Re: Audio and encrypted problems about ADV7623
Hi Jimmy, 0x68 Register 0x18 = 00h - > This means you are not receiving any audio samples, you will need to check your source. Check register 0x5 bit 7 in the HDMI map, if this bit is low, you are...
View ArticleRe: issue for how to configure Various input format to fixed output in ADV7611
Hi Daved, I was used ADV7611BSWZ-P chip only , Thanks for your update. Thanks by,Venkat
View ArticleRe: Register setting of ADV7181C
Dear GuenterL,We appreciate your reply and information.We ask to you once more. The following script can apply to our application?.(from ADV7181C_ADV7181C@_ADV7341-VER.3.2c.txt)##CP 1080i##:1080i/60Hz...
View ArticleRe: AD5933 source code
Hi north, May you check with different excitation voltage, 2Vpp. Additionally, May you check the RFB pin to see that the ADC is measuring all the time the same signal in terms of amplitude and...
View ArticleAD8475 introduces too much noise, any suggestions?
I'm driving an LTC2440 24 bit sigma delta ADC with an AD8475 funnel amplifier. If I short the ADC inputs together I measure about 7 counts RMS noise, which is about 2uV RMS. This matches my expectation...
View ArticleSplit Screen observed while capturing PAL M using ADV7181C
Hi,I am facing split screen issue in the captured video, when my input resolution is PAL M. (Composite video standard Used in Brazil).I am using ADv7181C chip. To brief about this issue: I was...
View ArticleRe: ADV7623 OSD ypos limited in 1080P?
Hi Chris, You can add reference to vertical offset since this can be used to adjust the display area of both top and bottom position to have only a few rows in top and bottom that are not used.Refer...
View ArticleAD5933 impedance measurement without DC offset over the impedance
Dear, we would like to measure an impedance between 100 KOhm and 500 KOhm butit is not allowed to have a DC voltage over it. Is it possible implement a DC less measurement with/without extra external...
View Articleadv7612 configuration for 720p60
Using custom board with adv7612 which gets 720p60 1. How to make sure that adv7612 outputs correct video?Reading HDMI reg 07 gives x85 where DE is not kocked. 2. The laptop which is my HDMI source not...
View ArticleRe: AD8475 introduces too much noise, any suggestions?
Hello Oliver, Perhaps you could try throttling down the AD8475's bandwidth with a cap directly across the ADC differential input (after the 47 ohm resistors). 0.1uF might be a good starting...
View ArticleRe: Opamps driving coaxial cables
Hi Sergey, Thanks for the update. The op-amp noise power spectral density (PSD) is going to add to your oscillator PSD, so we need to determine the absolute levels for the oscillator PSD. The power...
View ArticleRe: USB Driver for the FMCOMMS1
Hi, I just checked and the answer to this question is no. The mini usb is not to be used and it will be removed in the future. Thanks Charly
View ArticleADV7511 3D side-by-side (Full) support
Hello, We have been using this chip in 3D frame packing mode for a while. I am in the process of adding 3D side-by-side (Full) mode to our system. As far as I can tell, I am generating the correct...
View ArticlePrevent zero init of data?
Ok since I can't read back what I wrote to the watchdog, I did this: char WD_Track __attribute__( ( section( "IRAM2"),zero_init) );void WDT_PET(char Track){ T2CLRI=Track; WD_Track =...
View ArticleSensors details in "iMEMS Initial Sensors" demo video
May I know the sensors details/configuration used in the demo video on http://videos.analog.com/video/products/MEMS-sensors/826028436001/iMEMS-Inertial-Sensors/ ? Can I purchase the complete set or I...
View ArticleRe: ADSP21469 DAC code
Hello,Since this is a SHARC-specific question, I moved it to the SHARC community. Hopefully somebody here can assist you.Thanks,Brett
View ArticleRe: Camera interface to HDMI port
HI Guenter, We checked the waveforms, they are attached for your reference. 1. Hsync occurring after every 2.5msec2. Vsync occurring after every 180msec We observed the ADV7513 input clock coming from...
View ArticleRe: ADV7842 : CP VGA detection
Hello Guenter I would like to identify the two reduced blanking mode : 1920x1200@60hz and the 1600x1200@60hz. But this two mode produce the same result for STDI_BL and STDI_LCF and with experience the...
View ArticleRe: LINUX WITH HDMI VIDEO OUTPUT ON ZC702 BOARDS booting stucked
Hi, Lars, Thank you very much for your reply.I build all the files myself. This is my steps:1. check out the u-boot tree form Xilinx.( git clone git://git.xilinx.com/u-boot-xlnx.git) and build the...
View ArticleRe: ADV7842：In using Auto Graphic Mode, Vsync output was stopped at Freerun.
Hi Aimpoint, Is that the only eval platform you've tried it on? Are you saying when the input video is removed-- it stops outputting any syncs at all? Generally it should free-run unless you've...
View Article