Re: Script file for External SYNC mode of ADV7390
Hello, Have you checked the script files here: http://ez.analog.com/docs/DOC-1666? Dave
View ArticleRe: Programming ADAS1000
Every square is: 5 microsec large on X axis and 1 V large on Y axis, thanks
View ArticleRe: ADV7604 video auto detection failure
Hi Dave, Thanks for your inputs, actually we got a script "ADV7604IO_ADV7604CP_ADV7604AFE_ADV7604HDMI_ADV7341B-VER.1.3c_RevA.txt"reference and used DVI section of this script using which we could make...
View ArticleRe: Compare spec between ADA4940 and AD8476
Hello Tarzan, Over what frequency range? The noise and distortion introduced by the driver may not be the most important selection criteria if there is already higher noise and distortion in your...
View ArticleRe: ADV7391-CVBS output
Hello, If the internal test pattern isn't showing up properly, it probably isn't settings. It's probably your output circuit. What is your output circuit? Dave
View ArticleRe: [ADV7181D] Output screen size at free run mode just after power-up...
Hi Tamu, Do you mean video format? I don't believe it will free-run at all on power-up without programming it but I'll check. Dave
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AD7746 Read value changing
Hello all, I am using the AD7746 to read a small capacitance value. I use both channels but both present an oscillation that will be critical for my application. When I try to read a 4pF capacitor I...
View ArticleRe: Query about ADL5372's Output Power Variance
Hello Wayne, We checked it at Modulator RFoutput(Vout, pin#13). Figure 5 shows baseband(I and Q) frequency response. We either kept baseband input level or calibrate out the variation over baseband...
View ArticleRe: My DSP/DAC Project
Thanks for the Input Dave! Added dip switches and changed a few things around...Now possible for both I2C and SPI communication. I'm basically splitting whole schematic into sections so it doesn't...
View ArticleADV7630 720P performance less than 1080P resolution
One of our key video customer Hikvision is using our ADV7630 as the HDMI Splitter; now they have the question for the ADV7630 EQ setting;we have three mode for the EQ settin, < or = 27Mhz TMDS...
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Re: ADAU145x missing in Tree ToolBox - SigmaStudio
Hi Thomas, A DSP's algorithm development depends on its capability as well as how long it's been around. At this time, the ADAU144x ("Sigma 200") series has the largest assortment of blocks,...
View ArticleRe: ADAU1701 I2C communication with mcu
Hi Yagami, thank you for your support! I shifted the slave address from 0x68 to 0x34 and they are finally communicating. I guess it's something with Arduino Wire library cause i had to bit-shift other...
View ArticleAD8343 for 6 MHz frequency mixing
Hi, I have an application that requires taking the difference of two differential 6 MHz frequencies. I am considering using the AD8343. The application is for a test instrument. I would hope for output...
View ArticleBetter to mix or multiply
Hi, I am trying to measure the difference in frequency between two closely spaced 6 MHz signals. This is for a sensitive research measurement instrument. Is it better to mix or multiply to achieve...
View ArticleRe: QPSK GENERATION (MATLAB HDLCODER)
Hi Amruta, The QPSK genarator block in the model you attached generates the qpskmodulated signal. Best,Di
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Re: My DSP/DAC Project
Thanks for the input Yagami.But there is a bit more treachery a foot here.. Here's a quick road map: DSP1:BLCK0/RLCLK0 -> BLCK2/RLCLK2 : I2S Input From Digital Input Board ( DIX9211 )BLCK3/RLCLK3...
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Re: dc/dc controller with output of 500 V
Hello Sveta, Perhaps you'd like to avoid transformer-based circuits to save size and weight. That's a fine goal, and it explains why in many applications their use has been declining....
View ArticleRe: working with AD-FMCOMMS1 at low sampling rate
Lars, Sorry. That was a midnight flub. I should have paid attention to address 0x8000000 (ADC memory). Anyways, here is the register records on DAC DMA, for fs = 491.52MSPS:AXI_DMAC_REG_CTRL:...
View ArticleHelp w/ ADSP-21489... DUAL SIMD MAC 40bit Floating Point
Talking (emailing) with an ADI applications engineer... he's VERY good... but, I'm getting frustrated not being able to find ANY good descriptions about how the DAGs are set-up to do DUAL SIMD MAC...
View ArticleAD5160 DPOT - 0-12V 1 Amps Swing ?
Hi I am trying to make a Digital Voltage control Knob remotely to change the Output voltage 0-12V DC with 1 Amps driving power.Already i wrote the firmware to change the Voltage remotely and now i...
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