0
votes
0answers
2 views

eth0 not coming up after usb disconnect

Setup: Raspberry Pi, type B, running with Arch Linux 3.18.5-3-ARCH #1 PREEMT, connected to a local ethernet switch by the standard ethernet port, no wifi set up or used. A static configuration ...
0
votes
0answers
5 views

gpio get value of pin

I'm trying to get the value of a single pin from an rc receiver (receiver info at bottom). What's the correct way to read the value coming in? Here's my existing code: import RPi.GPIO as GPIO ...
0
votes
0answers
3 views

Does SPI port work on Raspberry B+

I've been trying talk to a MCP3008 ADC from the Raspbeery Pi B+. There are loads of examples of this working out there but I don't seem to be able to configure the port. I've followed the various ...
2
votes
1answer
20 views

How much performance do I lose, when running the desktop (but not using it)?

Using raspi-config you can decide whether the pi should boot into a desktop environment or not. I only use my pi over ssh so if the desktop is there or not does not matter to me at all. My question ...
1
vote
2answers
20 views

Safest way to switch off uncleanly

Assuming that I do not have keyboard or ssh access to my Pi, but I do have physical access. What is the safest way to power it off and preserve the SD card? (This is the case if I've just done a ...
1
vote
0answers
18 views

UART serial output pin held high, can't read usable information

I'm working on a home automation project where my Pi will be interfacing several picaxe chips using an UART serial connection. Even though I've installed Minicom on the Raspberry Pi and disabled the ...
1
vote
0answers
13 views

Retrieve RTC time from DVB-C

I'm using my Pi as a media center and video recorder from cable. I will now for some time have to use the Pi without internet and therefore without timeservers. But as far as I know the DVB-C signal ...
0
votes
0answers
9 views

Dynamic DNS Cron Job (duckdns.org) root or user?

I have an account with duckdns.org and on the PI 2 I would like to know if I should install and run the cron job as a user or as root.
1
vote
0answers
10 views

PiTFT - See Previous Image Behind Next Image

I purchased a PiTFT from AdaFruit. I'm drawing directly to the screen by memory mapping /dev/fb1 and that is working. The problem happens when I update the screen with the color white. I can see ...
3
votes
2answers
198 views

Raspberry Pi starting programs automatically on startup

I've built a wireless sensor network consisting of two Raspberry Pi's (runnnig Raspbian) with sensors on and a base station Raspberry Pi that collects the data. Each time I want to run the system I ...
0
votes
0answers
12 views

Rasclock does not store the time

I just received my Rasclock V4, and set it up according to Afterthought's instructions. Seeing as I'm doing this on a RPi B+, with the latest raspbian image downloaded from raspberrypi.org just ...
1
vote
1answer
25 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 ...
0
votes
0answers
7 views

Routing ALL traffic through VPS [on hold]

I recently acquired a Raspberry Pi and I'm setting it up for various things. I have a local router that the Pi is wired into along with my desktop computer. I want to be able to access the Pi from ...
0
votes
1answer
13 views

Python, C, I2C, calling binary with arguments, and printing output

I have a C binary that takes 1 argument. I need to have Python run the binary, and return the output. Using subprocess.Popen (and check_output), the C binary fails when trying to write to the I2C ...
2
votes
3answers
27 views

Python and OpenSSL error on import

So I'm trying to add SSL to my web server running on my pi B+ (using cherrypy) I made sure that OpenSSL was installed with: sudo apt-get install openssl Then I installed pyOpenSSL with: sudo ...
0
votes
0answers
13 views

Boot stuck at [ ok ] Staring enhanced syslogd : rsyslogd

I'm using berryboot to boot my first gen pi on an external hard drive, and even though it is better than an SD-card I seemed to have cut the power too many times and corrupting some files. I don't ...
2
votes
0answers
12 views

Speech Synthesis issues ? Dalek / HAL

I have installed 'espeak' , 'Festival' and 'Flite' (the cut-down version of 'Festival' for ARM) ; and the former two seem to suffer from a very similar problem: they both start reading text files just ...
2
votes
1answer
24 views

Connect to Raspberry Pi from Windows phone through Bluetooth

Is it possible to connect a windows phone application created in C# (or any other language) to raspberry pi through Bluetooth? I know that C# has Bluetooth library, thus you can make Bluetooth ...
2
votes
1answer
34 views

Receive FM on Raspberry Pi

I want to feed the FM radio signals to raspberry pi. Having a basic understanding of electronics, I figured out that a FM receiver and an ADC is required. Now I need help on how to proceed with the ...
1
vote
1answer
23 views

Rasberry pi noobs sd card shows /dev/sdb6 with fdisk when there are only /dev/sdb and /dev/sdb1 exist?

I'm trying to edit some init scripts that have gone haywire on my raspberry pi Noobs SD card, and since it's easier, I'm trying to edit them on a MacPro 3,1 Ubuntu box I have. After I plug the ...
0
votes
0answers
9 views

Uploading video file from web application to Raspberry Pi [on hold]

I am very new to Raspberry Pi. Might be a silly question :(. But really looking for some info on the below. I have to upload a video from my web site (hosted on an apache server in a remote location) ...
1
vote
0answers
11 views

How to set the CEC name?

On a new Raspbian installation, the CEC name sent to the display is "raspberry" regardless of what the hostname is set to. How do I change the CEC name "raspberry" to something else?
1
vote
2answers
35 views

Raspberry Pi 2 - Model B - no boot with Raspbmc

I was trying my brand new Raspberry Pi 2 Model B. I've used the Raspbmc installer to "burn" the image on my micro sd. After I've connected the raspberry to the ac adapter and then to the TV, nothing ...
1
vote
0answers
15 views

Audio and microphone configuration of usb sound card on r-pi

To configure audio of soundcard I did the following settings: sudo nano /etc/modprobe.d/alsa-base.conf I commented options snd-usb-audio index=-2 and added options snd_bcm2835 index=1 so speaker ...
0
votes
1answer
24 views

MCP3008 alternative

I have some analog devices like LDR, temperature sensors, and other sensors and I want to use the readings of these sensors in my raspberry pi B+ , for that I need an ADC , to convert the analog ...
0
votes
1answer
15 views

Raspberry Pi kicks itself off of networks when joining a new network

$ uname -a Linux Adam-Pi 3.18.5+ #744 PREEMPT Fri Jan 30 18:19:07 GMT 2015 armv6l GNU/Linux I've discovered an interesting problem with my networking setup with my RasPi. I have it connected to ...
0
votes
1answer
14 views

TightVNC connection refused

I exactly followed these instructions on the official RPi site to install TightVNC on my Pi (model 2). The Pi has a static IP address and I can ping it and SSH in (obviously), so I know it's working. ...
0
votes
0answers
15 views

ImportError: No module named HT16K33

When I am importing a library (specifically Adafruit_LED_Backpack using Python3) I get the error ImportError: No module named HT16K33 How do I install that library? EDIT: when using Python 2.7, the ...
0
votes
0answers
11 views

Downloading Pictures From iPhone 6

I use gphoto2 to download pictures from my iPhone 5 to my Raspberry Pi. Since I upgraded to an iPhone 6 I only get an error telling me that it is "unsupported" device. Are there any alternatives? I've ...
0
votes
1answer
30 views

Raspberry Pi 2 ITX motherboard conversion

I am planning on building a new media center unit using a Raspberry Pi 2 however I have some specific requirements: Unit requires an RPi base-board like the fairywren Need to connect 3+ SATA devices ...
0
votes
0answers
45 views

Using Raspberry Pi with Arduino GSM/GPRS Shield

Raspberry Pi Model B GEEETECH Arduino GPRS Shield V1.0 (bought from: bit.ly/1G0KYR7) ^ Similar somewhat to: Seeed's GPRS Shield V1.0 | Link: seeedstudio.com/wiki/GPRS_Shield_V1.0 (has more ...
0
votes
0answers
14 views

Boot up Raspberry Pi B+ with a laptop running Windows 7 [duplicate]

Could someone please find me a step-by-step list of instructions to boot up my RasPi B+ using my Win7 laptop. I do not have an external display or keyboard available. I have a NOOBS SD card, but I'm ...
0
votes
0answers
35 views

can't install npm onoff on raspberrypi

I'm trying to install npm's package onOff on my pi. I'm running this command: sudo npm install --unsafe-perm --verbose -g onoff And all I get is an error and rollback. do you know why? gyp verb ...
0
votes
0answers
8 views

GNOME Classic and Flashback fail because of missing 3D support

I've changed /etc/apt/sources.list to get PHP 5.5+: - deb http://mirrordirector.raspbian.org/raspbian/ wheezy main contrib non-free rpi + deb http://mirrordirector.raspbian.org/raspbian/ jessie main ...
2
votes
1answer
24 views

Simple Custom 1-Wire GPIO Communication Protocol between Master PI and Slave PI

I have 2 Raspberry Pis in my system. One can be 'docked' to the other one and some time later it can become 'undocked'. While docked, the 2 Pis will have a connection between 2 GPIO pins ( 1 pin on ...
1
vote
1answer
32 views

Can I make a bridge between GSM Arduino shield with a Raspberry Pi?

I am trying to do some work with Raspberry Pi, however, I have GSM Arduino shield laying at home. I want to give a voice-call using it. However, I still wondering how can I interface voice/mic, ...
0
votes
0answers
18 views

Unable to access internal website from internet

I am running on my raspberry (Debian wheezy) the services DHCP, Apache2, MySQL and Bind9. All work fine within the internal network. However, when I try to access the website from internet, it can't ...
0
votes
1answer
12 views

Can I use a power only USB lead to connect Rpi and HDMIPi?

The HDMIPi assembly was originally designed for Raspberry Pi A, with a short lead supplied to power the RPi from the HDHMI driver board. When an RPi B+ or RPi 2 is used, the supplied lead is not ...
0
votes
0answers
6 views

Create a playlist using pygame.mixer [migrated]

I have been trying to make a simple playlist that plays 3 songs one after the other the code below shows an attempt of that. Rather than playing the first song music1.mp3 it plays the last song ...
-1
votes
2answers
43 views

GPIO is not working, 5V working, 3.3 V working, Raspberry Pi B+

I am the RPi B+ user. Feeling confused about the GPIO. GPIO isn't working. I tried checking it with multimeter by connecting the pin 21 to the gnd, not work. And then i tried the 5 v and 3.3 v, it ...
0
votes
0answers
13 views

Connect Raspberry Pi and Phone to a linux machine [on hold]

As a part of a project, I have to create a connection between my raspberry Pi, a linux server running on another network and a phone which can connect to the server. What this has to do is, if any ...
1
vote
1answer
24 views

Is it bad for the PowerSwitch Tail 2 to turn on and off frequently?

I am using my Raspberry Pi with a PowerSwitch Tail 2 to control the temperature of homebrewed beer. Whenever the temperature goes above a certain range, the PST2 shuts off, and turns on when the ...
0
votes
1answer
18 views

Where can I find good Open Source UAV software for a raspberry pi?

I hate asking this question here but this is why: Aviation Stack Exchange is full of hobby plane enthusiasts My question has to do more with coding that it does aviation That being said, I've ...
0
votes
1answer
33 views

my usb wifi dongle only turns on when pi is also connected via ethernet

(Using ubuntu 14 on a laptop) I followed this guide to set up my wifi by sshing into the pi via ethernet. I checked my routers networks settings and it showed two ip addresses from the pi, and I could ...
0
votes
1answer
86 views

Will I be able to install the latest version of Chromium or Firefox on Raspian?

I need to run WebRTC with Chromium or Firefox on Raspberry Pi v2 (ordered, I don't have it yet). WebRTC requires a recent version of Chromium to be able to run i.e. > v33.0 Considering that armel ...
0
votes
0answers
11 views

How can I record audio from my RPI and save it to my PC (server)? [duplicate]

I would like to record audio from a usb device connected to my RPI and save it to a server (my pc on the same network). OS: RASPBIAN Debian Wheezy Model: B USB Mic: Sound-Tech 1000 Once the USB ...
2
votes
1answer
28 views

Raspberry Pi Camera - When is it ready for next frame

When using apis like the C++ or raspicam api, you poll the camera with a grab(), or similar, method. When a frame is ready, the method returns. Is there a way of checking if the camera is ready ...
1
vote
0answers
32 views

External HDD will not spin down

Good Evening, I am having an issue with my external harddrive, and - it is quite annoying. So, I purchased the Samsung M3, http://www.amazon.co.uk/Samsung-Slimline-Portable-Hard-Drive/dp/B008PABFX8, ...
1
vote
0answers
28 views

Why does inserting a USB device trigger activity on the pins

I have this strange phenomenon and unable to wrap my head around it. I have raspberry pi model B (26 pin header). On pin 18 I have a IR Beam Sensor which basically detects a broken beam event. I do ...
1
vote
1answer
39 views

How can I quit omxplayer in full screen?

I wanted to play video file by doubling click on it by using omxplyaer. First time, I double-clicked on it, it asks me to choose an application to open the file. Since I cannot find omxplayer in ...

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