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). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own customised images.

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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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4 votes
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630 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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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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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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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
1 answer
2k views

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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225 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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Pihole: Redirect domain to ip (Hostrecord doesn't work)

Pihole is like an own DNS Server. So it must be possible to edit and add domains. I want to connect the domain my.domain with the ip my.own.ip.adress. That means I enter my.domain to my browser and ...
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1 answer
198 views

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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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 ...
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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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711 views

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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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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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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564 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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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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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
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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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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
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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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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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0 answers
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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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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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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
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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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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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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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  • 151
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0 answers
605 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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540 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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3 votes
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392 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
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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
1 answer
254 views

BTSync update: 2.0.93 => latest

Years ago I installed BTSync from debian.yeasoft.net repo. My /etc/apt/sources.list.d/btsync.list: deb http://debian.yeasoft.net/btsync wheezy main contrib non-free deb-src http://debian.yeasoft.net/...
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3 votes
0 answers
870 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
425 views

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 ...
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3 votes
0 answers
834 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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3 votes
0 answers
145 views

Local LAMP server slow on mobile devices

I set a local lamp server at my raspberry 2 B. I uploaded a HD media file in it is working well when I browse I can watch video well. My problem is I am connecting to raspi by wireless and it is ...
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3 votes
0 answers
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How can I fix hanging SSH on Raspbian?

When I log in through SSH on my Raspberry PI 2 i can work for a couple seconds then the connection breaks. I get the error: packet_write_wait If I pin the host I get something like: Request timeout ...
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3 votes
0 answers
593 views

DS18B20 temperature sensor not found in folder

I've bought the camjam edukit 2 for my pi which includes the DS18B20 temperature sensor. However, after going over the instructions 20 times, rebuilding it a same amount and searching online, I still ...
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3 votes
0 answers
291 views

External HDD stopped mounting automatically in Raspbian

In Raspbian I used to be able to just plug in my external HDDs and they would be detected I could then find them in /media/ using WinSCP and transfer files to them. I haven't used Raspbian in a ...
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3 votes
0 answers
505 views

Raspbian Jessie+ breaks SPI (RFID Reader MFCR 522)?

Long version: I have a very odd problem: I connected a Mifare MFRC 522 RFID Reader to my raspberry Pi (it handles communication via SPI). For that I used one of the many Tutorial already on the ...
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3 votes
0 answers
3k views

TFT Kernel module not loading on startup

I'm not able to load a driver for a TFT display permanently on a Raspberry with Raspbian OS like specified here: fbtft_device name=sainsmart18 verbose=0 in /etc/modules. Whenever I restart the ...
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3 votes
0 answers
230 views

Adafruit Retrogame library will not send character press events

I'm trying to build a small arcade cabinet powered by the Raspberry Pi 2. I've got several arcade buttons (for ABXY, Insert Coin/Select and Start) and an 8-way joystick. I'm following the tutorial ...
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3 votes
0 answers
344 views

Midori Dashboard (autostart) - no JavaScript

I set up a small dashboard via /etc/xdg/lxsession/LXDE-pi/autostart @xset -dpms @xset s off @xset s noblank @midori -e Fullscreen -a https://domain.tld But it seems that JavaScript pages will not ...
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3 votes
0 answers
829 views

Problem configuring touchscreen for Raspberry Pi

I want to use this 3.5" adafruit touchscreen, so I followed this tutorial I ran the following commands from the link : curl -SLs https://apt.adafruit.com/add | sudo bash sudo apt-get install ...
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3 votes
0 answers
3k views

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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3 votes
0 answers
503 views

Using kernel debug symbols on Raspberry pi

I see that I can install packages that contain the kernel debug symbols in Ubuntu as shown here. Is it possible to do the same for Raspberry pi? I'd really like to have kernel symbols for the raspbian ...
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3 votes
0 answers
548 views

pi-gpio does not turn on/off the pin

I installed the HAP-NodeJS and I am using the Light_accessory.js to control a light. I Also installed pi-gpio and when the server is running I see that the state changes from 0-1 and vise versa. The ...
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3 votes
0 answers
445 views

The distorted audio issue if I set low volume

I bought Raspberry Pi 2 model B and tried to play the audio after rpi-update. amixer set PCM 100%; aplay sample.wav It is good quality. However, the audio is gradually distorted when I turn down the ...
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3 votes
0 answers
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fsck crashes when booting from USB

I have set up my Raspberry Pi 2 Model B to boot from a USB flash drive like in this article. Basically, I have burned the Raspbian image to a USB drive, then copied the boot partition to my SD card, ...
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3 votes
0 answers
878 views

My external USB HDD doesnt spin down

I have a raspberry pi running with raspbmc. There is connected a WD Elements ( /dev/sda1 ). Unfortunately the disk doesn't spin down. It looks like hdparm is not working. The following I have tried: ...
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