Mity CPU Platforms

08/03/2017

07:25 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Using EEPROM available on MitySOM-5CSX

We are using kernel version 4.1.22
-Nick Nicholas Herbert

07:22 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Using EEPROM available on MitySOM-5CSX

What version of the kernel are you using? From our site? Version 3.16?
-Mike
Michael Williamson

06:58 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Using EEPROM available on MitySOM-5CSX

Mike,
I recently picked up this task and haven't been able to see the NOR flash device in the MTD devices list. On... Nicholas Herbert

07/27/2017

06:26 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Thanks for your response. As mentioned before I am trying to get data on DAC output same as ADC input. But I am not g... Vivek Ponnani

07/24/2017

05:21 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Vivek Ponnani wrote:
> Thanks for your guidance. I am able to run analog expansion suite examples for ADS 5560 and ... Jonathan Cormier

03:41 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Thanks for your guidance. I am able to run analog expansion suite examples for ADS 5560 and DAC 5672 individually. N... Vivek Ponnani

05:11 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using Sodium crypto library and not enough entropy?

Edwin McKay wrote:
> I am trying to use the "Sodium crypto library" (https://download.libsodium.org/doc/) on the Mit... Jonathan Cormier

03:38 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Using Sodium crypto library and not enough entropy?

I am trying to use the "Sodium crypto library" (https://download.libsodium.org/doc/) on the MityDSP. I had earlier as... Edwin McKay

07/20/2017

06:09 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

So I didn't respond right away as you are using verilog and I am more of a VHDL guy, but there is an open drain primi... Michael Williamson

05:43 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

We appear to have finally discovered the root cause of our issue. We actually had a self-inflicted bug where the SCL ... Jay Petrie

07/19/2017

07:39 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Dan,
I've attached 2 scope shots between the Aardvark as master and the ST1633 as slave:
1. A single byte write w... Jared Kirschner

03:42 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Dan,
We'll be conducting investigations this afternoon with both the Linux I2C kernel driver and a bit-bang I2C us... Jared Kirschner

03:45 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Jared,
To me it looks like the scope capture you've shown should be correct and as you've said there shouldn't be ... Daniel Vincelette

07/18/2017

10:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Syslink configuration for 256Mb memory

Hi Andri,
We have not currently released an MDK that supports SysLink. Please follow instead the DSP Link Configu... Gregory Gluszek

07:56 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Some additional context / correction:
I2C2 and I2C3 are both configured the same way. If you replace "3" with "2" ... Jared Kirschner

07:33 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

All,
This is the open drain primitive we are using for the I2C interfaces:
wire w_i2c3_scl_oe, w_i2c3_scl, w_... Clyde Shappee

05:09 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Are you using the open drain primitive in the top level of the FPGA project?
-Mike
Michael Williamson

05:00 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

I've attached the driver source/header. I'm waiting to hear from the touch controller vendor whether I can share the ... Jared Kirschner

04:50 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

We are using I2C2 routed through the FPGA fabric (see image "I2C2_Connector.PNG"). It does have pullups to the best o... Jared Kirschner

04:32 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Also, Can you share a snippet of the user space code you are using to issue the read request?
Thanks.
-Mike
Michael Williamson

04:15 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: I2C Slave Communication Hanging

Which I2C bus are you using? An HPS peripheral connected directly to HPS pins or routed via FPGA fabric?
This alm... Michael Williamson

02:52 PM MitySOM-5CSX Altera Cyclone V Software Development: I2C Slave Communication Hanging

We're experiencing a problem with I2C communications with a slave on address 0x55 on a MitySOM-5CSX, shown in the att... Jared Kirschner

12:02 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA coding and programming for customized board using Mity DSP L138F

we are using ADS5560 of the analog expansion board through FPGA. We are using CLK and Data through FPGA to connect to... Vivek Ponnani

07/15/2017

06:16 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Syslink configuration for 256Mb memory

Hello,
can you give an example on the following step from wiki link?
https://support.criticallink.com/redmine/p... Andri Haryono

07/14/2017

08:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Big memory leak

Hi Ahmed,
Interesting. I don't believe there is a guarantee by the C standard as far as placement of memory. Each ... Dominic Giambo

06:45 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Big memory leak

Hi all,
I have a series problem with memory on ompl138, that the program.
#include <stdio.h>
#include <stdlib.... ahmed Elmenshawy

01:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

> Thanks for your explanation Jonathan.
>
> Please guide for below queries.
>
> 1) As we are preparing SD card for Li... Jonathan Cormier

09:09 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Thanks for your explanation Jonathan.
Please guide for below queries.
1) As we are preparing SD card for Linu... Vivek Ponnani

07/13/2017

03:29 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: I2C Controller

Thank you, this was resolved, turned out to be a problem with our build scripts. Harrison Barclay

02:11 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Vivek Ponnani wrote:
> Hello,
>
> As I have a problem to set up the ADC with SPI interface through ARM, I found t... Jonathan Cormier

11:01 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SPI interface for ADC5560 (MityDSP L138F)

Vivek Ponnani wrote:
> Hi,
>
> I have a custom board with
> 1) MityDspl-138F module (with FPGA)
> 2) No Ethern... Vivek Ponnani

07/12/2017

12:06 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: I2C Controller

Harrison
Whenever you change anything to do with HPS pin assignments, you will need to rebuild the preloader and upd... Tim Iskander

07/11/2017

05:51 PM MitySOM-5CSX Altera Cyclone V FPGA Development: I2C Controller

Hello,
Unsure whether to post this under the software or FPGA topic.
We are transitioning from a mostly working... Harrison Barclay