Re: Program crashing if loaded by bootloader
You will just have to look at the source for the code you are compiling to find what's used in your particular case.If you build this inside a CCES project then the editor will allow you to find the...
View ArticleRe: Download firmware from MCU to ADSP-21489
The most common way to achieve this would be to use the slave boot mechanism via SPI.A processor initiates the boot by writing to the DSP over SPI with the DSP being the slave and the processor...
View ArticleRe: Level detector designer coefficient
Hi Mack: The formulas used for calculating these coefficients are the same formulas as the ones used on the second order filters within the SigmaStudio toolbox. Those formulas are available in our...
View ArticleClik here to view.
Re: Program crashing if loaded by bootloader
Thanks, I think I should be asking where thefinal_init_loopshould be. My first attempt to modify the default boot kernel to function as a secondary loader has something like this, and obviously it...
View ArticleRe: Anyway to download program to ADAU1761 with small-RAM size micro controller?
HI Kelvin: Please try breaking the program in chunks of 4 bytes. Recall that the word size for the program / parameter and data is 4 bytes and the address space increment once every 4 bytes on the...
View ArticleClik here to view.
Re: ADXL375 "detecting" single shocks far below specified threshold in...
Hello venkat, I have done as you suggested. I in fact performed tests such as this at the very start of this project, just to test successful SPI communications. However, I have performed the same test...
View ArticleRe: AD9364 Reference Clock Input Voltage
Mark: No, that is no how FMCOMMS5 works, but I agree it's a little trick to understand. Having a look at the schematics:AD-FMCOMMS5-EBZ Hardware [Analog Devices Wiki] Oscillator (Y301) generates a 1.8V...
View ArticleRe: ADXL375 "detecting" single shocks far below specified threshold in...
I should also add that outputted values have already been converted using the ADXL375's scale factor of 780mg/LSB (accelerometer output * scale factor) so as far as I can tell the values outputted in...
View ArticleClik here to view.
Re: Anyway to download program to ADAU1761 with small-RAM size micro controller?
Hi Miguel,Thanks for the quick response. I will give it a try soon. One more question --- Will I have to use non-stop i2c condition in the successive writes (so the 2 dsp program address bytes only...
View ArticleRe: AD9361 Settling time
You may want to read this one here: https://ez.analog.com/message/151514#151514 150-200 us for frequency switching using SPI writes sound reasonable.You can get down to a single digit us number using...
View ArticleCan the ADAU1401A have dual sampling rates
We want to be able to sample in I2S data at one sampling rate, do some processing, and also output the audio stream in a different independent sampling rate. It looks like this is possible through the...
View ArticleRe: managing my own design with TCL?
The ADI designs load the designs in this order- base (depends on the carrier) (e.g. projects/common/zc706/zc706_system_bd.tcl)fmc (depends on the target hardware) (e.g....
View ArticleRe: IIO Scope and time domain triggers
Hi Robin, The Frame Sync (Capture Pulse) is needed by the end of May. Could this feature be added by then? Moving to the HSC-ADC-EVALCZ is undesirable… Thx.Steve
View ArticleClik here to view.
Programming ADF4360-9 from microcontroller
Hi, I'm trying to develop a frequency synthesizer based on the VCO + PLL ADF4360-9 and an Arduino (or a Raspberry Pi). I have the associated evaluation board (EV-ADF4360-9EB1Z) and it works nicely when...
View ArticleRe: Unable to connect to ADUC 7023 eval board using provided Midas-Link RDI JTAG
Have you checked out the following threads?mIDAS-Link no joy, what does WinRDI OpenProc failed mean?RDI driver with ADuC7060 shows errorEVAL-ADuC7023QSPZ1 - What's the secret to get the ADuC7023 to...
View ArticleClik here to view.
Re: SSM2603 Overdrive
Hello Hank, I went into the lab and tested the clipping behavior. It looked normal. I tried with the ALC enabled and disabled. I also tried a low frequency signal with the ALC enabled, the attack and...
View ArticleRe: AD9430 and sparkle codes
Hi Oleg, Someone from our High Speed ADC Product support team will contact you shortly via your registered EngineerZone email to get more details on your application. Best Regards,Tony M
View ArticleRe: will the DDC(AD9625) function introduce the dc offset?
Hi Lucius- The DDC for AD9625 will not introduce any additional offset into the output spectrum. For frequency bands that are significantly away from 0Hz, the DC offset will be filtered and not part...
View ArticleClik here to view.
Re: AD9129 Issues
Okay, that is likely your problem. The FPGA PLL has too much jitter. Please check page 39 of the AD9129 data sheet to understand the max jitter that can be tolerated by the AD9129. You'll see on page...
View ArticleAD9129 clocking problems
I have a custom board with two AD9129 DACs. The DAC clocks are driven with a AD9517-1 PLL using an external Z-Comm CRO2500 VCO. The design is very similar to the 4-DSP FMC260/126. The clock circuit is...
View Article