gpio set pj0 not working on U-Boot 2012.07-rc2 on BF524
I am using U-Boot 2012.07-rc2 (ADI-2012R2) (Jul 01 2013 - 15:24:32) on BF524. I frequently use the "gpio set" and "gpio clear" commands to drive GPIO pins high or low. However, I noticed that "gpio set...
View ArticleWhat is SMC in BF60x
SMC(Static Memory Controller) is a new name for the memory controller for interfacing asynchronous memories to the BF60x processor. It is similar in its functionality to the AMI(Asynchronous Memory...
View ArticleAD-FMCOMM3 Transmit Spectrum
I am using a ZC702 board controlling an AD-FMCOMM3-EBZ. The TX LO is programmed to 349MHz with a 50kHz single tone on I&Q using the one tone option . The spur levels increase as the"Scale" factor...
View ArticleADV8003/ADV8005 Latency Questions
Hello Video Experts! Thank you in advance for your consideration and thank you for answering the latency questions on the ADV7842. We now have a question on the latency on the "De-Interlace to...
View Articlecan't enable ADV7511 CEC interrupt
Hi, I'm trying to implement CEC function by myself, based on "ADV7511_Programming_Guide" Rev G. Here is my setting for CEC:1. enable CEC power & clock/timing2. enable CEC Tx & Rx interrupt3....
View ArticleWrong mode register value from AD7730
Hi, I'm using AD7730 evaluation board to measure a load cell data. I connected AD7730 to our microcontroller, but there are some problems. When I tried to read the status register, I read '0xC7' value,...
View Article[ADV7181D] Unused pins.
Hello. I have a question about unused pins of ADV7181D.Could you tell me how the following pins should be connected (or open) on the board when these pins are not used?SOG, P[11:0](when 8bit output is...
View ArticleADF4351 Evaluation board: Phase noise issue
Hello, Recently I bought a couple of evaluation boards for the ADF4351 Frequency Synthesizer (EVAL-ADF4351EB1Z board) with the aim of using it as a LO for an optical PLL. But it turned out that I could...
View ArticleFMCOMMS1 TX DAC bandwidth and waveform sampling
I am currently working with the ZC706 and FMCOMMS1 on the Linux boot image (build-2014-03-13). My goal is to transmit a wideband waveform similar to a stepped chirp with approximately 7 truncated step...
View ArticleAD 9201 evaluation board
Hey I want to use AD9201. So i thought to speed up the process I should get evaluation board for the same. I found the evaluation board in datasheet of the IC but now where I found link to purchase it....
View ArticleVDK accessing multiple SPI devices
Does the VDK support accessing multiple SPI devices at the same time? i.e (BF527 only has one SPI port, but supports chip selects) how can a application open the adi_spi (ADISPIDMAEntryPoint) driver...
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ADDI7004 DOUT bit count problem.
Hi, I have confirmed that the ADC IC response to all my SPI configuration. I can control the ADC to work on single port or dual data port. I can configured the skew and the shifting between analog...
View ArticleAD8280: (Apparent) inconsistencies between AbsMax and data sheet
Dear all, We have selected the AD8280 as a secondary safety monitor in our BMS for a LiFePO4 stack. In working on the design I have run into a few apparent internal inconsistencies in the data sheet...
View Articlead7730 problems.
Hi all, I'm designing a circuit for a tilted using the AD7730, I communicate with the device properly, use single conversion for reading data, but approximately 25% of the read data are FFFF (16 bit...
View Articledc/dc controller with output of 500 V
Hello, I cannot find dc/dc controller with input of 5V or 9V and output of 500V without addition of the transformer in electrical circuit. I need 500 V supply for Geiger counter. Can someone help me...
View ArticleADFMCOMMS1 RF OUT (QPSK SIGNAL) UNBALANCED
Hi, when transmitting sine wave as baseband signal to modulator. the constellation plot of qpsk signal comes accurate as attached in sine_constelation.jpj file. but when square wave is used as...
View ArticleADP1047 Recommended Settings
Hi, I have the following questions. 1.0xFE20 - Voltage loop filter gain0xFE21 - Voltage loop filter zero0xFE22 - Fast voltage loop filter gain0xFE23 - Fast voltage loop filter zero For the above...
View ArticleLock detection method for video input of ADV7611.
Hello. I have question about lock detection method for video input of ADV7611.Question: There are lock register bits of ADV7611 as follows: TMDS_PLL_LOCKED, V_LOCKED_RAW, CP_LOCK_RAW, DE regeneration...
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[AD7747-EBZ] Reading Multiple Evaluation Boards in LabVIEW, Problems with DLL?
Good afternoon forums! I am back with another question regarding the AD7747 evaluation board and LabVIEW. Sean Brown previously helped me out by providing a set of VIs that have the function prototypes...
View ArticleADV7188 - ADV212 Problems - Urgent !
Hello,We want to decode PAL video signals to JPEG2000 codestream data through ADV7188 and then ADV212. We have managed to get the jpeg2000 video stream but still have some problems.1- deinterlaced...
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