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Questions tagged [raspbian]

Raspbian is a GNU/Linux operating system derived from Debian. Version numbering follows that of Debian and the current stable is 9 (Stretch). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own images of it.

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Controlling process priority/Stepper motor missing steps

I have recently started trying to control stepper motors with the Raspberry pi I have succeeded in getting motion. The problem I am having though is that it seems the stepper motor is missing steps ...
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1answer
9k views

Raspberry Pi Firmware version [duplicate]

How can I determine which version of the Raspberry Pi firmware is installed on my Raspberry Pi?
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2answers
18k views

Sharing internet through ethernet port? [duplicate]

I have a situation where I need to share the Raspberry Pi's internet connection through the ethernet cable. The Raspberry Pi is already connected to the internet with a Wi-Fi dongle, but I'm not sure ...
3
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1answer
2k views

Changing NIC or Vendor

I'm currently using the Raspberry Pi for a solution, but I want to hide the fact that it is a RPI doing the work. However, when using Fing or any other network scanner, it recognises the vendor as "...
7
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2answers
4k views

Arm timer in kernel module with precision less than microsecond

Good evening, i'm asking your help, to understand how to use a timer in kernel module to achieve periodic task with period less than a microsecond. I was searching on the web and i've found that ...
4
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1answer
2k views

Using gource on the Raspberry Pi

gource is a software version control visualization tool that I would like to use with Git. I've installed it on my Raspberry Pi (sudo apt-get install gource), but unfortunately when I run it I get ...
7
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5answers
14k views

GPIO Interrupt debounce

I was following this guide, Raspberry Pi GPIO interrupts in kernel space, to create a kernel module handling GPIO interrupt. The problem is that this code doesn't have software debounce implemented. ...
1
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1answer
2k views

RaspberryPi + Pocketsphinx + ps3eye Error: Failed to open audio device

just installed pocketsphinx on my raspberry pi. Think i'm going crazy but not sure if I'm providing the correct device. Whenever I run: src/programs/pocketsphinx_continuous -adcdev plughw:1,0 -...
3
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1answer
813 views

Segmentation Fault on deluged

Hi I recently setup my raspberry pi as a torrent-box following this guide. I tried running deluged in logging to console mode deluged -d -L debug However, the only message I get before it stops is ...
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2answers
10k views

SSH with Putty to RPi: Network error: Connection timed out

I've had my RPi for a while now, and thought I'd try and set it up with SSH. I've followed loads of tutorials on how to set it up correctly, but when I try and open the ip address in putty, I get a "...
3
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1answer
502 views

Why won't Razer Naga Epic work with Raspberry Pi?

My son's Razer Naga Epic causes the keyboard to repeat keys and not recognize keystrokes on the latest Raspbian OS running on version B. Can anyone explain why? Is it a hardware or software problem?
3
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4answers
20k views

How to stop program running on startup?

Hi I have configured my Raspberry Pi to run a Java program on startup, now when my program runs it causes an internal error, but that is not the big deal. My problem is I can't login to the system ...
4
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1answer
3k views

AirPlay Video without XBMC?

I have my Raspberry Pi set up as an audio AirPlay server and I was wondering if it's possible to set it up to show video as well. I know that Raspbmc has this functionality, but I'd rather stick with ...
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2answers
6k views

How to install it?

I've tried to install some packages files in my RPi but i dont know how. The files comes from here: http://mirrordirector.raspbian.org/raspbian/dists/wheezy/main/ And they're .gz .bz2 and other ...
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2answers
10k views

Unable to detect SD card

My Raspbian did not boot properly so I have to re-install it, but Windows (XP/7) is not recognizing my SD card. The SD card doesn't show up even in GParted, so I cannot use any procedure to re-install ...
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1answer
2k views

Error accessing 0x13: Check your I2C address

When I run this (sudo i2cdetect -y 1): I get: pi@raspberrypi ~ $ sudo i2cdetect -y 1 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- ...
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1answer
989 views

RPi won't connect to ad-hoc

As you see i'm newbie here. I get a RPi, and i put raspbian in her, all work fine except internet that wan't connect . The hotspot is an nokia mobile running JoikuSpot Lite that creates only Ad-hoc ...
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1answer
2k views

Drive stepper motor from Pi

I am looking to drive THIS stepper motor from the raspberry pi. I have successfully followed THIS tutorial to get the small stepper motor used in the tutorial working correctly. I am using the L293D ...
3
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4answers
3k views

Keyboard works in NOOBS but not Raspbian

My USB numeric keypad works in NOOBS but not in Rasbpian. It's a Dicota Abacus Hub. I'm not sure where to start trying to fix this. I could change OS if that would be easier - my basic needs are to ...
19
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2answers
42k views

Install software on raspberry pi offline

As of now I don't have a wifi adapter for Raspberry Pi with me. If I want to update or install any software, my Rpi should be connected to internet. Is there any way I can install software in offline ...
4
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3answers
23k views

Blank screen after installing Raspbian

I added this to my config.txt file: hdmi_drive=1 I can see a rainbow and recovery mode prompt. I pressed Shift key to enter recovery mode and installed Raspbian. After installation, I can see a ...
9
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5answers
78k views

SSH - connection timeout when connecting

My RPi is running Raspbian. I am trying to get SSH set up. I followed these steps to get a static IP on my Pi: Since my PC was connected to the LAN via WiFi, I used ipconfig to get the IP address, ...
8
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6answers
34k views

How to install latest Scipy version on Raspberry Pi

I currently have Raspbian OS and I tried: sudo apt-get install python-numpy python-scipy python-matplotlib ipython ipython-notebook python-pandas python-sympy python-nose which worked fine but ...
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5answers
45k views

How to make an image (.img) from what's on the SD card (but as compact as the original one)?

I tried: sudo dd bs=4k if=/dev/mmcblk0 of=/media/1BAB47551C66A42B/raspbian_migs2.gz It creates an .img file with 7.6 GB (card size, BUT what's on the card has 700 MB). And: sudo dd bs=4k ...
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1answer
914 views

Raspbian - Save and restore terminal/screen content

This is sort of a basic question, I guess it's not a specific issue with Raspbian but my knowledge about terminals is pretty limited. I wanted to start with some shell programming which includes ...
3
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6answers
6k views

how can I host a web page on Raspberry pi using Ad-Hoc network?

I'm trying to host a very simple web page (to get user input), on the Raspberry pi. I want the user to be able to access this simple web page directly from it's smart phone or browser. I guess I'm ...
2
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2answers
4k views

Using motion to save single images

I have a webcam running on my RPi. How can I use motion to save single images or movies to a file instead of streaming via http?
5
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3answers
9k views

Wifi connection lost after about 12 hours

I have my RPi connected to the net via an a wifi usb stick which is on a powered usb hub. After about 12 hour or so the connection is lost. i.e. I cant reach the Ppi anymore. If I unplug and replug ...
11
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4answers
7k views

btrfs root filesystem on raspbian

I thought I might experement with btrfs as the root partition to see how it handles file corruption during power cuts. But I can't get it to boot. What I did: on the PI before switching: apt-get ...
3
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2answers
3k views

SSH is unreachable for the second time

This might be a weird problem. I just fired up my B model and plugged in a WiPi. I connected to the network and I could reach the Pi via SSH in seconds. But when I disconnect it's unreachable: failed ...
63
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11answers
305k views

How to force NTPD to update date/time after boot?

The Raspberry Pi lacks a hardware clock. How do I force NTPD to update date/time immediately after every boot? I'm running Raspbian and the Raspberry Pi is connected using an Ethernet cable.
11
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9answers
28k views

Trying to image SD card not working: Read-only file system

I just got my Raspberry Pi and a brand new 16 GB Class 10 SD card. I am using Linux Mint and am trying to image the Raspbian Debian 7 (Wheezy) OS to the card, but whenever I try dd bs=4M if=...
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2answers
3k views

AirPlay on Raspberry Pi

I would like to start a new project definitely out of my current skill level. I want to make a program to run on the Pi that will allow it to use AirPlay and display on a 2nd gen Apple Tv. This is ...
3
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2answers
15k views

How to get the exact clock speed at the raspberry pi is running?

As per the specification. If you power the raspberry pi from the USB port from PC,It will run at half speed of what it can achieve. But when you power it from the external source then it runs at full ...
2
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4answers
24k views

Run startup application as a specific user

Quick question, is it possible to run as non-root for applications, automatically started when the pi is booted? I'm having performance and memory issues when my pi starts a homebrewn spotify-client ...
8
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2answers
32k views

Why is my disk space suddenly full?

Suddenly, my disk is full and I don't really know why. How can I find out? pi@raspberrypi ~ $ df Filesystem 1K-blocks Used Available Use% Mounted on rootfs 3749072 3558828 0 ...
6
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7answers
20k views

Stuck in a rebooting loop

I've read other related questions here and around other forums but none have helped me so far. I do get the rainbow screen (just a sort of RGB color selector) and some console feedback: That is the ...
1
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2answers
867 views

unable to login in raspberry.. please help me out

I changed in setting under sudo nano /etc/default/keyboard XKBLAYOUT="in" I know i made some mistakes here "in" is not any standard but after rebooting my system am unable to login in my device ...
0
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1answer
142 views

How difficult would it be to compile QuiteRss for the RPi?

How difficult is it to compile an existing application that I know is already compiled for linux and windows? The application I have mind is QuiteRSS 0.13.0 RSS/Atom feed reader written on Qt/С++ www....
2
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4answers
11k views

How to share desktop's connection with Raspberry Pi?

Actually I have a single ethernet port on my router for connection. So that I can only get my desktop working with my router. Now I wanted to connect Raspberry PI to the internet through router. This ...
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3answers
10k views

Keyboard incompatible with Raspbian

My Logitech K100 keyboard is not working with Raspbian. I first installed the NOOBS OS available at http://www.raspberrypi.org/downloads. After booting into NOOBS I installed Raspbian. But after ...
1
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3answers
953 views

Wayland/Weston freezes

I have freshly installed last Raspbian and updated it. When computer boots up to console, I log in and start command weston-launch. The output of command is something about initializing Raspberry Pi's ...
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1answer
936 views

Trouble getting RPI wireless card into monitor mode

I have an RPI Model B with a wireless card, Belkin N150 Rev.B01 I am having a tough time getting airmon to work or setting wlan0 to monitor mode. I am able to use wicd to connect to my wireless ...
5
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2answers
9k views

How the usage of ZRam module in Raspberry Pi Kernel improves performance?

zRam increases performance by avoiding paging on disk and instead uses a compressed block device in RAM in which paging takes place until it is necessary to use the swap space on the hard disk drive ...
3
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1answer
2k views

SNES usb controller adapter - some input not recognized

I just received the Retro Link SNES Controller USB adapter I ordered to use with RetroPie, however upon launching EmulationStation, the "Up" button and the "left" button on my snes controller is not ...
0
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2answers
4k views

Start and run a Python script at boot and use Cron to make sure its still alive

Hopefully someone can tell me if I'm going at this the right way. I have a Python script which I want to launch at boot. That was easy enough by putting a file in /etc/init.d/myBootFile I want to ...
0
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2answers
1k views

How is internet bandwidth allocated in a customized router using Raspberry Pi?

I have a project of configuring a Raspberry Pi into a router. I would like to know how the Raspberry Pi allocates the internet bandwidth with its users? Let's say a 3Mbps internet speed is connected ...
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2answers
5k views

Internet access via 1 of 2 Network interfaces

I have a plugged in via ethernet to a router upstairs. This router has no internet access. I SSH and VNC to this pi from my laptop with no issue. I connect the same pi to a wireless network via the ...
1
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1answer
2k views

Playing M4V files (H264) via Wifi on iOS using the RPi as an Access Point doesn't work

I want to play videos, located on an USB disk which is connected via a powered USB hub, on my iPad(s). I converted these videos from .MKV to M4V (H264 codec) with HandBrake on Windows 7 using the ...
47
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11answers
61k views

How can I prevent my Pi's SD card from getting corrupted so often?

I get an I/O error at boot and then get this 'error': (I am running the latest version of Raspbian) Entering kdb (current=0xca82ac80, pid 1) due to keyboard entry kdb> _ And I have seen it before,...