Raspberry Pi Stack Exchange
Raspberry Pi Stack Exchange

Questions tagged [pi-2]

This refers to the quad-core Raspberry Pi 2 (currently only available as a "B" model with Ethernet and four USB ports), with 1 gigabyte of RAM.

The Raspberry Pi 2 Model B differs from the Model B+ in two major points:

  • A 900 MHz quad-core ARM Cortex-A7 BroadComm 2836 CPU
  • 1 GB of RAM

The Raspberry Pi 3 Model B differs from the 2 B:

  • A 1.2 GHz quad-core ARM 7 BroadComm 2837 CPU
  • A Broadcomm BCM43143 to provide the USB Hub / Ethernet/ 2.4 GHz Wi-Fi / Bluetooth - replacing the LAN9512 or LAN9514 of previous 2 / 4 USB / Ethernet "B" Pi models.

https://www.raspberrypi.org/products/raspberry-pi-2-model-b/

See Also

1639 questions
57
votes
7 answers

Which model Raspberry Pi I am running?

Is there a way of determining whether the current Raspberry Pi is either a 2 Model B and 3 with Raspbian Jessie Lite 8.0? This is because I have a particular bootstrap.sh written in Bash where it needs to set the attribute txpower for a Wi-Fi USB…
Shan-Desai
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Raspberry Pi 3 vs Pi 2 power consumption and heat dissipation

I've seen the announcement of the new Raspberry 3 but didn't find any info regarding power consumption and heating. A 1.2 Ghz 64-bit CPU is great but does it draw a lot more power? Shall heat be an issue with small cases with the Rpi3? I've read…
Cedric Martin
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Is it possible to add RAM to Raspberry Pi?

Is it possible to add RAM to a Raspberry Pi?
Dortík
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22
votes
3 answers

Can I power a Pi through a 5V pin?

The PIN mapping of the Raspberry 2B says: The red ones are 5V pins. Are these just used as 5V out pins when power is connected through Micro USB? Or is it also possible to power the Raspberry Pi via those pins, so that I can get rid of the Micro…
Thomas Weller
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21
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How often to reboot raspberry and is it even necessary

If you have a raspberry on some location and it must run a python script "forever" (a year, maybe two, without me being on location), how often should I reboot it? I know people are keeping them alive for a year+, but I wrote a simple script that…
Rok Dolinar
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21
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4 answers

Current draw for +/2/3/0 models

Essentially "What's the current draw and supply voltage tolerance?" but for newer models.
Alexander M
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20
votes
5 answers

How do you get C# onto your raspberry pi?

I would like to start learning C# and really want to code in it on my raspberry pi. However, I can't find a way to get C# onto my pi. Does anyone know how to do this? I have the Raspberry pi 2 model B. Thanks for your help.
John Quincy
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19
votes
3 answers

Tell apart RPi 1 from RPi 2 via SSH only

I am connected to 2 Raspberry Pis via SSH. They are running the same OS (Raspbian in this case). How can I tell which one is Pi 1 and which one is Pi 2? I know how to identify the physical hardware (e.g. micro SD vs SD slot, yellow video output…
Thomas Weller
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19
votes
5 answers

Raspbian root default password

I tried to modify the sudoers file on Raspbian /etc/sudoers, and it looks like I made a mistake, as I'm unable to modify it again. I am also unable to call any command that requires sudo permissions. So I have done some research and I found a…
Dani
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19
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6 answers

Can I use Fedora on the Pi 2?

I know Fedora has ARMv7 images. Can those be used on the Raspberry Pi 2, and if so, how?
goldilocks
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17
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4 answers

How to permanently hide mouse pointer or cursor on Raspberry PI?

I am running Raspbian Jessie on Raspberry PI 2 Model B along with a touchscreen. I just noticed that whenever I use the touchscreen display, mouse pointer also follows my finger tips. I don't want that. I want to be able to permanently hide the…
ThN
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16
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4 answers

Set multiple static ip in dhcpcd.conf - Raspbian 8 (jessie)

Trying to set two static ip in dhcpcd.conf, but second ip is not active. dhcpcd.conf interface eth0 static ip_address=192.168.3.99/24 static routers=192.168.3.61 static domain_name_server=192.168.3.61 interface eth0:1 static…
Avin Varghese
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16
votes
4 answers

Visual Studio Code & .Net Core ARM support

I am new to the Raspberry Pi platform and I have been collecting resources and trying to determine what the little computer is (not) suited for. I understand that Python is the go-to programming environment for control & automation of R-Pi…
Michal M. Maslowski
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16
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6 answers

Raspberry Pi Camera Rev 1.3 is not detected

I'm using an RPi 2 Model B and I have connected a Raspberry Pi Camera Rev 1.3 to it. I have checked to make sure that the connection is correct (the power LED on the camera is on). I've run: rpi-update apt-get update apt-get upgrade I have the…
sphchow
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15
votes
5 answers

Is it possible to use any virtualization technique with the Raspberry Pi 3?

The Raspberry Pi computers have not much CPU power and main memory but they could be the perfect platform for virtualization exercises at university classes. Now I'm looking for working virtualization solutions. The XEN project has implemented a…
Neverland
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