L138 Linux3.3.0 problem about---->/arch/arm/mm/mmu.c:map_io
Hi, I'm using DaVinci-PSP-SDK-03.22.00.02 for our design, these days have a problem with kernel, it is very strange. The kernel is Linux3.3.0，when boot the kernel, the uart log stop at...
View ArticleDoubt with Ethernet port
Hello,I have a LCDK C6748 board. This board has a ethernet port and I am not very familiar using this port. I would like to know if I can access to a data base in a server.I need to read some data in...
View ArticleC6748 SPI receive periodically from ADC
Hi All,I have a C6748 receiving data from an ADS1299 after I send it individual commands to get data, I am now trying to convert to continuous mode which involves sending one read command out and then...
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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 ArticleC6748 VPIF video buffers corrupted when H.264 encoder present
Hello,I am developing an application for the C6748. The purpose of the application is to capture a video stream from a sensor, encode it to H.264 and send it to a computer.Both parts of the application...
View ArticleProblems in using UBL - OMAPL138
Hi, I'm using my own board that was designed base on TI OMAPL138-LCDK, with OMAPL138B 456MHz，DDR2(MT47H128M16RT-25EIT)， NAND FLASH(MT29F4G08ABADAWP-IT) on board. Now, i have problems when i attempt...
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Accelerate IO buffer aging with OMAP L137
We recovered units based on the OMAP L137 (silicon rev. 2.1) which have been running 24/7 over the last 2 years. 5 out of the 6 recovered units appear to suffer from the OMAPL137, AM17x, C6747/5/3,...
View ArticleMcASP I2S problem
I need to use 32 bit audio signal using I2S slave mode in OMAP-L137 and OMAP-L138. input Audio Spec : 32 bit , I2S receive clock : Bit clock, Word clock from other boardI want to get I2S signal...
View ArticleOmapl138E ARM boot problem.
Hello!I successfully had boot the security OMAP in NONSECURE mode through uart, and succesfully connect to DSP target by jtag (DSP works fine) but i cannot connect to arm processor.ARM9_0: Trouble...
View Articlearm core boot code in OMAP-L137 DSP ubl demo code
Hi:Recently i'm testing Security OMAP-L138 device. I had got some problems with DSP core to wake up ARM. And finally solved by referencing...
View ArticleOpenCV on Omap-l138 cross-compilation and build to linux filesystem
Hi All,Currently I am working on a project which requires OpenCV to be build for Omap-l138 in Linux File System for real time Image Processing Application.Can anybody tell me how to compile the OpenCV...
View ArticleWriting multiple ubl and uboot copies info NAND flash with AM1808
Hello,We have a custom board based on AM1808.I am looking to flash multiple copies of ubl and uboot into NAND flash. The current serial flasher do not support multiple ubl and uboot.Is there some...
View ArticleMCASP does not startup
Hi All!I use MCASP in my SYS/BIOS project. I can not understand why my programm stopped in this routine:/* Release the high frequency clock from reset*/ . . . while((HWREG(baseAddr + MCASP_GBLCTL)...
View ArticleC6748 gpio interrupt latency
Hi,Hardware Mity DSP L138 board. CCS 5.3.0.00090 SYS/BIOS project release build.I have an interrupt being triggered by a rising edge on GPO[0]. On entering my Isr() I am setting GPO[1] high and then...
View ArticleC6748: USB0_VDDA18/USB1_VDDA18 too high
Hi, a customer is seeing a strange behavior with the C6748 on USB0/1_VDDA18, at powerup and during the initialization phase the voltage is reaching 2.8V until the USB block is initialized. 2.8V would...
View ArticleWhat else should I do to enable UART interrupt in SYSBIOS 6
Hi,I modify OMAL L138 LCDK starterware Uart-2 interrrupt example prject code (C674x DSP side) to SYSBIOS. The SYSBIOS project is from example static project. It is not seen Uart Interrupt function run...
View ArticleHow to configure interrupt for EDMA3 of OMAP L138 in SYSBIOS?
Hi,I want to port Uart EDMA Starterware project to SYSBIOS 6 on OMAP L138 LCDK (CCS 5.4). The code in Startware of this example first sends out a string:volatile char enter[] = "\r\nPlease Enter 20...
View ArticleMcASP Transmit in OMAPL138
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 made changes to McASP...
View Articlewhich ic has the capability of porting qt multiple video
HiActually I am looking at porting qt multiple video on freescale imx-6. My question does TI provide similar IC to freescale imx-6? If yes, which ic has the capability of porting qt mulitple video?I...
View ArticleNeed help on PBX application
Hi,One of my customer wants to design PBX based on the block diagram available in TI. But they dont want such a high end PBX like the design given in TI web, they will optimize it. Do we have any...
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