Activity
From 03/30/2012 to 04/28/2012
04/27/2012
- 11:57 AM 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 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 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 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 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 Software Development: RE: PIN mux details and modifications
- Log file.
- 04:25 PM 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 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 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 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 ...
04/25/2012
- 01:27 PM 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 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 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...
04/23/2012
- 04:40 PM 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 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 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 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 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 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 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 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 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 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 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 PCB Development: RE: Reg. ADC reference voltage
- a gentle reminder for the below question
regards
salam
04/15/2012
- 12:47 PM 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
- 03:23 PM 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 PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- gentile reminder for the above question
- 02:48 PM PCB Development: RE: Specification TPS power sully design inthe AM3359 carrier board
- gentile reminder for the above question
04/12/2012
- 05:54 PM 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...
04/11/2012
- 12:16 PM 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 PCB Development: RE: Regarding I2C interface
- Hi Alexei,
Could you please suggest an IC for this application.
Regards,
Raja. - 10:04 AM 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 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 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...
04/09/2012
- 04:07 PM 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-...
04/05/2012
- 08:01 PM PCB Development: RE: schematic of MityARM-3359
- Hello Amin -
Critical Link does not provide the schematic diagram for our MityDSP modules. However, we do underst... - 02:55 AM PCB Development: RE: schematic of MityARM-3359
- also I need the schematic of MityARM-335x Development Kit.
Amin - hi
I need the schematic of MityARM-3359. How can I access to it?
Thanks
Amin
04/04/2012
- 03:56 PM PCB Development: RE: ADC reference voltage details
- Hi Mike,
Does that mean giving the analog input as as maximum produces 4095 value?
Shall i assume maximum ADC i... - 01:22 PM PCB Development: RE: ADC reference voltage details
- Hi Raja,
The AIN[0:7] ADC reference voltages are set by VREFN and VREFP of the AM3359. Those pins are brought out... - Hi,
We are in the process of designing signal conditioning circuitry for ADC. Could please let us know what is ADC... - 12:29 PM Software Development: RE: Virtual Box aborts
- Host machine is running on Ubuntu 10.04. I have downloaded the extensions properly and able to run the virtual machin...
- 10:21 AM Software Development: RE: Virtual Box aborts
- Check that the correct version virtualbox guest additions are installed in the VM (the one that is included would mos...
- (posted on behalf of a customer)
I have installed the “mityarm-335x_SDK.ovf” on to the Linux machine with the help...
04/02/2012
- 01:52 PM PCB Development: RE: 48V Power Supply Suggestion ...
- is a DC power supply? do you have space limitations? the options are multiple, if you can provide details I would be ...
- (posted on behalf of a customer)
As per our product specification, we need to use 48 V input power supply, so we a...
03/30/2012
- 06:04 PM PCB Development: RE: Power supply requirements
- Tom,
Here are a couple power usage numbers I was able to gather with a 3.3V input voltage to a MityARM-3359 module...
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