How to configure a leopard Imaging and LCDK6748
I am using LCDK 6748 and a Leopard Imaging camera LI-CAM-OV5653-P33.This camera has to use BT.1120 mode with operating clock at 74.25MHz.I am using the " vpif lcd_loopback " which is in the...
View ArticleuPP DMA EOLI to late
I use the OMAP-L138 and an ADS8558.They are linked through the uPP.On GPIO bank 6 I generate the CONVST, CS, RD (ADS) and ENABLE, CLOCK (uPP) signals.The uPP-STARTA Signal is disabled (UPICR).CS, RD...
View Articleaudio_SOC dead!
Hi when i run:./audioSoc_gpp audioSoc_dsp.out davincieffect_clip.pcmDead in SHMDRV_handshake.Seams there is not set flag:DRV_HANDSHAKE_DATA .SDK version is: DVSDK4.03 on OMAP-L138Who can help me to...
View ArticleAM1808+DDR2 system crash
Hi,We have few questions regarding DDR2 and AM1808.I am sorry if these are repeated questions.Our customer is using DDR2 with AM1808 and few of the custom boards has system crash issue related to...
View Articleu-boot ntest error
I have issue with u-boot during mtest.Print of log below.Pattern 00000000 Writing... Reading...Mem error @ 0xC0000000: found 00100000, expected 00000000Mem error @ 0xC0000004: found 00100001, expected...
View ArticleUSB0 OTG/HOST
Hi ,Iam using OMAPL137 ,usb0 as a Host/OTG device , from the datasheet i understand that USB0_VBUS is an input to sence 5V ,But is it cumpolsary to provide 5V to USB0_VBUS for the Controller to work...
View ArticleOMAPL137 EVM load problem DSPLINK
Hello everyoneWe would like to find a clear way to load programs to MontaVista Linux filesystem (of omapl137 evm) that can run on the DSP.We have followed all the guides available on your website, but...
View ArticleAM1808 upp WAIT pin configuraion in receive mode
Hi,If Channel A in UPP is in receive mode , can we control the WAIT pin from the AM1808 to halt the transmission of the data from transmiter ?I see this WAIT pin either high or low and has no role in...
View ArticleOMAPL137 RESET CIRCUIT
HiI have a new system with omapl137. i used ambe3000 and tlv320aic29 in my board . tlv320aic29 connected to ambe3000 with spi and ambe3000 connect to omapl137 with mcasp. I need a simple reset circuit....
View ArticleWhere can I get chip support library (CSL) for TMS320C6745 to enable cache...
Hi,I want to enable and configure cache for TMS320C6745 (Project without SYS/BIOS). I found TMS320C674x DSP Cache User's Guide, which gives API to enable and configure cache. But it is using csl.h from...
View ArticleOMAPL138 LCDK interrupt timer2
Hello, OMAPL138 experts, I am a student and develop on the OMAPL138 lcdk board (Connection to Computer is a Blackhawk USB560 v2 System Trace).I just started to develope (NO SYS BIOS) on the OMAPL138....
View Articleconnected tlv320aic29 to omapl137 with spi1 and mcasp1
Hi I have a new system with omapl137. I used tlv320aic29 in my board. this codec connected to omapl137 with spi1 and mcasp1. I attached the shematic.I connected headphone to (INT_MIC+ and MIC_GROUND)...
View ArticleDSSS
looking to implement audio band direct sequence spread spectrum in OMAP L138. anyone do anything like this already?
View ArticleSPI and USB conflict on LCDK
Hi, I add SPI support to LCDK linux kernel, It appears spidev now, but I've got such problem:If I start linux without usb flash ROM, then there is spidev1.0 in /dev, but is no sda1(my flash ROM).If I...
View ArticleOMAP-L137/RevD: Behavior during ROM bootlader
Hi community member,Please let me confirm the following questions related to ROM boot loader.[Question.1]Would you please provide the period/time from Reset event till read the AIS by ROM...
View ArticleOnly interrupts after system reset
Hi,I'm using an interrupt from the EMDA controller to know when a buffer is transferred.The interrupt is only called when I perform a 'system reset', 'restart' and 'resume' from the debugger.When I...
View ArticleOMAP-L138 On-chip RAM usage by ROM bootloader in SD/MMC bootmode
How much of the onchip RAM does the OMAP-L138 ROM bootloader use when bootloading in MMC/SD mode? The bootloader appnote mentions the RAM usage in non-NAND modes as 2KB and in NAND-Boot mode as 8KB....
View ArticleEDMA3_1 transfer not starts
Hello.I need to transfer a data blocks between NAND (uses memory mapped fixed address) and DDR memory buffer. I`m using OMAP L138, DSP core. So I configure EDMA manual transfer between DDR buffer and a...
View ArticleLoad .out in LCDK6748 without using CCS
HelloI am using LCDK6748. I have written the code with CCS v6 and I compiled it.But I want load the program without using CSS v6.Can I load the program using jtag? How do I need to put the SW1...
View Article[OMAP-L138] Unable to boot after turning off
Hi.I have flashed in the uImage.bin that i got from the prebuilt images from the dvsdk psp and a ramdisk from the community and I am able to boot to Arago main login. When I off it and on it, it gives...
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