DAC for sub 1 Volt signal high accuracy signal generation
Dear all,I need to recreate a signal(actually 4 channels at 32KSPS) with +/-150mV swing with an accuracy of 4.5 uV. What are the options available.I am looking for 16 bit quad channel with SPI...
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Re: Why bookmarks not work?
I know the Opera is not widest spreading browser. But ...In Linux I have not Microsoft Internet Explorer. Next suggestion?
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Re: AD-FMCOMMS1-EBZ input modification
I've been attempting this code, however it always seems to provide syntax errors. I've tried converting the values using "16'h" for Verilog syntax and double checked the begin-end pairs but there's...
View ArticleAD9914 16 QAM
Hello,We are a student team and novices to the AD9914; we have purchased the AD9914 with the evaluation board. One of the things we were looking at was doing a 16 QAM signal and were wondering if...
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ADAS1000
Hello ! Before I worked with evaluation board and it worked great.Now I tried with only adas1000 but I get all zeros when I ran the test tone. SPI communication works but receive only zeros. I get for...
View ArticleRe: AD-FMCOMMS1-EBZ input modification
Yes, it should have been 16'h - will you post the syntax error(s)? The data may be offset binary. In that case change 0x8001 to 0x0000 and 0x7FFF to 0xFFFF
View ArticleRe: hanging at the adc testing instruction adfmcomms1ebz
Did you add the BRAM and BRAM controllers?Make sure you select the correct masters. Then find it's address map- then replace the DDR_* with this address. Will look something SIMILAR to this :- BEGIN...
View ArticleAD5930 wrong output waveform
Hi!I built AD5930 DDS with pic.Q=52MHz or 34MHz Output=or other... My code:write_vivo(0b0000011011111011); // 16 bit config bitswrite_vivo(0b1100000000000000+0x93f); // (o mod 4096)); // fstart lower...
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Re: Diverting Low Level Audio
Hi Byron. A bin logic scheme that fits into a -1701 is shown below. It uses about 20% fewer instructions than what I've previously been using, while maintaining separate control over attack...
View ArticleBoot from SPI can not find the AT45DB642
hello I switch the bf537 to boot from SPI ,and the device is AT45DB642. but it seems the processor can not find the AT45DB642.The following is what I had done:first of all, I power up the board ,,but...
View ArticleRe: ADE7880 Eval board USB connection problem
Hi TK, The AWATT register is directly proportional to the watt measurement with full scale inputs approximately equal to 4862401 (decimal). When calibrating with nominal inputs, you will have the value...
View ArticleRe: AD719x: CS is taken high during Continuous Conversion Mode
Hi Wallman16, In continuous conversion mode, the ADC selects each of the enabled channels in sequence and performs a conversion on the channel. The CS line has no effect on the conversion process. If...
View ArticleRe: AD9914 16 QAM
Hi team04, I believe that it is convenient to use the profile registers in creating QAM signals. For 16 QAM, it is preferred to use the direct conversion mode using function pin values of 0101b or...
View ArticleRe: Problems in ADV212 register reading and writing
Hello David, Very sorry for my delay.The max current our 1.5v core can supply is 3A. Someone work with me tell me it may enough and let me don't worry that. We have checked the voltage of 1.5v is ok...
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ADuM3190/4190 Specs , Figure 25, 26
Hi I would like to make sure spec of ADuM4190. 1. Regarding about Figure 26 CH2 is EAout 50mV/div CH3 is EAout2 20mV/div These are same division level signals. These scale were mixed up?It is...
View ArticleHow to calculate freq of a tone input?
HiI want to know the freqency value of a single freq tone input. How to achieve it by ADAU1701?Thanks,Jackie
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Auto EQ compile error on ADAU1701
Hello, In SigmaStudion 3.9, I created a simple ADAU1701 project using just only AutoEQ. When I execute link compile download, the error message pops up as shown below.How can it be fixed? Best...
View ArticleADV7180 WinCE Driver
Hello, We are working on a project, which uses ADV7180 video decoder.Our requirement is to port WinCE6.0 on our board. Is there any driver for ADV7180 for Windows Embedded Compact 6.0?Support for the...
View Articleadv7610 repeater
Hi expert adv7610 can work well on non-repeater mode, now I need to implement repeater funciton based on adv7610, i have trouble with it ,can you help me to check the flow? 1) set repeater (Bcaps)2)...
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