1
vote
0answers
4 views

How do i turn off the raspberry pi 3

What easiest way to turn off/shut down the raspberry pi 3 model b? Would it be easier to just pull out my power source plug or to click menu --> shutdown --> shutdown and pull the plug or does it just ...
1
vote
0answers
7 views

Xdotool Display Fix Does Not Work

I'm running retropie on my Raspberry Pi, and I want to figure out a way to use the GPIO to simulate keystrokes. Xdotool seems like my best bet, but it doesn't work locally or over ssh. When I enter ...
1
vote
0answers
5 views

How can i install web components in firefox?

i want to show in firefox my cameras (Hikvision) but web components are needed, i've tried enabling it in the firefox configuration page but it doesn't work. I've seen some support for another linux ...
1
vote
1answer
17 views

handle two way of 1080p, 60fps camera feed to WIFI network in low latency?

In my robotics, I need to stream 2 way of 1080p, 60fps camera feed in H.264 to the local WIFI network ( for example a mobile phone receives the camera feed), the requirement for the latency between ...
2
votes
2answers
450 views

Does Raspberry Pi cluster make sense for a small rendering farm

I have seen bunch of articles saying how raspberries could be joined to make a cluster. I basically am a 3d artist type thing and you know rendering a 10 second animation can take hours. So if I make ...
3
votes
1answer
115 views

What are the ID EEPROM pins and what can they be used for?

I understand that it's a type of ROM, but is there more to it? How can it be used for?
8
votes
3answers
533 views

Is it okay to just pull the plug?

Whenever I turn off my pi, I use sudo poweroff, which (in my understanding) is a safe way to stop all processes and shut down. Although sometimes when I'm using the Pi for embedded projects where I'm ...
0
votes
1answer
9 views

How to know if DHT11/DHT22 is working?

How to know if Temperature and humidity sensor DHT11 is working. I am trying to read data from DHT11, when I read data using Adafruit library it just keeps waiting for data. When I tried using https://...
3
votes
1answer
16 views

Raspberry Pi Webcam Motion Snapshot

i'm doing a motion (streaming webcam content) project and i want to know how can i take a snapshot with a terminal command. wget http://localhost:8080/?action=snapshot -O output.jpg This does not ...
1
vote
1answer
9 views

Receiving and sending DMX signals

I've got a Showtec Showmaster 24 in school. Because this device is limited to control only 12 channels over DMX (without using scenes 24), I want to expand this limit with a Raspberry Pi. I found this ...
1
vote
0answers
11 views

YouTube video chopping while playing on my Pi 3 browser

Which is the best browser to be used for playing YouTube videos on the Pi3. I currently use the Epiphany Web Browser which was provided by the Jessie OS on installation but i find that my videos are ...
1
vote
1answer
16 views

How to configure UV4L?

I have been trying to edit the .conf file for raspicam to change the default resolution; however, I can seem to figure out the right command for enabling configuration permissions. When I access the ....
1
vote
0answers
8 views

Can you delete /dev/mmcblk0p2 from SD card? [on hold]

Since I am using the boot from the SD card and /dev/sda2 on Hard Disk Drive and not using /dev/mmcblk0p2 on the SD card, is it possible to use Fdisk and delete this image? I just want to make smaller ...
1
vote
1answer
10 views

What is the spec on the MIPI interface on PI Zero?

Noticed the latest Pi Zero has a MIPI connector now. Wondering if it supports 2-lane CSI or 4-lane CSI? It's not specified anywhere I can find, only found a part reference to the connector being the ...
1
vote
0answers
15 views

Raspberry Pi Zero bluetooth keyboard not acting properly

I have updated over network the Raspbian most widely used OS on my Pi Zero. Attached a Bluetooth dongle, same as in some tutorials, halfcircle barely wider than USB port. The dongle works OK as ...
0
votes
1answer
47 views

I've run out of 5V ports on my Pi 3

I was loosely following this tutorial to drive some DC motors with an L293D chip via GPIO. Each chip can control two motors each, but what if I want to use 5 motors? I can use 2 chips to control 4 ...
1
vote
1answer
17 views

Can you run pfsense on a Raspberry Pi 3?

Is it possible to run pfsense on a Raspberry PI 3? They have an embedded version that runs Nano BSD.
0
votes
0answers
7 views

Offline STT : Pocketsphinx + Jessie , Error opening audio device default for capture: No such file or directory

I am currently using the latest OS for Pi "RASPBIAN JESSIE" , I have been spending alot of time getting to run offline STT with Pocketsphinx but of no use. https://wolfpaulus.com/journal/embedded/...
1
vote
1answer
13 views

Save to a network location in Python

I set up a Pi as a file server. So from my pc or other pis I can easily add and remove files. I can do it manually no problem. So, with my other Pi's, I want to save to the network folder, but I can't ...
0
votes
0answers
10 views

Directing mjpeg video to file w/ cvlc

I'm trying to capture full field of view video from my Raspberry Pi camera (by full field-of-view I mean video that uses the full 2592x1944 set of pixels on the image sensor but that is downsampled to ...
0
votes
0answers
18 views

Playing jukebox style MP3 s by GPIO , how does the code/directories work?

Having followed the adafruit "overview playing music with buttons raspberry pi" I thought I knew it all but then I wanted to play random files and then to scroll through the files and play them by ...
0
votes
0answers
15 views

Raspberry Pi stuck after boot

I am using Raspberry Pi 2 Model B. I had been using it with no problem during my vacation and I made an obstacle avoiding robot with it. After that, as my school started, I couldn't use it often. When ...
0
votes
0answers
13 views

using salvaged CSI phone cameras

The Raspicam has a CSI camera plus additional buildout components on the square PCB. I need a very much smaller camera head unit . Question... How to connect cellphone cameras to the Raspberry-Pi? ...
0
votes
1answer
20 views

Can I power my rpi with netgear WNDR3700v5 router?

I currently own a netgear WNDR3700v5 router which has 1x usb port and I was wondering if I would be able to power my rpi (Pi 2 Model B) + 2.5" external HDD with it. The PSU for the router is 12v 1.5A. ...
0
votes
1answer
23 views

Issue with owncloud and apache

I installed apache and No-IP DUC on my Raspberry Pi. Then, I could reach my simple html web page over the internet or on local network(using static IP of raspberry PI). Then I installed owncloud and ...
1
vote
1answer
19 views

pulseaudio not autostarting on pi 3.

Pi 3 running on a unmodified updated raspbian jessie. Problem: The pulseaudio server does not run OR not properly run at startup. With defaults, where nothing was modified: ps aux | grep pulse pi ...
0
votes
0answers
24 views

HELP - Python full body detection and license plate detection with night vision

Dear Sirs, This program is coded within Python. I wanted to get my raspberry to be aware of the current time(night or day) and being able to upload a video that is using night vision from the normal ...
1
vote
0answers
12 views

How to drive a stepper motor using L298N Dual H Bridge Motor and Raspberry Pi?

This is the circuit I am trying to achieve : http://www.homofaciens.de/bilder/technik/v-plotter_012.htm Stepper Motor : 17HA0403-32N My stepper motors are not reacting at all. Is there any way to ...
1
vote
0answers
11 views

How to get Rpi 3 to current mode in script

I have a script that runs on RPi which is triggered from mobile to switch RPi to station/master mode. It works properly. Now my issue is I want to know the current mode of RPi (Ad-hoc/master) in ...
0
votes
0answers
3 views

Additional Steps for Setting Up I2S Codec with ASoC Driver on Raspberry Pi

I'm trying to set up a Raspberry Pi with an ADAU1781 chip working as an I2S codec for audio I/O via the Pi's GPIO pins. I have done some research and have found that the ASoC drivers included in the ...
1
vote
2answers
29 views

Change raspberry pi 2 password and Root password on multiple Pi's at once

I currently have 52 Pi's that were installed in a rush for a project. I monitor them remotely using a combination of RDCman and filezilla. I need to change username and(or at least) password for the ...
0
votes
0answers
8 views

Raspberry Pi: Streaming audio from a website, and killing when not receiving any sound?

I am working on a Book Reader for my Raspberry Pi 2 using OCR (Optical Character Recognition) and TTS (Text To Speech). I found a good online voice that I have managed to stream from using this python ...
0
votes
0answers
17 views

Choosing the correct motor for actuating a roller blind [on hold]

Using a raspberry pi zero, I'm building an automated blind controller. The blinds are this kind with a beaded cord. I'll fit a 3d printed gear that grips the beads onto the end of the axle. I'm ...
0
votes
0answers
15 views

Serial data rate change intInterface using pi zero

I have serial control link between operator's control panel and explosives handling robot vehicle. Both control and robot use old microprocessor/firmware limited to 4800 baud rate. Needed upgrade ...
1
vote
2answers
45 views

View images without gui

What methods are available for people to use to view images on the command line? I tried the accepted answer here but i got the error bash: fbi: command not found so I'm not quite sure what the ...
0
votes
1answer
22 views

24v motor controlled by weather

I would like to control a 24v motor with the Raspberry Pi, using pulses. The script to turn the motor on should only be ran weather dependent. So I would like the Pi to constantly check weather, or ...
1
vote
2answers
49 views

Accessing Pi remotely

If i have a raspberry Pi embedded to a robot, what's the easiest way to access it remotely? SSH would be perfect, but is it possible if the Pi isn't connected to the internet?
0
votes
1answer
20 views

RAW video recording using pi camera generating a choppy video with missing frames

I am just interested in raw uncompressed data and not particularly raw bayer data, I assumed a *.yuv format video sequence generated using the simple python code : #!/usr/bin/python import time from ...
0
votes
0answers
14 views

Stream content from server to Raspberry Pi, and display that content over 100s of displays [on hold]

My company wants to build a system like the one mentioned in the title, and would like inputs from professional developers. Inputs on architecture, and tools to be used would be highly appreciated. ...
1
vote
1answer
18 views

Wifi connection - Configuration options for the wpa_supplicant.conf file

In attemting to get wifi configured for Model B, I'm editing the /etc/wpa_supplicant/wpa_supplicant.conffile in line with this and this. The network to which I'm connecting is asking me to set the ...
0
votes
0answers
22 views

Raspberry change time zone command?

How do i change timezone with a command line ? My new Pi3 boots directly into Rasplex right now. But the timezone and date is wrong , i tried correcting that with usual linux/ debian commands with SSH ...
0
votes
0answers
10 views

Upnp/dlna Raspberry Pi song info

I have followed this guide to set up an UPnP media renderer on my raspberry pi. http://blog.scphillips.com/posts/2014/05/playing-music-on-a-raspberry-pi-using-upnp-and-dlna-v3/ It works as it should, ...
0
votes
1answer
35 views

Stuck in Recovery login after building and loading the Linux kernel

This is the first time am working on Raspberry Pi boards, and I have ordered and received a new Raspberry Pi 3 board, I have installed the default Raspbian OS. Now I wanted to update kernel and I ...
0
votes
2answers
19 views

Fstab: Mount a shared drive using drive name (not ip address)

I have a cifs share working correctly in fstab using //192.168.x.x/directory/to/folder /media/my/directory cifs ... However since our company network dynamically allocates ip addresses, is there a ...
0
votes
0answers
13 views

Tight VNC wont run on boot

I have been able to establish a VNC server manually and access it from my laptop but when i try run the vncboot file it boot it does not work. This is the script I have used for the /etc/init.d/...
1
vote
0answers
10 views

How to Set Up Driver Support for I2S Audio Codec

I am building a I2S audio codec using an ADAU1781 chip, which will communicate with the Pi via the GPIO pins. In my research I have found that there is an ASoC driver built into the Raspberry Pi ...
2
votes
2answers
46 views

Rasberry PI for a tractor

forgive me as I am only starting out with what Raspberry PI can and can not do, and I am far from a guru in electronics. I want to know- is Raspberry PI shock proof? Can it handle vibrations and ...
3
votes
2answers
80 views

What happened to Raspberry Pi 2 and 3 Model A?

I've been reading the FAQ section of the Raspberry Pi official site and I've noticed there was a list of all the ever made devices which are (as of june 2016): Raspberry Pi Model A Raspberry Pi ...
1
vote
0answers
20 views

Extend router network using Raspberry Pi 3 as access point

I currently am using this guide to create an access point using the RPI3 to create a new network, but what I would like is to extend the network to which the RPI3 is connected via Ethernet so that it ...

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