OMAP-L138 DDR2 JESD79-2A signal levels
Hi,At the moment we have a design with an OMAP-L138 in combination of a Micron DDR2 device. In this design we use no series termination between the devices.This is our situation:After measurements we...
View ArticleHow are Raster LCD interrupts triggered ?
Hi,I'm trying to run VPIFLCDLOOPBACK test code on starterware provided for evmomapl138 .Only the VPIF interrupts are getting triggered correctly but not lcd raster interrupts ?
View ArticleStarterware usb_dev_bulk build does not enter main function
Hello,I am new to the TI processors and am trying to develop simple USB communications from my desktop to the board.Initially, I was able to get the usb_dev_bulk application running successfully. I...
View ArticleOMAP-L138 secure AIS boot does not complete when writing to DDR
Hi, all. I'm hoping for a little debugging help. I've been caught off-guard when our production boards came back with secure boot OMAP-L138 chips on them, whereas the development boards had the...
View ArticleAM1808 Advisory 2.1.11 Excessive amount of resets
The end user attaches a GEN3 SATA drive without the speed jumper to our board using the AM1808. Can you clarify "excessive amount of resets" before correct initialization at GEN2? Is it a few...
View ArticleOMAP-L138 and DDR2 drive strength
Hello,At the moment we are working on a product using a TI OMAP-L138 with a Micron DDR2 memory, type MT47H64M16HR-3. During our qualification of the product we see that the drive-strength of a read...
View ArticleQuestion on "Example Application using DSP Link on OMAPL1x"
I was running the supplied binary on my omap-l137 eval board per the instruction:insmod dsplinkk.korm -f /dev/dsplinkmknod /dev/dsplink c 230 0 My eval board (OMAP-L137) responded very slow. Note that...
View ArticleMulti-chip DDR timing
Where can I find specs for address and chip select setup times for DDR2 operation? I'm designing multi-chip DDR decoder for L-138 6748 chip.
View ArticleOMAPL138
Hi, our board is based on OMAP-L138_C6748 LC DEV KIT VER A6A board schematic with DSP + ARM OmapL138 processor, this board is working fine but for future product design, we plan to use...
View ArticleAM1808 or L138 LCDK - 3G USB modem support
Hi,I want to add 3G USB modem support in either AM1808 or L138 LCDK.Is it possible ?As per linux kernel module requirement it having all required modules.1 )options.c (USB driver for GSM and CDMA...
View ArticleProblem in viewing Silicon Revision for C6748LCDK
I am working with C6748LCDK an CCSv5.5. I am unable to run the flash. For that I needed to check the Silicon Revision of my kit. I am trying to see it using Scripts -> Diagnostics -> Run_All,...
View ArticleWhat's difference about OMAP-L138 LCDK and Experimenter Kit?
Hi I had a question about 138 SDK. There are two SDK: OMAP-L138 LCDK and Experimenter Kit, right? What's difference about that?Thanks.
View ArticleMcASP's Omap-L138 can it goes to 384kHz?
Hello,I'm planning to get three (3) ADC 32-bit running at 384 kHz (192 kHz Nyquist). Would the McASP has any problem servicing the three ports?. In the Omap-L138 technical reference manual mention...
View Articlequestion about usb on C6747
Hi，I want to develop usb firmware based on 6747. But I'm confused about the enumeration process. In my opinion，the PC starts the enumeration process with sending a setup packet. And I think this...
View ArticleAM1808 / EMIFA signals
Hello,We have used AM1808 in our new design. EMIFA port of the AM1808 is used to interface NAND. We have received the first proto and interface is working fine. Here, during the signal timing and...
View Articleethernet communication
Hi,I am using OMAP L138 (only C6748) EVM and in my application I have to receive data from Ethernet and perform some operation on received data (Say addition of all the numbers ) and the transmit the...
View ArticleRequest for Host port Interface example with OMAPl13x as host processor
Hi,I want to use the OMAPl138 as Host processor and C6748 DSP as slave processor to download data on C6748 DSP ,do we have any reference document or sample application to implement this.RegardsAmit
View ArticleWaiting for SFT on the OMAP-L138...
HiWe have developed our own in house hardware which is based around the OMAP-L138 chip.We have been using CCS v5 with a modified version of the Spi_Writer.exe to develop our application and write the...
View ArticleMcAsp RFIFO
Hello,The question refers to DSP of OMAP l138:I am trying to use interrupts and RFIFO to receive data from one serializer in TDM mode with 16 slots. I enable the RFIFO and the RLAST interrupts. At the...
View ArticleStarterware McASP example C6748
All:My aim is to use StarterWare v1.20.04.01 for the C6748. As a test, I've been trying to run an example audio pass through program that is provided with the TMDXLCDK6748 but have had no success...
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