ADIS16480 - How to restore complete factory configuration?
We develop a platform stabilisation application with ADIS16480. First, ADIS16480 was connected to an ATXMega192A3U controller and all worked fine: We could change registers, read Euler angles etc. A...
View ArticleADV7393 cable detection
Hello all, When cable is connected or not connected to DAC1 output with video output, address 0x10[0] is 0 which means cable detected. DAC2 and DAC3 as attached circuit is not connected (NC). I use...
View ArticleJitter in Vsync ,Hsync at the output of ADV7184 videodecoder
Hi, We are annotating PAL video(Interlaced) using Sync outputs of ADV 7184.We are facing following problems1. Jitter in Vsync (~100 micro Seconds) (Attatched)2. Jitter in Hsync3. Hsync is active low...
View ArticleWrite buffer depth
Hello. Recently, I've noticed the 'IPRIO Register and Write Buffer Depth' topic at the page 6-39 of the 'Blackfin Processor Programming Reference manual'. I cannot know for sure until tried, but, I...
View ArticleTwo questions about ADV7392W.
Hello, I have two questions about ADV7392W.Question 1. Could you tell me the status of the output pins(HSYNC, VSYNC, SFL, COMP, DAC1, DAC2 and DAC3) during reset? Question 2. About POWER SUPPLY...
View ArticleThe process of making a custom Buildroot uImage
I have the latest buildroot(blackfin-buildroot-2012R2-RC5.tar.bz2) from sourceforge and want to generate a uImage for my custom BF537 board so that I can run linux on my blackfin device. This seems to...
View ArticleMeasure milli volt with ADuC706x
Hi i want to use ADuC7060 to measure voltage in range of mv. I get to know from data sheet and browsing ENGINEERZONE that i need to provide minimum 0.1v (as bias) to ADC5 in single ended mode or there...
View ArticleADG 888 Operational Problem - looks it is latching
Hi please find attached document for ADG 888 operational problem, Please suggest where i am going wrong.
View ArticleBlackfin USB is not getting detected everytime
Dear All:I am using Blackfin BF527 version 0.2. The USB part of schematics is same as one present in EZKit LITE. i am using USB in device mode. USB_ID pin is left floating.USB gets detected some time(I...
View ArticleHalt when starting kernel
I have made a custom buildroot for my custom BF537 board but it fails to start the linux kernel, stopping here:bootm 0x1000000## Booting kernel from Legacy Image at 01000000 ... Image Name:...
View ArticleADE7880 Phase Voltage Reading
Hello, SirI develop ADE7880 Hardware. I am getting default value of all registers correctly but when i am trying to read AVRMS, its give me wrong value.Here i connect single phase only.first i lock...
View ArticleSDIO WIFI on BF548
Hi,I want to use sdio wifi on bf548-ezkit,the uclinux-dist is ADI-2011R1R3.And I referred the doc in such link:http://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:drivers:wifi_over_sdiobut when I...
View ArticleBoth PLL AD9523-1 not lock. Board FMCOMMS1.
I have the boards Avnet ZedBoard and AD FMCOMMS1. From FPGA I give 100Mhz CLK signal to the AD9548, which generate 122.88Mhz clock to the AD9523-1. I need 98.304Mhz CLK signal for ADC from AD9523-1....
View ArticleADAU1701 Selfboot Problem
Hi Everyone, I need your help please! I am busy with a design using the ADAU1701. I have bought the evaluation kit and as a test program just output a 500Hz tone to all 4 DACs. The program works...
View Articleproblem_with_gain_control
Hello,I am student from Slovakia and I have problem about differantial amplifier ada4927 (I need bandwidth 25 MHZ and almost same input resistors). I would like to control gain with 1 pair of JFETs in...
View Articleintegrate the ADAU1761 in the ZedBoard software
I got the following information from "Lars-Peter Clausen" <lars@metafoo.de> via "Oskar Schirmer" <oskar@scara.com>: For audio on the ZED board you can use the following XPS project:...
View Articleloading of ADL5566 Voc pins
Hello- We are using the ADL5566 to drive the two inputs to the ADS5407, but the resulting common mode is 2.3V rather than 1.9V. How much current can the Voc input pins of the ADL5566 draw? The Vcc pins...
View Articlequad opamp, isolation amplifier
1.can any one tell me which is the better one. LM124 or OP467?or any other quad opamp? 2. can any body suggest a replacement for ISO120 isolation amplifier?
View Articleadv7511 driver and debug
Hi: I am a new student of embedded systems.The adv7511 driver can not debugging success in DM368development board.It is always have a lot of errors .I don't know how to solve the problem .please...
View Article5Mb internal RAM in BF527 ?
The latest datasheets for both the SDP-H1 and SDP-B1 state that the BF527 has "5 Mb of internal RAM memory" I've been working with the BF527 for years now, and I believe the BF527 only has a total of...
View Article
