Linux is a high-profile computer operating system. The Raspberry Pi can run one of a number of Linux distributions, the most pupular being Raspbian (Debian-based) and Arch Linux.

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USB Microphone Raspberry Pi

I am using Raspberry Pi 3. What I am trying to do is test my USB microphone. I first type in "lsusb" to see if the raspberry pi detects my device. It does. "BUS 001 Device oo8: ID 0d8c:013c C-Media ...
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Raspberry Pi 2 Motors Moving on startup and Shutdown H-Bridge Chip

I am making a tank rc car with the Raspberry Pi (model 2) and running the 2 DC motors with an L298N H-Bridge Motor Driver Board. I am using Putty (free SSH client) to SSH into my Pi (running raspbian) ...
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18 views

Wifi Tethering error on Pi 3 OSMC

I have a Raspberry Pi 3 with the latest OSMC installed. It's connected to LAN using the ethernet port. I tried to enable WIFI tethering from the ethernet to Hotspot, But it gives me this error ...
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14 views

are raspberry drivers specifically designed for linux? [on hold]

most manufacturers provide poor driver support for my desktop, HP, or any computer. will my linux consume too much power like on usual hardware, and too much friction and struggle with drivers, or ...
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24 views

Making a setup for other Raspberry's

I've different versions of Raspberry Pi's and want a set of different software on all of them. I made sd-card images and that works fine as long it's the same version of a Raspberry, but when the ...
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1answer
10 views

compiled btrfs into kernel: even as root: could not get lock /var/lib/apt/lists/lock: Permission denied

I have installed the latest raspbian on /dev/sda1, root filesystem is btrfs. So I had to recompile the kernel and compile the btrfs module into the kernel. For that, I used the latest ...
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11 views

Raspberry Pi gammu problem

I built an SMS gateway using USB3G and gammu. When I send SMS, it is OK, but when I run getsms or getallsms it returns: $gammu getallsms 0 SMS parts in 0 SMS sequences $gammu getsms Location 1 Empty ...
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10 views

D-Link DIR 620 setup for Raspbery Pi [closed]

I have replaced my D-Link DIR 300 with D-Link DIR 620, because with the enabled port forwarding it began to slow down hugely. In DIR 300 I had port forwarded port 80 to the Pi and had connected ...
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19 views

fingerprinter scanner got from old Vaio laptop

I want to use my old laptop with raspberry B+ model pi to develop a security system and for fun! Following are images of my finger print scanner that I just got out from old Sony Vaio laptop. I would ...
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1answer
55 views

What kernel modules and other setup are needed for using the RPi3 built in Wi-Fi?

Question I'm trying to get the Wi-Fi working (again) on my model 3. I am not using Raspbian. Which kernel config settings and loaded modules are needed for the Wi-Fi device to show up in ifconfig ...
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1answer
17 views

Finding workgroups on a network

I have a few Pis (Raspbian), a few Windows one other Linux PC on my LAN at home. They operate under two different workgroups set by the Windows computers. I'm playing around with the settings of Samba ...
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1answer
30 views

Failed to set up alexa on rpi3. I get just one final error at the end despite build successful

Because I get no text in the error I can't say what caused it. I don't have an usb mic yet (shipping from China takes 2 months). I followed this guide ...
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2answers
35 views

Trouble receiving UART data?

I am working on a project. And thetask is to collect the data from a washing machine using a raspberry pi. I have followed many tutorials, and for reference I have mentioned the steps below, Set up: ...
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2answers
41 views

How do I unzip a file? [closed]

I am new to the Raspberry Pi and I have a Pi 3. I cannot figure out how to unzip a file. I tried using Archiver, but I get an error message.
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1answer
22 views

My rpi connects multiple times to the router

Why does my rpi connect so many times at once to the internet. For the record I have one rpi2 and one rpi3 and they share the same sdcard, I just switch it between them. I tried both the ethernet ...
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1answer
42 views

linux system file writes to flash card, efficiency and flash endurance

I've got a more common question. I come from bare metal microcontroller development - there we usually avoid flash write access for several reasons. one is to avoid damage of the flash memory because ...
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1answer
35 views

How do I access the serial ports on the RPi in LXterminal?

I am trying to get access to the /dev/ttyS0 file in an attempt to connect an OPC to the RPi via TX and RX connection. However, when I am in the /dev directory, when I type in /dev/ttyS0 I get the ...
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4answers
573 views

What can Raspberry Pi do that my Linux desktop can't

I have been told by some friends that Raspberry Pi computer is the "next best thing". I am trying to understand what it is and what it can do before I jump on the bandwagon. After doing some ...
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6 views

forcing proxy traffic to route via a specific 3G dongle interface [migrated]

I've searched for details on how to do this but I've been unsuccessful - I wondered if someone could offer up some advice. I have 2 network cards (LAN and 3G in my case), LAN is my main interface ...
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28 views

Bitbake fails at do-compile in gcc-runtime-5.2.0-r0

I am trying to compile a minimal linux distro (rpi-hwup-image) for Raspberry Pi using The Yocto (poky-jethro). I have tried the process on Xubuntu-15.10 and Ubuntu-Server 14.04 LTS. Trials on both ...
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3answers
61 views

Space of filesystem on SD card used for a Raspberry Pi

Today when I tried to start my Raspberry Pi I found one warning saying not enough room in the file system. Then I used df to see the storage, it showed: Filesystem 1K-blocks used available use% ...
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2answers
63 views

Using /etc/rc.local to execute an .exe

I am looking for a simple way to start a simple .exe program on every bootup using rc.local (unless there's an easier way). Currently, the executable program I want to run is located in: ...
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15 views

Kernel module still in use afther executing `$ echo 3 > /dev/tlc5947` (reference counting error)

Hellow I'm tring to learn writing kernel modules and device drivers. As a begginig I decided to start by making a driver for my tlc5947 led matrix. From simple kernel module with parameters I moved to ...
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1answer
46 views

How to set pull up/down resistors in a kernel module

Hellow I'm enthusiast newbie in linux kernel modules development. I started writing basic kernel modules that control Pi's gpio. But i came in to sticky situation i need to set pull up/down of pins ...
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22 views

how to replace the raspberry logo with other image? i know this is same question but it did not work for me [duplicate]

How to change the logo with other image ? is there any way to solve this kind of problems ? and how to recompile the kernel ? i tried that solution but not working.
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127 views

Raspberry pi camera module libavformat

I have a camera module connected to my raspberry pi and have followed these instructions to make it work for a stream: Installation guide I type this command to test it: ./motion -n -c ...
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1answer
75 views

How to save files from RPi 2 to USB stick ( vfat )?

My application need to save some files from /home/pi/dir to /media/usb which is my USB stick 32 GB vfat formatted. When I try: mv /home/pi/dir/* /media/usb/dir/ it gives me this error : cp: cannot ...
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3answers
60 views

No space on 8gb usb stick shows 100% du shows 3.5mb

root@rasp:/home/pi# df df: `/squashfs': No such file or directory Filesystem 1K-blocks Used Available Use% Mounted on rootfs 7498344 7481956 0 100% / dev 116816 ...
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1answer
147 views

Cannot save changes to config file in /etc/kbd/config

I am attempting to disable text and screen blanking in my Raspberry Pi but I cannot save the changes as it says "Can't open file to write". How can I fix this?
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1answer
35 views

Understanding the top command %idle value

Ran the top command to check CPU performances and memory usage on the New RPi3 while running a browser. Since we have a 4× ARM Cortex-A53, 1.2GHz, how should I read the result? $ top Mem: 327132K ...
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50 views

Raspberry pi causing network to disconnect from internet

I have a raspberry pi running mumble, softether vpn, and samba services. Whenever the pi is on, the internet connection for the network is frequently disconnected and forced to reconnect at the ...
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38 views

Can not use GPIO pins when Official Raspberry Pi screen is connected

I have a Raspberry Pi2 B+ model, with noobs distro installed. I had some programs using wiringPi library and an ultrasound component working (tested them using a separate monitor via HDMI). However, ...
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22 views

Can't reach port 9050

I have a problem with tor (this version and also 0.2.7.*). After compilation, with and without installation afterwards, I can'treach port 9050. I would like to see with arm what's going on but it ...
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2answers
93 views

Dual booting a Linux and Windows OS

I'm aware of BerryBoot, but this only allows the multi-booting of two or more Linux based OSes, So is there anyway to boot two different OSes? If not, can you please explain why not, as well, please?
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167 views

Raspberry Pi 2 SoC support in Linux 4.5

Today Linux Kernel 4.5 was released with support for Broadcom BCM2836 (Raspberry Pi 2 SoC) (sic). What does it mean exactly, given Raspberry Pi 2 is already working under linux?
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1answer
176 views

Raspberry Pi cannot create temp file for here-document: No space left on device

I have a 16 MINI SD CARD been used in my Raspberry Pi . I currently have a few programs installed like vim and etc which should only take up around 300mb in total. Why does it say my /root directory ...
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57 views

BLE alternatives to Beacon transmitter - Pi2

I'm working with a Raspberry Pi 2 Model B. Currently my Raspy sends a Beacon signal. No problem to receive it with an Android App. The problem is that iOS can find beacon devices only if i already ...
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40 views

Dnsmasq DHCP Server Not Assigning IP Address

Setting up Dnsmasq on Kali Linux. I'm attempting to configure a MITM attack on my home network. I have a USB Wireless Adapter (Alfa) that I'm using to host the AP through hostapd. When a device ...
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26 views

Raspberry network interface shutdown

i have a raspberry pi 2 with a 16GB memory card and it keeps shutting down its network interface after i have (partly) installed gitlab. What i mean by partly is that its keeps telling me it has no ...
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42 views

Problems with Kali on raspberry pi, plus some mac issues

Just yesterday I was able to boot Kali on my raspberry pi without much of a problem. The following day, however I tried booting it as usual. It showed the boot screen and everything with the four ...
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102 views

pi4J For Orange Pi Plus 2 [closed]

for a school project I recently bought an Orange Pi +2 hoping to use it to control a few electronics with the GPIO pins. I have many years of Java experience so I naturally wanted to write my code in ...
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124 views

How to use the perf utility on raspbian?

I'd like to use the perf tool on my 2016-02-09 Raspbian Jessie operating system. For that, I have installed the linux-tools package (which contains perf). The kernel version in use on that image is ...
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2answers
87 views

Using two Raspberry Pi to display an output on the monitor wirelessly

So I have a thesis where I made a podium that has a monitor attached to it with keyboard, router and speakers plus one of my Raspberry Pi. What I want is to project my first Raspberry Pi, that is ...
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3answers
63 views

Apache Server - Hosting 2 domains

I have a Raspberry Pi 2 B , Its running a LAMP package setup with Rasbains Jessie . i have looked at trying to host 2 domain names under one IP address but i have no clue where to start. I have tried ...
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1answer
45 views

500 OOPS: could not bind listening IPv4 socket (vsftpd in raspbian)

I configured the /etc/vsftpd.conf file then restart the vsftpd service. And when I go to check the vsftpd's running status, it returns: 500 OOPS: could not bind listening IPv4 socket I have done a ...
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436 views

Amazon Instant Video on Raspberry Pi?

I know, I know, there are tons of articles out there about Amazon PRIME instant video, and how it works on Kodi. However, I don't have a prime account, and am not planning on getting one. I have ...
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1answer
31 views

Rasp's ability on running setup.exe file or windows software

I really need help with whether there is a way for Rasp. to run windows software. I have a sensor and the software it came with. I want to use Rasp. to run the software which will control the sensor. ...
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1answer
55 views

Exiting OSMC to RBPi Terminal

How do I exit OSMC back to the a Raspberry Pi terminal?I've tried the 'esc key' method,it didn't work. I just wanna close OSMC to access the coding terminal.
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252 views

Setting up raspberry pi for bluetooth low energy (bluez, bluepy)

I am trying to set up a brand-new Raspberry Pi for bluetooth communication using bluez and bluepy tools. This Raspberry Pi is brand-new and running NOOBS. My terminal history is the following (these ...
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41 views

Live streaming of Android phone in raspberry PI using android app

I want to do live streaming of my presentation in raspberry PI through my android phone. Please help me. I am new in this.