OMAPL138 USB Host Data Toggle Issue with CPPI DMA
Hi All,I have implemented a USB Host driver for a Real Time Operating System and also added support for CPPI DMA. Without CPPI DMA everything works fabulously. But when I enable CPPI DMA capability it...
View ArticleLCDK LED Toggle
Hello,I am new to sys/bios and trying to work through the training examples with the LCDK. The issue I have is that the LED does not toggle on this board. How can I fix this?Thanks.
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omapl138 cpu loading issue
I do a experimentation trying to prove that CPU loading of Linux top on OMAP-L138 is a trouble.I use the newest original TI image(linux kernel 3.3.0) on Davinci...
View ArticleEmulator
Can I use other board's on board emulator as an external emulator for my DSP?I have C6748 LCDK and KIT EXPERIMENTER F28035 . Can i use KIT EXPERIMENTER F28035's on board emulator for programming C6748...
View ArticleCapturing BT.656 640x480 progressive video by VPIF fails
I am trying to capture BT.656 640x480 progressive video from OV7690 sensor on OMAP-L138 board. OV7690 connected by 8 data lines and input clock.It seems that OV7690 sensor outputs <sav> <1280...
View ArticleOMAPL137 EVM Nand Flash: Erase at 0x06680000 failed immediately: errno -5
Hi,I boot up the OMAPL137 EVM with the User Interface Module attached(both are from SPI) and try to work with the nand flash on the UIM. When I mount the nand flash, it shows the following errors or...
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Use non-GPIO pin to capture external rising edge?
Hi,In designing the PCB board, we mistakenly used a non-GPIO pin to connect to an external signal:and we wish to somehow configure this pin so that it could capture the connected external's rising edge...
View ArticleUse of DMA for LIDD mode of LCDC in OMAPL138
Hello All, I am trying to fetch data from DDR2 and display it on LCD panel. I have used LIDD Hitachi mode of LCDC. I have used DSP part of OMAP L138 and normal C coding for the same. As of now, ARM is...
View ArticleProgram "make" is not found in PATH
I use CCS Version: 5.1.0.09000.I'm trying to build and load some StarterWare example applications for OMAPL138.I've imported existing projects into workspace. However, when I try to load the program by...
View ArticleOMAP-L138 make syslink-driver fails message: omapl1xxpwr.c:908:26: error:...
Hello,I wonder if somebody can give me a hand here. I'm trying to follow the instructions given inhttp://processors.wiki.ti.com/index.php/SysLink_Install_Guide#Build_SysLink_Driver_and_Librariesmy...
View ArticleNo display in Graphical LCD
Hi,I'm trying to run the sample code provided by LOGIC PD to execute a test pattern on the Graphical LCD, the code flow seems to working perfectly.But the LCD behaves as though there is no power coming...
View ArticleHow to use OMAP L138 LCDK to write GNU code and debug?
Hi,I want to write some ARM assembly code with GNU compiler due to much more on-line documentation, tutorials etc. I find that CCS 5.5.0 installed on Linux Ubuntu cannot support XDS200. On Windows CCS,...
View ArticleOMAP-L138, SPI Flash, SFH tool
Hello everyone:I have OMAP-L138 and Winbond W25Q64 in old design, and SFH tool works well. Now I want to replace W25Q64 with Micron N25Q512 , when I test it , I found the SFH tool can not work any...
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OMAP L138 - ARM9 performance
Hi!That's my first post on this forum. I wanted to share my experience with ARM9 execution time. I tested the following loop:int i;int max = 90000000;for( i = 0; i < max; i++ );with different...
View ArticleSoftUART based on the PRU (AM1808). Hardware requirements .
Could you please provide me with information about hardware requirements for the SoftUART based on the PRU in the AM1808 ?What pins on the McASP module are reserved to implement SoftUART ?Does...
View ArticleCan Audio Codec on McASP works together with PRUSS SUART on AM1808? Thanks.
Hi All,We need more UART on AM1808, so PRUSS suart is a good choice. SUART will occupy some pins of the McASP, of course some HW resources as well.The question is that, can we still use McASP for...
View Article" Regarding USB based memory stick access through SYS/BIOS on OMAPL138"
Hi,As we were told both ARM and DSP of OMAPL138 can be programmed bu Code composer studio itself, we are planning to use SYS/BIOS for doing ARM9 peripheral control like UART and USB 2.0.Coming to our...
View ArticleMcBSP receive lockup
Hey all -I'm using the OMAP-L138 with the C674x DSP. McBSP interfaces to the EDMA through a FIFO. Under normal operation my application is working fine, but recently I have found a lockup that can...
View ArticleSoftCAN based on the PRU OMAP L138
Hi All,We need to use PRU for Soft CAN on OMAP L138. For this we are using pru_sw.Currently we have below questions1) Is PRUSS based softCAN node feasible when connecting it with multiple node CAN...
View ArticleView the VPIF Captured image.
Hi, How to view the continuous progressive image captured using VPIF port and stored in memory location using CCS Image tool ?
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