GPIO on ADuC7060
I am using the GPIO pins to detect when a sensor is connected. It works, but it takes a long time before the interrupt triggers. Any thoughts on what might be causing this?
View ArticleCan ADV7401 output 720p@30fps analog component with 8bit-4：2：2(DDR mode)?
Hello, I have questions about ADV7401. Question 1:Can ADV7401 output 720p@30fps analog component with 8bit-4：2：2(DDR mode)? Question 2:Please see attached file "pic19954.gif".This picture is from...
View ArticleAD9783 Settling time?
What is the AD9783 settling time and are the specification / measurement conditions? ThanksDave
View ArticleAD9910 antibacklash pulse width control
Hi Engineerzone, I've used the AD9910 for a while now, in its evaluation board and also successfully incorporated into my system. My question is about the PFD antibacklash pulse width control. In the...
View ArticleADAU 1701 Miniz - No audio output?
Hello people. I am working with the 1701 mini for my senior project. I have followed all of the instructions in the guide very closely for the first EQ program shown. However, I can not get any output....
View ArticleThe data restored in the flash of Aduc7020 got lost.
Hi,guys,As the title says.the Firmware is working normally.When the Mcu works continuously for a few hours,part of data restored in the flash gets lost.And~~some modules lose this part of data,while...
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parallel byte interface mode of AD7606
Dear Sir/Madam, We are going to use the parallel byte interface mode,and have two questions about DB[13:9]. Q1.There is the following description. P.15 of datasheet, "When PAR/SER/BYTE SEL = 1,...
View ArticleADV7511 Linux DRM driver
The Linux DRM driver for the adv7511 has two arrays for setting registers: adv7511_register_defaults and adv7511_fixed_registers. Both are used in the function adv7511_probe(...) which is called to...
View ArticleADV7850 : Autographics DE register settings
I want to extend the 7850 SDK to handle additional analog formats in Autographics mode. Is there a method of determining the correct values for de_h_start, de_h_end, de_v_start, and de_v_end?
View ArticleADV7623 eval board
HEllo:I looked in the product folder for the adv7623 eval board and don't see one listed. Is there one and what is the part number?Thank you
View ArticleADV212 RCTYPE(TargetSize) Quality Estimate
I am using an ADV212 paired with an ADV7180. I am setup for NTSC 422. I have RCTYPE set to "Target size per video field or image" Is there a simple formula to compute an image quality estimate (maybe a...
View ArticleThe HDCP problem about ADV7619
Now I'm developing the product in this way: blu-ray players HDMI signal passes ADV7619 processing, the FPGA obtains the RGB video data, after processing, transmit to the displayer through the...
View ArticleRefrence Design for AD-FMCOMMS2-EBZ
Hi I'm trying to bring up LINUX-based system based on ZC702 board and AD-FMCOMMS2-EBZ. What reference design should I use?the following statement indicates that such a reference design is only...
View Articleadt7470 - how to re-enable a stalled fan?
We use two 7470s to control six fans. Recently we had a fan stall because a third party engineer servicing other equipment stuck a screwdriver through the fan cover. The fan blades were damaged and the...
View Articlezc702 HDMI broken after update
I've got a zc702 board with only the 7511 chip, and had been happily running a system with HDMI (using the cf_adv7511_zc702 reference design rev 6310ae0, and kernel rev 40d8cf29d). I tried updating to...
View ArticleI have some problem to ask you help about ADE7753
Hi everyone: I designed a board with ade7753, and I place a VT(Voltage transformer) and a CT(Current Transformer) in the circute.I don't know how to design the GND circute. I wonder if my circute...
View Articlehow to get total harmonic distortion ................
hi all ,, i am using ade7880 for getting harmonic calculation. I have connected with 3.5A, 400w and 0.5 power factor , when i am reading VTHD that is 225869. so now how to calculate...
View ArticleADAU1701 DSP Latency
I have a customer asking about my board's latency and it's using an ADA1701. I've searched the forum here and also in the manual, but cannot find any real info. My customer needs incredibly low-latency...
View ArticleCan AD8475 configured to a gain other than 0.4 & 0.8 using external resistors
Hi, I am working on multi-channel DAS. I am using AD7982 in the signal line. The dynamic range of this ADC is 5V p-p differential with a reference of +5V. The receiving signal dynamic range is 20V p-p....
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