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Questions tagged [raspbian]

Raspbian is a GNU/Linux operating system derived from Debian. Version numbering follows that of Debian and the current stable is 9 (Stretch). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own images of it.

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How to restore SSH session after network failure on client PC [duplicate]

Sometimes my SSH session of my PC and Raspberry Pi is aborted, due to some network issues, eg. WIFI disconnected and connected back on PC. After that SSH client on PC (Putty) is saying that existing ...
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1answer
28 views

Raspberry Backup without empty space on MacOS

community! I've got an issue with making the backup from microSD 16GB card. My Raspberrian up to 2GB and other space is empty. When I tried to use dd on my MacBook, I've got an image with 15.93GB. ...
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27 views

Several serial ports with c++

Trying to work on Raspberry Pi 3, Model B V1.2 with several serial ports with C++ code. Previously I should say that when I use only one ports everything works like a charm, so ports configuration is ...
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1answer
45 views

I can't change pin value

I've been with my new Raspberry for a month and it worked perfectly but today the pins have stopped working. I have tried many ways to put them with value 1 but for more I try not change them from 0. ...
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0answers
8 views

Pi 2: External HDD Randomly goes into Read Only File System Mode

I've a raspberry pi 2bplus and I've installed the latest Raspbian strectch on it. I've connected External HardDrive to the pi. I'm running into a really weird problem that doesn't make sense to me ...
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1answer
30 views

Running a Python script as a service file on boot [on hold]

I have a Python script (that works) set up and I want to run it automatically every time the Raspberry Pi is on. I have read that I need to create a unit file and I have done so, but whenever I try ...
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0answers
11 views

Installing “Testing” version of a package on stable Stretch

I recently made a seedbox with Transmission 2.92, which is the latest stable package update on Raspbian, but the tracker I use only accepts Transmission 2.93 and up. I went to the package page for ...
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1answer
39 views

Creating A Website

ok so, I have everything correct I think for port forwarding but the issue is that my pi (Raspberry pi 2B running RetroPie add-on on top of the regular Debian OS) is not opening the port that I have ...
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1answer
27 views

Is it possible to revive GPIO 18 pin? [duplicate]

I guess it (pin 18) got burned after me accidentally connecting it to the 12V of the led strip and not the data pin, while the RPI ground and 12V ground were connected too. I used pigpiod, gpiotest ...
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2answers
38 views

Camera with speed sensor on raspberry pi?

im useing raspberry pi 3 with ultrasonic sensor and normal usb camera . so i will connect the raspberry pi to AZURE IOT HUB so ive setted the ultrasonic sensor in a place so if any car pass that place ...
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0answers
13 views

Undefined TERM on freshly installed Raspbian Stretch

I have a weird problem. Just finished a fresh install of 2018-11-13-raspbian-stretch.img (Raspbian Stretch with desktop) on Raspberry Pi 2 Model B V1.1 Did the pre-configuration, passed through ...
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1answer
23 views

Why doesn't dist-upgrade upgrade to stretch?

I have an old Model B+ (I found out by checking this page – my hardware revision code is 0010), which I'm trying to upgrade to the latest Raspbian. I take it from the answers to this question that it ...
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1answer
30 views

How to get Raspberry Pi 3 & Android device to communicate with each other, and authenticate?

In an Android app that we created for a project (a step-counter fitness tracker), we require user authentication to access the user's data in Firebase. Same goes for the Python program in the ...
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2answers
32 views

hostapd doesent work anymore

I was running hostapd and it worked fine but i had to reinstall the os and copied the config but now it gives me some problems. First of all hostapd was masked, then i unmasked it and tried to start ...
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1answer
37 views

Iot hub and rasberry pi [on hold]

im makeing project but new in codeing , i want to connect cctv camera and ultra sonic sensor so if someone disobey the rule the camera will capture a photo and send it to online database and from the ...
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1answer
42 views

Installing Raspbian from NOOBS without a keyboard, mouse and display

I have a RPI 0 W, a 8GB Micro sd card with NOOBS on it. I want to install the Raspbian on RPI 0 W. Is it possible to do so with the help of my laptop? If yes, how should I proceed? If not, what else ...
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4answers
96 views
+50

Stream Raspberry Pi camera to Android/iOS over internet

Problem : I want make live stream from my camera attached to Raspberry pi 3 b+, which is connected to home WiFi. Streaming should be over internet. So that any client like Android/ iOS can stream it ...
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2answers
28 views

How do I identify the boot time in the logs?

Sometimes when my headless Pi Zero W hangs or goes offline without coming back, I hard reset it by disconnecting the power cable and reconnecting it. I'm trying to look for clues in /var/log/syslog ...
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1answer
39 views

Using RTC on Raspberry Pi Zero while SDA/SCL pins are occupied

I have a portable project on my Raspberry Pi Zero and I am using a i2c 0.96" OLED on the SDA/SCL pins on my Raspberry Pi. I would like to add a RTC Module to my project, but all of the tutorials I ...
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0answers
15 views

Error during onoff installation

I run the sudo npm install onoff -g command and this error was displayed NOTE: I'm following the tutorial from blynk's own site
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1answer
18 views

Multiple /media/user/SETTINGS* directories yet only one partition

I am running Raspbian Stretch on a Pi 3 B+. One thing I noticed is that I have more /media/user/SETTINGS* than actual partitions. See, I have 3 directories: $ ls -la total 17 drwxr-x---+ 5 root root ...
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1answer
25 views

RASPBERRY PI 3 B+ internet access problem

A static Ip has been given for my raspberry pi from my company. That means if a connected to my office wifi network in anytime, the ip is 172.16.100.13 I have not changed anything in my Pi. Any ...
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1answer
42 views

Raspberry pi3 model B+ connect to wifi but no internet

I have connected my raspberry pi 3 (running Raspbian) to my company's wifi network. It has connected to wifi, but there is no internet access. I cannot ping also. I did following modification in my /...
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1answer
23 views

Mirror Windows Screen to RPi 3B+

i want to mirror my Windows 10 Desktop to my Raspberry Pi. If possible real time but a little delay is alright. I want to be able to watch Netflix on it but i dont want to install Kodi or any other ...
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1answer
22 views

Problem with auto pair a Bluetooth device

https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/test/simple-agent I tried the Above Python script but getting a dialogue box 'Pairing Requested'. How to remove that dialogue box?
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1answer
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update-command-not-found gives « KeyError: 'rpi' » after upgrading to Rapsbian Buster (testing)

I just updated my Raspbian to Buster (testing) by editing /etc/apt/sources.list and replacing all stretch with buster and doing apt update && apt dist-upgrade. Now apt update always shows an ...
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0answers
15 views

Raspian Reset because of Widevine for libreelec

i just had to reset my Raspian Image on my SD Card because it wasnt booting up. The only thing it showed me for hours was a blackscreen. Im using Berryboot to start Raspian 2018, LibreELEC 9.0 and ...
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2answers
42 views

Turn off visible light from camera IR lamps?

I have a Raspberry Pi IR camera with 2 attachable IR lamps. I am not sure if it is the same but it looks very similar to the Waveshare unit mentioned here frequently, eg in this question. The goal ...
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0answers
17 views

Unable login after editing etc/environment

After install DotNet Core, I set environment variables in the file etc/environment export DOTNET_ROOT=$HOME/dotnet export PATH=$PATH:$HOME/dotnet looking have system wide access to these tools I ...
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0answers
31 views

Trying to configure two USB drives for Samba server, permissions allow access to one but not the other on PC?

On my raspberry pi 3 that has Samba and Ntfs-3g running Raspian I have two USB drives mounted to two folders (from lsblk) Then I have added the following code to the bottom of the samba configure ...
2
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1answer
48 views

Media + Torrent box on Raspberry pi 3 B+

I want to make my Raspberry Pi 3 B+ a media & torrent box. In addition, I don't want to connect it to the TV - so I want the media to be shared via SAMBA or similar, control the pi through SSH ...
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1answer
31 views

add-apt-repository does not work

I am trying to install Atom text editor on my Raspberry Pi 3 B+ with Raspbian as OS. I would like to install it via a package manager using the following commands (instructions found here): sudo add-...
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1answer
27 views

LiPo Voltage Drops

I am experiencing voltage drops with the following setup and I hope someone with mad electronics skills can explain my mistake to me: Raspberry Pi 3 Model B TFP401 Display Driver 7.0 Inch TFT Display ...
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0answers
16 views

How do I stabilize Raspberry Pi-3 Restarts on Inverter Change Over

I power my house with 2.4KVA Inverter while the Inverter is connected to the AC 230V Mains together with 1200Watts Solar panel. I experience steady power supply except for when ever The AC Power goes ...
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1answer
20 views

I made a mistake and i now have node_modules in a node module [closed]

So yeah, as you can see from the image i messed up, i tried to move it using sudo mv -v node_modules1/* ~/node_modules/ but got "Directory not empty" errors. I also tried using --force
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1answer
48 views

how to run this python script in Raspberry pi 3 on startup? [duplicate]

how to run this python script in Raspberry pi 3 on startup? import webbrowser webbrowser.open("https://d2rfgtg6ekc16k.cloudfront.net/wige/5c512141d5450c07a8957a05/hd-copied.mp4") or any solution ...
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0answers
19 views

how to install Azure IoT Hub Device Client SDK python on Raspberry PI 3 B+

I am using Raspberry PI 3 B+ with Raspberrian stretch os. How to install Azure IoT Hub Device Client SDK python on Raspberry PI 3 B+
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1answer
42 views

Neither sudo apt-get upgrade nor sudo apt-get install vim working

I just started Raspberry pi and was ordered to get vim installed. However whenever I run sudo apt-get install vim I get the following errors: Err:1 http://raspbian.raspberrypi.org/raspbian ...
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1answer
19 views

PXE - reboot if nfs root fail

I have a full working PXE server and multiple Raspberry Pi 3b+ running on read only. My problem come from an issue we can face anytime, a connection loss. If we lose connection with the NFS server, ...
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0answers
17 views

convert current ubuntu server to raspberry pi [duplicate]

Hello and sorry for my english i have ubuntu server 14.04 and have packages in this distribute and want take image from it to raspberry pi iam using this code but it is not working with me dd if=...
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2answers
32 views

AWUS036AC (rtl8812au) – ›Association request to the driver failed‹ after restarting wpa_supplicant.service

I am using an AWUS036AC wifi dongle to connect to the internet. I installed the drivers following this instructions. When I restart my wpa_supplicant@INTERFACE.service I get this error message: ...
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0answers
35 views

Raspberry Pi IR camera light sensor access

I am trying to use the light sensors on the the raspberry pi IR camera as a light sensor to determine if light is exposed or not. Is there a python picamera command that could access these light ...
2
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2answers
32 views

Auto-connect to saved network after stopping and starting wpa_supplicant.service

Board: Raspberry Pi 3 B+ OS: Raspian Stretch (with desktop and recommended software) 2018-11-13 I'm building an application that requires me to temporarily disable the wpa_supplicant service, while ...
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0answers
17 views

updating rasbian fix missing error

I have spent days on this but I have not solved this please help. 93% [1 scratch2 46.3 MB/67.8 MB 68%] 37.3 kB/s 9min 37s Err:1 http://archive.raspberrypi.org/debian stretch/ui armhf ...
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0answers
10 views

Invalid MIT-MAGIC-COOKIE-1 keyQXcbConnection: Could not connect to display localhost:10.0

I have RPi 3 B+ and 5" HDMI touch screen. I wrote this little GUI application in Python: import sys import os from PyQt5 import QtWidgets class Test(QtWidgets.QDialog): def __init__(self): ...
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0answers
31 views

Python Bluetooth connection automatically

Is there any way to connect Bluetooth device automatically without manually entering the passkey and automatically trusting the device?
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2answers
52 views

Is it possible to compile and Arduino Sketch into a C++ file to run on Raspberry Pi?

Since Arduino uses C++ for its programming with libraries that are specific to Arduino, is it possible to compile your sketch and have it run as a C++ program on a Raspberry Pi? I saw there was ...
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0answers
26 views

SPI voltage level

I had troubles reading an IC (ADAS1000-4) with my raspberry. As soon as I connect the chip to the SPI bus of the Raspberry, the Low voltage doesn't get as low as I expect (please have a look on the ...
2
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1answer
36 views

Installation of opencv-contrib-python through pip3 fails

I typed the code pi@raspberrypi:~ $ pip3 install opencv-contrib-python it responded with "Collecting opencv-contrib-python" Could not find a version that satisfies the requirement opencv-contrib-...
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1answer
60 views

Replacing hostapd with wpa_supplicant

I want to get rid of hostapd, because it is very unstable, and use wpa_supplicant instead. What I did So I followed these instructions. I have a RasPi 1 with two external wifi dongles. I used a ...