Questions tagged [raspbian]
DO NOT use this tag for new questions; Identify actual OS e.g. Raspberry Pi OS-Buster . Raspbian renamed Raspberry Pi OS (32-bit) is a family of GNU/Linux operating systems derived from Debian. Version numbering follows that of Debian and the current stable is 11 (Bullseye). Raspberry Pi OS is the most widely used Pi based distro.
1,723
questions with no upvoted or accepted answers
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answers
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GY-521 module / MPU-6050 3x Accelerometer not detected by i2cdetect
I got this GY-521 module (https://www.aliexpress.com/item/MPU-6050-3-Axis-gyroscope-acce-lerometer-module-3V-5V-compatible-For-Arduino/2035920870.html?spm=2114.13010608.0.0.pRpLS4) and no matter what ...
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6
votes
2
answers
1k
views
Wifi raspberry pi 2 problem
My wifi adapter worked fine with the Rapsberry pi B but when I update to Raspberry pi2 it doesn't work. I'm using wheezy and when I run lsusb I get:
Bus 001 Device 002: ID 0424:9514 Standard ...
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5
votes
1
answer
247
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Problem sending analog read values over serial
Ok I apologize as I have edited this quite a bit, but I have narrowed down the problem a bit more. For some reason I can't transfer values from my arduino analog pins??
I am trying to send values ...
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5
votes
0
answers
907
views
Custom camera driver
Is it possible to write a driver, say for a OV camera, based on the existing drivers at the RPI git repo?
As is I understand, with a datasheet for a sensor it should be possible to write a similar ...
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5
votes
0
answers
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Why doesn't extract-vmlinux work with Raspbian's /boot/kernel*.img?
To monitor if a reboot is necessary, I wanted to compare the version of /boot/kernel*img against the version of the running kernel.
To get the kernel version of a compressed linux kernel image (...
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4
votes
0
answers
1k
views
BLE Connect fails with page timeout
I've got a custom BLE 4.1 device and I'm trying to connect it to Raspberry PI 3 B+ using hcitool, gatttool, bluetoothctl, ..., without success.
The device is an NRF BLE chip with the Nordic UART ...
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4
votes
0
answers
13k
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Key Combination to interrupt bootup and get a terminal?
Is there a way for me to interrupt the boot of the raspberry pi and go into the terminal straightaway?
Background:
I have installed a faulty LCD display driver, so I am connected to my HDMI display &...
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4
votes
1
answer
2k
views
Play sound with mono c# doesn't work on Raspbian
I try to play a sound from a Raspberry Pi 3 with Raspbian installed. I have mono installed. I tested it on Windows, and it runs well. But when running it on Raspbian. I don't get any error message and ...
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4
votes
1
answer
2k
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How to change default apache folder to Flash drive on Raspbian?
I have apache 2.4 on my raspberry pi and need to change DocumentRoot to flash drive folder.
But I have 403 Forbidden.
In apache logs:
AH01630: client denied by server configuration: /media/pi/www/...
4
votes
0
answers
620
views
How to install the MINI4x6 terminal font on the latest Raspbian (Jessie-lite)
I'm using a small 3.2" LCD screen and want to get as much text on it as possible (console screen). So far I can choose between Terminus6x12 or VGA8x8, but the MINI4x6 font seems to be missing.
I have ...
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4
votes
0
answers
476
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Speech Recognition ERROR
I am using a speech recognition library on a Raspberry Pi in Python that I found here and I installed it through pip. I also had to install Pyaudio of their site here. Pip would not work for Pyaudio ...
4
votes
0
answers
3k
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Share Wi-Fi Internet access via Bluetooth on Raspberry Pi
I have tried multiple ways I got on Google, without luck.
I know if I am on an Ubuntu machine, I can use BlueMan to configure this. Actually I have already succeeded in that. However, I think BlueMan ...
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4
votes
0
answers
1k
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Full duplex Audio With USB Sound Card
I setup Raspberry Pi with external usb sound blaster sound card. My Goal is to be able to record and play audio simultaneously. I setup and configured it to be the default sound card as follows:
sudo ...
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4
votes
4
answers
6k
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RASPBIAN STRETCH can't use startx desktop ui
I've just installed the latest version Raspbian.
After that i've tried to access the desktop version trough putty (sudo startx) but i get the following error:
X.Org X Server 1.19.2
Release Date: ...
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4
votes
1
answer
5k
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Can't get xdotool to Ctrl+Tab after loading chromium-browser Pi-3 Raspbian Jessie
After following Dan Purdy's instructions for getting chromium-browser into kiosk mode with 3 tabs open I tried numerous variations using xdotool to Ctrl+Tab through the website ever 30 seconds. I ...
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4
votes
1
answer
2k
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Trying to get wifi working on brand new Raspbian installation
I just installed Raspbian Wheezy (2014-01-07-wheezy-raspbian.img) on my Raspberry Pi, connected it to my AirPort with an ethernet cable and booted it with this wifi dongle (Sitecom N300) inserted:
As ...
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3
votes
2
answers
562
views
Raspberry PI 4 B 8Gb running 2 ov9281 cameras with camarray hat: ERROR: *** no cameras available ***
I have a Raspberry PI 4 B 8Gb.
I have this kit (2 ov9281 cameras with camarray hat): https://www.uctronics.com/arducam-1mp-2-stereoscopic-camera-bundle-kit-for-raspberry-pi-nvidia-jetson-nano-xavier-...
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3
votes
0
answers
311
views
Improving file system performance on emulated Raspberry Pi
I am emulating a Raspberry Pi 3B running the latest Raspberry Pi OS Lite on qemu-system-arch64 but the file I/O speed is woefully slow.
This is my QEMU command, for starting my virtual machine.
sudo ...
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3
votes
0
answers
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Error while Starting Raspbian
Enviroment:
Device: Rasberry Pi 2
OS: Raspbian
Last sign of life: 8.March 2021
Problem
Since 8th of march I've got no message of my raspberry pi, so I get them and try to boot with a connected monitor....
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3
votes
0
answers
137
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How to trigger script with button press on controller
I have a Logitech wireless controller connected to my raspberry pi. I am trying to figure out how I can trigger a simple script by pressing a button on the controller.
I have no idea what to search ...
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3
votes
1
answer
1k
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Unable to connect raspberry pi Minecraft server
I am new to Linux and I am trying to set up Minecraft on a raspberry pi 4 using raspberian full. I think that I set up the server correctly but I am unable to connect to the locally or remotely. I can ...
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3
votes
1
answer
603
views
Installing docker on Raspberry PI 3
I'm getting the following trying to run docker on a Rasperry PI 3. Link to the the instructions I used.
Setting up docker-ce (5:19.03.8~3-0~raspbian-stretch) ...
Job for docker.service failed ...
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3
votes
0
answers
318
views
Coin acceptor misbehave when connected on raspberry pi
I have a Bill note acceptor and a Coin acceptor, and I have wrote a program in C# to communicate with these two machines, and it worked perfectly on windows, after that I migrated this application to ...
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3
votes
0
answers
149
views
Raspberry Pi button bug, what is happening?
I am new user of raspberry pi. I have two buttons, and some code to run, yet the led will not react to the buttons. It's probably a easy fix, but keep in mind, I am new to robotic and have only ...
3
votes
0
answers
1k
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new raspbian image doesn't detect usb cdc device
I have a usb cdc device that works fine in raspbian stretch. But when I change the image to new raspbian buster, my usb device isn't recognized.
lsusb doesn't list my device at all! I've enabled cdc-...
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3
votes
0
answers
1k
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Raspberry Pi 4: Console on first HDMI screen, X11 on second HDMI screen
The new Pi 4 has two HDMI Ports. After booting Raspbian, the first screen (HDMI-0) should display the console and the second screen (HDMI-1) should display the X11 desktop.
My first thought was ...
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3
votes
0
answers
149
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How do I build just some in-tree modules for the Raspbian kernel?
I would like to cross-build some in-tree modules (capi, gigaset) that are included in the kernel source but not in the standard Raspbian kernel.
My toolchain is using the tools from https://github....
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3
votes
0
answers
3k
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Is there a night light in Raspbian?
I am new to Raspberry Pi and I wanted to know if there is a night light mode in Raspbian (similar to the ones in Ubuntu or MacOs)
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3
votes
0
answers
1k
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Raspberry Pi 3 model B wifi monitor mode
Q. Has anyone managed to configure a raspberry-pi 3 b for monitor-mode?
I have an external (Edimax) WiFi USB dongle also, which works with my PC in monitor mode but does not work with the raspberry ...
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3
votes
0
answers
665
views
webcam issue after UV4L installation
I am trying to make a usb webcam work on my rpi but it drives my nuts.
I have Rpi 3 model B+
Also I've downloaded the newest raspbian image (stretch with desktop and recommended software). It's ...
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3
votes
0
answers
993
views
sources.list broken in Raspbian
I have updated the /etc/apt/sources.list file and ended up breaking it. I've restored it to its original contents from my backup as follows
deb http://raspbian.raspberrypi.org/raspbian/ stretch main ...
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3
votes
0
answers
1k
views
Raspberry Pi Zero W Alexa Microphone Not detecting, but speaker works
So I have looked online and I even got different mics and adapters to get this working, but it still doesn't work. I was able to successfully setup my Alexa Pi on the RPi Zero W, because when I boot ...
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3
votes
0
answers
3k
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Pi-Hole + Unbound ==> Unbound anchor not ok // SERVFAIL
Problem with unbound and pi-hole
I followed the official guide for installing Unbound alongside Pi-hole for my network, see Setting up Pi-hole as a recursive DNS server solution
A week ago I first ...
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3
votes
0
answers
879
views
Accelerated Numpy on Pi 3 B+
I'm looking to do some work with NumPy on my Pi 3 B+, and I'm not sure what the deal is with optimization, blas, etc.
I installed libatlas using:
sudo apt-get install libatlas-base-dev
Following ...
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3
votes
0
answers
1k
views
Setting up Pi Zero W Wi-Fi through USB SSH
I am having lots of problems connecting my raspberry pi zero to wifi. I have followed a number of tutorials.
1. What I have tried
This was my wpa_supplicant.conf file
ctrl_interface=DIR=/var/run/...
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3
votes
0
answers
28
views
Is it possible to have a Pi as an access point that forwards packets to another Pi that's connected to the internet?
Essentially a long range wifi extender. What I'm wondering is possible if whether you can have a setup such that a user can connect to the first Pi, make an HTTP request that gets forwarded to a ...
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3
votes
0
answers
892
views
Slow pip Raspberry PI 1
i have a issue with slow pip on Raspberry PI 1 on fresh install Raspbian Stretch.
When i ran pip freeze it take a long time.
pi@raspberrypi:~ $ time pip freeze > /dev/null
real 0m43.337s
user ...
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3
votes
0
answers
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views
Raspberry Pi 3 doesn't detect USB touchscreen
I've been trying to get a touchscreen monitor to work with my Raspberry Pi 3. The monitor is 15", externally powered, and is to be connected via HDMI and USB for the touchscreen interface. The HDMI ...
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3
votes
0
answers
5k
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Raspbian Stretch: WiFi configuration from hotspot
I'm looking for a webserver to configure the network using the AP that works with the latest Raspbian Stretch. If I'm not wrong these projects rely on the old name scheme:
https://github.com/sabhiram/...
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3
votes
0
answers
2k
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RPi 3 no WiFi problem
Last week I've bought used Raspberry Pi 3 and at the beginning everything worked just fine (WiFi especially). Yesterday I took the board out of its small case in order to measure it (I like to model ...
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3
votes
0
answers
819
views
Raspbian Reboot Hangs
Having a bit of a problem on Raspbian Jesse. I have 2 switches which I use to shut down and restart my raspberry pi. Python does an os.system ("sudo reboot") and os.system("sudo shutdown -h now") on ...
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3
votes
0
answers
5k
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Setting up a DHCP server on a Pi v3B with Raspbian Jessie?
I'm attempting to set up a Pi as a DHCP server for a private network of ~10 machines. The pi will be connected to a network switch.
So far I've been following this well written guide:
https://www....
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3
votes
0
answers
10k
views
How to configure network-manager
I'm new to rpi but not new to debian. A bit frustrated trying to find answers online. Hoping someone can answer some questions for me:
What's the default raspbian network manager called?
How do I ...
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3
votes
0
answers
500
views
Can consolekit sefely be removed, when running headless (no GUI)?
Lately I am getting a lot of the following messages in my /var/log/syslog:
Aug 26 07:48:20 raspberrypi console-kit-daemon[2376]: GLib-CRITICAL: Source ID 42 was not found when attempting to remove it
...
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3
votes
0
answers
650
views
QML without X11
Is it possible to run QML files without X_Desktop environment in raspbian Jessie for Raspberry Pi3?
I found this tutorial: EGLFS , but I would prefer if it is possible to compile directly on RPi, ...
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3
votes
0
answers
393
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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3
votes
0
answers
3k
views
Arecord not working with USB Microphone anymore
Before I start, I'd like to tell you that I've used arecord in the past with the Raspberry Pi 2 using the same USB Microphone and it has worked just fine. For some reason, it doesn't seem to work ...
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3
votes
0
answers
322
views
BLE alternatives to Beacon transmitter - Pi2
I'm working with a Raspberry Pi 2 Model B. Currently my Raspy sends a Beacon signal. No problem to receive it with an Android App. The problem is that iOS can find beacon devices only if i already ...
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3
votes
0
answers
993
views
Network unreachable error + can't add Gateway IP
I'm having the exact same problem as the poster of this question: "connect: Network is unreachable" on a working wlan0 (connected) interface
However, if I try the poster's solution of ...
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3
votes
0
answers
859
views
Persistent names for usb-serial devices
I am making a weather monitoring system to use Raspberry Pi 2. In weather eye, there are two sensors and two USB to serial ports.
I want persistent names for USB-serial devices.
I imitated this link,...
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