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Re: How to disable Linux caching?
Thanks for the information, could you also instruct how I can reproduce this issue on my side? should I run a specific app in a certain way with ext2 SD card enabled? It would be great if you can...
View ArticleRe: Can ADV7511 output HDMI with 800x480p format?
Hello. Thank you for your reply. If ADV7511 send output HDMI with both video data of 800x480p(WVGA) and audio data to any ADV HDMI Rx device (ADV7611, ADV7612, etc.),can this system work correctly?...
View ArticleRe: ADV7619 - HDMI Compliance Test Failed
Hi Paul, My question was posted separately in this thread:ADV7619 failing HDMI compliance test 8-7 (TMDS jitter tolerance) Thank you.
View Articledds-sawtooth
HiI am trying to find a dds ic that produces sawtooth, sine and square waveforms. Do you have anything in mind? thanks in advanceSoulis SV1IVCi
View ArticleRe: ADV7619 failing HDMI compliance test 8-7 (TMDS jitter tolerance)
Hi, To complete the description for Paul:This is using our own board and own driver.As far as the evaluation board is concerned: this is a very specific HDMI compliance test, and we do not have the...
View ArticleADG508F Operating supply voltage
Dear all, The trouble occurred in our product using ADG508F.It is Open between input and output in low temperature. (About -10 degrees C) *I am still seeing the phenomenon only by one individual.*We...
View ArticleRe: Thread and Heap management functions in CCES?
Hi Doug, Unfortunately Micrium's RTOS do not provide equivalent functionality to VDK_GetThreadStatus. There is a field in the task creation block that contains it and which the RTOS Status window uses...
View ArticleRe: BF-609 Link for Linux development
Hi Vidya, I can't tell immediately what happens on your network connection, but you can download the tarball file...
View ArticleADV7390EBZ for 656 format verification
Hello, i have a circuit which generates BT656 NTSC/PAL data out and need to verify the protocol for line/field/etc.explored ADV7390EBZ from AD to serve thsi purpose. any idea if i can buy this board...
View ArticleRe: Memory usage and XIP in ram fs
A small addendum to the first post. The 'Slap' memory is not the initramfs. The initramfs is included in 'Cached'. More specific 'Inactive(file)' actually. (A bit odd.) The 'Slap' memory is the kernel...
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Re: ADG508F Operating supply voltage
Hello DMN, ±4.5V is quite low operating voltage, but you should still have a signal range of about ±3V. What voltage is the signal you are trying to pass? Regards, Sean
View ArticleRe: unstable video output from adv7850 when doing VGA 1600x1200 60hz
Assuming you are using the same script as we use on the eval. board the next step would be to re-examine the schematic and layout related to the UXGA inputs. If you can attach them here else we can...
View ArticleRe: What is output of ADA4691-2 in Shutdown?
Hi Satoshi, I already emailed the product owner of this part. I will get back to you as soon I hear anything from him. Best regards,Emman
View ArticleRe: AD1940 RMS Filter design for SigmaStudio
Hi: What type of RMS filtering are you trying to do. Do you have an equation. Can you further explain your applicaiton? Thank you Miguel
View ArticleRe: Synchronize Transmit across multiple AD9361
I've seen a webinar that ran a calibration routine to find and apply a phase rotation to the receive path in order to align two sets of IQ data for the AD9361 devices. Does this code come with the...
View ArticleRe: AD9361 initialization and calibration
I'm still having trouble locating fifo_address_sync.v. Looking in fpgahdl_xilinx branch. Is there a different FPGA Reference Design branch it might be located in? Thanks!
View ArticleRe: unstable video output from adv7850 when doing VGA 1600x1200 60hz
the registers that are setup are based on the script, but i cant say that we are strictly setting it up identically to the script. the latest scritp i have is ADV7850ES2-Ver.3.08d_AVEB.txt. i know that...
View ArticleRe: RX impedance match question.
How much source power are you using on your network analyzer? Matching should be fairly insensitive to gain setting.
View ArticleRe: unstable video output from adv7850 when doing VGA 1600x1200 60hz
I just tried the script - made no difference. i will check with our hardware engineer if I can forward you the schematics & layout thanks
View ArticleRe: Parameters to consider for selecting a SFCW transceiver IC.
Please see comments below. AD9361 datasheet contains performance metrics for your requirements either directly or indirectly via calculation:...
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