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Re: AD-FMCOMMS1-EBZ input modification
Yes, it's the standard reference design still in 2's complement mode. The output of the software is the same except for the DAC test, which is expected. Testing the DAC communication... dac_setup:...
View ArticleRe: ADV7511 linux video driver, monitor "Out of Range"
Hi, This is the line for the clock of the HDMI transmitter: axi-clkgen 1 1 33333333 So it is set to 33.3MHz, which seems to be a bit low for 1600x900@83Hz. Can...
View ArticleRe: Urgent: In an ADV7611W HDMI receiver design 81MHz radiation observed from...
We have recently taken a PCB with the ADV7610 HDMI Receiver (BGA version of the 7611) for radiated emissions testing and have found problems similar to what Padmanathan has described. We have...
View ArticleRe: ADA4940-2 noise issue
Hi Neil, So I had some caps in parallel with the feedback resistors on the amplifier and i tried removing them...this completely got rid of the noise! any ideas why? I presume it was some issue at high...
View ArticleRe: AD9913.. Timing on serial programming
Hi to you LouijieCI have resolved my problems... Two points of workaround: first, is necessary to wait a small part of time, prior to send next command on serial interface, after the update of a CFR2,...
View ArticleRe: ADUCM360 port design
For your question on source/sink capability, please see answer in the thread below:What is the maximum sink current of a digital output ?Overvoltage is covered by the absolute maximum ratings, on page...
View ArticleRe: Some of ADuCM360's MMR doesn't change when written
I think I found why you are having the issue.I managed to replicate your issue by not having the clock to the SPI peripheral enabled. ClkDis() disables the clocks to the peripherals that you don't need...
View ArticleRe: adau1761 on ZedBoard(no linaro)
Hi, ya I understood regards uboot u have mentioned . just for our further clarification with xilinx-zynq and zedboard-zynq board and please provide the uboot.elf which you have used in your design ....
View ArticleRe: Some of ADuCM360's MMR doesn't change when written
Have a look at the SPI examples from the CD or FTP and you'll see the Clk functions being called at the start of all the examples.
View ArticleRe: CM3SWD - Erase failure
Did you get more information by looking at DVDD?in the initial screenshot that you posted there was an error in the last character received from the ADuCM360.Have you had a look at the TX and RX to...
View ArticleRe: AD5750
Hi Meriam, Apologies for the delay,Are you using an evaluation board or is the AD5750 in your own design (if so, do you have a schematic that you could share?). Kind Regards,David
View Articleneed video decoder IC which is industrial grade
Will ADV7842 supports industrial grade temperature ?. In data sheet i have seen -10 to +70 deg C.can you please suggest me video decoder IC which is industrial grade like ADV7441ABSTZ-170.
View ArticleRe: need video decoder IC which is industrial grade
I have created a new thread for your post. Are you wanting HDMI receive capability as well as video decode capability? Or just video decode capability? -Matt
View Articleadv7441a User Map device id read problem
Hi i am trying read ADV7441A User Map device id through I2C .ALSB pin pulled high with 5.2KE.even with pull-down it is not working.device is drawing 300mA on 1.8V, 25mA on 3.3V.Reset is active low for...
View ArticleRe: need video decoder IC which is industrial grade
video decoding (DVI-D) capabilites . HDMI interface is not required
View ArticleRe: need video decoder IC which is industrial grade
Do you need any functionality other than DVI-D receive? -Matt
View ArticleRe: SPORT and DMA
Yes...if DMA interrupt mode is set to ENUM_DMA_CFG_XCNT_INT, interrupt occurs when DMA_XCNT becomes zero. But since you are using Auto-buffer mode, eventhough interrupt occurs when X_CNT becomes zero,...
View ArticleRe: hanging at the adc testing instruction adfmcomms1ebz
Dear Git, You posted a XLS file with entries like this- 0x7fff7fff C08700870FFFFF790F7900001000180018001800100018001 4380A7D9CE80017FFF80017FFF017C02008001800100018001 And said you couldn't...
View ArticleAD623 gain ecg
Hi Ineed helpin the design ofECG, and more preciselywith the selection ofamplifier gainad623.I appliedschemeasin the Annexbutused theamplifierad623. I think thevalue of the resistorRgiswrong. How to...
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