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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Invisible window on 3.5" touch screen

I've connected Kedei 3.5" touch screen to raspberry pi 4, some times when running an application the window is invisible as seen in this screenshot: another example is that the main raspberry pi ...
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problems with bullseye libcamera

Does everybody agree that bullseye and libcamera is a complete disaster or not? It seems that there a lot of people trying to use bullseye but are having problems getting a simple camera to work I am ...
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How to configure the watchdog

I tried to configure the watchdog on several Pi's with the latest Raspbian by adding "dtpatam=watchdog=on" to /boot/config.txt and adding a file called /etc/watchdog.conf with: watchdog-...
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Cannot change permission of a mounted external HDD due to rpi-first-boot-wizard user [closed]

I mounted an external hdd sudo mount into /mnt/edisk on my raspberry pi. If I check ownership, strangely I see this: drwxr-xr-x 19 rpi-first-boot-wizard rpi-first-boot-wizard 128K May 10 17:44 edisk I ...
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Are Waveshare 2-CH_RS232_HAT stackable?

Is it possible to stack the Waveshare 2-CH_RS232_HAT? This is a link to the wiki page: https://www.waveshare.com/wiki/2-CH_RS232_HAT. The hat is driven via SPI, the interrupt pin can be chosen, there ...
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Bluetooth on raspberry 4 without Linux

I'm working on non-Linux compliant OS and now trying to enable bluetooth on Raspberry Pi 4. I have some necessary drivers such as: gpio, uart (pl011 and mini-uart), mailbox and expgpio through that ...
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Raspberry Pi - Sharing Internet with Eth0

My RPi is connected to Wifi. And there is a switch which has DHCP cache and connected devices to it. For ex: PC1 is connected to VLAN10 in switch, and VLAN10 has DHCP range 192.168.1.0/24. VLAN10's IP ...
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waveshare GSM/GPRS/GNSS/Bluetooth HAT gps software problems (AT commands)

when I got the hat working with the serial communication I have a problem. it seems that the GPSObj not stores the values when I running the test codes for the gps data ex: Code: Select all from ...
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Raspberry pi 4 8-9 time act led flash

I was working on omv Nas project and suddenly my pi stop responding and it reboted itself. now it's won't show anything on both the hdmi display also ethernet plus both the usb port stop wrong ...
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Connecting a RPi to an Arduino Motor Shield

My friend and I are building a robot and we need to connect an Arduino Motor Shield to a Raspberry Pi (picture added below) but we don’t have access to a Breadboard and neither can we get one, does ...
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Error when installing filebeat on Raspberry PI 3

I'm trying to install filebeat on my raspberry pi 3 following this tutorial https://www.gunnarleffler.com/posts/raspberry_pi_filebeats/?fbclid=IwAR1v-agodz-...
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Script running from terminal after setting pythonpath and running "thonny&" command, but not when thonny ide is opened directly

I am using a Raspberry Pi OS 64-bit to run a script that will capture an image. I have gone through installing the right packages for libcamera for this OS and can run libcamera apps using my terminal....
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Cannot install libc6: Depends: libgcc-s1 but it is not installable

I got my rPi in a major mess, after setting a newer apt source and upgrading. I can no longer install libc6, e.g. This is my /etc/apt/sources.list.d/raspi.list contents: deb http://archive.raspberrypi....
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How to determine which device is being used for the display

I have a Pi4 running Raspbian OS with an LCD touchscreen display attached. I am not using X so no desktop is shown. The display appears as /dev/fb0 and I want to use this in a kiosk manner (with code ...
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Is the CM4 model number stored in flash?

The CM4 has a serial number that can be pulled. Can you also do this with the model number? In raspian is there a way to pull the model number or is it stored somewhere on the CM4?
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Raspberry PI noise reduction on analogue sensors

I am trying to reduce noise on an analogue sensor. I have scanned many forums for answers and spent multiple hours / days on finding the optimum solution. I am using ACS712-based sensors and the need ...
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Reading data from GPS module using Python on Raspberry PI

I am using a NEO-8M Satellite Positioning Module on a Raspberry PI. I am trying to read data off the device using python. I am new to the Raspberry PI and Python. I can read data from the NEO-8M GPS ...
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Filebeat on raspberry pi 3

I wanna know if is it possible to install filebeat from elasticstack (I need it to get logs file from an indoor camera) on raspberry pi 3 and if yes does anyone have a tutorial or can teach me the ...
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Slanted Screen on raspbian

So I am setting up my Raspberry Pi 4 Model B(I think that's the model) on a TV screen. I set it up, and boot the raspberry pi. During boot, I see the screen just fine, but when the GUI(or homescreen) ...
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Black screen single dash but not blinking

I have a raspberry pi 4 that when booting gets stuck on the black screen with the blinking cursor in the top left corner but after about 3 seconds it freezes and the cursor becomes still. I have tried ...
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Advice on how to get started with building a home safety system using a Raspberry pi 4 [closed]

As a part of The IOT course, we have to build a system which monitors the house and notifies the client in case of any danger, for example: gas leak, house intrusion ... . Having these monitoring ...
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Adafruit_SSD1306 and Adafruit-BBIO legacy install issues

trying to get my 0.91 oled v1.0 geekpi expansion board hat to run in general/autorun when powered on, the OLED and the Leds, however im having tis pp up everytime i get to the OLED , any help is ...
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libcamera and PiCamera not working on Raspbian Bullseye

Good day, I am using straight-out-of-box/new 3rd Party compatible Pi Camera with Raspbian Bullseye. The camera don't seems to work, so I tried following: sudo Updated & Upgraded Sudo raspi-config ...
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Raspberry pi 4 Low voltage warning

Hi I have a Raspberry pi 4 which is used to drive a car for a project. Pi is powered using a hat connected through gpio ports. I am using 2 x 18650mah 3.7v for powering the car and rpi. Most of the ...
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How do I get Docker host mode networking to work on a Pi?

I have Docker running on my Pi running Raspbian right now, so far it's okay but I want to enable host mode networking so that I can obtain the source IP addresses of requests going to my container. ...
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Raspberry pi 4B Error looking up passwd struct for uid 1000: Input/output error

i´m getting this strange and crash raspbian os error with a frecuency of 1 time every 4 days. My raspberry pi 4B its always running and of course pluged in, with the original charger, 1 time every ...
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How to create symbolic link for pi-camera module?

I have a RPi4 with a USB camers and pi-camera module but the /dev/video[id] changes on reboot. I want to create a symbolic link for pi camera module and USB camera. But the udev rules: https://...
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RPi4 doesn't show `tty/USB` for a USB connected camera

I have an RPi camera and a USB camera connected to my RPi4. lsusb: pi@raspberrypi:~ $ lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 0c45:636b Microdia ...
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Raspberry Pi 3b+ freezes when building opencv-4.5.2

When i apply make -j1 at ~/opencv-4.5.2/build folder, raspberry pi is freezing at 85% of building. So I changed swap size at sudo nano /etc/dphys-swapfile CONF_SWAPSIZE=100 changed to CONF_SWAPSIZE=...
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How to decrease RPi image capture time?

I have two camera connected to RPi (1 USB camera and 1 RPi camera). I need to capture both images to do some processing on them right after image capture I have this code: file1 = 'imagecapture' + '...
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Raspberry pi 4 doesn't boot green light blink ones

Raspberry 4 model b doesn't boot at all, when i plug power supply red light always lights, and green only blink ones, and nothing more. I try 3 differnt sd cards, try write raspbian in Imager, in ...
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How to install gcc-4.8 on Raspberry Pi 4B

I tried to install it by apt-get, but it turns out there is no gcc-4.8 in any repositories, here is my /etc/apt/source.list file: deb http://raspbian.raspberrypi.org/raspbian/ bullseye main contrib ...
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Using 2nd Monitor on raspberrypios on windows TW801 tablet

Last week I installed Raspberrypios on a Windows TW801 tablet. Screen was too small to read easily. I got a Sceptre 205W monitor and used a micro hdmi to hdmi adapter to power the monitor. worked ...
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DNS is sometimes returning the wrong IP address for a website

I have a Pi4 running Raspbian desktop using NetworkManager for IP management. I have two wifi networks, one for general internet access and the other to access a device with fixed IP of 5.8.8.8. I am ...
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Chromium won't open web page properly when launched from CLI

I am running raspbian on a Pi4 in desktop mode. Everything is up to date (apt update/upgrade). I want to open a web page from the command line. I have tried "chromium-browser http://localhost/...
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Why does my Raspberry Pi 4 restart my script, and then turn it off?

I run a Discord py script on my Raspberry Pi 4, but after a while (around 45 minutes) it just restarts when I haven't done anything. After some time it just turns off without an error. Why does this ...
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delay Without Sleep functions error

Sleep without sleep python3 --version Python 3.7.3 import time last_millis = 0 time_period = 1000 # 1 = 1 millsec , 1000 = 1 sec def do_somthing(): print(last_millis) while True: ...
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Sonic Pi Slurs and Ties

I'm trying to duplicate a few sheet music song phrases. I use a command like: play_pattern_timed [:b3,:a3,:c4], [0.5,0.5,1.0] # for regular notes (which works fine). However, when I try to code a ...
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Transferring files from raspberry pi 3 Model B+ to raspberry pi zero v1

I have a raspberry pi zero v1 and a raspberry pi model 3 B+. The second one has some testing files i want to transfer to the first one. Right now i’m ssh’ed into both raspberry pi’s (I’ll call them rp’...
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Error after simple packages update of raspbian bulleyes: /etc/kernel/postinst.d/apt-auto-removal: 15: mv: not found

After did as usually commands sudo apt update and sudo apt upgrade I am facing the following issue: run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 5.10.103+ /boot/kernel.img /etc/kernel/...
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Can I connect an HDMI display to raspberry pi with Raspbian OS lite (doesn't have desktop)?

I am currently working an a project with raspberry pi 4 and I need to display a GUI using PyQt5 The problem is the Raspbian OS lite doesn't have desktop (I installed it to optimize the resources ), ...
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Raspberry Pi Model 4 - Disconnects after a time of inactivity

I am running a small server with 6 docker services on a Raspberry Pi Modell B. After a short time of inactivity (and with that I mean no being connected via ssh) of approximately 20-30 minutes, my ...
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Cronjob Raspberry Pi not working

I am trying to use my raspi to host a discord bot that every morning publishes the food in my school. I have setup a bronjob with crontab -e but it's not working. Crontab lookis like this: 45 07 * 2-5 ...
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emergency mode starts by default on raspberry pi 3

When i try to start the raspberry pi 3 .. it gets stuck on: You are in emergency mode.After logging in, type “journalctl -xb” to view system logs, “systemctl reboot” to reboot, “systemctl default” or ...
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Changing i2c ports and busio.py

thanks in advance for any help, this is quite the sticking point for me unfortunately, Basically I'm coding a program in python for my raspberry pi 3 to read values from two voltmeters, through an ADC,...
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SSH not working on freshed installed Rasperry Pi OS with enabled ssh in Rasperry PI Imager

I have the Raspberry Pi 4B (2GB) and I'm trying to configure it without using a desktop environment. I'm using the official Raspberry Pi Imager v1.7.1. I'm installing Rasperry PI OS Lite (64bit). In ...
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I2C slave fifo sync issue

For testing purposes of my firmware of an ESP32 I would like to simulate the sensor it's communicating with through I2C. Therefore I'm trying to setup my Raspberry Pi 3B+ as an I2C Slave So it could ...
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How can I hide text under desktop icons in Raspbian

Is there any way to lose the text under a couple of icons on the desktop? Using Raspbian. Maybe there is a desktop icon entry that can do this. cheers.
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Raspberry pi HQ camera PNG capture taking a long time at full res

Does anyone know what factors the PNG capture takes a long time (16 seconds in well lit conditions and size 11MB) to capture at full sensor size (4056x3040) using the HQ camera? Is it mostly ...
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Bluetoothctl from script with submenu

I m just trying to prepare script which emulate BLE Peripheral Device. I am using bluetoothctl like this: bluetoothctl -- power on bluetoothctl -- advertise on Above scripts works properly, but I ...
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