DMIPS of C674x DSP?
Is there any report about DMIPS (Dhrystone MIPS) of C674x DSP core?For C674x core, the MIPS is known as 8 x MHz, for example, the MIPS of 750MHz C674x is 6000MIPS.Then, how about the "DMIPS"...
View ArticleTMDXLCDK6748: TMS320C6748 DSP Development Kit (LCDK) PCB layout files
Does anyone know where I can get the PCB layout files / gerber files for the TMDXLCDK6748 TMS320C6748 DSP Development Kit (LCDK)?I'm laying out a PCB using the TMS320C6748 and need to look at an...
View ArticleOMAPL138LCDK with ADS1278EVM
Hi,I am new to OMAPL138 and ADS1278. I have purchased OMAPL138 LCDK and ADS1278EVM-PDK. I have installed CCS Version: 5.4.0.00091, OMAPL138_StarterWare_1_10_03_03, dsplib_c674x_3_1_1_1 for OMAP LCDK...
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LCD backlight control using PWM/CAP pin in OMAP L138/AM18XX
Hi, I am working on AM1808 processor, I have designed my LCD back-light with the below pin mux configuration. I have configured ECAP2 & EPWM0 (#define PWM_DEVICE_ID "ehrpwm.0" &&...
View ArticleeMMC PSP drivers for C6748
I added Micron MTFC16GJVEC-2M WT, which is 16 GB v4.41 eMMC chip to my custom TMS320C6748 based board.What I found out is that PSP 03.00.01.00 drivers do not support eMMC out of the box. They try to...
View ArticleEDMA3 UART/block transfer on L137
HiI have some problems with our DMA configuration and do not understand how this can happen. There is the following scenario:DMA Queue/TC 0Gets events from UART 0 RX (Channel 8)UART Configured with 1.5...
View ArticleConfiguring OMAPL138 DSP L1 and L2 RAM AS NORMAL PROGRAM RAM.
Hello,I want to know that how can i program DSP L2 RAM, DSP L1D and DSP L1P ram as normal program ram.As i am new to DSPLINK BIOS and don't know the things vary well, in my project i want to use the...
View ArticleOMAP-L137, make a cramfs file system and download by RS-232
Hi, everyoneI'm using OMAP-L137 EVM revision I. The Ethernet cable on my board doesn't work at this point. I downloaded the kernel uImage by RS232, the kermit protocol in hyperterminal. Can I download...
View ArticleWhich BIOSPSP version to use?
We use the C6748 DSP. Recently a new BIOSPSP version was released, however it appears a lot has been removed (SPI, UART, BLOCKMEDIA, etc). The release notes are no help in trying to figure out what...
View ArticleWhat is the correct way to change the PWM duty cycle?
Looking for suggestions on changing the PWM consistently and glitchlessly.I need to implement a dimmable LCD backlight on our design. Using a simple configuration of the eHRPWM I'm able to initialize...
View ArticleOMAP-L138 - timing model for DDR interface
Hello,where can I get a timing model (verilog) for the OMAP-L138 DDR controller?Many thanks,Milan
View Articlean example for evmam1707 / OMAP-L137 of how to use EDMA with McASP audio
Hi AllI have an evmam1707 EVB running FreeRTOS.I am trying to write buffer of data to the lineout audio + read buffer from linein audio using the EDMA and McASPI couldn't find single example of how to...
View ArticleLink to test code for emif (omap L138b) interface to fpga
HiIs there a link where I can find some example code for the emif interface to fpga?RegardsReshma Angelin
View Articlehow to create an dsplink application on DSP side
Hi, I have do some samples in the dsplink packages like loop,massage. But now I want to know to create a new DSP side Project. The GPP side samples are convenient to build that just need to change...
View ArticleOMAP L138 OV5640 CAMERA
Hello,I need to check if my camera works properly. I'm looking for a code where I may capture data from my camera (vpif) and send it to VGA to display on my monitor. Can somebody guide me? Thank you....
View ArticleOMAPL138 USB 2.0 Problem
We use the linux-3.1.10-lcdk_v0.bz2 for our omap-l138 board (based on OMAPL138-LCDK).It can boot from SD-Card and the Ethernet also runs perfect.But we still have problem to make USB2.0 to run for more...
View ArticleAbout C674x McASP AFIFO
Hi,I have a question about C674x McASP AFIFO.If we use 4 serializer as receiver, each serializer receive data simultaneously.So, if we use AFIFO, in which order does data from each serializer go into...
View Article[OMAP-L137 - DMA Linux Driver] : Error interrupt raised with no active error...
Hi,While running my application on a Linux-2.6.18_pro500-da830_omapl1, I am confronted to strange error interrupt from the DMA driver.The callback dma_ccerr_handler is called but all the error...
View ArticleOMAP L138 linux
I am working on OMAP L138 board:I made executable hex file *.out in CCStudio.I installed Linux into ARM core of OMAP L138.How can I develope programm for Linux, that writes this *.out-file into memory...
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