SDRAM performance bottleneck
Hi guys, I am interfacing a 16MB sdram with OMAPL137. I have initialized the sdram as per the datasheet specifications and now want to run a profiling test to see the performance. When i run a simple...
View ArticlePlay 5.1 or 7.1 channel Audio on daughter card omap l137
I've started working with omap l137, and trying to play a .wav format 5.1 or 7.1 sample audio on multi-channel audio card. but not working so far... any help will be appreciated.regards,Ravi.
View ArticleAM1808E vs. AM1808B
Hi,According to latest AM1808 Errata Sheet currently available (SPRZ313G) there are no issues corrected in Silicon Revision 2.3 compared to 2.1. Section 3.2 "Silicon Revision 2.1 Known Design...
View ArticleAdding second xmt D/A to McASP / edma OMAP-L138
Note: This is a modification of the source found at http://software-dl.ti.com/dsps/dsps_public_sw/c6000/web/c6747_audio_edma_app/latest/index_FDS.htmlc6747_audio_edma_v4.zipmodified for use with...
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SDIO Write Failure
We are using a Marvell based WLAN/Bluetooth combo module with OMAPL138 (not the EVM, but a custom design). In some scenarios we observed that FN1 (WLAN) driver gets write failure error from MMC...
View ArticleHPI Interface connectivity with GPMC bus
Hi,I want to interface TMS320C674x DSP with AM335x. HPI lines of DSP will be connected to GPMC lines of AM335x. But I need to use MMC2 signals pin-muxed on some of the GPMC Address and control lines.I...
View ArticleHow to program the Nand Flash on L138/C6748 Development Kit (LCDK) using CCS...
Hi e2e team,I may need your help to support my customer who is currently using the L138/C6748 Development Kit (LCDK): EVM-Board:...
View ArticleCant get the OMAP L138 audio example to work
Hi, We are trying to run and debug the MCASP_AudioExampleProyect over a OMALL138 LCDK. We can compile it and debug it without a problem, nevertheless it doesnt work. When we run it step by step, we...
View Articletransfer data by QDMA
Hello!I tried to tramsfer 16 subframes from DDR to L2 one by one using QDMA on 6748, but it doesn't work in my application.The size of frame is 1600*480, and the size of subframe is 100*480.I check the...
View ArticleRunning StarterWare on custom NOR flash board.
I would like to run the StarterWare UART example on our custom h/w. It is mostly based on the EVM for the OMAP-L138 but has a NOR flash.I can build the application and was wondering how to flash it....
View ArticleDocumentation of StarterWare mainly MCASP
Need a little help; I'm using the kit OMAPL138 LCDK and after many attempts, I managed to successfully run the example I will use as a basis for the development of a project (McASP). However, I could...
View ArticleMcASP Issues
Hi,I am using McASP port in OMAPL138 to transmit 24-bit data to 2 DACs (PCM1753) on AXR8 and AXR15. I am using CCS Version: 5.4.0.00091, and it is NON-OS development.I have successfully tested data...
View ArticleCan I run Face Detect Demo at 456MHz on C6748LCDK?
Hi Champs,Face Detect Demo run at 300MHz on C6748LCDK now, and I am trying to run the demo at 456MHz because I want to add any functions to the demo such as SD card access.Can I do that? If so, could...
View ArticleHow to config memory map in MCSDK?
Hi I work with MCSDK, OMAPL-138. I had a problem about memory map. Because when I run V4L2 video capture program, I got error and stop. The log is:start_video: page allocation failure: order:10,...
View Articleam1808, kernel 3.17, usb detection issue
Dar all,i succesffully had USB working on kernel 3.17 on a AM1808 based board.After reboot, with key inserted, automount detect the key and mount it correctly.Once removed, i see a message...
View Article[AM1707] How many USB2.0 endpoints are supported ?
Hi,Just a quick question. Please let me clarify about the number of USB2.0 endpoints on AM1707.TRM says, Supports 4 simultaneous RX and TX endpoints, in addition to control endpoint, more devices can...
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Question about L138EVM add ov7670 driver error
Hi, Recently I am engaged in the work of add the ov7670 driver to L138 evm board .The figure below shows a block diagram of the system. Motherboard is LOGIC L138EVM board,I design a daughter board...
View ArticleDSP Core slow down?
Hi,I'm copying code from an ugly but working project to a new project to improve its structure and maintainability.I've the McASP running and an interrupt is generated when a buffer is filled. The...
View ArticleEnabling ARM Interrupts in the "Boot Images" example
I am trying to enable ARM Interrupts in the "Boot Images" example http://processors.wiki.ti.com/index.php/Boot_Images_for_OMAP-L137. Since the original ARM linker script did not have anything for the...
View ArticleRaw image Data not captured in VPIF
Hi, I would like to thank the TI E2E community for helping me understand VPIF of TI. I am trying to get the raw image data from a Omnivision sensor, Following arethe partial success achieved,a. I...
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