Re: [beagleboard] A nodejs usb bootloader server to boot BeagleBone into mass storage mode.

2017-06-16 Thread Ravi Kumar Prasad
On Saturday, June 17, 2017 at 2:16:19 AM UTC+5:30, William Hermans wrote: > > > > On Fri, Jun 16, 2017 at 1:16 PM, Ravi Kumar Prasad <7ra...@gmail.com > > wrote: > >> HI, >> I'm a GSoC student with BeagleBoard.org this year. My project is to >> develop a GUI based usb flashing tool for BeagleBo

Re: [beagleboard] Re: i2c python

2017-06-16 Thread Sebastián Sáez
finally this work for me :) thanks for your time Graham *working python script* import smbus import time # General i2c device class so that other devices can be added easily class i2c_device: def __init__(self, addr, port): self.addr = addr self.bus = smbus.SMBus(port) def write_i2c_block_data

Re: [beagleboard] Re: i2c python

2017-06-16 Thread Graham Haddock
Sebastián: Is your Arduino 3.3V or 5.0 V I/O? What clock speed are you running the I2C bus in the Beaglebone? With the time distortion in the level translator, I would not go above 100 kHz until proven good at higher speeds. I note that your schematic shows VDDP connected to 5V. This should be c

Re: [beagleboard] A nodejs usb bootloader server to boot BeagleBone into mass storage mode.

2017-06-16 Thread William Hermans
By the way, I would be willing to help you with testing. I have two Windows machines here on which I can test. 1 Windows 7 pro x64 machine, and 1 Windows 10 pro x64 machine. With that said, I'm pretty busy, so the clearer your documentation is, the more likely I will be able to help you test, quic

Re: [beagleboard] A nodejs usb bootloader server to boot BeagleBone into mass storage mode.

2017-06-16 Thread William Hermans
On Fri, Jun 16, 2017 at 1:16 PM, Ravi Kumar Prasad <7rav...@gmail.com> wrote: > HI, > I'm a GSoC student with BeagleBoard.org this year. My project is to > develop a GUI based usb flashing tool for BeagleBone hardware. > The tool comprises of two parts a nodejs usb bootloader server which tftps >

[beagleboard] A nodejs usb bootloader server to boot BeagleBone into mass storage mode.

2017-06-16 Thread Ravi Kumar Prasad
HI, I'm a GSoC student with BeagleBoard.org this year. My project is to develop a GUI based usb flashing tool for BeagleBone hardware. The tool comprises of two parts a nodejs usb bootloader server which tftps spl and uboot to boot it into mass storage mode and a flashing tool based on https://

Re: [beagleboard] Cannot enable device tree overlay for CAN bus on Debian 8.8

2017-06-16 Thread Piotr C
Thank you for your help Robert. Everything is working correctly now with socketcan tools. Best regards, Peter W dniu piątek, 16 czerwca 2017 00:17:27 UTC+2 użytkownik RobertCNelson napisał: > > On Thu, Jun 15, 2017 at 5:14 PM, Piotr C > > wrote: > > Yes, it popped accidentally due to copying c

Re: [beagleboard] question: USB power supply current

2017-06-16 Thread William Hermans
My personal experience has led me to believe, no you can not. About the only peripheral that I've noticed does not give issue when running off USB power is ethernet. But we've tried to run ethernet + CANBUS, and no go . . . and in this specific case, the board was being powered by a 1a wallwart to

[beagleboard] Installing ROS in BeagleBone Blue

2017-06-16 Thread Sri Ram
Hi, I am currently working on a Quadrotor project. I finished almost half of the coding in ROS ( Linux system). I am a Newbie using BeagleBone, I do not know how to install ROS in BeagleBone Blue. I followed the instructions in EduMIP ROS (http://dscl.lcsr.jhu.edu/ME530707_2017_EduMIP_ROS), b

[beagleboard] Re: i2c python

2017-06-16 Thread Sebastián Sáez
This are the value in hexadecimal of the 25 registers in the sensor, check with datasheet and it's ok 1,4,1,65,0,1,0,1,0,0,0,0,0,0,0,0,9,C4,0,0,9,C4,0,0,16 I used arduino to read this, I discovered that what I read with python is garbage On Friday, June 16, 2017 at 12:43:14 PM UTC-4, Sebastiá

[beagleboard] Re: i2c python

2017-06-16 Thread Sebastián Sáez
Hi Graham, thanks here more info HW: Beaglebone seeedstudio green wireless > OS: Debian GNU/Linux 8.8 (jessie) > Kernel: Linux beaglebone 4.4.30-ti-r64 > Python: Python 2.7.9 I made a custom cape, the sensor it's power with 3.3v and conected to I2C_2 through an isolator SDA -> P9.20 SCL -> P9

Re: [beagleboard] Fragmentation while extracting big tar file with 81000 4k size files on eMMC partition

2017-06-16 Thread Dieter Wirz
Hello On Thu, May 25, 2017 at 8:25 PM, Ankur Tank wrote: > Hello Experts, > > We are seeing fragmentation and resultant eMMC partition corruption when > extracting tar file with 81000 files of 4k size. > > Detailed steps are listed in Test_steps.txt file and other attached tars > contain required

[beagleboard] Re: Fragmentation while extracting big tar file with 81000 4k size files on eMMC partition

2017-06-16 Thread Ankur Tank
Hello Experts, I have tried following, 1. I tried changing various virtual memory parameters in /proc/sys/vm/ but didn't have much success. 2. I tried it in ti-processor-sdk-linux-am335x-evm-03.03.00.04 and it seems fail less frequent but it does fail there as well. 3. In 3.12 kernel we had take

[beagleboard] question: USB power supply current

2017-06-16 Thread Beagle Boner
Hi, usaly when you connect much additional hardware to the BBB you´re supposed to use the 5V barrel connector for power supply instead of the USB cable, since this is limited to 500mA. Is it safe to run the BBB with additional hardware just from USB power supply when I´m using a USB charging po