EngineerZone Forum
Q&A from Analog Devices EngineerZone: SigmaDSP/SigmaStudio and DSP discussions (971 topics).
971 topics · 3273 messages
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DMA examples do not build for ADSP-21569
Mem DMA Copy using 1D Array Mode does not build for ADSP-21569. Had to add #include <services/dma/adi_mdma_2156x.h> to resolve some functions definitions and the interfaces did not match. In addition,
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Placing Program into L3
I need to load parts of my application into L3. It has been suggested to use the following pragmas to map code or data to external memory: #pragma section (“seg_ext_code”) #pragma section (“seg_ext_da
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BF706 and Micron MQ25Tflash
Hello ADI team, I have been working on a project which involves using BF706 and Micron MQ25T spi flash. I used bf706_w25q32bv_dpia project code as a base line, then modified the code to use the Micron
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Power-on Require timing sequence between Reset ne-gate and Audio clock input start (ADSP-21569)
Hello. Could you tell me the Power-on Require timing sequence between Reset ne-gate and Audio clock input start? BR, Masa Hibino ADSP-21569 Audio Signal Processors power-on hardware reset negate Audio
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Frame Sync Error when using ADSP-21569
Hello. In the Hardware reference of ADSP-215**, there are descriptions about "Frame Sync Error" and Interruption of this error. So, could you tell me what happen when "Frame Sync Error Interrupt" is o
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ADSP-BF547 Storage condition
customer want to know how to storage ADSP-BF547 in them Storage Room， please share storage guideline to us , many thanks.
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FrameSyncError (ADSP-21569)
Dear sir, Hello. Could you tell me the mechanism and cause of Frame Sync Error of SPORTs? And, What will happen, when Frame Sync Error is occurred?
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AD5941 min Vpp, when output sine wave.
AD5941 can output sine wave, the min vpp can set low to 10mV or not? If can set to 10mV, how to set the register? Thanks?
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the difference between ADSP-21363KBCZ-1AA and ADSP-21369
Hello ADI Colleagues， One of our customers would like to update their hardware with ADSP-21369 to replace ADSP-21363KBCZ-1AA. Do they need to modify their hardware and software? Thanks & Best regards,
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AD5940 Programming
This is Kun Zhang from Donghua university. My group is current trying to use AD5940 to measure resistance of multiple resistors. We are trying to program on it according to the data sheet from your co
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BF606 core1中修改定时器由timer0 改为timer2，中断服务程序在core0启动后不执行
您好， 近期我在对timer0的中断服务程序进行修改时，发现两个问题： 1是 在已有的timer0中断服务程序中再增加一个1us的定时器中断，服务程序只对一个数进行自增计时，程序在core0 启动后不执行中断服务程序 2是 将定时器由timer0 改为timer2，中断服务程序在core0启动后不执行，而改为timer1或者timer0则可以。 附上 time 的初始化好服务程序代码 #defin
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21593 - SPI1 quad mode
Hi, in hardware refernce manual of 21593 at page 20-14 there is written that only SPI2 can be used in QUAD.mode. But at SPI1 there are also pins forseen for QUAD mode. Can you pls solve the missmatch.
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Re: Usage of FFT in SHARC ADSP21569 processor
Hi Team, I'm using SHARC ADSP21569 processor , Now I'm going to work on FFT, when i add <adi_fft_wrapper.h> to my project , after compiling i got an error that " This processor is not supported". I wa
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Few Questions about ADAU1787
I would like to do experiments about adaptive noise control on earbuds by using ADAU1787, here are my question! 1. There is no FXLMS and other blocks in the tree toolbox of SigamaStudio, is that becau
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ADAU 1761 - Write data
Hi! I have some doubts if it's possible to stop writing data to ADAU 1761 without sending the stop bit so we can continue to write with new data. I'm using I2C, but I'm not sure how the SDA and SCL sh
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SPI DMA L1 cache
Hi, is there at 21593 a possibilty to use DMA-SPI-functionality with cached L1 Memory as starting adress? best tb
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Allocating memory 21569_CORE0_SHARC0 L1 mem_block1_bw
Hi, I am trying to allocate memory in L1 mem_block1_bw. The LDF utility allocates memory from mem_block0_bw when I create a heap on L1. My memory map shows that there is available L1 memory in block1.
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sharc 21489 boot from spi slave in CCES
Hi . I am using sharc 21489 long time , before I always use VDSP++ on developmenting. Now I move to CCES, all things is working fine but spi slave boot. The kenel 489_spi is the same with VDSP ,I only
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ADAU 1401 - Choose one out of four equalizer presets with four buttons
Hello, I am building a DSP controlled speaker for my school project. I would like to choose one out of four eq presets by using four buttons. I tried a programm in SigmaStudio but it does not work. Ca
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21593 - SPI problems
Hi, is the SPI functionality of ADSP-21593 tested? ... especially the DMA mode? There is nowhere written for the start address of the accompanied DMA channels that L1 RAM can not be used. We look for
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ADAU1446 clock domain clarification
Am planning to use the ADAU1446 to receive digital audio in a variety of formats, possibly process it with Sigma Studio functions, then spit it out in different formats. At the basic level, I'm using
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Sigma Studio Freq
Hello. I am using frequency filter in Sigma studio. Some parts were not explained in the calculations and I was not sure. I do the calculations but it doesn't work. Can you help with the calculations?
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ADAU 1761 - Writing to program RAM
Hi! I'm trying to write to program RAM and if I write everything in one go I can boot it correctly. My problem is, I have to write 4000 bytes but my microprocessor doesn't have all that space RAM spac
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How does the ADAU1979 and AD9212 handle signals below 10hz?
I am using the ADAU1979 card to measure vibration using accelerometers and the AD9212 to measure tachometer signals. I am having some issues with signals below 10hz. All the individuals who decided on
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ADSP-21565 max CLKIN0 frequency
Hello The data sheet for the ADSP-21565 specifies that the max CLKIN0 freq is 30MHz, however I would like to ask whether there would be any issues if I was to drive it with at 40MHz (as I have done pr