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Re: ADAU1701 I2C communication with mcu
Hi Omar, I think I found at least one bug. SigmaStudio is telling you to write this combination of addresses and data: However, judging from your code, you're writing this:Note the discrepancy...
View ArticleRe: AD7705 cascading MCLK
Hi bem, A rule of thumb in driving CMOS load: Ensure that an input representing a logic "low" is significantly lower than the input low level (VIL) and an input representing a logic "high" is...
View ArticleRe: looking for automatic gain control (AGC) ic...
hello rigustafson, I would recommend you to use one of the following VGA with AGC detector below which are suitable for your applications: AD8367 - 500 MHz, Linear-in-dB VGA with AGC Detector....
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Re: about ADAU144x DIN5(Pin91)
Hi lunke029, I just used my evaluation board and tried a simple test. I routed data output from SDATA_OUT0 in master mode, using clocks LRCLK9/BCLK9. I connected these signals using jumper wires to...
View ArticleRe: Developing for ADAU1452 in assembly
Hi Antonio, According to the official FAQs, it is not possible to write code directly for SigmaDSPs: FAQ: Can I write C or assembly code for SigmaDSP in SigmaStudio?It looks like the graphical...
View ArticleRe: AD9854 with USB to Parallel Adapter
I apologize but I think the device driver was not properly loaded. When you look at the Device Manager, does an Unknown device on some of the entries? When it does, try updating the device driver.
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Re: Sigmastudio algorithms
Hi Graeme, This is a little complicated, but certainly not impossible. First, I'd suggest reading this primer on the basics of monitoring the level of a signal inside the...
View ArticleAD9631 AUXDAC effects
I read both the Factor Calibration n the Register Map document. But it doesn't give any details about converting RSSI value to absolute Rx input power. The setting for my experiment are that: MGC mode,...
View ArticleADIsimClk with Zero Delay Function
Hello, I have been trying to use ADIsimCLK with the AD952x family of parts and using the Zero Delay option. Whenever I select the option the program seems to crash. There is no error message and the...
View ArticleRe: Problems with EVAL-AD7762EDZ
Hi Torsten, It seems that the AD7760/62 eval board is not interacting with the CED1Z. Can you confirm that you have applied external supply to the eval board to power it up? If so, can you check the...
View ArticleADV8005 Thermal Question
Hi, Regarding to ADV8005, DS only describe Tjmax is 125℃, As TJ = TS + (ΨJT × WTOTAL), Customer want to know ΨJT of ADV8005 for further processing.
View ArticleADAU1761 single write/read question
On of my custimers is having difficulty doing a single write and read using the i2c bus on a ADAU1761 chip.If you look at page 39 of...
View ArticleRe: Adv7441a sync output resolution of 1600x1200 problems
Hello, DaveD, this is my configuration scriptDevice_adv7441_Write8_Usermap(pObj,0x03,0x4C) ;//; Disable TOD Device_adv7441_Write8_Usermap(pObj,0x05,0x02) ;//; Prim_Mode...
View ArticleRe: Adv7441a sync output resolution of 1600x1200 problems
Hello,Guen, this is my configuration scriptDevice_adv7441_Write8_Usermap(pObj,0x03,0x4C) ;//; Disable TOD Device_adv7441_Write8_Usermap(pObj,0x05,0x02) ;//; Prim_Mode =010b...
View ArticleRe: ADAU1445 - Some projects don't work when uploaded from MCU (but work with...
Hi josh: Just to be clear. You are running @ 196kHz right? If you are, you are very close to the limit in terms of MIPS.Are you using any of the algorithm that use subroutines (some of they are called...
View ArticleRe: Adv7441a sync output resolution of 1600x1200 problems
Hello, if in front of the register initialization, 1600x1200 on it, but I'll switch the resolution 1920x12801280x720, normally they become abnormal, which registers is not covered, script temp =...
View ArticleRe: MEMS Accelerometer Selection request
Thank you very much for your quickly reply!The other question is how the sampling rate is defined in datasheet? Does that mean every 1 second we can sample 3200 times and get 3200x6 bytes data?Thanks...
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16 pixel offset to right which belong to lest of the Image
hello everyone,i am a strange question,when i using pvp module,there are 16 pixel offset to right which belong to lest of the Image. the operation which i did as follow: init all the necessary...
View ArticleHow multi DSPs communicated with SPI?
Dear,One ADSP-BF561 run uClinux2013 as master,I don't know how to use SPI driver in user space to build a communication with other DSP's SPI interface? I have read...
View ArticleQuery for EVAL-AD2S1210 for SPI access
Hi, Im Naresh currently working on EVAL-AD2S1210 board. I wish to configure it for stand alone operation with data output via SPI. In this process, I have reconfigured the Jumpers/links and the...
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