about 21489 spi slave boot
Hi. In our project, I need to boot SHARC 21489 by SPI host, I've debugged this for some days.It always cann't work normly. The system is comprise of DSP(Sharc 21489) and ARM(STM32), they connect...
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Re: ADV7612 and ADV7511 Display issue
Hi Matt, I tried to change TTL output format RGB36 to YCbCr20 to evboard.But the EVBoard could not change the ADV7612 output format and ADV7511 input format.Because the EVBoard can support just RGB...
View ArticleRe: VGA for 10 to 15MHz (DC or AC) Signal for ADC input
Hi Chris, We are glad to help. Let me also recommend AD8338 which is a newer part, though it operates at lower frequency (-3dB bandwidth of 18 MHz) than AD8330 but you can give a shot if you will...
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ADuM3223 GND questions
Dears as we know ,the ADum3323 is the isolated half-bridge driver, in the Datasheet P16 , the SCH is as belowwe can see that, the GNDA is floating, can we connect the GNDA to a negative voltage,...
View ArticleRe: Leak signal of AD-FMCOMMS1-EBZ
Hi Charly, Our customer measured about the carrier cross talk at Rx part Mixer.Do you have the good solution idea to fix this cross-talking?Customer will built the AM scalar network analyzer by your...
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Re: AD-FMCOMMS3-EBZ EEPROM Question!
Hey, its nice to see that someone is running into the same issue we are currently looking in. Did you tried to read/write data/parameters to the AD9361 via iio-oscilloscope? That should not work as...
View ArticleAD9548 unresponsive after initial powerup
Our custom Zynq board's AD9548 appears unresponsive after initial powerup, with the Linux ad9548 driver reporting "Unrecognized CHIP_ID 0xFF". Resetting the board with our "poweron reset" switch allows...
View ArticleRe: loopback test
Rick: If you want to do that, try things in the following order: - set the loop back - send the buffer to Tx (this buffer repeats) - start reading Rx (read 2x the Tx buffer, since you will not know...
View ArticleRe: NLMS Block for ADAU1452?
Dear John, Thanks for the reply. Attached is my project. If you have time please check if i had made connection mistakes for the NLMS block. Thanks,Dan
View ArticleRe: Synchro/Resolver Converters
Hi Ryan, Thanks for the update, but I would greatly appreciate if you can answer by following questions 1. What is the relationship between reference frequency and tracking rate. How did you arrive at...
View ArticleMax speed ADV7612BSWZ-P, ADV7511KSTZ-P
I found a data sheet for the ADV7612 that lists the max pixel clock at 170MHz, but then in another part of the data sheet it says it supports resolutions up to 1600x1200. I am used to working in the...
View ArticleEVAL-AD7985EDZ FPGA Code
I bought a EVAL-AD7985EDZ board from Mouser, But could not find the directory "Evaluation Board FPGA Code"in the CD, where can I download it? Thanks.
View ArticleADXL345, 3200Hz Data Ready makes ideal time interval?
Hi. I.m trying to get high sampling rate data from ADXL345.So I set configurations as data rate as 3200Hz and receive data ready through INT1. ADXL345 makes interrupt signal well, but when I measure...
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AD7682 Bandwidth VS Conversion Rate
It is read from datasheet that 250KSPS throughput can only be achieved when ADC is working under full bandwidth. Does it mean that if I set the bandwidth register in ADC to 1/4 bandwidth, I can only...
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AD-FMCDAQ2 PLL locking issue??
HiI uploaded this question a while ago but haven't got any response yet.Please have a look at this and I'd really appreciate your help.:I have an AD-FMCDAQ2 Rev. D and a KC705 board.Following the...
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Re: AD-FMCDAQ2 PLL locking issue??
Hi Young, First of all, can you confirm that you are using the latest prebuilt version (at this moment it is from 2015.03.19)? We have discovered some interrupt problems on some of the Microblaze...
View ArticleRe: BF537 UART comms
I have passed this issue with some software checks because of not having enough time to deepen on it. I m sure no transmission on is available but RX pin may be float. No error is detected. The only...
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Re: Creating or modifying existing algorithm
Hello Dave, I ran into the same trouble with the Pulse Counter block -- apparently it only works with one-sample wide pulses, which is what the Zero-Cross Detector provides. Thus, we can also use...
View ArticleRe: Configurations for KC705 with FMCOMMS1 to run XCOMM example
Hi Dragos, It there any fix or updates with I can do it at my side to get the board up running. Thank you. Regards,Arul
View ArticleRe: ad6676 reference design
No, data from GT is NOT the samples. The ADC data comes from the AD6676 core. It is just the samples as it is - 16 bit I/Q interleaved.
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