Activity
From 12/09/2013 to 01/07/2014
01/07/2014
- 07:18 PM FPGA Development: RE: Broken i_ema_a<8>
- ChipScope confirmed that sth is wrong with i_ema_a<8> pin.
Serial numbers of Mity modules: 121924 (broken), 131576... - 08:11 AM FPGA Development: RE: Broken i_ema_a<8>
- I'll send them tomorrow.
Lukasz - 07:59 AM FPGA Development: RE: Broken i_ema_a<8>
- Yes. Two different mity boards. Can you give me the serial numbers?
-Mike
- 07:57 AM FPGA Development: RE: Broken i_ema_a<8>
- Hello Mike,
1. What do you mean by two separate modules, two mity boards?
2. Yes, Same kernel, same application, sa... - 07:18 AM FPGA Development: RE: Broken i_ema_a<8>
- Hello Mr. Dalek,
It might be a problem. Between your "good and bad" boards:
- You are referring to 2 separate ... - Hello,
My FPGA has a little problem with modules detection,
Linux driver and controlling program always double-dete... - 10:51 AM Software Development: RE: USB-OTG as a peripheral and a host
- The connection setup can be treated like any normal network connection.
You can use ssh to transfer files to and f... - 09:15 AM Software Development: RE: USB-OTG as a peripheral and a host
- Hello Jonathan, Mike
Thank you for your replies.
I have been able to find the usb0 device after executing the i...
01/06/2014
- 09:06 AM Software Development: RE: USB-OTG as a peripheral and a host
- When you plug the USB in, the kernel should also dump out some information about the connection.
Attaching the res... - 08:53 AM Software Development: RE: USB-OTG as a peripheral and a host
- On the L138, if you run ifconfig -a is a usb0 listed?
-Jonathan - 08:41 AM Software Development: RE: USB-OTG as a peripheral and a host
- Hello Mike,
As per your suggestion, I have made the changes to the kernel configuration and I have also followed t...
01/02/2014
- 08:14 AM Software Development: RE: Regarding handling UART of MitydspL138 F
- Which UART are you after? Which processor core would you like to use with it?
- Dear sir,
It is given in MitydspL138F VDK datasheet that already UART driver is available in Kernel image. Can you... - 08:12 AM Software Development: RE: USB-OTG as a peripheral and a host
- Hello,
It looks like you have selected the "gadget zero" device as your peripheral device. This is a USB test dev...
12/31/2013
- Hello,
I am using a MityDSP L138F with a custom board. This board has provision for a USB 1.1 Host and an USB 2 OTG ...
12/20/2013
- 11:46 AM Software Development: RE: DSP- EDMA Transmission problem
- I'm not sure why you are dividing by 4 for the number of words to transfer (numwords>>2), but I think that is your pr...
- Hello,
I am having the following problem:
I am invoking an EDMA transfer in my DSP-side application. To do so, I di...
12/19/2013
- 07:16 AM Software Development: RE: "Regarding video Frame data flow without using Linux OS-Linux frame buffer"
- Hi Naveen,
You can use the UPP port (see the tcDspUpp core in the DSP/core library) or use the VPIF (same pins, se... - Hello sir,
Thank you for replying my previous queries.
We are using MitydspL138F VDK for developing prototype, ...
12/16/2013
- 09:50 AM Software Development: RE: First base with USB, OMAP-L138F
- And... the capacitance requirements for any USB interface are *very* important. See the USB specification (usb.org) ...
- 09:48 AM Software Development: RE: First base with USB, OMAP-L138F
- Hello Helmut,
This is really an embedded linux question in general and not just a MityDSP-L138 specific question.... - 09:36 AM Software Development: RE: First base with USB, OMAP-L138F
- Thanks. I'm tasking my kernel guy on this. The link for RNDIS advice will be helpful.
HOWEVER, I would prefer it...
12/13/2013
- 02:07 PM Software Development: RE: Accessing SPI1 bus
- Hi,
To get the spidev device, you need to add an entry for it in your platform baseboard file.
See the recent "... - 01:40 PM Software Development: RE: Accessing SPI1 bus
- Nope. I don't see that either.
I am going with the low level register access for now. I have SPI driver code that... - 12:21 PM Software Development: RE: Accessing SPI1 bus
- Hi Mary,
My guess would be that since in your baseboard file you set the modalias to "M25PE80" as part of the spi...
12/12/2013
- 06:48 AM Software Development: RE: Call to tcDspFpgaGpio::ConfigurePin() makes the Dsp crash
- Thanks Mike!
That was definitely the reason of the crash.
Thank you.
Michele
12/11/2013
- 04:01 PM Software Development: RE: First base with USB, OMAP-L138F
- The only things I see different in your circuit besides the removed 5V vbus switch(U101) are:
* Missing USB0_ID pu... - 12:17 PM Software Development: RE: First base with USB, OMAP-L138F
- Jonathan,
Yes, we have a USB A connector coming from USB 0. So this should be akin to connecting a USB A to USB ... - 11:31 AM Software Development: RE: First base with USB, OMAP-L138F
- Mike, Correct me if I'm wrong.
"So maybe the question boils down to this. Can you plug a USB OTG device into a PC,... - 11:03 AM Software Development: RE: First base with USB, OMAP-L138F
- Michael,
Great. First, the P/N on my Critical Link baseboard actually matches the next to last, "80-000268RI-2 B"... - 07:28 AM Software Development: RE: First base with USB, OMAP-L138F
- Schematics for the industrial I/O base board are on this "wiki page":http://support.criticallink.com/redmine/projects...
- 07:08 AM Software Development: RE: First base with USB, OMAP-L138F
- Jonathan, I'll try those things. FYI one test case with a USB flash drive works for the critical link baseboard, but...
- 07:12 AM Software Development: RE: Call to tcDspFpgaGpio::ConfigurePin() makes the Dsp crash
- Hi Michele,
Set the CORE_INT_EOF_LEVEL to 1.
Our framework uses 2 levels (2 seperate GPIO interrupt lines betwe... - 05:48 AM Software Development: RE: Call to tcDspFpgaGpio::ConfigurePin() makes the Dsp crash
- This is the crash dump on the serial output:
Unable to handle kernel NULL pointer dereference at virtual address 0...
12/10/2013
- 09:27 PM Software Development: RE: First base with USB, OMAP-L138F
- Hello!
If you have got console why don't you just copy files from your PC to board?
And another option - if USB hos... - Dear Sirs,
I have to use a GPIO bank over FPGA to route some interrupts (let's say 8) through the fpga to the DSP.
... - 12:55 AM Software Development: RE: Compiling the HelloWorld application with CGT
- Thanks Mike,
I will try that out. However for the time being, I am continuing with CCS on Windows. :)
Regards
...
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