Activity
From 04/07/2012 to 05/06/2012
05/04/2012
- 03:50 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Mike,
Thanks for the information.
I will check on the details provided by you.
Regards,
Raja. - 03:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Can you post your source code for the I2CTest (including the value of addr) and provide a specification to the device...
- 03:18 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Mike,
Thanks for your response.
I am using I2C1 and using from application as /dev/i2C-2. This change of pin...
05/03/2012
- 04:22 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Raja,
Can you please post the full command lines for your output?
There are actually 3 I2C buses in play.
... - 03:55 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Tim,
Thanks for the reply.
Even my understanding is almost similar. But earlier I have tried with out connec... - 01:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Raja
You can use the i2c utilties to test the bus. The output below is from scanning both I2C buses.
@root@mityarm-... - 12:00 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Tim,
Gentle reminder about the above response.
Could you please let me know how to go ahead.
Regards,
Raja.
05/02/2012
- 02:52 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Tim,
In Mity arm board I2C1 is configured on mii1_crs. pin and in Am335x based board same I2c1 is on spi0_d1 pi... - 02:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Raja
The EREMOTEIO error comes from drivers/i2c/busses/i2c-omap.c and is because there is no Ack from
bus request.
... - 02:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Sorry i missed to mention file name details.
filename = /dev/i2c-2. - 02:27 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi,
Code i have used to access is mentioned below:
fd = open(filename, O_RDWR);
ioctl(fd, I2C_SLAVE, addr);
... - Hi,
I am trying to use the I2C1 to communicate to the slave.
To probe the signals on Mity board, i am planning ... - 07:46 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- We have demonstrated capturing as high as 100 MB/sec using UPP in 180 MB blocks without issue. So it's feasible. If...
- 03:10 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- @Mike
Thanks for the detailed answer. We are only using the AM1808 as an embedded video server for the stream comi...
04/30/2012
- 10:12 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- Shahzad, I have not found uPP drivers for the ARM in linux. My suggestion in developing them is to read the TI uPP ...
- 07:48 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Power Management w/ MityARM
- Hi Ali,
Sorry for the delay in response, you have a lot of questions wrapped up in these two posts, and we haven't...
04/29/2012
- 06:25 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: TI C6EZAccel library with MityDSP Platform - OmapL138
- Hi Michele,
If you would like to use the full TI DVSDK (including C6EZAccel), you can install it from TI (along wi... - Dear Sirs,
does anybody there managed to install and use the C6EZAccel library for the OMAPL138 processor, using the...
04/28/2012
- 10:19 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- If you are not using the on-Board NAND in your design (e.g., booting to a RAMDISK or off of MMC or something), then t...
- 09:52 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- Hi Mike,
Thanks for the prompt reply. Actually the data stream is from an H.264 encoder in an FPGA, so im not sure... - 08:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- Hello Shahzad,
Unfortunately, there is still no UPP driver available. Have you looked at pushing the data in usin... - 04:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP/DMA registers
- Hi Mike,
I am looking for a uPP driver for linux and I was searching around when I came across this thread. I know...
04/27/2012
- 11:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Power Management w/ MityARM
- Sure enough after posting this I found the User's Guide for using TPS65910 with AM335x:
http://www.ti.com/lit/pdf/sw...
04/26/2012
- 06:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- I have tested these pins too
can_pin_mux[] = {
{"uart1_rxd.gpio0_14", AM33XX_PIN_OUTPUT},
{"uart1_txd.gpio0_15... - 05:46 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi.
In your log file, you show modification of gpio 100.
The gpio offset on the linux command line needs to be ... - 05:29 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi,
But i have changed the can_pin_mux and LCD_Data0 pins aswell. but even those are also not working. I have atta... - 05:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi. OK.
From your log file, there is an error:
[ 0.079700] _omap_mux_get_by_name: Could not find signal lcd... - 04:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Log file.
- 04:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi Raja,
Can you also post your boot up text (dmesg)? I just want to check for any boot / pinmux error messages i... - 04:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Attached the baseboard file for your refence.
Wanted to configure LCD_DATA pin to be configured as GPIO.
Thanks. - 03:49 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Not yet (kind of bandwidth constrained, sorry).
You might try posting to the E2E site on TI's support site:
... - 03:44 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi,
Do you have any updates for me regarding my approach on pinmux?
Thanks. - Hey,
We're trying to figure out how to utilized MityARM's power management capabilities in our design and this is ... - 12:21 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: FS Corruption due to dropping power
- Hi Mike,
Thanks for the reply. This is reasuring that it is a FS corruption problem. I have instigated a read onl...
04/25/2012
- 03:27 PM MityDSP (TI TMS320C6xxx Based Products) FPGA Development: RE: JTAG adapter cable question
- Hi Bob,
We don't offer those through our distributors directly at the moment, they are only part of the Devkit BOM... - Where can I buy the adapter cable which goes from the MityDSP-Pro JTAG connector to the TI Debugger?
This is a 14-pi... - 01:27 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi,
Thanks for your quick response.
I have tried the same by configuring LCD_data0 pin to GPIO. as lcd_data11.g... - 01:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi,
So there are 3 steps to configuring a GPIO.
1) modify the baseboard file and ensure your issuing a pin mux ... - 12:57 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi Mike,
To change the mux details i have defined the basic pin details to GPIO and added GPIO pin details to mux3... - 12:57 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Starterware EMIFA to FPGA example code
- Hi Emmett,
Are you using linux or starterware? On starterware, if you are launching from u-Boot (which configures... - Hello,
I have used your "EMIFA_iface" VHDL example to make a simple FPGA to test by reading/writing to registers r...
04/23/2012
- 04:40 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Hi Mike,
Thanks for the information.
what are all the modifications we have to do if our board doesnot have any...
04/20/2012
- 10:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Test application for drivers
- For a linux system, GPIOs can be driven using sysfs via command line to modify the pins via the "gpiolib":http://www....
- Hi,
Do you have any test application to test the drivers such as GPIO and UART? Could you please share them?
Re... - 10:38 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: PIN mux details and modifications
- Are you using linux as your target OS? If you, you will need to update the pinmux settings in your baseboard-XXXX.c ...
- Hi,
I have to use more GPIOs in our design. I am thinking of using the pins assigned for CAN0 and CAN1 in Mityarm ...
04/19/2012
- 03:50 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Is RMII possible with the MityARM-3359?
- Yes,
It should be supported if you configure the pinmux accordingly. You will need to modify u-Boot in order to ... - (posted on behalf of a customer)
Is RMII possible with the MityARM-3359? I didn’t see some on the alternate funct... - 03:31 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Is there a linux driver for RMII or just RGMII for the MityARM-3359
- We've only tried to use the RGMII port here. I'm fairly certain that RMII is supported, but you should contact TI on...
- Is there a linux driver for RMII or just RGMII?
- 02:54 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: ADC reference voltage data required
- salam
The TI datasheet for the AM3359 [ http://www.ti.com/lit/ds/symlink/am3359.pdf ] recommends 1.8V for the ADC ci... - Hi,
`A 3.3 V and 1.8 V are connected to the ADC reference voltage in your carrier board reference design, Can i con...
04/18/2012
- 02:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Is a separate I2C EEPROM needed to ID our Carrier board?
- Yes,
You should be defining your own baseboard-***.c file if you are making a custom board using the baseboard-mit... - 11:46 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Is a separate I2C EEPROM needed to ID our Carrier board?
- Hey Mike, that helps a lot. One reason I was asking about the EEPROM because we plan to cable a 24-bit LCD/touchscre...
- 08:06 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Is a separate I2C EEPROM needed to ID our Carrier board?
- Hi.
The TI SDK works with the MityARM-3359, but you need to replace "u-Boot":http://support.criticallink.com/redmi... - 12:00 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: SPI1 pin conflict:
- Michael Williamson wrote:
> The MityARM-335x module provides SPI1 SCLK, D0 and D1 on pins 193, 195, and 197 of the e... - 08:19 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: SPI1 pin conflict:
- The MityARM-335x module provides SPI1 SCLK, D0 and D1 on pins 193, 195, and 197 of the edge connector.
On the modu...
04/17/2012
- (posted on behalf of a customer)
All the other AM3359 boards have this (ULCD, TI EVM, BeagleBone, etc.) and it loo... - (posted on behalf of a customer)
MityDSP has dedicated pins 193, 195 and 197 to SPI1 because they connected it to ...
04/16/2012
- 02:42 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Reg. ADC reference voltage
- a gentle reminder for the below question
regards
salam
04/15/2012
- 12:47 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- Hi Salam,
If you are asking if you can use our reference DevKit 3.3V supply design to power other 3.3V devices, th...
04/13/2012
- 06:31 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: RTC Battery Drain
- Hi,
Wanted to follow up on this. We have seen RTC battery drainage, but at the time we looked at it we were using... - 06:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: FS Corruption due to dropping power
- Hi Keith,
I have seen these symptoms before, and I'm pretty sure it's filesystem corruption related (I suspect ude... - 03:23 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Problem in building of kernel and booting
- Hi Mike,
Thankyou very much. That worked...
But the only difference is the kernal iamge name provided default i... - 02:48 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- gentile reminder for the above question
- 02:48 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- gentile reminder for the above question
04/12/2012
- 05:54 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Problem in building of kernel and booting
- Hi,
In order to build the kernel image, you need to checkout the "mityarm335x_wip" branch. It is not the default ...
Hi,
I tried to recompile the kernel provided and booting the same on MityARM 335x development board.
I have f...- Hi, We are developing a system where the user is unlikely to power down gracefully, even if asked to do so and ultima...
04/11/2012
- 12:16 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Regarding I2C interface
- Hi Raja,
I've used 2 Mosfet's for level translation in the past. cheaper and works well, plus no obsolescence issu... - 10:21 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Regarding I2C interface
- Hi Alexei,
Could you please suggest an IC for this application.
Regards,
Raja. - 10:04 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Regarding I2C interface
- Hi Raja,
you have to use 5V to 3.3V I2C level shifter to interface with AM3359, it is not 5V tolerant part
th... - Hi,
`A 3.3 V and 1.8 V are connected to the ADC reference voltage in your carrier board reference design, Can i co...
04/10/2012
- 05:23 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- Hi alexi,
as per your Carrier board design guidline,the Typical input voltage of the SOM module is 5v, so we are pl... - 11:32 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- Hi Salam,
the SOM module requires 3.3V input voltage with up to 1Amp input current, our Dev Kit board based on TPS... - We need to interface Power line Communication through I2C to AM3359.
Device communication output voltage specifica... - Is this source code available for me to find examples of how the various DSP configuration registers are set?
At t... - 12:35 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Does MityGUI run on Windows XP SP3?
- I tried it here and have the same problem also.
Please use 4.0.5 for now and we'll look into this.
Dave
Pete... - 11:34 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: Does MityGUI run on Windows XP SP3?
- Should have mentioned that I ran version 4.0.6 (just downloaded from 'Files').
Peter - I've run it on a Windows7 machine without any trouble.
But when I run in on a XP machine I get the attached error ...
04/09/2012
- 06:52 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: MityDSP: dual port memory within FPGA
- Thanks for the quick reply,
Peter - 06:51 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: MityDSP: dual port memory within FPGA
- If you are referring to the bootloader image, then I think you have it.
Address lines are 1-to-1.
-Mike
- Hi,
I'd like to test the DSP <=> FPGA bus interface by writing to a FPGA scratch address and then reading back the... - 04:07 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Reg. Vin-input power supply to the Microcontroller connector.
- That circuit is not required for your design. It is a current measuring circuit in order to allow someone to measure...
- Hi,
we are plnning to generate a 5v input supply (5v,0.75 A) , that will be connected to the to the microcontrolle... - HI,
Could you please send me the Specification TPS power sully design inthe "AM3359":http://www.mitydsp.com/mityarm-...
04/07/2012
- 09:46 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: SODIMM Pin 53 ...
- SPI1_SCS0 is indeed connected to that pin on the module. It is also connected to the chip-select on the on-board SPI...
- (Posted on behalf of a customer)
The datasheet for the MITYDSP-L138F shows Pin 53 as reserved, however the Industr...
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