Mity CPU Platforms » MityDSP-L138 (ARM9 Based Platforms)

02/08/2013

12:19 AM Software Development: RE: Supply voltage for RVDD (internal ram supply)

Hi Mike,
Thanks for the information and for the hint/link to the errata sheet.
Stéphane
Stéphane Peter

02/07/2013

07:01 AM Software Development: RE: Supply voltage for RVDD (internal ram supply)

RVDD is connected to the CORE voltage.
So when you run at 456 MHz, the RVDD is bumped up to 1.3 volts as well.
... Michael Williamson

05:57 AM Software Development: Supply voltage for RVDD (internal ram supply)

Hello,
In the OMAP-L138 data sheet (sprs586d) chapter 2.8.27, I see that RVDD (internal ram supply) needs 1.2V respe... Stéphane Peter

06:36 AM Software Development: Ethernet packet loss

Hello,
We are using the OMAP-L138 with SysBios on both ARM and DSP. In a test where we are sending nonsense data fro... Stéphane Peter

02/04/2013

10:48 AM Software Development: RE: Linux boot time on the MityArm1808F

See this link for an example of loading the fpga image from uboot.
http://support.criticallink.com/redmine/projects/... Jonathan Cormier

02/02/2013

08:28 AM Software Development: RE: Linux boot time on the MityArm1808F

Thank you for quick response.
It seems that StarterWare is a feasible option.
If I understand correctly, Start... Alex Kucherov

06:43 AM Software Development: RE: Linux boot time on the MityArm1808F

Hello Alex,
We have not tried to much to get the boot times down to the levels that you are requiring. Keep in mi... Michael Williamson

06:19 AM Software Development: RE: Linux boot time on the MityArm1808F

English is not my first language so please +BEAR+ with me. :) Alex Kucherov

06:03 AM Software Development: Linux boot time on the MityArm1808F

Hello,
I'm new to ARM software development so please bare with me.
+Some background on the project:+
I'm wor... Alex Kucherov

01/29/2013

11:20 AM Software Development: RE: TFTP (or FTP) Server

If you really must have ftp, you can recompile "busybox":http://www.busybox.net/ (this is installed currently, but th... Michael Williamson

10:56 AM Software Development: RE: TFTP (or FTP) Server

Based on Jonathan's comment, it appears that ftp is not supported on this platform. Guess it'll have to be sftp.
... Mary Frantz

10:48 AM Software Development: RE: TFTP (or FTP) Server

This error:... Michael Williamson

10:40 AM Software Development: RE: TFTP (or FTP) Server

Reading the online page for owftpd doesn't lead me to believe that the owftpd program is a network ftp server. It se... Jonathan Cormier

10:37 AM Software Development: RE: TFTP (or FTP) Server

Ran the following:
root@mityomapl138:/etc# echo nameserver 8.8.8.8 > resolv.conf
root@mityomapl138:/etc# opkg upd... Mary Frantz

10:17 AM Software Development: RE: TFTP (or FTP) Server

That looks like either
1 - Your board is not able to see the internet
2 - You don't have a nameserver configured.
... Tim Iskander

10:11 AM Software Development: RE: TFTP (or FTP) Server

Ok, tried that ... here's the results. I don't think the update worked.
root@mityomapl138:/etc/init.d# opkg updat... Mary Frantz

10:04 AM Software Development: RE: TFTP (or FTP) Server

Try running
opkg update
This will ask the update server for a new list of packages and then you can rerun the op... Jonathan Cormier

09:54 AM Software Development: RE: TFTP (or FTP) Server

Running
root@mityomapl138:/etc/init.d# opkg list | grep ftpd
yielded no results.
Running
root@mityomapl138:/etc... Mary Frantz

01/28/2013

01:37 PM Software Development: RE: TFTP (or FTP) Server

Alternatively you could install and setup one of the ftp/tftp servers on your embedded device.
$opkg list | grep f... Jonathan Cormier

01:10 PM Software Development: RE: TFTP (or FTP) Server

http://stackoverflow.com/questions/3477471/whats-a-decent-sftp-command-line-client-for-windows
SFTP/SCP is automat... Jonathan Cormier

01/21/2013

07:30 AM Software Development: RE: Ethernet gadget - unable to connect to host PC

Hi,
There are two labels attached:
one says: 110264
the other: 80-000268RI-2 A
Seens to be something wi... Mads Olav le Maire

07:18 AM Software Development: RE: Ethernet gadget - unable to connect to host PC

Hello Mads,
Sorry for the delay. Can you please post the part number for your board? On some of our older boards... Michael Williamson

07:22 AM PCB Development: RE: Voltagelevel for EMA (PowerGroup B - DVDD3318_B)

The EMIFA pins (PowerGroup B) are configured as 3.3V for all configurations of the MityDSP-L138 and MityARM-18XX fami... Michael Williamson

07:20 AM Software Development: RE: Profibus Matser development on the Profibus DevKit

Hi Jeremy,
We have not done anything here with Profibus Master on the AM1810. TI provides a 3rd party vendor for ... Michael Williamson

01/17/2013

11:36 AM FPGA Development: RE: Creating FPGA Base-Project - core manager problem

Hi Christian,
We do not currently distribute the vhdl for the MDK cores that are missing from that project. We do,... Gregory Gluszek

11:05 AM Software Development: RE: TFTP (or FTP) Server

Yes, I have used that.
We are developing an embedded product. Our application code will run from startup. It will ... Mary Frantz

10:50 AM Software Development: RE: TFTP (or FTP) Server

Normally, we use scp to transfer files to a remote server on the ARM.
You can configure ssh keys to allow transfer... Michael Williamson

10:04 AM Software Development: TFTP (or FTP) Server

How do you start a tftp (or ftp) server on the ARM? Or how do you transfer files to a remote server programmatically?... Mary Frantz

11:03 AM Software Development: RE: Bootcmd break

That is exactly what I need. Thanks Mike. Tim Eastham

11:01 AM Software Development: RE: Bootcmd break

Tim,
Just hit a key and break and load the code manually?
If you want the FPGA to be loaded, then we often make... Michael Williamson

10:51 AM Software Development: Bootcmd break

I am presently storing the firmware in non-volatile memory when I hand it off for testing. The problem is, sometimes... Tim Eastham

01/16/2013

04:33 AM Software Development: RE: How Can I use UART0 & UART2 in MityDSP-L138F?

jong sung choi wrote:
> hi mike. thank you but
> I just did you notice to me "Network configuration" article.
> It... jong sung choi

04:32 AM Software Development: RE: How Can I use UART0 & UART2 in MityDSP-L138F?

hi mike. thank you but
I just did you notice to me "Network configuration" article.
It can changed Ethernet config ... jong sung choi

01/15/2013

07:14 AM Software Development: RE: How Can I use UART0 & UART2 in MityDSP-L138F?

You should be able to disable the ethernet device by setting the ethernet configuration in u-Boot to indicate no ethe... Michael Williamson

01:07 AM Software Development: How Can I use UART0 & UART2 in MityDSP-L138F?

Hi I'm currently using your MityDSP-L138F SOM with custom baseboard which I designed.
In Our Baseboard UART0(pin 81 ... jong sung choi

06:48 AM Software Development: Ethernet gadget - unable to connect to host PC

Hi,
I have problems connecting to the industial IO/AM1808 card using device USB. I have built the kernel and the e... Mads Olav le Maire

04:12 AM Software Development: RE: AM1808-industrilal I/O performance

Thanks,
Missed that one - it's working.
Mads-l Mads Olav le Maire

01/14/2013

03:46 PM FPGA Development: RE: Creating FPGA Base-Project - core manager problem

Hi Greg,
i opend the "build_lcd_rev_c" example project and migrate it to the 14.4 version. I think the migrtion wo... Christian Rückl

01/13/2013

09:39 PM Software Development: RE: Debugging DSP in VirtualBox?

I have being using SD XDS510 USB + VirtualBox 4.1.16 + CCS 5.2.0 with no problems. Dmitry Gorulko

05:07 PM FPGA Development: RE: Creating FPGA Base-Project - core manager problem

Hi Christian,
The ISE Webpack license should be sufficient for what you are trying to do.
Try opening one of ... Gregory Gluszek

01/12/2013

02:23 PM FPGA Development: Creating FPGA Base-Project - core manager problem

Hi,
I've started with the FPGA-design in ISE Webpack 14.4.
I added all files from "MDK_2012-08-10\fpga\vhdl" to ... Christian Rückl

02:11 PM Software Development: RE: DSP Link example not working

Mike,
I got it and it's working now :)
Thanks.
Christian Christian Rückl

02:10 PM Software Development: RE: u-Boot configuration for DSP-Startup

Tim,
It's working now.
Thanks!
Christian Christian Rückl

01/10/2013

12:18 PM Software Development: RE: PRU Kernel Driver

The PRU drivers are not installed. You'll need to rebuild the kernel. You may need to patch in the PRU drivers as w... Michael Williamson

11:20 AM Software Development: PRU Kernel Driver

Do any of the kernels built by critical link have the PRU drivers installed? Or do I have to rebuild a kernel with th... Jeremy Young

08:14 AM Software Development: RE: AM1808-industrilal I/O performance

Oh. You should be all set, see [[Setting_CPU_Speed]].
-Mike
Michael Williamson

08:11 AM Software Development: RE: AM1808-industrilal I/O performance

Hi,
Yes - both kernel settings is set to 'y'.
root@vdr:/sys/devices/system/cpu/cpu0/cpufreq# cat scaling_availa... Mads Olav le Maire

07:58 AM Software Development: RE: AM1808-industrilal I/O performance

Can you check if CONFIG_CPU_FREQ=y is set in the 3.1 kernel configuration. Also can you confirm that the CONFIG_CPU_... Michael Williamson

02:24 AM Software Development: RE: AM1808-industrilal I/O performance

Hi,
I am usually running the 3.1.x kernel that I build from the git repository downloaded from Critical link. Here... Mads Olav le Maire