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

10/17/2017

11:04 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi Michael,
So now I do see in the UBL device.c, in the 2014 MDK, support for 256MB sizes. I assume I'll have to b... Tom Riddle

10:49 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

There is a custom version of the UBL that queries the local I2C factory PROM to get the part number and sets up the D... Michael Williamson

10:20 PM Software Development: Configuring MityDSP for 256MB DRAM

Hi,
We have a L138-FI-236-RL, which should have 256MB of DRAM. U-boot is reporting DRAM : 128MB. The bootargs pass... Tom Riddle

10/16/2017

03:13 PM PCB Development: RE: MightyDspL138 Factory Test and labeling

Fred,
Thank you for reaching out to us about this question.
During production test the FPGA IO pins at the edge... Alexander Block

10/13/2017

05:18 PM Software Development: RE: TCF/TCI file questions

Tom Riddle wrote:
> Hi,
>
> I'm on the DSP development learning curve and have been merging source from the dspli... Jonathan Cormier

04:34 PM Software Development: TCF/TCI file questions

Hi,
I'm on the DSP development learning curve and have been merging source from the dsplink examples from the TI D... Tom Riddle

01:26 PM Software Development: RE: Setting the ARM as a USB bulk device

Note if you do break the unit you can reprogram it from scratch. [[Reprogramming_a_Dead_Board]] Jonathan Cormier

01:09 PM Software Development: RE: Setting the ARM as a USB bulk device

Okan Çalış wrote:
> The author of the blog "advises":http://blog.soutade.fr/post/2016/07/create-your-own-usb-gadget-... Jonathan Cormier

12:01 PM Software Development: RE: Setting the ARM as a USB bulk device

The author of the blog "advises":http://blog.soutade.fr/post/2016/07/create-your-own-usb-gadget-with-gadgetfs.html#co... Okan Çalış

10/12/2017

12:57 PM PCB Development: MightyDspL138 Factory Test and labeling

Hello -
When tested at the factory, is a "bit scan" of some sort done to determine that all the connections betwee... Fred Weiser

11:40 AM Software Development: RE: Setting the ARM as a USB bulk device

I meant: "but I can't find any module files *for the peripheral controller*." Okan Çalış

11:38 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan,
Thanks for your reply.
> The RNDIS instructions say to use the "Inventra HDRC USB Peripheral" optio... Okan Çalış

10/11/2017

01:06 PM Software Development: RE: Setting the ARM as a USB bulk device

Okan Çalış wrote:
> Hi,
>
> I downloaded the kernel and launched @menuconfig@, but as I expected, I got stuck in ... Jonathan Cormier

06:03 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi,
I downloaded the kernel and launched @menuconfig@, but as I expected, I got stuck in that step of "GadgetFS.":... Okan Çalış

10/10/2017

07:24 PM PCB Development: RE: MityDSP-L138F SPI Signal Access

Yes, Good catch. Sorry about that.
Using a gpio pin for a chip select should work fine. Looks like there are 4 ... Jonathan Cormier

05:51 PM PCB Development: RE: MityDSP-L138F SPI Signal Access

Hi Jonathan,
Following up here... I was reading the link
https://support.criticallink.com/redmine/projects/arm9... Tom Riddle

03:23 PM Software Development: RE: Setting the ARM as a USB bulk device

Okan Çalış wrote:
> Thanks, but I'm already home. I'll download it from Git. The file is not too large.
Okay. No... Jonathan Cormier

02:34 PM Software Development: RE: Setting the ARM as a USB bulk device

Thanks, but I'm already home. I'll download it from Git. The file is not too large. Okan Çalış

02:27 PM Software Development: RE: Setting the ARM as a USB bulk device

Okay well the bundle file is ~1GB. I can host that here somewhere for a few hours or if you have a somewhere I can u... Jonathan Cormier

01:36 PM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan,
Yes, I can transfer files to the machine.
It occurred to me later that I can clone the repo to my Ubu... Okan Çalış

01:22 PM Software Development: RE: Setting the ARM as a USB bulk device

Okan Çalış wrote:
> Hi, Jonathan,
>
> Thanks for your help. I've read Soutadé's blog (I had already read about RN... Jonathan Cormier

11:21 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan,
Thanks for your help. I've read Soutadé's blog (I had already read about RNDIS in the wiki.), but I ... Okan Çalış

10/09/2017

05:54 PM PCB Development: RE: MityDSP-L138F SPI Signal Access

Thanks Jonathan... That's great, somehow overlooked those SPI1 signals on J700 since the connector assignment listed ... Tom Riddle

03:35 PM PCB Development: RE: MityDSP-L138F SPI Signal Access

Tom Riddle wrote:
> Hi,
>
> I'm trying to figure out how best to gain access to one of the two SPI ports on the ... Jonathan Cormier

02:14 PM Software Development: RE: Setting the ARM as a USB bulk device

Okan, Linux calls this a USB gadget. Depending on what peripheral you want to emulate you can enable different "gad... Jonathan Cormier

11:29 AM Software Development: Setting the ARM as a USB bulk device

Hi,
I'm using a MityDsp-L138F SoM, with Linux installed. I need to make the ARM side communicate with a PC over US... Okan Çalış

10/08/2017

11:07 AM Software Development: Blackhawk XDS560v2-USB Debugger gel file

Hello everyone,
We are using the debugger Blackhawk XDS560v2-USB and try to test it to debug the Helloworld progra... Andri Haryono

10/06/2017

08:48 PM PCB Development: MityDSP-L138F SPI Signal Access

Hi,
I'm trying to figure out how best to gain access to one of the two SPI ports on the L138. I have an Industria... Tom Riddle

09/29/2017

07:09 PM FPGA Development: RE: Example fpga bin file

Never mind... I was able to successfully use the bin file out of build_dvi_revc_lx45 to validate with the Impact tool... Tom Riddle

09/28/2017

05:24 PM FPGA Development: Example fpga bin file

Hi,
I'm using MDK_2014-01-03 and wanted to just validate the FPGA programming mechanisms outlined in the wiki. Is ... Tom Riddle

08:19 AM Software Development: RE: Inter-Processor Communication between ARM & DSP

Thanks. Okan Çalış

09/27/2017

07:29 PM Software Development: RE: MDK version?

Bob... sounds good thanks, Tom Tom Riddle

07:21 PM Software Development: RE: MDK version?

Tom,
For following the Wiki, the "Release 2014.01" MDK is the best choice right now. The Wiki documentation has n... Bob Duke

07:03 PM Software Development: MDK version?

Hi,
Just getting started here with a MityDSP L138F dev system. The USB stick had release 2011-03-31. Which is the ... Tom Riddle

09/26/2017

08:15 PM FPGA Development: RE: L138F breakout adapter pinout

Alex, thanks... Regs, Tom Tom Riddle

07:22 PM FPGA Development: RE: L138F breakout adapter pinout

Tom,
You can find the pin-out of the JTAG adapter board in the datasheet for the board (http://www.criticallink.co... Alexander Block

03:13 PM FPGA Development: L138F breakout adapter pinout

Hi,
Can someone point me to the docs that outline the pin assignments for the 2 user connectors on the emulator ad... Tom Riddle

09/22/2017

10:04 PM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
* Q: void* DspAddr: What is the physical address of DSP that I should be reading from ARM?
* A: This de... Gregory Gluszek

07:06 AM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
Thanks for your reply.
I examined @dspapp.cpp@ in the MDK, and noticed @ReadMemory()@ is a simplified ve... Okan Çalış

09/21/2017

03:05 PM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
Regarding your need for the ARM to read memory written by the DSP there is a function call ReadMemory() ... Gregory Gluszek

06:21 AM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hello again,
I consulted to my colleague. It turns out, we don't insist on using SysLink instead of DspLink. But we ... Okan Çalış

05:43 AM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
The communication method Critical Link provides is great; the code was easy to follow and I understood mo... Okan Çalış

09/20/2017

02:39 PM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
As a qualification I want to mention that DspLink is the communications and control method Critical Link... Gregory Gluszek

05:39 AM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
Thanks for your response. My first question was really confusing me, so thanks for the explanation.
Consid... Okan Çalış

09/19/2017

03:10 PM Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
Here is some feedback regarding your questions:
# DSP/BIOS is the RTOS that runs on the DSP. However,... Gregory Gluszek

05:48 AM Software Development: Inter-Processor Communication between ARM & DSP

Hi,
I've been working on a MityDsp L138F board with Linux Ångström run by the ARM core. I'm expected to learn and im... Okan Çalış