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Hang at AbortHandler/UndefInstHandler
Hi, When I am debugging my program on ARM side of OMAP L138 with touch screen enabled, sometimes after a touch or even no touch for some period, the program goes to “AbortHandler/UndefInstHandler” and...
View Article[C674x/DA8xx] Confirmation of McASP TDM Format
Hi,I've asked the same thing with the following post from my customer, i.e., 50% duty of rx audio frame sync is ok or not when using TDM format....
View ArticleLCDK Interface to Robot
Is there a recommended practice for interfacing an LCDK to a robot? That is, taking in multiple low-frequency analog inputs, and providing analog/discrete and PWM outputs. I know that the LCDK can't do...
View ArticleOMAP-L137 H4 and F3 pin
Hello,Does following description in the datasheet also correspond to revision "D"? H4 and F3 pin are connected to ground through filter circuits on custom board. For more robust ESD, should these pin...
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unable to boot kernel using u-boot AM1808
Hi AllI have a Logic PD AM1808 Experiment kit and the I have successfully rebuilt the u-boot and the ubl. kernel image and file system is on sdcard. The default settings of u-boot is to load the kernel...
View ArticleArm + Dsp work in Linux
Hi,I've got great working Linux on LCDK and on my custom board. As I understand linux works just with ARM processor.Now I want to work with ARM and DSP in Linux. For example ARM recieved some data from...
View Articleboot dsp in lcdk
From the document, http://processors.wiki.ti.com/index.php/Boot_Images_for_OMAP-L138#Booting_DSP_Binariesi find"This section provides information on how to boot a DSP executable on ARM-boot devices. An...
View ArticleUART with EDMA3 at 2mbps baud rate
Hi,I am working on UART for Omapl138.I am using EDMA3 to receive data from UART. I am using linking property of EDMA3. So once I programmed,EDMA3 param will continue to update and EDMA wil continue to...
View ArticleOMAPL132 & ARM Linux - RTC drift
Hello, We are using OMAPL132 chip with embedded linux (kernel version 2.6.37)for our products. We are using 20PPM crystal and using internal RTC with battery backup. For this 20PPM, acceptable limit is...
View Articleconnect new SDRAM to OMAPL137
HiI want connect IS42S32160D-6BLI to omapl137. this sdram has 32bit data path.can i use this sdram?if yes :1) for connect to ccs, What changes in the gel file must be given? is that enough or other...
View ArticlePassing Audio Loopback project to FIR filtering (OMAP-L138)
Hello everyone!I'm a student doing his final degree project and I'm working with the OMAP-L138. I didn't know anything about it before i started the project so excuse me if this is a stupid...
View ArticleIMGLIB on both ARM and DSP
i need to run IMGLIB on DSP and Linux on ARM side how can i do that any suggestions... if i do program using IMGLIB and compiling it for DSP how to run those executable on ARM while it running Linux...
View ArticleHow to get the Hardware version of LCDK
Hi,The wiki page of LCDK lists the hardware versions below: Schematic Companion: OMAP-L138 LCDK Schematic Companion OMAP-L138 & C6748 LCDK v.A6a Schematics & BOM| Download now (Fixed...
View ArticleAM1808 power supply ramp
Hello.I found the following topic:AM1808 Power-on Sequence Timinghttp://e2e.ti.com/support/dsp/omap_applications_processors/f/42/t/108307.aspxMr.Paul said that it needs to be ramp up 1.2V to nominal...
View ArticleAM1808 did not pass 61000-6-5 test due to latch-up (problem with ESD Immunity)
All,My customer uses AM1808 in HMI board, software is based on Linux. This module is not mission critical, but lutch-up is not acceptable because of usability. The customer uses silicon revision 2.1....
View ArticleMcBSP interface related query
I am trying to interface O/P of the demodulator chip to the McBSP interface. My question here is with regard to Frame sync signal. Is it possible to interface only the clock signal and the Serial...
View Articlecomplex addition
Hi I'm having trouble using complex addition with my C6748 processor. If I try to use complex addition in my main function, it works, but when I call a different function and try to use complex...
View ArticleBIOS C6SDK Omap L138 OpenCV Facedetect Demo
Hey all,I use the facedetect code from the c6sdk with my Omap L138 custom board.I know that by switching the "Haar Cascade Classifier" I can detect with the same code other stuff.There are several...
View ArticleAM1808 going forward?
We’ve started working on our AM1808 based project again. A concern though, is that new SDKs seem to have stopped for the AM1808. Toolchain for the AM1808 was last updated in 2011. It looks like new...
View ArticleOMAPL137, am1705, rtc not syncing with ntp
Hello,I am working to get the omap_rtc in sync with ntpd. The board is getting ntp updates so the date command shows the correct time in UTC.root@module:/# dateTue Jun 24 13:20:04 UTC...
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