Forum Post: RE: Beaglebone Black starterware eMMC boot
Hi Ivan, I have not found what I was looking at this link, there are only instructions to boot from sd card, creat a sd card, but I want to record boot and application in EMMC memory. I Read the Quick...
View ArticleForum Post: RE: am335x power sequence.
This approach may resolve this issue for AM335x during power-up, but there still may be an issue during power-down if the AM335x power supply falls faster than the other power supply. It may also...
View ArticleForum Post: How to use JTAG for BeagleBone White
Hello,The original BeagleBone White has on-board JTAG shared with serial port via one USB port using FTDI chip.I created CCXML file for the board with device AM3358 and had successful test...
View ArticleForum Post: configuring u-boot and linux for NAND device
I'm getting ready to bring up a new board AM3352 based board with the following NAND device. Macronix MX30LF2G28AB Datasheet:...
View ArticleForum Post: How to read am335x adc value 1000 times in 1 seconds?(let me know...
Hi, im making a program which can read adc value 1000 times in 1 seconds.actually, i read http://processors.wiki.ti.com/index.php/AM335x_ADC_Driver%27s_Guide.after i read, i decide to use "one shot...
View ArticleForum Post: AM335x EtherCAT Slave
Hi,I have question about AM335x.My customer are using AM335x as EtherCAT slave and it's communicating with TwinCAT.They have a problem when communicating with TwinCAT(NotePC) via LAN is active.While...
View ArticleForum Post: RE: What is the maximum speed of GPMC with AM3352
If I used the 100MHz GPMC clock, burst length is 16, so we can transfer 32Bytes in a busrt length about 20 clock cycles, or 200ns, while there is 300ns interval between two burst action, so we can...
View ArticleForum Post: RE: AM335X 10MB/s ethernet issues
Hi guys,Is there any update on this issue? Or are you waiting on more data from me?Regards,Alistair
View ArticleForum Post: AM335x nRESETIN_OUT and GPIO behavior
Hi,I have a question about AM335x warm reset.At our customer, their customer board is having strange behavior at external warmreset(nRESETIN_OUT) and GPIO.nRESETIN_OUT are connected to reset switch.If...
View ArticleForum Post: RE: Can the AM3352 core support 16X16bit GPMC burst mode?
OMAP3530 has SDMA while AM335x has EDMA. The key thing here is to generate an appropriately sized burst internal to the device.
View ArticleForum Post: AM3505 SRAM interface
We need to interface SRAM to AM3505 processor. Most of the SRAMs have non-muxed address and data lines (i.e. separate address and data bus)But number of address lines available on AM3505 are limited...
View ArticleForum Post: RE: How to read am335x adc value 1000 times in 1 seconds?(let me...
Hi,Which Linux version are you using? Also 2 * usleep(500); eats up 1ms or possibly more. Have you considered setting up a timer interrupt at 1ms and reading the ADC from there?
View ArticleForum Post: RE: SRAM bootloader possible speed
See this thread (last few posts) about internal latencies: http://e2e.ti.com/support/arm/sitara_arm/f/791/t/284995.aspx
View ArticleForum Post: RE: AM3352 TSC
The configuration values for X readout is 0x40192 and Y readout is 0x100072 in the driver. With this i have traced back the working. Hope it is as per the normal touch screen working. Please reply to...
View ArticleForum Post: RE: AM335x nRESETIN_OUT and GPIO behavior
Hi Biser,Thank you so much for the reply.I'm sorry for the poor information.I don't know how they checked the signal now, sorry.I wiil ask my customer.best regard,g.f.
View ArticleForum Post: RE: AM335x Production Programming
Hello Stuart,Just a little precision for me: if I want tou flash my device via UART is it necessary to make the package toflash with linux ?Thanks for your answer,Laurence
View ArticleForum Post: RE: AM335x EtherCAT Slave
Hi Frank,Thank you for the reply.Sorry, my explain was not good.When the problem occured, PRU was keep operating but ARM get into forever loop.So, customer ask the Q3. (By the way, ARM didn't stop but...
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