Mity CPU Platforms

10/19/2011

12:38 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using dspQDMA library on OMAP-L138

Hi Richard,
How are you creating the Semaphore? Zero initialization value?
Is it possible your routine that is... Michael Williamson

12:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Using dspQDMA library on OMAP-L138

I am using the dspQDMA class in a project on the mity-omap processor. I was able to successfully load all of the comp... Rich Bagdazian

10/18/2011

02:48 PM ARM9 Based QNX Platforms Software Development: RE: ClockPeriod

Rob,
With regards to the syspage, I was hoping to see values change after changing the ClockPeriod. Sections relat... John Pruitt

02:37 PM ARM9 Based QNX Platforms Software Development: RE: ClockPeriod

John,
I just tried the above mentioned change, and as you suspected it did not fix the problem but was worth a try... Rob Gillis

02:38 PM ARM9 Based QNX Platforms Software Development: RE: QNX BSP Timers

John,
We have tried using ClockCycles(). I think it may be working for us but will check with the other developer... Rob Gillis

10/17/2011

10:06 AM ARM9 Based QNX Platforms Software Development: RE: QNX BSP Timers

Rob,
Have you tried using ClockCycles()?
John John Pruitt

10:02 AM ARM9 Based QNX Platforms Software Development: RE: ClockPeriod

Rob,
I see your point.
We have not provided the arm clock handling routines so in that sense, this would seem t... John Pruitt

10/13/2011

12:33 PM ARM9 Based QNX Platforms Software Development: RE: ClockPeriod

John,
Actually, the point I was trying to make is that changing the system tick using ClockPeriod confuses the OS ... Rob Gillis

09:16 AM ARM9 Based QNX Platforms Software Development: RE: ClockPeriod

Rob,
I don't have experience trying to change the clock period. The documentation does seem to indicate that makin... John Pruitt

08:54 AM ARM9 Based QNX Platforms Software Development: RE: QNX BSP Timers

Rob,
I don't know of a feature like this. I have always just used the CLOCK_REALTIME.
John John Pruitt

10/12/2011

04:01 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: HelloWorldDSP.out syntax error

Hi Peter,
Thank you for your feedback. We'll try to update the Hello World page and address your comments. The c... Michael Williamson

03:19 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Reflections after building DSP "Hello, world!"

I managed to compile the DSP Hello World...*finally*.
(Using Version: 4.2.4.00033 of CCS on WinXP)
I noticed a ... Peter Simpson

01:29 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: uPP routing

Hello,
We are trying to debug a uPP application and routed the chan A and Chan B signals through the fpga to conne... Scott Whitney

10/11/2011

05:08 PM ARM9 Based QNX Platforms Software Development: ClockPeriod

Hello,
I am having problems changing the system clock period using the QNX BSP. When I try to change it using the... Rob Gillis

02:30 PM ARM9 Based QNX Platforms Software Development: QNX BSP Timers

Hello,
I have a need for a timer that supports a higher resolution than QNX CLOCK_REALTIME. It will be used for h... Rob Gillis

10/10/2011

03:36 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: HelloWorldDSP.out syntax error

those binaries were a great sanity check for me. you guys might consider posting them to the quick start page.
Mike Mike Costa

10/06/2011

04:04 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: jffs2 check

Hi,
After transferring the jffs2 filesystem via uBoot, using the "nand write.jffs2 C2000000 0 <>" command, is there... Thomas Nagel

10/03/2011

03:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP digital loopback

Greg,
I'm using the default ASYNCH3 clock which is PLL_SYSCLK1 I think. This should be divided down automatically... Scott Whitney

01:49 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP digital loopback

Hi Scott,
As far as I know we have not seen any issue like what you're describing when using a uPP clock driven by... Gregory Gluszek

09:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: uPP digital loopback

Hello,
I have a linux driver module to test the uPP in digital loopback. I saw some odd behavior in regards to th... Scott Whitney

09/30/2011

06:30 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

Just thought I'd add a note in case some one else stumbles upon this thread:
Ended up using a Prolific usb-to-seri... Mattias Ekstrom

09/29/2011

04:36 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: uPP Test Points

Are there test points available on the MityDSP-L138F for the following uPP signals?
'UPP_CHA_ENABLE' = L138 Pin#U1... Brian Tomaselli

10:40 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: upp clock

Greg,
Thanks for the reply. My question was more of how the clocks are setup on the board as a default. I suspec... Scott Whitney

08:30 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

No, I don't think ssh would work. It has to be something I could open and interact with just like a com port from my ... Mattias Ekstrom

08:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

(re: comm over ethernet)
Is ssh acceptable? "ssh root@mitydspaddr"
-Mike
Michael Williamson

08:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

The default kernel and root filesystem may "just work". If you plug in the device you should see some messages about... Michael Williamson

08:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

Hmm, I don't really need a physical port. Is there any com over ethernet software availible for these systems?
/ M... Mattias Ekstrom

08:10 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

Thanks for the speedy reply!
One extra port should suffice. I'll order one of the keyspan adapters right away.
... Mattias Ekstrom

07:49 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Additional serial port on the MityDSP Profibus dev-kit

Hi Mattias,
I think that your best (or easiest) bet would be to use a usb-to-serial adapter on the Host (USB1) por... Michael Williamson

06:06 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Additional serial port on the MityDSP Profibus dev-kit

Hi, I'm wondering what the best way to get an additional serial port is? Is there support for usb-to-serial adapters?... Mattias Ekstrom

09/28/2011

04:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: upp clock

Hi Scott,
The fastest you will be able to get the uPP transmit clock to run with your setup is 75 MHz.
From th... Gregory Gluszek

09/27/2011

05:04 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: upp clock

I have a userspace upp driver that I am trying to test in loopback mode. I am trying to loopback 1 line of a memory ... Scott Whitney

09/23/2011

03:06 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: FPGA part number

We are looking at getting the L138-FI-225-RC that comes with a Spartan 6SLX45. What is the complete FPGA part number ... Brian Tomaselli

09/21/2011

05:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers

Mike,
I have a couple questions here. I am attempting to write a upp userspace loopback driver/routine. I have m... Scott Whitney

07:51 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Interrupt to ARM side

Hello Mr. Pailwar,
On the board support package/MDK, in the file sw/ARM/linux/drivers/fpga/fpga_ctrl.c there is so... Michael Williamson

07:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: HelloWorld dsplink Code composer 5

Hi Finn
Call me...
/Mads Mads Lind Christiansen

09/20/2011

04:18 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Interrupt to ARM side

Hello,
I want to generate an interrupt from the FPGA to ARM side of the MityDSP-L138/F board. Is there any example... Pankaj Pailwar

10:18 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA clock

On the module itself, the EMA_CLK clock (B7) of the OMAP-L138 is connected to the FPGA. We generally use this clock ... Michael Williamson

09:00 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: FPGA clock

Are there any dedicated pins on the FPGA for a clock input? In the IndustrialIO.bin designs do you just use the 100 ... Scott Whitney