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

10/20/2017

01:50 PM Software Development: RE: Blackhawk XDS560v2-USB Debugger gel file

Hi Andri, Sorry for the late reply.
Are you trying to run a bare bones application on the ARM or are you running... Jonathan Cormier

10/18/2017

06:38 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

UBoot reports 128 MB,but you should be able to address 256 MB in uboot as well as the kernel. You may need to pass i... Michael Williamson

06:22 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Oh wait I see 256MB from UBL... sorry its u-boot that is reporting 128MB, my bad Tom Riddle

06:20 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi,
So I used the files in the /images dir of the MDK 2014 and successfully programmed the board. However UBL cont... Tom Riddle

05:00 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

So the patch to support 256 MB modules was introduced in our codebase 7/14/2011. We need to update the UBL wiki page... Michael Williamson

03:00 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi Jonathan,
Thanks, I'll give it a try, however I did brick the board early on and had to reflash UBL and u-boot.... Tom Riddle

01:13 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

I would expect that the precompiled UBL_SPI_MEM.ais file in MDK/images would have the 256MB DRAM support.
[[Updati... Jonathan Cormier

12:59 AM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi,
I went as far as I could and ran into this problem. Imported the project file UBL_SPI_MEM.pjt with the CCS6.2 ... Tom Riddle

11:30 AM Software Development: RE: Setting the ARM as a USB bulk device

Looking further, I think most of that code was based on the usb.c example you already looked at, so maybe this won't ... Michael Williamson

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

So a long time ago, I implemented a bulk transfer protocol on the MityDSP-L138 using gadgetfs in order to emulate a l... Michael Williamson

08:26 AM Software Development: RE: Setting the ARM as a USB bulk device

> However, when I try getting data from the device, I end up with 64 Bytes of zeros every time, which is not what I e... Okan Çalış

07:16 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan,
I managed to rebuild a kernel and boot the OS. Thanks for helping me out.
I was also able to use ... Okan Çalış

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