Most Popular
1500 questions
38
votes
8 answers
RasPi Camera Board and Motion
I just got my Camera Board and a Model A Raspberry Pi to use as a security camera for my house. I had been using Motion with a Logitech C170 USB camera on my Model B board and it worked great except for the quality. I was expecting the Raspberry Pi…
11chubby11
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37
votes
3 answers
Access point as WiFi router/repeater, optional with bridge
I need a wireless access point that is bridged with the wired ethernet port and that is connected to another wifi internet router with a client connection as uplink. All devices connected to the RasPi either by wifi or by wired ethernet should have…
Ingo
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37
votes
3 answers
Level of Hackability of raspberry pi
I have been working with embedded systems (mostly micro controllers) for about 3 years. I want to know how much of RPi of actually open source?? I know arduino gives us complete details of hardware /software etc. But what about RPi? This is…
deepak
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37
votes
3 answers
How to get PulseAudio running?
I would like to use my Raspberry Pi as an PulseAudio sink that can play audio via the network.
For starters I want to get Pulseaudio running locally and have run into various errors. I am using the recommended Debian image.
What is the best…
Bengt
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37
votes
7 answers
How can I run Java software?
What is the best way to run Java code on the RP? Does installing the OpenJDK from the Debian/Fedora repos work OK? Are there tweaks one should use for improved performance? Also, is there a "light weight" JVM available for the RP which runs…
Darren Wilkinson
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37
votes
15 answers
Raspberry Pi 3 - eth0 wrongfully named 'enx...'
My new RPi 3 device (yay) recently booted up with a deactivated ethernet.
So i watched /etc/networks/interfaces and saw the line:
auto eth0
iface eth0 inet dhcp
Calling ifup eth0 unfortunately gave the following message:
eth0 No such device
No…
Tom Siwik
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37
votes
7 answers
Kernel panic-not syncing: VFS: unable to mount root fs on unknown- block(179,6) running Raspbian on top of NOOBS
When booting, the sequence stops at the following:
Kernel panic-not syncing: VFS: unable to mount root fs on unknown-block(179,6)
What can I do to get my Raspberry Pi 2 to boot again using the existing Raspbian installation, as it contains many…
Vlad Schnakovszki
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37
votes
9 answers
Will any external battery power a Raspberry Pi?
I am working on a project that needs the Raspberry Pi to work without a mains connection.
I have considered buying a 50000mAh USB power bank. Would this power a Raspberry Pi, and if so, would it power it for more than 24 hours?
Joel
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37
votes
4 answers
What size screws does the Raspberry Pi board use?
On the model B+ there are four screws that can be used to attach your device either to a base or firmly inside of a case or other enclosure.
What is the size of these screws? That is, if you are walking down the isle of a hardware store, what…
IQAndreas
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37
votes
3 answers
Alternatives to Raspberry PI
I know this question may have been asked before. I just want to know if there are any alternatives to the Raspberry Pi. I want to use it as an XMBC station, but the reviews tell me that it's a bit buggy as of now. The video forwarding and the…
tinyhook
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37
votes
14 answers
Is there a serious alternative to the Raspberry Pi that includes Gigabit Ethernet?
While there are a lot of alternatives (many of them mentioned here) to the Raspberry Pi, only a few of them sport Gigabit Ethernet. But what's worse, upon a closer look none of them are a real alternative, having one or more of the following…
roeme
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37
votes
5 answers
How can I connect my Pi directly to my PC and share the internet connection?
What I want to do is to connect through SSH and HTTP to my Raspberry Pi without having to connect it to the router. I use the Adafruit's Web IDE to create and run my programs, and I'd like to access the web page with my Pi only connected to the PC…
Marc
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37
votes
3 answers
How to disable wifi in Raspberry Pi 4
How to disable WiFi in Raspberry Pi4, possibly keeping the chip powered off.
jb.
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36
votes
3 answers
How do I see which ARM CPU version I have?
When compiling a package for the Pi I came across a message like this:
CFLAGS += -march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp #-mcpu=cortex-a8
and
CFLAGS += -mtune=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
I know the difference…
kun
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36
votes
4 answers
Using Raspberry Pi without a Linux OS?
I'm interested in using the Raspberry Pi as a pure embedded CPU unit, for the development of embedded applications. Since the Raspberry Pi has a powerful CPU with quite a bit of memory, it makes an excellent embedded board.
Is it possible to use the…
FarhadA
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