ADV212 concerning realtime
hi all i design a video compression system,the size of the input video is 640X480,and the frame frequency is 100FPS, I caculated the samples per frame are 640X480X2=614400(color video),and the time...
View ArticleADV7611 eval board resolution autodetect
Hello, On the ADV7611 eval board, the default bootup configuration seems to be able to autodetect the incoming HDMI resolution and adjust itself on the fly. Is there a set of registers that can be set...
View ArticleADE7953 small currents calibration problem
Hello,I was trying to calibrate the device and have been using AIGAIN register @ I=1А, U=220V, cosf=0; everything seems to be OK, but after i switch to small currents I=250mA, U=220V, cosf=0, then at...
View ArticleAD8310 as photodiode log amplifier
we are planning to design a photo diode log amplifier using the AD8310 since our system needs to perform in the frequency range of 1 MHz to 100 MHz and we need to detect the optical signal in the range...
View ArticleOdd SPI response from ADIS16488
I'm connecting to an ADIS16488, and debugging the SPI protocol. I'm re-transmitting PROD_ID as recommended, but getting a strange response. I attached the scope outputs. The MOSI looks fine, and the...
View ArticleSHARC 21469 Link Port Example
Hello All, A beginners question - I have 2 SHARC 21469 EZ Board Eval Kits. I want to connect the boards back-to-back using the link port connectors (p12 and j3 (no cables)). Is this an acceptable...
View ArticleADV7511 transmitting wrong video resolution
My team is trying to utilize the ADV7511 chip in a custom board design to transmit 30-bit RGB video with external syncs at 1280x1024 resolution at 60 Hz. With our current prototype we are having an...
View ArticleADIS16209 systematic drift on long timescales?
We were probably among some of the first users of the ADIS16209 inclinometer chip. We have about fifty of them installed inside environmental chambers which are embedded in a glacier, and have been...
View ArticleFM Modulation with AD9914
Hello I have generated 3.0GHz FM modulated signal with 20% deviation (40% BW) and i tried to give it to AD9914 input as a ref signal. I found that upto 5% of deviation DDS output is clean FM modulated...
View ArticleLevel of SYNC_CLK of AD9915
Hi, At first, I'd like to say thanks for kill answer of my past questions specially to DSB.But I still have a question.As I know from data sheet, SYNC_CLK output of AD9915 is digital port....
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how do i decrease Iq with adp160
Hello Sir,i have designed a power supply circuit based on ADP160AUJZ-3.0, the circuit diagram is belowPWR_BATT is Vin = 4.5VPWR_RTC is Vout = 3.0V The result is:1. when load current is 3uA, Iq = 87uA2....
View ArticleOP484 Feedback Capacitor Stability
Hello, I am using an OP484 and would like to know for good design practice what a good minimum value for capacitance that should be added to the feedback loop is. Any general guidelines or starting...
View ArticleADAU1446 SigmaStudio EEPROM Selfboot problem
Hi All, I have encountered a problem when trying to write a file to the EEPROM in 2 of my circuits. One circuit is being sent a 48khz clock, and the second a 96khz, both exhibit the same issue. When I...
View ArticleNoise Removal Block - how to pause
I have an application where the noise removal block may be useful but the input signal is I am using is periodically cutoff. During this period, the input to the block will be close to zero. When the...
View Article[ADV7511W] Input capacitance of the SDA and SCL pin.
Hello, I have a question about ADV7511W.Could you tell me the input capacitance(pF) of the SDA and SCL pin? Thank you.Best regards.Tamu
View ArticleADV3002-EVALZ
Hi, I'm a DFAE, my customer need a example code for ADV3002-EVALZ. Would you give me a example code for it? Thanks!
View ArticleFMCOMMS1 HDL1 HDL2
Dear, I there any reasonable documentation explaining the difference between the hardware version ? So far I didn't find any clue on what I shall us.HDL v2 ad_fmcomms1_ebz_edk_14_4_2013_03_23 and HDL...
View ArticlePSpice simulation about ADuM3223
Hi, Everyone. I need your help,Someone can help me, I am having a Gordian knot on ADuM3223 now. you can know my problem after you open the attachment, how can I draw the circuit when I perform...
View ArticleRunning the Buildroot image for custom BF537
I am trying to make a blackfin buildroot image to run after u-boot on my custom BF537 board. I have downloaded the latest buildroot from sourceforge: blackfin-buildroot-2012R2-RC5.tar.bz2 and have had...
View ArticleAVES2 XML File for ADV7610
After I purchased an eval kit for the ADV7612 I discovered the AVES2 software tool and it looks like it has some great features! My own board has also come back, but this one has the ADV7610 loaded....
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