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CCSv6 project creation for omapl137
Hello Everyone, Am new to TI family and currently am using OMAPL137 controller on my custom board. So, i want to wake up DSP and ARM core. As i have studied about OMAPL137...
View ArticleOMAP-L138 Access Memory Issues
We built PCB's using the OMAP L138 chip following the design guides closely, however we are having issues with the OMAP chip talking the the memory. When we run the memory test it fails and gives this...
View ArticleOMAPL137 gpio initialization
Hello All, Am new to TI family and am using OMAPL137 in my project and i want initialize my GPIO configuration and Uart configuration. So, can you tell me how do i do it??Say for...
View ArticleAM1808 USB2.0 Device Communication Stop
Hi, I'm using AM1808 as USB device(peripheral mode) and having a problem with USB2.0. While USB communication is pending after the completion of enumueration, communication disconnect problem occurs....
View ArticleUsing UART1 on TI-LCDK under Linux
I'm currently working to utilize UART1 on the TI-LCDK Arm. I am using mcsdk_1_01_00_02 linux-3.3-psp03.22.00.06.sdkUART1 Tx was tested to work using StarterWare. I have J15 pin 19 (UART1_TX) connected...
View ArticleUART interrupt service routine for C674x DSP
I have read through the material on the UART in the Technical Reference, and find it unclear exactly how to put together a "bullet proof" interrupt service routine...there does not seem to be any clear...
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OMAPL137 Toggling the GPIO from the ARM Side in SYSBIOS
Hi,I started the following thread in the sys/bios forum. I was suggested to move it to the omap processor forums. I'm trying to toggle GPIO 13 on the EVM-OMAPL137. I can do it without any issue on the...
View ArticleHow to use ttyS0?
Hi, everyone.I have a board using AM1808 made by some company which is not available now.I am porting linux 2.6.3 kernel.I have a circuit diagram of the board.In the board, UART1/2 are used for debug...
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[OMAPL138, mDDR] Clarifications about "DDR2/mDDR Controller: mDDR Usage Note"...
HelloI came from here:Now my customer is trying to understand the mDDR Usage Note descriptions in errata.I understood the workaround for this issue, but my customer is saying if they could have more...
View ArticleOMAP L138 resources? Video capture?
Hi there,So in my project, I am supposed to take the video input from the Composite input pin on board the L138 LCDK and store it onto an SD card. That said I am a newbie to microprocessors. I have...
View ArticleOMAP Boot Code change during run time
I am using SPI flash to boot ARM which subsequently boot DSP in OMAP . Now that I want to change the boot code during run time, Is it possible?The boot code code will be fused through external UART...
View ArticleSPI CODE FOR OMAPL137
Hello Everyone, Am working on the spi protocol for omapl137. Here my sm470 is the master and omapl137 is the slave. my master will send the data and my slave needs the...
View ArticleIs the TMS320C6748 just an OMAP L138 with the ARM core disabled?
I am looking at the TMS320C6748 and the OMAP-L138. Ideally I want to boot the L138 directly to DSP without the ARM part. The TMS320C6748 appears to be the ideal solution. Looking through both data...
View ArticleCommunication rate between the ARM and DSP
Hi Experts,I was looking at achieving a communication rate of 8KHz between ARM and DSP (via any methods SYSLINK or interrupts) . I am at the initial stages. May i know what is the maximum and minimum...
View ArticleFurther clarification on OMAP L138 nested interrupts
We would like to implement nested interrupts on the OMAP L138 and there have been some previous questions (e.g. e2e.ti.com/.../462540) that have not really been answered. I think the problem is that...
View ArticleOMAP L138E Secure Boot problem
Introduction (or: why I'm dealing with this and why I can't really change it for the time being)I've been using the Logic PD SOM-M1 as a base for product development. It includes a OMAP L138...
View ArticleNOR Direct boot OMAP L 137
Hi,I have the following settings and I would like to understand how to boot directly from NORI access an external NOR flash (8MB) using EMIFA and GPIO's My code exceeds 32KB which is the max boot image...
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How to read and write SATA with biospsp drivers
Dear everyone,I have installed the pspdrivers_01_30_01 and used it in DSP/BIOS 5_41_13_42. I want to read and write sata with the driver. There are some driver function in the installed files, (which...
View ArticleAudio loopback example using psp driver for 6748 lcdk
I want to run Audio loopback example inside psp driver example on 6748 lcdk. I have installed c6sdk_02_00_00_00 , C6000 Code Generation Tools 7.3.1 and CcsV6.1.I tried to use psp driver example "audio...
View Articlenand write u-boot from u-boot itself or linux
Hi, I'm working with lcdk developer kit. My scope will be to prepare an enviroment where it will be possible to live upgrade everything inside the board at runtime.So I neet to be able to update...
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