Forum Post: RE: question about AM335x read data from FPGA
The problem comes from the fact, that the bus arbiter is eating time for doing the arbitration for EACH CYCLE.In order to get faster speed, you HAVE TO use the DMA controller and transfer large data...
View ArticleForum Post: RE: AM335 Ethernet UDP to CAN data transfer rate question
CAN has a maximum data rate of 1MBit/s. And the slowest Ethernet Rate is 10MBit/s.And you really worry about throughput?You should better worry about latency (as CAN packets are short). Latency is...
View ArticleForum Post: TI SGX SDK 5.01.01.01 EWSTest and libews.so missing
I downloaded and installed the SGX SDK 5.01.01.01 on my BeagleBone Black without any issues. I can run the demos and they work just fine. My problem is I'm trying to write a simple C++ application to...
View ArticleForum Post: RE: Error on first compile, cannot locate arm-linux-gnueabihf-gcc
Apologies - I jumped the gun. I'm afraid the problems persist://Here's me setting the PATH and verifying that "which" finds gcc:david@david-VirtualBox:~$ cd...
View ArticleForum Post: RE: gpmc_smsc911x_init
Hi Tang,The pin muxing is done in the board file. Add the muxing in the corresponding board file, as exampleboard-am335xevm.c
View ArticleForum Post: RE: Am335x ADC Hardware Synchronization Issue
Hi Tyler,Thanks for your post. I have already enabled hardware synchronization Oneshot/ hardware continuous bits in STEPENABLE register. And I have/ programmed General Purpose Timer 4 for generating...
View ArticleForum Post: RE: AM335x ISDK OCMC SRAM area
Frank-san,Thank you so much for your support.If you have any questions, please let me know.Best regards, RY
View ArticleForum Post: SLC Nand files are nullified if powered down after writing
HiSimple to reproduce it on my board, running a file update (from a PC) during which a file is being uploaded and rewritten to the flash (5K filesize), 0.5-2 seconds after the operation I cut down the...
View ArticleForum Post: am335x multiply-add functionality
1.Does AM335X have the multiply-add functionality in single-cycle as DSP??2. AM335X has VFP,NEON unitIf i execute floating operations such as FFT code,Which one will be used??3.If i execute floating...
View ArticleForum Post: RE: AM335x MDIO continous activity
Hi -DK-,Our customer wants to stop the automatic polling by the MDIO state machine.While the ENABLE bit in MDIOCONTROL is cleared, can the user not use the MDIO interface of AM335x? Is the external...
View ArticleForum Post: RE: 3.12 spi0 enabling on am335x evmsk
Hi Yuriy,Pinmux for spi0 is correct, but for binding driver you have to follow the below entry in the corresponding board dts file&spi0 { pinctrl-0 = <&mcspi0_pins>;...
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Forum Post: how to use gpmc with 74hc138
Hi, guysI want to use gpmc on am3358 with 74HC138 to control more devices. Our board already have a nand device which use CS0 and address space of 0x8000000~0x1FFFFFF.As you can see from the schematic,...
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Forum Post: RE: LDI32 PRU instruction
There might be a misunderstanding. While there is a probability that some version of PRU assembler recognize LDI32, I do not see its description anywhere. Tried to compile:
View ArticleForum Post: RE: how to declare in linux a second sd card in linux AM3352...
Hi,trichet christophe :I have got the same problem like you.The kernel log only has the info "mmc1: mmc_rescan_try_freq: trying to init card at 400000 Hz".I use the mmc_data as MODE_2,it doesn't...
View ArticleForum Post: RE: AM3715 analog video out field control
Hi Biser,Is this ever going to be analyzed/answered?Thanks,Emilio.
View ArticleForum Post: RE: AM335x WAN port communicate with LAN port
Hi Bernie,Please post more details about your setup in order for someone to be able to understand and help you.Also post the software you are using. Is this an EVM board or a custom board?Best...
View ArticleForum Post: RE: MMU Disable after Suspend and Restart
Hi,I have asked the same question in the following forum.Follow the link and suggest me with some ideas.http://e2e.ti.com/support/arm/sitara_arm/f/791/t/354784.aspxThank You
View ArticleForum Post: RE: How to configure DDR Memory
Hi,I am using AM335x processor and Code Composer Studio for coding. In the starterware examples, there is some codes for MMU./*** Function to setup MMU. This function Maps three regions ( 1. DDR) and...
View ArticleForum Post: RE: am335x pinmux and uboot
[quote user="anthony barrera"]Hello,I am facing the same problem with my u-boot not compiling once I follow the Wiki on integrating mux.h and pinmux.h. Laurens, did anyone from TI ever confirm that...
View ArticleForum Post: RE: AM3352 decoupling for ZCZ package
I am using the AM3354 in ZCE package, on a 4layer board, all components soldered to top layer.The critical issue is NOT the distance between pin and cap, it's the impedance! So you have to use power...
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