Adding Library to existing DSP code under SysBIOS (in CCS v5)
Hi all!I'm new to CCS v5.I have a project code that's running under DSP C674x SYSBIOS v6. I want to add software library to it.Are there any examples how to do it? Maybe some guide ... How to merge my...
View ArticleAM180x: UART timing for receiving
Hello,I'd like to know the details about timing behavior for recieving data on AM180x UART module because our system is like noisy condition. My understanding is below. Is it correct? Please give me...
View ArticleCan I play audio asynchronous?
Hi When I play audio using snd_pcm_writei, I find that it need about 120ms. So, when I talk with my OMAP-L138(Audio chip: TLV320, MCSDK 1.02) device, a moment ago, I will get latency voice. Who...
View ArticleTI-RTOS for both cores on OMAP-L138
Hi Guys,I'm wondering if anyone can shine any light on what we are trying to do here and perhaps tell us if we're crazy or might more faster with a different approach.We are considering using the...
View ArticleOMAP L137 EVM MCASP DSP ISR
Hi, I'm working with the starter kit OMAP L137 EVM. Continuing the implementation of aic3106 test, which reproduces a sinusoid by the output channel and record the input channel.The problem I have is...
View ArticleEPWM1 problems on LCDK C6748
I have recently had some trouble in trying to control a servo from the eHRPWM module on the 6748LCDK. I am using Code Composer Studio v6 and am unable to write to the EPWM1.TBCTL register from my...
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OMAP-l138 lcdk : start Linux from NAND
Hi All,I'm trying to boot my LCDK from NAND based on the a tar.gz shipped with the device SD card : omapl138-lcdk-fs.tar.gz. I remove Qt stuff and other things not important for me ( I see that this FS...
View ArticleMaster/Slave issues SATA port of AM1808
Hello,I would like to know what will happen if I connect 2 AM1808 to the SATA port they have, do they fight to be master or they interchange roles? is there an issue if I connect the microprocessor to...
View ArticleSmart energy Gateway Application
Hi,I am planning to use OMAP L137 Processor for Smart Energy Gateway Application,as we have already developed controller platform using OMAP L137.In the TI website it is shown that Sitara Processor...
View ArticleAny OHCI Expert? Problems in restarting USB OHCI controller after completely...
Hi,We have written the driver for OHCI controller on omapl138 for our proprietary RTOS. The driver works great but we have a problem if we try to restart the complete controller after completely...
View ArticleQuestion about AM1808 USB
Hi,I have a question about AM1808 USB.Our AM1808 silicon revision is rev2.1 and using USB0.There are errata "Advisory 2.1.10 USB0 PLL Mean Frequency Can Drift Across Large Temperature Swings".I have a...
View Articlehow to make code generation with OMAP-L138 Experimenter Kit, CCSv5.5 and...
Hello, ladies and gentlemen!I am using CCSv5.5 with matlab (x64) R2014b (simulink) running on windows 7 (x64), when I try to build a simple Model (just with Audio of Multimedia File, C6748EVM DAC,...
View ArticleBuild error at Load_Module_State_taskList() function, in SysBIOS
Hi all!I have a strange error when I'm trying to insert task load feature in my code. I get a such error when assign qHandle a new value, Load_Module_State_taskList():error #515: a value of type "int"...
View ArticleOMAP L138 McBSP EDMA transmit trigger
Hi,I'm currently running SYS/BIOS 6.40 and are setting up an outgoing EDMA stream for the McBSP0 device on the OMAP L138 (DSP side). Having set up EDMA for both SPI RX and TX successfully, I would like...
View ArticleIssues with Audio_soc_example and LCD
Hello,I´m currently working with the OMAP-L138 eXperimenter Kit and modified the Audio_soc_example given in the dvsdk to get Samples in the inputThread then making some audio processing with them and...
View ArticleOmap-L138 Davinci host MMC Linux driver and MMC data timeout
Hi, We have observed something that could be problematic in the way Davinci MMC Linux driver sets data timeout requested by Linux MMC core driver.To give some context, we are working on an Omap-L138...
View ArticleOMAP-L138 LCDK booting problem
Hi,In my research project, I am currently working with OMAP-L138 LCDK and its Linux sdk. When I plugged in an Ethernet cable to its NIC in order to connect it to the host pc, the Linux running on the...
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Singal reveived and transmitted with different fase Codec AIC3106 EVM OMAPL-137
HelloWe are working with a EVM OMPAL-137 and we are transmiting a signal for then recording it. The following imagen shows how are the signals transmitted and reveived at the same time, and shows who...
View ArticleOMAP-L138: How to check VPIF, ISR has been called?
I use OMAP-L138 LCDK to capture the RAW data from a CMOS image sensor. VPIF interface is used. However, there is no interrupt signals generated. The first thing I want to check is whether the ISR has...
View ArticleFor the L138 PRUSS, what setting should I use for "silicon version"?
For the L138 PRUSS, please can you tell me what setting should I use for the "silicon version" CCS PRU compiler option?I thought it was "1", but the "SLP" instruction is only available from V2...
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