EngineerZone Forum
Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (244 topics).
244 topics · 1256 messages
Filtered by: #1466 ✕
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ADAU1462 data memory size
Hello, According to the datasheet for the ADAU1462, the data memory size is 48kWords. However, according to the compiler output window in Sigma Studio 3.17: ADAU1452 - DM0: 20480, DM1:20480, PM: 8192
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Packing 8 16bit channels into one serial port
Hello! I'm designing V2 of my digital mixer, which uses an ADAU1466, ADCs, DACs, and an ESP32-S3 for the web interface. So far so good. V1 is working great, but for V2 I'd like to add multitrack recor
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Issue with Compilation Optimization Option in Sigma Studio 4.7
Dear Support Team, I encountered an issue with the compilation optimization option in Sigma Studio 4.7 and would like to seek your advice. Here is the situation: I am using a simple example (the proje
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SPDIF TX configuration and timing problems between chained devices
Hi Team, I have a custom made DSP board for a loudspeaker based on the ADAU1466 and currently having a problem with my S/PDIF signal chain. I run an ADC (@96khz) on SIDN1 through a ASRC2 into the DSP
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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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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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[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).
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Setting the audio serial transmitter and receiver ports as slaves to another clock domain.
We designed an ADAU module with two ADAU1466 chips. A 24.576MHz MCLK is supplied externally. An external microcontroller sets parameters and reads meters through SPI. I’m attaching a diagram to illust
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Inquiry Regarding Fixed Parameter Addresses for Software Safeload (ADAU1452 vs. ADAU1466)
Dear SigmaStudio Support Team, We are currently implementing IPAT (Indirect Parameter Access Technique) to fix control addresses, with the goal of avoiding future modifications to MCU code. During thi
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ADAU1466_Sigmastudio4.7_Memorypage_Question
I have a question regarding the use of ADAU1466 with SigmaStudio 4.7. In my design, I'm using PM Upper, and the exported .xml file shows: <Program> <Name>PM Lower</Name> <Address>49152</Address> <Addr
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[Bug Report] Pulse Generator Issue with Sigmastudio+ 3.3
Hello everyone, A couple of days ago i figured out there is a new version of Sigmastudio+, so I decided to give it a try to take a look to the new features / algorithms. To start I programmed a blinky
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ASRC Inter Sample Peaks - ASRC Input with gain
Hello EZ, I have successfully built my own 8 channel DSP based on the ADAU1466 and AK4493 DAC's. Now that the hardware works I am trying to get the hang of the more intricate parts of the DSP world. M
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Rasp Pi SPI Initial Settings
I am doing initial interface to a R-pi using J1 on the board. MISO, SS, MOSI, and SCLK are all verified. Can't seem to establish com with the board and read the registers. Couple questions. 1) Do I ne
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USBi programmer issues (EVAL-ADUSB2EBUZ)
Hello everyone, When we started our DSP project, we got some Chinese USBi programmers with our DSP Devboards, which didn't seem to be of the best quality, so to improve our reliability we decided to b
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SPDIF signal detection mechanism problem
Hi all, I have a problem with a S/PDIF signal detection mechanism on one of my ADAU1466 based DSP boards. The following screenshot shows the input routing of analogue inputs ASRC 2 & 3 and spdif left
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Resource usage web page
It seems there have been numerous changes to the performance in the SigmaStudio development environment since the "SigmaStudio Algorithm Resource Summary" webpages [https://wiki.analog.com/resources/t
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Locating an object in a large schematic
I have a rather complicated project using nearly 1100 uniquely-named schematic objects on roughly 50 hierarchical boards. For my own troubleshooting purposes, is there a way to navigate to the GUI loc
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ADAU1466 ESP32 redaback SPI protocol
Hello, I'm trying to read a readback value on my ADAU1466 by an ESP32 S3 N16R8 using SPI protocol. Here is my shematic when DSP is connected to Sigmastudio : I "write the latest compilation throught D
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how can I use the ANC algorithm?
I am using ADAU1466 this evaluation board to do noise reduction product testing, in the forum, I saw a picture, you can use 1466 unique ANC algorithm, but in the sigmastudio v4.1, and did not find thi
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I2S input and ADAU1466 no BCK and LRCK signal
Hello, I've baught a motherboard with adau1466 and I try to connect an I2S microphone at first. This is my configuration : But when I test LRCK_00 and BCK_00 I haven't got any signal. Is there somethi
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Sigmastudio+ GPIO inputs always 48 kHz?
Hello, I am having a problem with Sigmastudio+ and the GPIO inputs. My DSP runs at 192 kHz, but the GPIO inputs are always at 48 kHz and cannot be adjusted! This causes problems when connecting them v
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ASRC Lock on ADAU1466
Subject: ADAU1466 ASRC0 will not maintain lock with XU316 I²S (24-bit/48 kHz) Hi ADI team, Setup ADAU1466, self-boot from EEPROM verified Source: XMOS XU316 USB→I²S from Windows, 24-bit
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Importing from Sigma Studio 4.7 to Sigma + issue
Hello guys, i'm trying to import an adau1466 project from SigmaStudio 4.7 to SigmaStudio+ 2.4.0 but it fails. I've hit link-compile-download and exported the system files. In SigmaStudio+ i'm importin
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Using ESP32 as control interface for ADAU1466.
Hi all, I’m trying to set up an ESP32-WROOM as a microcontroller interface to my ADAU1466 so I can send parameter updates (volume, EQ, etc.) and eventually add rotary encoders and a display. I’m unsur
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Auto Mute Implement
Hi everyone, I’m working on an ADAU1466 project in SigmaStudio and would like to implement a “mute on silence” (auto-mute) feature similar to how commercial DSP amplifiers mute their outputs when no a