Re: How to switch to another ADC channel on the fly?
Can you check the MMR ADC1CON, as documented on Table 24, page 38 in the User Guide you can predict the channel settings. You also can directly write to the MMR ADC1CON to select the inputs for your...
View ArticleRe: ADV7182,ADV7340 and ADV7511 video decoder/encoder configuration
Hi , We are using ADV7511 for DVI Out , ADV7182 for CVBS Input and ADV7341 for CVBS output. ADV7511 working properly as per expected. ADV7182 register configuration is done as shown in the attached...
View ArticleRe: ADV7182,ADV7340 and ADV7511 video decoder/encoder configuration
Hi , ADV7340 colour issue is solved.For ADV7182 still noise problem we are facing. We are configuring ADV7182 internal test pattern by writing register 0x11 to 0x14 register.Color BAR pattern coming...
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Re: Exceed Input Common Mode Voltage
Hey Kris, in the picture below i illustrate the circuit.in the first configuration R1 and R2 were 0R, now i replaced it with a 100R resistor so that the current is limited to less than 8mA. Fortunately...
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Re: ADE7878 with smaller WTHR VARTHR calculates wrong energy values
Hi Dlath, I have not had any problem with ADE7758 because i am designing now my new hardware with ADE7758. Before i finish the new pcb, i just wanted to ask you about chip reset mechanism. Is there any...
View ArticleRe: AD8475 using IN 0.8x for aditional low pass filter?
Doesn't anybody know about this AD8475?
View ArticleRe: ADV7511 Linux Examples running on Xilinx Zynq Board
Hello, Please download the reference design (for the desired board) from github. For example, this is the design for the ZC706:...
View ArticleRe: AD8475 using IN 0.8x for aditional low pass filter?
Thanks for that "classification"!!!Und tschüss...
View ArticleRe: ADE 7880 no-load conditions
Hi hmani!Thank you for the details. I will try your approach! I do not use the CF-outputs and I am accumulating the energy in my microprocessor. My approach will be as follows:Set VANOLOAD as you...
View ArticleAbout voltage of external regulator at ADAU1452W
Dear support team, I have a question about configuration of power for DVDD at ADAU1452W. Q.Is below configuration of DVDD acceptable? VDDIO = 3.3V External PNP transistor input = 1.8V I...
View ArticleRe: adxl345EV problem
Hi Lama, I am worry about there is something wrong with your hardware. Please check your I2C connection according to Figure 40, on page 18 of ADXL345 datasheet. Please try to read DEVID firstly to make...
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Query about ADRF6655's Conversion Gain
Hi, thereI brought an EVB of ADRF6655 from your distributor and tested it. Here are two queries that need your help.1, I measured ADRF6655 output signal through spectrum analyzer.But measured...
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Re: Vrms calibration in ADE7758_SPI with Arduino
Hi Dlath, I had disable the LINECYC to read the energy register only and the AWATTHR seem to increase constantly. When the load increases, the AWATTHR register reading increases with every readings. I...
View ArticleRe: adv212_firmware_load
Hi Dave, I just changed fpga pins as LVCMOS33 and the Aadv212 started to init succesfully but not stable. One time it inits another time it can not. What i mean is saying is that i m waiting active low...
View ArticleRe: Voltage +-50V/100mA driver
Hi Stefan, Your +/-50V requirement at the output really narrows down the choices for the driver. I would recommend that you take a look at the ADA4700-1 for that purpose. It has a very wide supply...
View ArticleQuery about AD8370
Hi, there We are using AD8370 VGA in one of our projects at 140MHz.Although,I went through the datasheet i was not able to find the IP3 behaviour and gain step resolution @140MHz at low gain mode and...
View ArticleRe: ADL5565 FPBW specifications
Dear Jim, unfortunately I can't accept with you.Looking on your answer we can not trust to the "Test Condition/Column" column at all?6.75 GHz is mentioned on the third page and any engineer immediately...
View ArticleRe: FMCOMMS1 : problem with I-data
Hi Alex, I think I found a part of the problem in "ad9122_tune_dci". This function always returns an error the first time the software is launched. But if we launch it again, without turn off the...
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BF524 USB block power
Hello, My board was designed with BF524. BF524 operates as USB device. The circuit is coped below and the same as evaluation B/D.Occasionally, the following situation happens while operating.- VBUS...
View ArticleRe: ADV212 in decode mode, 1080i-50Hz
Hi again! Up to this moment, I used only small bitrates below 20MBit/s for the ADV212 encoder. Now, I need to set-up the encoders for about 70 MBit/s. However, the encoders generate the total output...
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