SMPSU on 1446
Hello, i've developed a multi-dsp board and it is running fine.The point is that the 1.8V transistor used for core voltage regulation, is getting quite hot.I've used a SOT223 device for each DSP, it is...
View ArticleRe: axi-dmac cyclic transfer + end of transfer interrupt question
Hi, Yes this is correct, since the transfer never ends in cyclic mode no end-of-transfer interrupt will be generated. If you want to get a interrupt after a certain amount of bytes have been transfered...
View ArticleADAU1452 - Delay Block and Loudness Block
Dear Sir/Madam, Is ADAU1452 able to support the following? Allow delay block to use DM0 which able to give customer more than 700mSec total delay (datasheet says AUAU1452 is able to provide 800mSec...
View ArticleRe: ADV7625 OSD Character color change
Hi yeguiyou, We will check this. Could you please let us know what is the Software driver version that you have been using? Best Regards,Jeyasudha.M
View ArticleRe: Error AT AD-FMCOMMS1-EBZ QUICK START GUIDE
Hi Git , I wan feed the i,q samples to RF processing to transmit the data in the ISM band to build a Prototype of Communication System. I didn't send any data to didn't right now ....
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Re: Error AT AD-FMCOMMS1-EBZ QUICK START GUIDE
hi sweety, there r two ways to send iq samples to dac ,one is through dds(in which only sine and cosine wave can be given as i and q ) and other is the custom iq data through the ddr . for the second...
View ArticleADSP-BF526 - Second SPI Bus Interface
Hi, I hoping you can help me with a question concerning the ADSP-BF526. I'm building an interface board for the ADSP-BF526 EX-board, with a uP, which will control the DSP via SPI. I'd also like the...
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AD1556 input data resolution
Hi.) In datasheet was described ad1556 work with ad1555 that have a 1-bit out stream. Also is written possibility to work with another del.sig modulator but about ad1556 input resolution is written...
View ArticleRe: How to manually update the cache data from the SDRAM?
Could you check if APIs in arch/blackfin/include/asm/cacheflush.h, for example, blackfin_dcache_flush_range will help?
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Problem with AD9779
I'm using AD9779 to produce a 60MHz IF signal, the sample rate of input I/Q data is 20MHz, and AD9779 is set to 8 times interpolation to 160MHz, and 3/8 IF output with 60MHz. The waveform of IF output...
View ArticleRe: ADuCM320 Eval.Board CD update
the tool or driver from segger seems not be in the package? thanks. Bruce
View ArticleRe: ADuC836
Yes you can use the 2kByte RAM on-chip for data as you think by declaring it as xdata.
View ArticleProblem in communicating ADuC7020 with LM75A temperature sensor via I2C
Hello,I am using ADuC7020 evaluation board.I have additionally placed two LM75AIM temperature sensor ICs using 10K pull-up resistors.I am trying to communicate using I2C to the sensors and read the...
View ArticleMarking Code
Hello, EngineerZone Users!I've got the following question. I've got a part with the following marking: on top of it - H 1B(maybe 8?) and the Analog Devices symbol; on the bottom side it's written G241...
View ArticleWill AD5934 have a problem if SCL & SDA are pull-up during power reset
Have to provide a power reset capability for the AD5934, will it cause a problem if SCL and SDA pins have 3.3VDC applied via a 4.99k ohm pull-up resistor when the AD5934 power is off?
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Re: Re: endurance figure Flash/EE memory in Aduc7060
You can erase each page only 10000 times.If you write only one word into that page, than this is not efficient.Better to write into this page multiple data words till it us used completely and than...
View ArticleConfiguring AD9361 for use with reference oscillator instead of crystal
Hi, We've recently made our own board using the AD9361, Previously, we were working with the FMCOMMS2 and Zedboard. On our custom board, we use a 40MHz reference oscillator connected to pin XTAL_N...
View ArticleWhy is the IQ data on AD9361 inverted?
Seeking support on customer issue with phase shift on IQ data when inputing sine wave that is offset from carrier. See below.... are doing some testing of the multi-chip synchronization features of...
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