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.

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RPi2 raspbian I2C error - BMP180 sensor

I am having a lot of trouble getting the RPi2 to recognize the sensor, even after configuring the I2C for the RPi and following the guide several times. Running: sudo i2cdetect -y 1 outputs that ...
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1answer
202 views

When will a new Raspberry Pi be released?

I know the Raspberry Pi 2 has been released very recently, but are we likely to see a new model with more features within the next year? And is it likely the Raspberry Pi Foundation will ever produce ...
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2answers
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Raspberry Pi 2 low bogoMIPs number

I've recently bought a Raspberry Pi 2 to develop some embedded software on. Looking at the specs of the new Pi I thought it would have plenty of power for my application. When I googled a lot of ...
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1answer
913 views

Does the Raspberry Pi 2 support 64-bit integers?

I am writing a program in Python and will have a numpy array that might need to be of dtype=np.int64. Will the raspberry pi 2 be able to handle these 64 bit integers? Thank you!
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1answer
755 views

Access to my raspberry pi with samba over the internet [closed]

Is there a way to have access my samba on the raspberry pi over the internet? To have acces through my normal file browser? I don't want to use FileZilla, just a normal file system. Couldn't find a ...
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1answer
1k views

Idle Can't Bind to Ports

I have been trying to learn python on my raspberry pi. For some reason my Idle program wont run with subprocesses. When I try to launch it from the menu, I get this error message: To launch it I ...
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1answer
4k views

Centos and raspberry pi 2

I need to run centos 5ish. Is it possible to run this on a raspberry pi 2? As in does it have the power and ability. I can run centos on some old less powerful machines but they are noisy and big.
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1answer
705 views

Using Raspberry Pi to measure power consumption

I am looking to use the Raspberry Pi 2 to measure the power consumed by household appliances. I know that the Pi does not have an inbuilt ADC. I found that the MCP3008 can be interfaced with the Pi as ...
2
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1answer
3k views

Bizarre SDcard MMC errors

I'm seeing strange issues on the Raspberry Pi B2. [ 85.426681] request_module: runaway loop modprobe binfmt-0000 [ 85.428508] request_module: runaway loop modprobe binfmt-0000 [ 85.449229] ...
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1answer
982 views

Has anyone successfully used I2C repeated starts on the PI2? My scope says they are broken

I've looked at all the info that I could find on I2C repeated starts, and I tested a simple example that uses ioctl calls with the standard two message structure required to cause a repeated start: ...
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1answer
644 views

Errors with ZTE modem on Raspbian/RPi2

I'm having serious trouble getting a ZTE Mf180 USB modem to work on a Raspberry Pi 2 with Raspbian, using pppd to connect. Usb_modeswitch is working almost flawlessly (sometimes I have to re-plug the ...
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2answers
274 views

Network doesn't work, new raspbian on pi2

i do not seem having luck with my raspberry pi 2. So basicly i have no possibility to connect my rasppi to a monitor or tv, so there is no way i can find out whats wrong. Next thing is that i also ...
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3answers
6k views

GPIO Signals Over Long Wires

I did some searching and found a few topics related to this, but most seemed pretty old and I didn't get a clear answer. My hardware/circuits knowledge is pretty basic, so please bare with me. I have ...
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1answer
16k views

How to change raspberry pi 2 overclock to default on Raspbian

I've been wondering how I could reset my raspberry pi 2 to its stock clock after I used the raspi-config utils. The only options I had were primarily for the first Raspberry. There's no "default" ...
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2answers
2k views

How to connect Relay module to a Power Strip Outlet

I am sure somewhere a tutorial for this exists and I am just fool enough not being able to find it. So what I have done is: I have a 4 channel relay module I have connected the relay module with my ...
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1answer
10k views

What does it mean if both LEDs are lit up? [duplicate]

I recently got a RPi and when I plug it in both LEDs light up solid without flickering. It also does not show up on the monitor. Everywhere I've looked it says they should be flashing but they aren't. ...
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1answer
336 views

A/V port on screen use with Pi A/V port

I was thinking about getting this screen because I want as few wires as possible. Would I be able to plug a 3.5mm cable between a Pi 2 and the A/V port on the front of the screen and transmit video? ...
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1answer
764 views

missing crypto kernel module on Raspberry Pi 2

I'm trying to use dm-crypt on my Raspberry Pi 2 with Raspbian (jessie) to open a trueCrypt volume, but i get Required kernel crypto interface not available. Ensure you have algif_skcipher kernel ...
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3answers
3k views

Is it possible to install the Plex Media Server on the Raspberry Pi?

I New to Raspberry PI (and I have a Raspberry Pi 2) and have Raspbian running on it. Is it possible to install Plex Media Server? If not is there a better way of using it to stream media?
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1answer
8k views

How to automatically mount a samba drive on boot?

I have this in my /etc/fstab //192.168.1.1/S_Drive /mnt/readyshare cifs sec=ntlmv2,username=XXXX,password=XXXXX,uid=1000,gid=1000,iocharset=utf8 0 0 everytime I reboot the pi2, it says [FAILED] ...
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1answer
5k views

Run Windows XP in qemu on Raspberry Pi 2

It's possible to run Windows XP in qemu on Raspberry Pi 2? Loading Windows XP would be very slow?
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1answer
981 views

Raspberry Pi 2 - HDMI not displaying

Just recently purchased a Raspberry Pi 2 Model B 1GB. I also bought a micro SD card Kingston 16GB Class 10. I loaded up the Noobs software as instructed on: https://www.raspberrypi.org/help/noobs-...
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1answer
2k views

Are there alternatives way of power a Raspberry Pi 2 except the microUSB connector?

The Arduino can be powered via USB, power jack or VIN/GND pins. Does the Raspberry PI 2 offer options for power other than the microUSB connector ?
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2answers
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How to build Native WebRTC?

I am trying to build Native WebRTC on Pi2 using the following commands sudo apt-get install git sudo git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git /opt/depot_tools echo "...
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4answers
11k views

Drivers for TP-LINK TL-WN723N v3

I need the drivers for my wireless adapter (TP-LINK TL-WN723N v3). I googled a lot, but could not find latest drivers. All I could find were the drivers for TP-LINK TL-WN725N. My raspbian version is 3....
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1answer
870 views

Support for 4oD and 5oD on openelec

I have a raspberry pi b+ running OpenELEC (gotham) and was wondering if a new openelec os had been released that is able to fully utilise the quad core processor in the raspberry pi 2. And if there ...
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1answer
548 views

OS from scratch on the Pi 2?

I found this cool tutorial for building an OS from scratch for the Raspberry Pi. Unfortunately, to my dismay, it seems like it hasn't been updated for the 2. Is there any chance it would still work? ...
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8answers
10k views

Raspberry Pi 2 Model B 1GB not booting - RED and GREEN LEDs ON

I tried almost all the options, but unfortunately I fail to get my Raspberry Pi 2 to boot up. At power, light is still two LEDs (red + green) but nothing further happens. Power supply - tested 2 x AC ...
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0answers
777 views

Raspberry Pi 2 Windows Emulation

I'm aware of various QEmu Guides for emulating the Raspberry Pi but is anyone aware of the settings for running the Pi 2 correctly. I imagine the move from ArmV6 to V7 borked most of the guides. ...
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1answer
54 views

No network found on new Pi 2 but works fine with B+

I have two raspberry pis. A model B+ and a new series 2. I have a home network on a windows 8 machine I have 3 external drives attached to the Pi, and with the B+ it works fine, I can transfer movies ...
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2answers
6k views

How to get the most out of the raspberry pi 2 GPU?

I just purchased the raspberry pi 2 and I was trying to use it to make my "non-smart" TV a bit smarter. Basically, instead of connecting my laptop (via HDMI) to the TV every time I wanted to watch ...
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3answers
4k views

Is raspberry pi 2 model B a good candidate as a “Download Box” or NAS

I am planning to buy Raspberry pi 2 Model B. Predominantly for two purposes, Download Box (for Torrents, ftp / http downloads) Web Server (For replying some requests to Local Client computers ) and ...
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2answers
694 views

what if my charger output is 5V 750mA for pi 2?

By the RASPBERRY PI 2 MODEL B specs: http://en.wikipedia.org/wiki/Raspberry_Pi The power rate of it is 800 mA, what are the possible effects if the charger output is lower or higher than 800 mA?
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1answer
136 views

Pi 2 odd behavior of power system

My Pi 2 sometimes does not power on properly -- just the red LED comes on and there is no further activity. I've done this a bunch of times and there is a consistent pattern. If it happens with no ...
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3answers
7k views

New PI 2 B+ unusably slow, CPU and RAM not being used?

Just setup a new R Pi 2B+, using raspbian on a 16gb sd card, ethernet, USB mouse/keyboard and HDMI out. Finding it extremely slow - the UI is reasonably responsive however installing monodevelop took ...
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1answer
676 views

Analog psp thumbstick not working with analog to digital converter on Pi model 2

I am working on a portable RPI 2 retropie (another version of Raspbian) powered game console. I have bought an analog psp thumbstick, and an mcp3002 analog to digital converter, that I want to use for ...
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0answers
887 views

Electric Sheep on Raspberry Pi

I have recently installed Electric Sheep, an awesome program, on my Model 2 Pi, using these instructions. However, for those of you who know about Electric Sheep...It's not letting me vote on sheep. I'...
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2answers
7k views

Can you use a micro SD card from raspberry pi B+ on the raspberry pi 2 model B?

Can you use a micro SD card from raspberry pi B+ on the raspberry pi 2 model B?
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2answers
3k views

Install NZBGet on Raspberry Pi 2 on OSMC

I have recently installed OSMC Alpha 4 on my Raspberry Pi 2. I have ssh'd into it and am wondering how to install NZBGet. The tutorials I have found are for RPi 1 and are a few months old. Is the ...
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1answer
2k views

Video and audio out of sync when playing 1080p 60fps on Raspberry Pi 2

I have a 1080p @ 60fps mp4 video saved in a external USB HDD. I've tried playing it on Raspbian in my Pi 2 (the new one, 1 GB RAM, 1 GHz) with Omxplayer, but the audio and video are out of sync. The ...
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1answer
1k views

Write floats to gpio

I want to control an LED Strip via the gpio PIns of my Raspberry pi 2. I found some ways for example using Python or WiringPi. But I need to use "non absolute values" like "put Pin 0 to 0.2 and Pin 2 ...
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0answers
5k views

H264 IP camera stream by Raspberry Pi 2 with OpenCV and GStreamer: Gstreamer unable to start pipeline

I'm trying to get working OpenCV with GStreamer to get IP camera rtsp stream. But it is giving error which is (with opencv-master branch, Gstreamer 1.2.4, Raspbian 3.18.7-v7+: GStreamer Plugin: ...
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2answers
1k views

Powering several LEDs from GPIO output

I'm currently working on a "rotating cube" project where a raspberry pi will be used to determine which cube face is at the top and any given time using an accelerometer and light it up with LEDs. So,...
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0answers
33 views

How to install Windows X on Raspberry Pi 2? [duplicate]

Windows Developer Program for IoT has announced that they will support, and supply a FREE version of Windows X on the Raspberry PI 2. Has anybody had any beta versions running on the Pi 2 and is it ...
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1answer
2k views

Raspberry Pi 2 refusing to boot after first few reboots

Step 1: Put latest Raspbian image (2015-01-31-raspbian.img) on compatible (according to http://elinux.org/RPi_SD_cards) Micro SD card Step 2: Boot Raspberry Pi, ssh into it, expand filesystem, reboot ...
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3answers
847 views

Is the Docker framework planned for Snappy Ubuntu Core on the Pi 2?

I can boot and run Snappy Ubuntu Core on the Pi 2, but there are very few apps and frameworks currently available for the ARM version of Snappy. This wouldn't be a major problem if the Docker ...
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5answers
22k views

How to install Waveshare SpotPear 4 inch LCD in RaspberryPI 2?

I've bought 4inch IPS LCD from WaveShare but cannot get it run on newest Raspberry PI 2. The original DVD comes with image which isn't compatible with RPI 2. Tried to follow this manual but without ...
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6answers
26k views

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?
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2answers
989 views

What is windows 10 like for the Pi 2? [closed]

With MS support and all for the new Pi 2, what exactly can one expect from the windows 10 Pi version? it's being targeted at the "Maker" community, for applications in the IoT space and home ...
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2answers
356 views

Power regulation circuits on B+ vs 2 (light sensitivity)

I've seen recent articles on the Raspberry Pi 2 being affected by a light source (http://www.raspberrypi.org/forums/viewtopic.php?f=28&t=99042) . Apparently the cause is in the power regulation ...