LogicPD OMAP-L138 power consumption in DEEPSLEEP mode
I've been measuring power consumption of the LogicPD OMAP-L138 SOM using Wattson and was wondering if what I'm seeing is typical. The SOM has been modified slightly; we removed the SATA and Ethernet...
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How can I revise the param of -heap to 0x1000 from 0x0 with linker.cmd which...
Hi,I am working with OMAPL138LCDK. And I have created a custom platform for my own omapl138 accodring to:http://rtsc.eclipse.org/docs-tip/Demo_of_the_RTSC_Platform_Wizard_in_CCSv4The platform setting...
View Articleedma3_lld DSPBIOS to SYSBIOS Migration
I have an ADC driver which works on C6748. I developed it for DSPBIOS with edma3_lld 1.xx..xx. I'm migrating my application from DSPBIOS to SYSBIOS and I have stuck on EDMA. I followed the steps...
View Articledsplib_c674x_3_2_0_1 FFT_Example_674_LE_COFF fails to compile
When attempted to compile the FFT_Example_674_LE_COFF from dsplib_c674x_3_2_0_1, the compilation failed with the error:**** Clean-only build of configuration Debug for project FFT_Example_674_LE_COFF...
View ArticleCannot unzip sprc941a.gz
Hi,I want to use PRU with L138LCDK. After I download sprc941a.gz from http://www.ti.com/tool/sprc940 on Ubuntu 12.04 LTS, I run gunzip sprc941a.gz. I find that it renames sprc941a.gz to sprc941a....
View ArticleWhere is folder/file "config/kernel.release"?
Hi,I install L138LCDK on Ubuntu 12.04. Then, I unzip kernel under path:/home/lcdkl138/ti/ti-sdk-omapl138-lcdk-01.00.00/board-support. A new folder linux-3.1.10 is generated under board-support.I modify...
View ArticleCannot build syslink example projects
Hi,Now I can build syslink library on L138 LCDK, ubuntu 12.04. That is syslink,klo is generated. When I try to build the syslink examples, there is no result generated while there are such echos as...
View ArticleFailed to add drivers MT9T031 in the OMAPL138？
I have done follow action to add the MT9T031 Driver to OMAPL138.my software is DVSDK4.01) Add the Config parement CONFIG_UI_DA850_UI_CAMERA=y;2) in the kernel menuconfig I add the MT9T031optionsBut...
View ArticleHow can I run the program from internal flash using TMS320C6747
I can run the program from ram ,but I can't download it to the flash ,are there any articals or methods about this ,thank you ,and waiting for your answer.
View Articlesyslink: ProcMgr_load failure
Hello,I am working with OMAP L138 and trying to upload a simple DSP program by calling ProcMgr_load. I create the DSP side using CCS projects. The project contains just an empty main function. When I...
View ArticleEMIFA access (Read/write) effect on DMA operation [C674x DSP]
Dear experts,I am using TMS320C6747 on a project, there is an EDMA engine for accessing data via McASP and it works without any problem, as soon as I try to access EMIFA through CPU (this is a 32 bit...
View ArticleProblem with NFS on host Ubuntu 12.04, L138 LCDK board
Hi,I set L138 LCDK as NAND boot. I would like it uses TFTP and NFS on host Ubuntu PC. It always fails at the NFS stage. Are there some procedures to check NFS server (host Ubuntu)?I have done as the...
View ArticleOMAPL138 EMIFA LCD INTERFACE
Hi sir, I am trying to interface OMAPL138 EMIF A bus to Winstar 12864f LCD directly, My connections of LCD with EMIF is as follows, I am using cs2 for interfacing....
View ArticleHow to flush C6748 USB CDC Device TX data?
Dear All,I encounter a strange problem when I'm trying to make my C6748 USB Composite (HID + CDC) Device to send 1M byte of data to windows 7 Host from the CDC device. Most of the data are transmitted...
View ArticleFIR filter
Hello,I'm trying to get my audio input signal through a FIR filter. Where can I find any example of a FIR filter?Thanks a lot,Miguel.
View Articlesyslink sample error on the OMAPL138-LCDK
Hi, I have a OMAPL138-LCDK,and I'm working with syslink-examples to test the correspondence between core ARM and DSP.I got error as follow:root@omapl138-lcdk:/ti/syslink-examples/OMAPL1XX/messageq#...
View ArticleChange DDR clock speed while running?
Our board has an OMAP L138 with mDDR. For a number of reasons, we'd like to be able to lower the clock speed of the mDDR while running (and hence while potentially accessing the memory). This will...
View ArticleOMAP-L138: USB0_VBUS input current
HiDoes anyone know how much current is drawn by the USB0_VBUS pin when USB0 is connected to a host?ThanksNeil
View ArticleMp3 encoding/decoding. Recommendations and overview of available libraries
Dear e2e community!Could You please give me advice about implementing mp3 decoding/encoding on TMS320C674x DSPs. I would be very thankful for a overview of available free (as LAME) and not free...
View ArticleFootprint for ZWT, (S-PBGA-N361)
I am using the ZWT package . (S-PBGA-N361) I have been researching the best footprint but have encountered conflicting information.In the some forum discussions a .4 mm pad was recomended because the...
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