Activity
From 01/28/2014 to 02/26/2014
02/26/2014
- 09:35 AM Software Development: RE: MityDSP-L138F SoM initial flash configuration
- Francois,
Every module is run through our test fixture which programs the bootloader into NOR before running its t... - Hi,
When a customer order MityDSP-L138F SoM from either your offcial distributors or directly from Critical Link, ...
02/25/2014
- 07:34 AM Software Development: RE: I2C Bus
- Thanks for the swift response. That is exactly the info I've been looking for.
I have attached some waveforms. The... - 06:59 AM Software Development: RE: I2C Bus
- The PMIC is TPS65023RSBT. The PROM is 24AA02-I/MS. Pins 1, 2, and 3, of the PROM are no-connects.
The I2C0_SCL a... - 06:24 AM Software Development: RE: I2C Bus
- I'm working with Bruce on this issue. It would be really helpful to have the part numbers of the other devices, parti...
- 07:02 AM Software Development: RE: DSP- EDMA Transmission problem
- Is the first DMA completing before calling the second?
- 05:04 AM Software Development: RE: DSP- EDMA Transmission problem
- Hello again,
It appears that now the different problem occurs. When the DMA transmission is invoked twice or thrice,...
02/24/2014
- 07:38 AM Software Development: RE: DSP- EDMA Transmission problem
- Excellent! Glad it is now working!
Dave
- 07:15 AM Software Development: RE: DSP- EDMA Transmission problem
- Hello David,
Sorry for the latency-I corrected the code due to your suggestions and it worked- thank you.
Best Regards
02/23/2014
- Hej hej,
I would like to change the EMIF-Clock from 100 MHz to 25 MHz for a MityDSP L138-Module. I searched the u-...
02/19/2014
- 08:15 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- We leave it at 300 Mhz
- 08:08 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- When you boot linux, are you changing the CPU OPP to 456 MHz or leaving it at 300 MHz?
- 08:03 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Yes we have adjusted the bus master priority of uPP, but did not see any great improvements (strangely).
... - 07:42 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Did you check / adjust your UPP Bus master priorities?
- 07:33 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Just a quick update. When we do not boot into linux (just uboot) we do not see
these errors.
So booting...
02/18/2014
- 08:50 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
Here are a couple of other things to consider:
# In the past we've had throughput problems with TI's ... - 08:22 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- You might raise the priority up a bit (try 0 or 1). If the transfers are small, then it should be OK to give it prio...
- 08:04 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Here are some answers to the questions:
* Are you trying to run continuous transfers?
- We do not r... - 07:17 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
Are you trying to run continuous transfers?
At 75 Mhz, you should be running a buffer rep rate of 64 /... - 02:55 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Here are some answers to the questions:
* Are you using the Critical Link MDK drivers? If so, what versi... - 07:22 AM Software Development: RE: I2C Bus
- Hi Bruce,
I believe that the I2C addresses for I2C0 are described in the "Carrier Board Design Guide":http://www.c... - We are currently investigating a problem accessing the I2C0 bus.
My initial enquiry is to find out what devices ...
02/17/2014
- 09:25 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
If you are following the uPP design guidelines, then perhaps this is a true underflow or overflow condit... - Hello,
We use the MityDSP-L138F and between DSP and FPGA we use UPP communication but transmit (channel A) is givi...
02/10/2014
- 02:57 PM Software Development: RE: "Using TI C64x+ IMGLIB on OMAPL138F"
- Hello Naveen,
As you stated, the vision_framework demo uses the IMG_sobel_3x3_16(), which you can use to understan... - 09:20 AM Software Development: RE: How to reserve EDMA for DSP
- I tried modifying device-da8xx.c as describe above, but the boot process hung. Here's the relevant part of the log:
...
02/06/2014
- 03:21 PM Software Development: RE: How to reserve EDMA for DSP
- Mary,
I think you can disable the dma usage of the spi driver. I am using the following resource declaration for ... - 11:03 AM Software Development: RE: How to reserve EDMA for DSP
- In researching this I found what looks like a similar problem:
http://e2e.ti.com/support/dsp/omap_applications_pro... - I am attempting to run this command to compile the kernel:
bitbake virtual/bootloader
And get the following err...
02/05/2014
- Hi All,
I can see here (http://support.criticallink.com/rm_embedded/dsp-products/MDK_DOCS/2.11/core/class_mity_d_s... - 11:01 AM Software Development: RE: Latest stable linux build for MityARM-1808/F
- Thanks Mike,
That did the works for me.
Cheers,
Angelos - 06:49 AM Software Development: RE: USB-OTG as a peripheral and a host
- Hello Jonathan and Mike,
Thank you for your quick replies.
@Mike
Thank you for your suggestion. I could use it... - Hi,
We have received your Vision Development Kit from Digikey distributor this week. As per your VDK manual we int...
02/04/2014
- 01:50 PM Software Development: RE: Accessing SPI1 bus
- Mary,
You can search the kernel source for the messages by using grep. For example I might search for the string ... - 01:18 PM Software Development: RE: Accessing SPI1 bus
- I have successfully added the SPIDEV support to the kernel and can communicate over the bus now.
I occasionally se... - I am having an ARM/DSP conflict. The DSP is primarily reading data from the McBSP and transferring the data to a cir...
- 12:39 PM Software Development: RE: Latest stable linux build for MityARM-1808/F
- In the "file tab":https://support.criticallink.com/redmine/projects/arm9-platforms/files there are MDK downloads (.ru...
- Hi All,
Could you please tell me what is the Latest stable linux build for MityARM-1808/F? Could you also provide ... - 08:53 AM Software Development: RE: USB-OTG as a peripheral and a host
- Probably the best solution would be to load in the USB OTG file storage gadget. This will make the L138 look like a ...
- 08:33 AM Software Development: RE: USB-OTG as a peripheral and a host
- Unfortunately I don't have any experience with interfacing with Android phones. If your Android phone supports rndis...
- 05:14 AM Software Development: RE: USB-OTG as a peripheral and a host
- Hello,
I have used RNDIS and have been able to transfer data.
However, I would also like to know how to use eithe...
02/03/2014
- Hi,
I need to set up multicast routing between two interfaces on the mity board running Angstrom linux 2.6.34
...
01/31/2014
- 05:14 AM Software Development: RE: "Regarding handling UART on MitydspL138F(OMAPL138)"
- Hi,
We are trying to interface Second UART (J504 as you mentioned) with Atmel AtXmega Controller so that upon rece...
01/30/2014
- 02:22 PM Software Development: RE: "Regarding handling UART on MitydspL138F(OMAPL138)"
- Naveen,
The first UART is used for the debug/console port, UART1.
You would like to use the second UART in your... - 01:17 PM Software Development: RE: "Reagrding spi NOR flash memory updating"
- Naveen,
I'm assuming that the question here is how would you get the updated Kernel from your host PC onto the Mit...
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