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Questions tagged [beagleboard]

The BeagleBoard is an ultra-low cost, high performance, low power ARM Cortex-A8 (OMAP3/DM37x/AM335x) based single board computer designed by BeagleBoard.org community members.

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NFS mounting while booting Linux kernel on BeagleBone

I am trying to mount NFS while booting my beaglebone board. I use ethernet over usb on board. I have done this steps: Setup uboot settings: => env default -f -a => setenv ipaddr 192.168.0.100 => setenv serverip 192.168.0.1 => setenv ethact…
Anisyanka
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pyserial/Modbus - troubleshooting "No communication with instrument"

Beaglebone Black Wireless: Ubuntu 16.04, Computer: Ubuntu 16.04, Python 3.5.2 I am trying to communicate with a device via Modbus using a Beaglebone Black. I have read of people doing this same thing with a USB/RS485 dongle using minimalmodbus. I've…
ChumiestBucket
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Cannot install MongoDB on Beaglebone Green

The installation of MongoDB is still unsuccessful on the BeagleBone Green card. More information about this BBG: debian@beaglebone:/var/lib/cloud9$ uname -a Linux beaglebone 4.9.82-ti-r102 #1 SMP PREEMPT Thu Feb 22 01:16:12 UTC 2018 armv7l…
Ichrak Mansour
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Error in booting from uSD-card - No filesystem could mount root, tried:Ext4

I am trying to build an embedded Linux to be run on PocketBeagle using Buildroot; and following the instructions in (source1). The resulting images are copied then to the uSD-card. When inserting the uSD-card in the Pocketbeagle and monitor the…
AA Son
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Enable all GPIO pins on BeagleBone, including the eMMC pins

I'm running Debian Jessie IOT image on a BeagleBone Green. I like to use the maximum of GPIOs, which is according to the documentation should give me 65 GPIOs. GPIOs on BeagleBone Green All work except the pins that are shared with the eMMC: P8_3-6,…
deeler
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OpenCV for ARM (Beagleboard) using YUYV instead of JPEG compression?

I am running OpenCV on a Beagleboard xM with a webcam under Ubuntu. The webcam runs fine, but only in YUYV mode. I.e., luvcview using jpeg compression has many frames which are half cut-off, incorrect colors etc. But luvcview -f YuYV works…
Brian Jordan
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Device Tree Overlays and Ubuntu

I recently downloaded and began using an Ubuntu 16.04 image built by Robert Nelson for the Beagle Bone Black on a microSD card. All is well and the BBB is up and running. But, it appears the cap manager is no longer being used. I am relatively…
cirrusio
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Starting cron job to run Flask app in venv on Beagle Bone

I have a simple Flask app (called io_server) within a virtualenv. This directory structure looks like this: root@beaglebone:/home/debian/io_server I want to automatically start the Flask app on reboot of the Beagle Bone. To do this I created a…
EngineerCamp
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Access GPIO on beaglebone as non root user?

I asked all around and any udev rules i tried simply didn't work. What i need is to be able to access gpio pins as some other use than root. For example, executing python script from Adafruit which is supposed to read temperature from sensor, and i…
user2260237
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python Bluetooth error - No module named _bluetooth

I am trying an example code in python which works as a bluetooth server. This code gives following error.. Traceback (most recent call last): File "/var/lib/cloud9/examples/Sa/rfcomm-server_py", line 7, in from bluetooth import * File…
sachith
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Execute 32 bit object file on 64 bit environment

I made a cross compiling toolchain for arm-gcc, configuring binutils, newlib, gcc and gdb for the arm-elf target. The problem I am having is, when I compile a program with arm-elf-gcc on my Mac, it generates a 32 bit executable with cannot be…
Sayan
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Beaglebone Black multiple HC-SR04 - Sensor (Ultrasonic)

i am currently trying to use more than 1 HC-SR04 on my BeagleBone Black (Rev C.) I tried the following script: https://github.com/luigif/hcsr04 And it is also working, but I have no idea, how I am able to change the used PINs and also how to use…
Ingo P.
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(( '127.0.0.1', 8080)) already shut down

I am trying to run a server in BeagleBone Black using CherryPy and following this tutorial http://docs.cherrypy.org/en/latest/install.html, and every time I run it I have this error message ENGINE HTTP Server cherrypy._cpwsgi_server.CPWSGIServer((…
MFB
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Beaglebone and PRU, division and multiplication?

Using the PRU of Beaglebone, how can I do a division and a multiplication?
RobertAalto
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Basic I2C read/write failure on Beaglebone

I am writing a program to access WHO_AM_I registers on Accelerometer and Gyroscope via i2c on beaglebone black. Here is the basic code.` int main(void) { char rxBuffer[40]; char txBuffer[32]; int gyroAddress = 0x20; int acceleroAddress = 0x1e; int…
Priyank
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