Linked Questions

71
votes
6answers
139k views

Do I still need rpi-update if I am using the latest version of Raspbian?

I have a 512MB Pi. I am trying to make sure I am getting the most out of it. I just downloaded the latest version of Raspbian and installed it on the Pi. Do I also need rpi-update? Is rpi-update ...
77
votes
3answers
148k views

What is the optimum split of main versus GPU memory?

I read that it's possible to allocate either 128MB, 64MB or 32MB to the Raspberry Pi's video memory. Given that my primary use case for this machine is educational: I will be running lightweight ...
44
votes
7answers
45k views

Speech processing on the Raspberry Pi

I want to do speech processing on Raspberry Pi to detect specific people (something like unique identification). I would prefer to use only the on-board processor for this, you could assume that ...
28
votes
3answers
25k views

How can I determine the current firmware version number?

Is there a way to find the current firmware version number? Either the running version or the version currently installed in /boot? uname -a shows only the kernel version, not the GPU "binary blob." ...
16
votes
3answers
55k views

How do I cross-compile the kernel on a Ubuntu host?

I would like to understand more about how the kernel works. Part of this is to compile it myself. How do I cross-compile the Kernel on a Ubuntu host?
11
votes
2answers
24k views

Raspberry Pi won't Boot Just shows Black Screen

I have had my raspberry pi running as a media centre using openelec. It has run fine for a few weeks and suddenly it has just stopped working and will not function. The PWR light shows RED, FDX and ...
6
votes
1answer
3k views

Are the BIOS and firmware located on the SD card?

Reading this answer I get the impression both the Raspberry Pi BIOS and firmware are located on the SD card. Is that correct? What is exactly located on the SD card? There's nothing stored on the Pi ...
5
votes
1answer
9k views

Why I can't update kernel version?

I have perform the following command into ssh shell: sudo apt-get upgrade sudo apt-get update sudo reboot But I still have an old kernel version, infact: pi@raspberrypi ~ $ uname -a Linux ...
8
votes
1answer
20k views

Forcing DHCP to release and renew and use a reservation?

I am able to ssh into my new RPi. One of the things I like to do to my infrastructure devices is to go ahead and convert their DHCP assignment to a reservation. My router is a CradlePoint Firmware ...
2
votes
1answer
4k views

When trying to use a device I get a message "Direct firmware load failed"

This is about firmware that needs to be loaded into particular devices attached (usually via USB) to a Raspberry Pi, not the firmware for the Raspberry Pi itself (the GPU firmware). When the kernel ...
2
votes
1answer
2k views

e-CAM30_USB camera with raspberry pi

Can I use this USB camera with raspberry pi? When I use this with beagle board xm it does not require any driver. Could you please give me a solution?
5
votes
1answer
373 views

Updating a configured RPi - effects on configurations and settings etc

Suppose I've spent a bit of time configuring an RPi just the way I want, but then I need to make updates, both to the distro and to the installed software. In this question, how to update is covered: ...