2C bus has pull-ups on the PCB, immediately beside the ADAU1463 pins, and then the traces continue to the AD
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ESP32 SPI control of ADAU1467 parameter RAM on EVAL-ADAU1467Z — writes not taking effect
I'm trying to control an ADAU1467 on the EVAL-ADAU1467Z evaluation board from an ESP32 microcontroller via SPI on the J1 slave control port header (the same header used by the USBi). Setup: EVAL-ADAU1
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Pitch shifter /Harmonizer
Hello,Could you provide an algorithm for a pitch shifter that produces double note sounds, as well as dry and wet signals? In other words, like a harmonizer effect, it should produce sounds at three d
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Use of Custom dll blocks from older versions of SigmaStudio
I have a number of custom blocks, dll's that have been in use for many years running of SHARC as well as ADI platforms in regular Sigma Studio. We have customers looking to use some of the newer platf
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Implementing a Harmonic Exciter / Treble Boost on ADAU1701
I want to implement a harmonic exciter effect for high-frequency enhancement (like adding 'air' and clarity) on the ADAU1701 using SigmaStudio. Is this achievable? Audio Signal Processors software Sig
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Loading dsp data using esp32 holds i2c lines low
On ESP32 I program the ADAU1452 DSP over a shared I2C bus during startup (bulk writes of the DSP image). During this DSP load phase I have observed, on a logic analyzer that both I2C lines (SCL and SD
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TDM2 oder 8 channels
Hey together, one question. We know that it is possible to send 16 channels of audio via serial port 0/1 via a single SDATA pin (16 channels), via 2 SDATA pins (2x8channels) and 4 SDATA pins (4x4chann
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How to make a 10 band audio equalizer controlled by 10 analog pot, using an adau1701 and two CD4051
Hi, I want to create a 10-band audio equalizer (31Hz-16kHz) using the ADAU1701 and controlling it with 10 slide potentiometers. I want to read the potentiometer readings using the same DSP without an
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pop sound when link compile download a project
hello,im facing some issue that is a pop noise came after i link compile download this project. I has checked by using a dc blocker after multipler block that multiply signal for agc but maybe its doe
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overshoting control in rms compressor
Hello, I have a question about dynamics processors. I'm trying to create something like auto-mastering, a maximizer. In the previous post, I showed the settings for my 4-band compressor. It sounds oka
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Understanding of gain stage, dsp headroom and serial port bit rates
Hello Ez, I am trying to properly understand the relation between gain stage, DSP headroom and serial port bit rates as the title says. The DSP is used as an active XO for stereo systems. It could be
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Enable second I2C port on ADAU146x chips?
What are all of the settings necessary to enable the second I2C port on the ADAU146x series of SigmaDSP chips? I have designed and fabricated a board based on the ADAU1463. The only device on the SPI_
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Read/Write to EEPROM does not work anymore, but selfboot does
I've built a custom ADAU1452 board with a Winbond W25Q SPI flash. I have used this board with no issues for the last 6 months or so but I had to reconfigure it and for some reason I can't write to the
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How to view I2C Read data
I am hoping to use SigmaStudio+ to debug the I2C link between an ADAU1463 and DAC chip. I added the I2C Read External Trigger, connected an On/Off button to the trigger input, and connected the output
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How to set Sequence File for Control Port IO?
I have a Custom Platform (for ADAU1463) with multiple Control Port IO modules (for A2B chips, ADC and DAC), but I cannot find out how to specify the Sequence File in the Settings. I can click on Setti
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Readback Block
I'm trying to read data from my readback blocks in an Arduino/platform IO project. The readbacks are layed out as follows in my .dspproj In my code, I'm attempting to read the register values using th
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Unable to download SigmaStudio+ 2.3.0 or 3.3.0
I tried downloading both SigmaStudio+ 2.3.0 and SigmanStudio+ 3.3.0, but the web site continued in an infinite loop, asking to Accept the agreement, which led to the download button, but clicking the
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Programming ADAU1452 via I2C in SigmaStudio+
I have used SigmaStudio 4.7 for programming ADAU1452 via I2C, using a "custom" USBi. However, I can't seem to do that in the new SigmaStudio+. Using a custom platform block, there isn't a way to conne
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IPAT-Inquiry Regarding Fixed Parameter Addresses
I understand that IPAT provides a way to access parameters through fixed table entries rather than directly accessing variable memory addresses. However, I'm still facing a practical challenge in my i
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IPAT
Hi, still working through some issues with IPAT. Dave T. replied that it looks like everything is set up correctly in my file. Yes, I am using decimal to read and write the registers. My MC code can w
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I2S vs TDM requirement for ADAU7118 with 6 digital microphones on RK3588
Dear ADI team, I would like to ask for clarification regarding the audio interface selection for the following architecture: Processor: Rockchip RK3588 (CM3588) Audio codec / DSP: ADAU7118ACPZRL Micro
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[Bug Report] Sigmastudio+ 3.3 Full screen mode incorrect in some displays.
Currently I use the display of my laptop, plus an external 4K display. When setting Sigma+ in full screen in the 4K display, the right side of the window is cropped (like it was outside the display).