Thr right CCS for debugging low level ARM cores on OMAPL138
Hi,we would like to debgg low level registers on ARM core but having difficulty to do this with evaluation CCS4 or CCS5.Are there any ARM debugging limitations with evaluation version of CCS4 and...
View ArticleEDMA poor performance L3/DDR OMAP-L138
Hi All,Note: We are using BIOS 5.33.05 / DSPLink 1.65.00.03 on the OMAP-L138 with Linux on the ARM Core.Memory layout: Data/Program in DDR/L3 with L2/L1D/L1P caching enabled.Clock Rate: DSP/ARM 456Mhz,...
View ArticleClik here to view.
Boot loader flashing in NAND
Hi, I would like to use NAND flash in my AM1808. Before I have worked and loaded the boot loader in SPI flash, Now I want to change and run my Boot loader from NAND flash. Any new version utility to...
View ArticleErase SPI flash from CCS
Hi,I'm working on an OMAP L138 based design. I made some changes to uboot to counteract some issues seen with ESD on the board and in the process now have a board that will not boot uboot. When I try...
View ArticleGEL Error while connecting to ARM9(AM1808)
Hello everyone,I have a MityARM 1808F and I am facing a strange issue which is as follows: when I am trying to connect to ARM without stopping the uboot (from booting linux), I receive this error...
View ArticleOMAPL138/AM1808 USB0 OTG config in board file
Hi I'm working on OMAPL138_LCDK board and i want to enable USB2.0 OTG on J2 connector. But there is a no initialization part for USB2.0 in board file so my self modified the board file static...
View ArticleIs it Possible to Load BOOTLOADER(Uboot/AIS Image) using Serial Flasher Tool...
Can someone please tell in simple answer ? Yes or No. Just need to Flash Bootloader in NAND flash. Is RAM availability is Must or not ?
View ArticleQuestions about OMAP-L138 DEEPSLEEP sequence
We're building an OMAP-L138 board that we'd like to be able to programatically put into DEEPSLEEP and wake with an external signal. SPRUH77A (OMAP-L128 Ref Manual), page 218 describes the procedure...
View ArticleSPI1 device configuration in OMAPl138
Hi I'm using custom board of OMAPl138 LCDK. i need to connect the SPI device with my board. I've expansion header for spi1 interface pins are SPI1_CLK, SPI1_SIMO, SPI1_SOMI and SPI1_SCSn_0. I enabled...
View ArticleHow can I disable ARM RAM/ROM in PSC0?
Hi Champs,I'm trying to disable the OMAP-L138 ARM RAM/ROM module(LPSC #7) in PSC0, its default state is enable.But I can not make it disable by following a state transition procedure described in TRM...
View ArticleModifying OMAP L138 LCDK to cut USB power
Hi All,Could somebody help me, what would be the easiest solution to modify the OMAP L138 LCDK board so, that it'd not be powered from the USB line? At the moment, if it's powered from the separate...
View ArticleHow/where to Disable DLL Refclk in code?
Hi,I'm working on an OMAP L138 based product. We're facing a couple of issues related to ESD on the system very likely related to the issues discussed in Section 2.1.4 of the document linked...
View Article[C6748] query about DVDD18 pull up to 2.7V
My customer reported that DVDD18 went up to 2.7V after replacing C6748 from ZWT package to ZCE package. When ZWT package was used, this issue was not found. tps65023 is used for pmic....
View ArticleC6748 VPIF video buffers corrupted when H.264 encoder present
Hello,I am developing an application for the C6748. The purpose of the application is to capture a video stream from a sensor, encode it to H.264 and send it to a computer.Both parts of the application...
View ArticleDSP application with OMAPL-137
Hi all,I have an application that is running on the OMAP-L137.Since the boot time is too long, I wish to remove the need for Linux and the gpp side, and to work with the DSP side only.How is it done?Is...
View ArticleVideo Compression
Dear forumI want realize a Poetable Video Recoder, a semplified version that only record the video in SD card ,and after read the SDand send data via USB or SPI. No monitor or user interface.I wold...
View Article[OMAP-L138] Bypass capacitor at USB0_VDDA12 pin when both USB ports are not used
Hi,The USB0_VDDA12 pin description in the latest revision of OMAP-L138 DS (SPRS586H) have added the following requirement: "Table 3-32. Unused USB0 and USB1 Signal Configurations" - "When USB0 and USB1...
View ArticleLinux kernel 3.5
Hi, We are running linux kernel 2.6.37+ from arago development, we are planning to use Bluetooth BLE module in our system. BLE is supported from Bluez5 and above which requires kernel version 3.5+....
View ArticleHow to get frame raw data in dsplink?
Hi I want to get frame raw data in dsplink uder DVSDK4.03. Is it possible? Thanks!
View ArticleClik here to view.
[C6747/DA8xx] Question about I2C falling/rising time
Hello,One of my customer has a question about I2C falling/rising time on C6747 (Actually, DA810).In C6747 datasheet, the specification of I2C falling/rising time for input case are defined as...
View Article