OMAP-L138 GPIO Interrupt
I am using Code Composer Studio/C Language to program OMAP-L138, trying to generate an GPIO Interrupt at a frequency ~1MHz. I have looked over the sample C libraries functions, as well as the L138...
View ArticleLCDK138 Enhancement
All:I am sure that there are several enhancements that have been considered - but here is one:If you had extended the pins on the J14, J15 headers it would allow me to easily connect a logic analyzer...
View ArticleOMAP-L138 Timer Control Register (TCR) field descriptions in spruh77a
I have encountered a discrepancy between the field descriptions of the Timer Control Register (TCR) in spruh77a OMAP-L138 DSP+ARM Processor Technical Reference Manual and the hw_tmr.h header file used...
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I can't get an interrupt on the ARM side (ARM works with SYSBIOS)
I try to get an interrupr from GPIO bank 2 on the ARM side (it works with SYSBIOS 6). It looks strange 'cause I thought it'll be easy to configure interrupts with SYSBIOS similarly to DSP side. My ISR...
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OMAP L-137 Fails when loading the build
Hello,I am loading a code done by a colleague of mine. The code builds and loads ok using her environment. When I try to build and load to the target OMAP L 137 board the load fails with the following...
View ArticleSPI on OMAP-L138 LCDK Expansion header schematic
Hi,I wish to use SPI on the OMAP-L138 to communicate with an external board (a CAN controller).Looking at the schematic for the board, J15 has the following connections:SPI1_SCSn_7, SPI1_SCSn_6,...
View Articlec6748 lwip ping problem
Hello,I am using the custom board for the c6748 dsp and i have achieved upto link with phy and auto negotiation. I am now running the enet_LWip example and adapted the program to run with my custom...
View ArticleRE: Linker section order results in different behavior
See SPRU186V, section 7.4.25, Scan All Libraries for Duplicate Symbol Definitions (--scan_libraries).The linker already knows how to do what you are trying to do manually ...
View ArticleDSP Trace Ticks profiling
Hi I used GT_Trace to collect the time difference between trigger time and completion time.Eg:1st Attempt[DSP] @5,320,291tk [+3 T:0x00000000] codec.edma - GPIO Trigger[DSP] @5,627,793tk [+3...
View ArticleTDA2x and TDA3x
Dear Sir/ Madam,We are working on a project wherein we need to use Radar and Camera inputs.While surfing TI website we came across below products and found them relevant to the application we are...
View ArticleSoftware Licenses of some CCS libraries
Hi,I have a question about licences of libraries and tools included in CCS (6.1) bundle.I have not found Licence manifests/Licence Types for the following tools:* EDMA3-LLD (is its licence the same as...
View ArticleOMAPL138 heating up and making screeching noise.
Hi,I have an OMAPLCDK board that I have been working on for a month now. Recently I found that When I was working with the mmcSD_Fatfs examples in BiosPSP the board makes a very unusual screeching...
View ArticleFIFO interrupt handling for UART of OMAP-L137
I'm writing an UART handler for the OMAP-L137 from the DSP side. And the code i wrote is as fallows/* uart.c */#include "uart.h"#define DEV_BOARD//#define CUSTOM_BOARDvoid Uart_init(){#ifdef...
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SPI0 Interrupt using TI RTOS
Hello All,I am Using OMAPL137 for my custom application.I need to communicate through SPI0 as slave with RTOS.My configurations are as followsI am not able to receive the interrupt.My questions are.1)...
View ArticleLCDK138 EMA_CLK
All:I am trying to look at EMA_CLK with a logic analyzer, along with EMA_D[15:0], EMA_A[12:0], EMA_BA_1, EMA_BA0, EMA_WEn, EMA_OEn, and EMA_CSn_2.I am running asynchronous mode, and I am able to sell...
View ArticleInterfacing ADS4122 to TMS320C6748
Hi,I am thinking of interfacing ADS4122 to TMS320C6748 DSP for an IF application. It is desirable to sample at about 20~25MHz, 12bit.The data will be sampled at 20MHz, continuously stream. If we could...
View ArticleOMAP-L138 Timer Interrupt
Previous Post: e2e.ti.com/.../1765623Right now I am trying to use Timer Interrupt to switch on/off GPIO. Here is part of the code:/* Start the timer. */ TimerEnable(SOC_TMR_2_REGS, TMR_TIMER12,...
View ArticleCCS Ver & debugging tools for OMAP-L138
Hi,Which CCS Ver & debugging tools are compatible for OMAP-L138?
View ArticleI can't update my internal FLASH memory through UART (OMAP-L138 LCDK)
I try to to flash my development board OMAP-L138 LCDK with my DSP project. I follow intructions from http://processors.wiki.ti.com/index.php/OMAPL138_StarterWare_Booting_And_Flashing but I've got a...
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