All Questions

7
votes
1answer
1k views

Is there a way to smoothly play video directly from a Blu-ray drive? [closed]

I tried to play compressed .mkv and compressed .m2ts and it works perfectly with omxplayer. I am just curious to know if I overclock my Pi to run .m2ts straight from a Blu-ray so it will not be laggy.
7
votes
2answers
640 views

Why does my wireless keyboard fail when I plug in my WiFi adaptor?

When I run RaspBMC with Ethernet, the wireless keyboard works fine, but as soon as I put a WiFi adapter in, I can only use the keyboard for around 10 seconds, then it stops. I've tried 2 different ...
5
votes
5answers
27k views

How to exit omxplayer without command line?

I'm running default raspbian with the desktop environment. If I start omxplayer without allocating a console, I have no access to the control keys and can't get it to exit. Am I doing something wrong? ...
5
votes
2answers
2k views

Why does my device shutdown when it goes to sleep?

Whenever I leave my Pi for too long, especially overnight, it shuts down rather than goes to sleep. Or sleep mode makes it shut down. I see the power LED off. I move the mouse and type on the keyboard ...
5
votes
3answers
6k views

How do I add 3G connectivity?

How do I extend the hardware of Raspberry Pi to add GSM/3G connection? Is it likely that the Android port will be able to utilise such a connection?
10
votes
2answers
10k views

Custom Raspbian image fails to boot with “no init found”

I'm building a custom SD image of Raspbian using debootstrap, and the resulting image fails to boot with Kernel panic - not syncing: No init found. on both my Raspberry Pi and under qemu. I can ...
22
votes
4answers
48k views

Raspbmc stuck in reboot loop?

I flashed a clean 4GB SD card with raspbmc, and ran it on my Pi. It progresses through the installer but gets stuck in a reboot loop: 'R' screen -> "Relax, XBMC will resume shortly..." -> Blue "...
7
votes
2answers
10k views

Raspberry Pi Drones? - Flying time? [closed]

I heard about Raspberry Pi flying drones. Does anyone have a clue how long you can fly with those things? For example: An AR Parrot drone can only fly for 12 minutes. Does someone have an idea to ...
12
votes
4answers
39k views

Live audio stream using FFMPEG

I try to stream live audio using ffmpeg and external USB microphone. I followed this nearly tutorial I had to adapt some steps but finally, I achieved to receive the stream my laptop using this ...
11
votes
2answers
2k views

What is the best way to access a DRM flash sites like Hulu or YouTube?

What is the best way to access DRM Flash sites like Hulu or YouTube using the Raspberry? I have a Neuros (Ubuntu) box on the same network that runs these sites now using the Flash plug-in.
9
votes
2answers
30k views

X11 forwarding with Xming over SSH?

I've got SSH access, and I have Xming installed, along with Xming fonts. I've configured putty to forward x11 and told it to place the desktop at localhost:0, according to the instructions here. ...
17
votes
4answers
25k views

Is there a way increase text size in Raspbian?

I am currently running a Raspberry Pi on a television and the text size is too small to read. So I was wondering if there is a way to resize the text.
4
votes
4answers
16k views

How do you get wireless LAN working on Raspbmc?

I have my Raspberry Pi running Raspbmc and all is fine. However, I now need to get the device running on wireless. I have a RTL8188CU USB wireless adapter, so some searching provided information to ...
122
votes
8answers
682k views

How can I reformat my SD card to use it normally again?

I wish to reformat my SD card to use normally again (it currently has one 78 MB FAT32 partition and one 3.9 GB Linux partition). How do I do this (on Windows/Mac/*nix)?
3
votes
2answers
1k views

What is the most practical OS to install long term? [closed]

Now I have a pretty decent understanding of which operating systems can be installed on the Raspberry Pi. But what I'm wondering is, as far as quality of GUI vs. performance vs. hardware compatibility ...
11
votes
2answers
20k views

How can I use an iMac as an external display?

I have to admit, the research that I've done suggests that it is not possible to do this (and that it is more complicated than originally thought). The Raspberry Pi outputs HDMI, and iMacs (at least ...
18
votes
3answers
11k views

Has anybody tried to Debug using JTAG/BDM?

Is there a useable JTAG/BDM interface available on the Raspberry Pi? What hardware Debugger is needed for Debugging ? Can Open OCD be used?
17
votes
4answers
23k views

How can I generate frequency / pulse signals?

I am looking at ways to use the Raspberry Pi as a signal generator. Currently I am working on hooking up an inexpensive AD9850 module from ebay. This will generate fairly accurate frequencies up to ...
14
votes
2answers
3k views

After writing an SD card image, is the remaining space usable?

Forgive me if this is basic, because I'm used to writing CD images, I'm not sure how this works. The Raspbian image is about 440MB (zipped at least). If I write the image onto a 16GB card, will all ...
12
votes
4answers
6k views

How to include RPi.GPIO in a python CGI script with lighttpd?

I've recently setup python to work with lighttpd via CGI (see here). But the minute I go to include RPi.GPIO, the script stops executing (I'm assuming because no HTML gets output), but there is no ...
16
votes
1answer
4k views

What is the difference between Raspbian kernels in official image?

In the official Raspbian "wheezy" image (2012-07-15), there are three Kernel images: kernel.img (6MB) kernel_cutdown.img (4MB) kernel_emergency.img (16MB) I'm curious what are the technical ...
22
votes
2answers
19k views

Why doesn't my external hard drive appear in /dev?

I want to mount my external HDD, but my Raspberry Pi can't recognize anything. I loaded usb-storage with modprobe, but if I insert the HDD into the USB port, nothing changes. I can't see any changes ...
14
votes
4answers
34k views

Won't boot after removing and inserting the SD Card?

I've installed Arch Linux on my SD Card with Win32DiskImager. If I shut down the RPi, remove the card, insert it, and start the RPi again, everything works fine. But if I do full system update in ...
58
votes
16answers
230k views

Easiest way to show my IP address?

After I've booted up, what's the easiest way to obtain and display the IP address that the device is currently using? I'm using Raspbian, and ifconfig doesn't appear to be installed. Are there any ...
59
votes
8answers
47k views

Is it possible to run real time software?

I know it runs Linux and there are real time patches available for Linux. Would those patches work? Has anybody tried another real-time-os on the Raspberry Pi? The idea is to use the board for ...
59
votes
5answers
58k views

How do I hard reset a Raspberry Pi?

How do I hard reset a Raspberry Pi? Obviously you can power cycle, but is there a more subtle way, like a reset pin? It would be very useful to connect a watchdog in case the Raspberry Pi crashes (...
9
votes
1answer
2k views

Is there a port of DirectFB?

The website states that progress has been made "using Raspberry PI or other Broadcom hardware". I've looked at their graphics support and BCM2835 wasn't there. If it has been ported then what are ...
16
votes
3answers
4k views

How accurate is Raspberry Pi's timekeeping?

I realize that since Raspberry Pi doesn't have a hardware real-time clock built in, some issues with accurate timekeeping may present themselves, even when persistence across reboots is not a ...
9
votes
1answer
16k views

How can I install the RT5370 WiFi dongle driver on Arch Linux?

I would like to get the Ralink RT5370 module to work on the Pi, but I couldn't find any tutorial related to the Arch Linux. How can I install the RT5370 WiFi dongle driver on Arch Linux? I found ...
16
votes
1answer
8k views

Driving a 15 KHz RGB monitor

I'm interested in the prospect of using a RP to run MAME in a real arcade cabinet. The easy way is to replace the cabinet's monitor. However I'd really like the authenticity of keeping the original ...
31
votes
4answers
9k views

How free is Raspberry Pi?

Is it legal to freely manufacture, distribute and modify Raspberry Pi? Does Raspberry Pi have a license? Are the hardware documentations and specs available to the public? Are there any restrictions ...
4
votes
1answer
749 views

No modules found in custom Arch kernel

In order to test the patch linked to in the following post: https://github.com/raspberrypi/linux/issues/29#issuecomment-6884170 I need to compile a custom kernel for my Pi. To do this, I followed the ...
9
votes
1answer
1k views

How can I use the Debian GL screensavers or any others that support hardware acceleration?

The sole purpose for my RPi is to use the DVI out functionality and I am going to rip apart a 19" LCD HD screen and build it into my own frame. I already did this with a very old notebook a few year ...
101
votes
11answers
136k views

How do I build a UPS-like - battery backup - system?

As we all know, the Raspberry Pi doesn't really use that much power (5v + 700mA is the spec). I'd like to build a battery backup for power outages in a DIY-ish fashion. I don't need surge protection ...
10
votes
2answers
4k views

How do I set up munin?

How do you set up a munin-node on the Raspberry Pi? Munin is a networked resource monitoring tool that can help analyze resource trends and "what just happened to kill our performance?" ...
7
votes
3answers
1k views

Is URxvt's slow rendering because of the limited RAM'?

My URxvt renders text very slowly, about 5 lines per second, and doesn't render fully when resized. Is this normal for Xorg and URxvt? Is this caused by the limited RAM on the RPi or by my ...
30
votes
6answers
43k views

Recommended GUI toolkit for Python development on the Raspberry Pi

I am teaching my daughter Python (and myself to some degree) using the Pi, and we have had a great time so far - but the CLI can only take us so far. I have started looking at other toolkits, ...
22
votes
2answers
38k views

How to get Python to work with Lighttpd?

I've got Lighttpd setup on my Raspberry Pi, but I'd like to get server-side code working now. I'm familiar with PHP, but I figure I should try Python as it's supposed to be the "go to" language for ...
5
votes
0answers
751 views

Is this a design fault or I shall learn how to use SD cards with PI? [closed]

My Respberry Pi Mod B arrived last week and I spent the whole weekend to try out different OSes, softwares etc. For this purpose I have to plug in and out the SD card again and again. Last night I ...
6
votes
0answers
952 views

Arch Linux kernel panics and firmware not working [closed]

Before the update I had linux-raspberrypi-3.1.9-33-arm and raspberrypi-firmware-20120418-2 installed. After I upgraded to raspberrypi-firmware-20120729-1, the kernel refused to boot (no kernel panics ...
19
votes
4answers
21k views

Easiest way to return to a known good state when overclocking

If I try to overclock my Pi, I want to go up to the point where the Pi won't boot anymore, or won't be stable enough. At this point, I want to come back to the latest known good settings for the /...
7
votes
4answers
6k views

How can I get Java Sound to work?

I have a Java-based MP3 player based on the JLayer / BasicPlayer framework which I'd like to get running on the Pi. I have installed the OpenJDK on the most current Raspbian. The BasicPlayer opens the ...
6
votes
2answers
13k views

How do I install GDM on Raspbian?

How do I install GDM and any other necessary packages for it to run on the Raspbian image?
12
votes
4answers
60k views

Problems starting X

Just whacked Raspian on an SD card, and booted up my Pi. A message at the top says 'Use startx to start a graphical interface'. So I startx. I get a load of details: OS version; X version; all that ...
15
votes
3answers
22k views

Can anyone recommend a simple image viewer?

My boss asked me to find a cheap mediaplayer for some stuff at work. That inspired me to build something on my own, using a Raspberry Pi. My plan is to use udev-rules, to detect usb/sdcard and then ...
14
votes
4answers
38k views

Where is the script for raspi-config stored in the FS on Raspbian?

While the raspi-config script makes for convenient setup on first boot, one of the reasons I have a Raspberry Pi is to help me learn what goes on behind the menu on my computers. I would like to see ...
10
votes
1answer
3k views

When set to boot in to X-server, RasPi is booting without password

Regardless of whether I boot to a GUI or to the console, I always want a password enabled on all of my machines. I've looked at as many tutorials as I can find regarding this, and although there are ...
87
votes
3answers
151k views

Boot without starting X-server

During the installation of Raspian I chose "Start X-Server after boot", but now I want to boot it once without starting the X-Server, so I've got more memory to run a program. How do I boot without ...
23
votes
1answer
8k views

Can I emulate x86 to run Windows 95?

In a comment to another question about Windows, somebody brought up a good point, Raspberry Pis have the horsepower to run older games. It just so happens that I have a favorite older game from the ...
7
votes
1answer
5k views

How to make RTL8188CUS based wireless adapters work on Arch Linux?

There are instructions for Debian but not for Arch. So far lsusb and dmesg show that the kernel detects and identifies it but the output of iwconfig shows nothing.

15 30 50 per page