AD7730 MCLK input
Hello, I’ve pieced together a 24-bit analog to digital conversion circuit and I’m using the AD7730 ADC and an ECS-49-18-5PXEN for the master clock inputs, however the crystal is not behaving as...
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Re: AD9857 output is not unstable in single-tone mode
Thank you,sitti, I am not using the AD9857 evaluation board,but the Schematics is similar.but I did not use 82.5MHz elliptic low pass filter. I used T1's output directly.I set W5 to + ,and the...
View ArticleRe: High voltage measurement
What is "accurately" for you?To measure AC frequencies, you need to compensate your resistive divider, e.g. by placing capacitors in parallel to the high and low voltage branch. The LV capacitor should...
View ArticleADuC7xxxV02.exe is corrupted
I tried to download the "ADuC7xxxV02.exe" file (dated 03/20/2012) from "ftp://ftp.analog.com/pub/MicroConverter/ADuC7XXXV0.2/" multiple times, but the installation routine aborts every time with a...
View Articleuclinux support for core voltage regulator ezKit518
Hey, I'm currently looking into the power management of the BF518. It seems like the digital-poti and LDO approach used by the BF518 ezkit is not supported by the kernel, am i right? The dpmc driver...
View Articlewant a microphone that has frequency response up to 50KHz
I have been looking at the various microphones and the graphs stop at 20KHz.It appears that some of the microphones may have a rise gain as frequency increases.The response does not need to be...
View ArticleRe: R and N value ??
but if i choose that value of R and N so PFD would be the same, like REf in1 MHz and R=5 therefore Pfd=200KHz and iF We have RF IN = 200 MHz , letN=1000 , there fore we can have Fpfd=200KHz. now i will...
View ArticleVDSP allowed a link to a file rather than a CCES copy
Lets suppose I have Project1 with files P1.c P1.1.c P1.1.cProject2 with file P2.c P2.1.c P2.2.c and I want to use P1.c inside Project 2with VDSP I could Make Project 2 active -- add file P1.c to...
View ArticleCCES replacement for interrupts
Hi I am using the CCES option to convert a VDSP ADSP-21469 project -- audio talkthrough program I modified The only error I have is for#include <signal.h>interrupts(SIG_SP1, uTTCOS_Update); with...
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Re: Trouble with the Multiband Graphic Equalizer SDK, Linker Error
Hi Craig, thanks a lot, you solved my problem! Like you described i found the strings in the example and i found the strings missing in my project. Do you know if there is a way to include a library...
View ArticleRe: Trouble with the Multiband Graphic Equalizer SDK, Linker Error
Hi Chris, Unfortunately the software modules require fairly specific placement of high performance code, so are a bit beyond the scope of the New Project Wizard. Where possible, use the project options...
View ArticleADV7802 - Output clock jitter and possible coasting
Hi, When using the ADV7802 with a 1080i source, it was noticed that there is a large amount of jitter, after the VBI region of the video. This jitter is affecting sensitive backend device. This noise...
View ArticleInterrupts dont work on Aduc7061
I'm using EVAL - ADUC7061MKZ and IAR Embedded Workbench. I've statred ADC and trying to get ADC result via interrupt system, but my program doesn't enter in IRQ_HANDLER. Source samples here:// Bit...
View ArticleRe: Trouble with the Multiband Graphic Equalizer SDK, Linker Error
WOW! Answered in less than 5 minutes!! I have one more rookie-question left: I placed the missing commands in the LDF between the VDSG like listed below and i'm able to compile/link without warnings or...
View ArticleRe: ADV7802 - Output clock jitter and possible coasting
The ADV7802 contains coast features which allow it to coast/free-run in the event of missing sync or non-standard input. The coast feature is automatically enabled , however manual controls are...
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Re: Trouble with the Multiband Graphic Equalizer SDK, Linker Error
Hi Chris, I don't want to answer too quickly and set unrealistic expectations... but you're fine with just adding the command(s) as you have. As each line of the VDSG blocks is encapsulated in the...
View ArticleRe: Trouble with the Multiband Graphic Equalizer SDK, Linker Error
allright! Thanks a lot Craig, you helped me a lot!
View ArticleRe: ADV7401BSTZ-110 - Hsync Issue
Hi Dave, There is one more aspect to be done. Contrast for the image or video need to be adjusted. Please let me know if the contrast can be adjusted in CP mode. Datasheet shows that only SDP has the...
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