Raspberry Pi Stack Exchange
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1500 questions
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4 answers

Is XBMC an operating system?

Is XBMC for the Raspberry Pi an operating system? Or is it built on top of another, such as Debian?
PriestVallon
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Static DNS with DHCP on Raspbian

Is it possible to get an IP address over DHCP but force a DNS server instead of using the ones from the DHCP? I should be able to do so with a static IP addresses, but I would like to know how to do it getting an IP address over DHCP. I thought that…
Albert Vonpupp
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Would you recommend a Raspberry Pi as a remote file backup device?

I'd like to have a computer at home that I rsync my files to from anywhere, preferably at any time I choose. The daily volume of data will rarely exceed 100M. It needs to be cheap and easy to replace, not fast (it's for backup/archiving purposes…
reinierpost
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Can I read the amount of light?

I'm not sure how to say it, but I would like to read the 'amount of light' with my Raspberry Pi. By the 'amount of light' I mean a number between 0 and 100 (for instance) where 0 is no light/dark and 100 is lots of light (which is, as I understand,…
Michel
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Raspberry Pi cooling; Blow cold air in or suck the hot air out?

I'm attaching a fan to the RPi's original case. I wanted to use a laptop cpu fan. Should I suck the hot air from RPi? or blow cold air inside the case? Btw, there's a heatsink on the Soc and LAN & USB chip.
JFetz2191
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How to output audio signals through GPIO?

Is there any way to output audio signals through GPIO and is there any disadvantage with this way?
Van Tr
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What are the pros and cons of connecting to a VGA monitor?

I can either get a passive RCA (Composite video) to VGA, an active RCA to VGA or an active HDMI to VGA, but which? What I want to know is: How does the quality compare between them (as in not freezing, fast connection ect)? How do their costs…
ACarter
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Building a minimal Linux for Raspberry Pi

Now I got my Raspberry Pi. I am an experienced application software developer, but I've never done hardware stuff or low-level programming before. I want to build a minimal Linux, including drivers for all hardware on my Pi. For learning purpose, I…
powerboy
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Controlling many LEDs with few GPIO pins

I successfully completed my hardware "hello world" using this guide: http://www.raspberrypi-spy.co.uk/2012/06/control-led-using-gpio-output-pin/ Now I'd like to move on to bigger and brighter things, more individually controlled LEDs that is!…
SkyNT
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Does the Raspberry Pi 3 support RTOS?

I am new to the RTOS world. I am planning to use some RTOS on a Raspberry Pi 3 (may be FreeRTOS). Can anyone suggest which RTOS would be good for the beginners? Since they have not released a datasheet on the BCM2837 yet, is it even possible to load…
sandy
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5 answers

Multiport power supply for powering multiple Pi's

I would like to run about 4 or 5 Pi's at once and in searching the internet for a multiport power supply, what comes up is chargers. Does this semantic difference (power supply versus charger) matter very much if the charger is rated with a high…
Ken Ingram
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hcitool scan says No such device

Using Raspberry Pi 3, Linux test 4.4.9-v7+ #884 SMP Fri May 6 17:28:59 BST 2016 armv7l GNU/Linux root@raspberry:/home/user# hcitool scan Device is not available: No such device What can be the issue here? I have updated to latest #sudo…
www.jensolsson.se
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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, and the result is this: BUS 001 Device oo8: ID 0d8c:013c C-Media Electronics, Inc. CM108 Audio…
Nwoye
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Raspberry Pi 3 - WiFi Stopped Working - How to debug and fix without restarting

I believe my question is different from the suggested duplicate in that the other questioner never had access to the internet over Wifi, whereas I had access to Wifi without any problems for one week but no longer do. Along with a fix, I am asking…
Matthew Moisen
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Raspberry Pi for real time video processing

A project I'm working on involves wireless transmission of images from a camera to a host computer in real time. Can the Raspberry Pi be used as a DSP for the camera for image acquisition and pre-processing?
user5610
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