Questions about AD5422
Hi there, I have some questions about AD5422.It would be helpful if somebady helps me with my questions. #1,About Latch pin,I want to update writting datas (control register, DAC data) and want to...
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Re: ML605+ADFMCOMMS3
Hi,Adrian, I settled the ERROR:NgdBuild:604 - logical block problems by commenting the followings inaxi_ad9361_dev_if.v: But during the map process,I had an error:ERROR:MapLib:1114 - IDELAYCTRL...
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Re: Questions on ADI REFERENCE DESIGNS HDL
Hi Csoml, Today I chose the libraries and projects under the branch of hdl-hdl_2014_r1 . I tcled the all libraries and system_project under fmcomms2 directory. However error came as follows, could you...
View ArticleRe: Where could I find the SPI address in system.xml
Hi Istvan, Thank you for your detailed note. I just found them as follows: /* Definitions for driver SPIPS */#define XPAR_XSPIPS_NUM_INSTANCES 1 /* Definitions for peripheral PS7_SPI_0 */#define...
View ArticleMicroSD card issue EVAL-ADXL362Z-DB
Hello,The customer who has been using EVAL-ADXL362Z-DB have an issue about micro SDCARD accesss via EVAL-ADXL362Z-DB.The MicroSD card that include EVAL cannot be written settings data even displayed...
View ArticleRe: AD9833 Can't Change Frequency
Hi,I noticed that your code became lengthy because in every function, you set reset and exit reset.I suggest, you do this only once and put it in your main function. just to check if your spi write is...
View ArticleRe: ADV212 HIPI mode issue(compressed image doesn't match the original image)
hello,DaveD,sorry foe late,I have did some tests. Maybe found and solved the problem.In the original used parameters, if the pixel values of original image are bigger than 2^14, compressed pixel values...
View ArticleRe: AD7766-2 Flatline
Hi Brian, A possible power-up sequence would be as follows: AVDD, VDD, VREF, VDRIVE in any sequence and then apply Vin+ and Vin-, Digital inputs and outputs. If you'll look at the abs max rating of the...
View ArticleHMC940LC4B VEE
HiPer data sheet of HMC940LC4B, Package Base should be "VEE". Most of HMC parts "Package Base" should be to GND.HMC940LC4B is connected to VEE? Just make sure.Thanks,Tatsu
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ADV7391 in four bar test shows a fuzzy image
Paul, Here is the output wave issue about ADV7391. Customer did a comparison test between ADV7179 and ADV7391 with standard four bar pattern. Signal chain: FPGAà Ycrcb 8bit SD PAL signal à ADV7391à4M...
View ArticleRe: Compressed Video from ADV7182, bottom half is blurred.
Hi, Can I run complete D1 resolution in coreA alone. Other than MIPS issue (If I am correct) is there any other reason for not running D1 resolution in coreA alone.Software Modules and SDKsBlackfin...
View ArticleUnable to run Decoder demo code.
Hi, I could run the demo code in the path ...\...\H264_BPDecoder-BF-Rel4.1.0\demo\ADSP-BF561-VDSP in evaluation kit in file_IO mode (Input file demo.264 & output file out.yuv).If I run the same...
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Re: ADV7391 in four bar test shows a fuzzy image
Hi, Additional question about this issue: I was reminded that the loop filter's components are not exactly same as datasheet recommended. But I personally think it is fine for internal PLL to work....
View ArticleRe: Stablising the compensaton loop for the AD2S82A part?
Hi Barry, The AD2S82A has a variable resolution. The resolution you are using is 12-bit, that means that the set up is fluctuating 7-bit from the 12-bit output. There are many possible factors...
View ArticleRe: Problems with FMCOMMS2+Simulink+Libiio
Thanks Di,Yes, the code seems to work now.I believe the issues with the display are mainly due to the Ethernet data transport.When I increased the time resolution I could see the sinusoidal pattern.Arne
View ArticleRe: Regarding AD9361 Calibrations
I didn't verify digital loop back (I felt its fine). I will try that and I am collecting samples in the FPGA on chip RAM and plotting MATLAB. Bw=5MHz, mode is SDR so the DATA_CLK is 10 MHz and RX_FRAME...
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Re: BF524 SDRAM configuration
I didn't have those first two values. I tried them, but still have the same problem. My SDRAM init code looks like this now: void Init_SDRAM(void){ /* initalize EBIU control registers to enable all...
View ArticleRe: AD8338 - GAIN input pin impedance
Hi Tim, The gain control input pin has a high impedance. Its impedance depends on the voltage at gain pin. Actually this pin has a leakage current of 10nA. So at a minimum input voltage of 0.1V, it has...
View ArticleQuery about AD8497 Output
Hi, there I have a question about AD8497. I used AD8497 for Type K thermocouple. I put thermocouple into the mixture of ice and water, which should be 0°C. However, the output of AD8497 shows it is...
View ArticleRe: voltage to current converter by ADA4870
I want drive ( by 1MHz sinusoidal excitation current ) a coil of an inductive transducer which has 8 uH inductance series 2 Ohm resistance . the transducer consideration entails me that generate an...
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