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.
7,289
questions
0
votes
0
answers
293
views
Waveshare 2CH RS232 HAT on Raspberry pi 4 not sending nor receiving message
Hi Raspberry pi enthusiast,
Recently i'm using 2 Channel RS232 Hat from waveshare placed on top of raspberry pi 4. And i already follow all the instruction on this waveshare's wiki. but, until right ...
0
votes
0
answers
32
views
Is there a ready-made wiring diagram and library to use RepRap / Prusa controller?
I have a spare Reprap controller, like one on the picture below. I also have a spare Prusa controller that was swapped out because warranty covered aesthetic damage. Still, both work.
I recently ...
- 101
1
vote
0
answers
153
views
Suggestions on using Pi as an audio delay buffer
Trying to find a solution to using a Pi as an audio delay device (in the order of 10 minutes or so).
I have an external analog audio source providing constant audio to the Pi via an external USB ...
1
vote
1
answer
113
views
My Application (based on python tkinter) is not running at Boot time (autostart) in Raspberry Pi Os?
I have made executable file of python tkinter application. It runs well when clicked. But I want to run it at Boot time (AutoStart) in Raspberry Pi Os.
I have tried many methods but they didn't work.
...
0
votes
2
answers
2k
views
Raspberry pi 4 shows solid red light
My raspberry pi 4 is showing a solid red light, the green light stops blinking shortly after I power on. Everything was working fine up until last night, I have the raspberry pi power adapter, 64GB ...
- 101
0
votes
1
answer
47
views
How can I have the raspberry pi run scripts portably?
I am a noobie and just got a raspberry pi yesterday and I want to create a wifi strength device with my raspberry pi. I have a wireless adapter and alreaady made a script for my linux machine. It ...
-1
votes
1
answer
3k
views
USB 3.0 Raspberry Pi 4 B data rate
I have a Raspberry Pi 4 B.
When I plug the ethernet cable to the ethernet connection, I get speeds close to 1 Gbps as expected.
Nevertheless, when I plug an USB3.0 cable I get a maximum of 400 Mbps ...
- 117
2
votes
0
answers
55
views
Raspberry PI 3B+ losing connnection
I have a problem with my raspberry. I can connect to it using putty(ssh) or VNC Viewer, but after few minutes the connection drops.
I still see it listed when i go to "connected devices" on ...
- 21
0
votes
1
answer
20
views
Running non-executable in Raspbian OS for Raspberry Pi in menu, can't find terminal
I have installed Fern wifi cracker, it's a python file called "execute.py", I opened the "Main Menu Editor" app, that lets you add apps in the menu bar on the top of the screen. I ...
- 11
0
votes
0
answers
183
views
Raspberry Pi Windows GPIO Control
I installed Windows 10 on Raspberry Pi development board. I will read/write by specifying input/output from Raspberry Pi GPIO pins. I know on Raspbian OS but I haven't done it with Windows before. Can ...
1
vote
0
answers
220
views
No network access to or from docker containers on Raspberry Pi 3B+ running Raspbian Bullseye [closed]
I installed Docker on a Raspberry Pi 3B+ running Raspbian Bullseye using the script at get.docker.com but when I try to connect from the LAN to any containers (e.g.:portainer, linuxserver/transmission,...
- 11
1
vote
1
answer
87
views
How to get measured(analog/digital) output from 801s vibration sensor? [closed]
I have Rpi3B+, 801s vibration sensor and a ADC. I need the analog output to plot a graph for analysis. Basically I need to observe how vibration is affecting the other properties of the machine. ...
1
vote
0
answers
45
views
Web server requests very slow from Android devices on local network
I have multiple pi's on my home network, all running web servers for various things, some hard-wired, some over wifi. Now these all work lighting fast from my desktop PC or laptop (both wifi and ...
- 11
1
vote
1
answer
295
views
Am I allowed to use underscores for hostname names?
I am trying to give a hostname along the lines of PiComputer_User1 however I am encountering the following error:
unable to resolve host (hostname) : Name or service not known
I have added static ip ...
- 11
1
vote
0
answers
185
views
Raspberry Pi Zero 2 Bluetooth connection issues
I managed to succesfully pair my Raspberry Pi Zero 2W with my android phone via bluetoothctl but I cannot get it to connect on startup.
*@raspberrypi:~ $ uname -a Linux raspberrypi 5.15.74-v7+ #1595 ...
- 11
0
votes
0
answers
40
views
Why is this login prompt randomly appearing?
Every so often, I see my Pi 4 1GB is displaying a login prompt, for no obvious reason. Here is an image:
The Pi is set to boot up around 7am (via a timer plug), display a web page all day, then shut ...
- 101
0
votes
1
answer
129
views
How to get analog output from ultrasonic sensor hc-sr04
I have ultrasonic sensor hc-sr04.
I want to make edge guide (not distance measuring) . So I need analog output from receiver.
Thanks in advance.
1
vote
0
answers
178
views
Auto accept bluetooth pairings
I want to automatically accept Bluetooth pairings with any device that wants to connect, I tried all answers (without python ones) from this question:
Automatically accept bluetooth pairings
But they ...
- 11
-1
votes
1
answer
110
views
Prebuilt VM with Raspbian installed
I want to port some of my apps to Rasberry (Arm CPU), and am looking for the easiest way to get there. My apps are C++ & Qt5 based.
I've read about cross compiling (looks like lots of headaches), ...
- 107
0
votes
1
answer
141
views
Deactivate WIFI MAC spoofing on Raspberry Pi Zero 2 W with DHCPCD?
After the same update/upgrade I did to my 10 Raspberries (Pi Zero 2W), 4 out of them keep on using when connecting to my WiFi, a MAC Address which is not the hardware one (the one I see via ifconfig). ...
- 115
1
vote
1
answer
382
views
Where are the File Manager settings stored on the disk?
I am trying to set up a large number (30) of headless Raspberries and I want to change (turn off) the "Show available options..." setting of the File Manager.
I know how to do it form the ...
- 63
1
vote
1
answer
119
views
Measurement in realtime Raspberry Pi 3
I have written a script in python in my Raspberry Pi 3, to get and plot data in real-time from an ADC.
The problem is that the data is not time accurate. I want my data to be read once per second or ...
2
votes
0
answers
195
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 ...
- 121
1
vote
1
answer
216
views
Raspberry Pi spidev CLK working but no signal on MOSI
I have a Raspberry Pi Zero W that uses this LCD screen, including its touch interface using SPI0.
What I am trying to achieve is to add another SPI device that uses SPI0. I am able to successfully ...
- 113
4
votes
1
answer
3k
views
Best way to achieve robust low latency video streaming to a browser using a Raspberry Pi Zero
I want to stream the live video feed captured from a camera attached to my Raspberry Pi Zero to some browser with as low latency as possible (<1s). My end goal is attaching the Pi Zero & Camera ...
- 41
1
vote
0
answers
104
views
Adding LUTs and film grain overlays to raspicam
learning python and such by coding and building a camera using the High Quality Camera. Being able to code physical inputs to control the various camera functions was a major win for me, so I don’t ...
- 119
1
vote
1
answer
554
views
RPi 4 not recognising M2 drive in argon case
I have a raspberry pi 4b, which has been booting happily off an external usb-connected ssd. I have now put it into an Argon ONe case, with an MD SSD, and it will not recognise the M2 drive at all as a ...
- 171
0
votes
0
answers
839
views
How to auto run moonlight-qt in console after auto login?
moonlight-qt runs in the terminal without desktop environment fine but I would like it to auto launch after auto login. I tried creating systemd service to do this but nothing happened.
[Edit] This is ...
- 101
-1
votes
1
answer
285
views
Dpkg fatal error - Rasberry Pi - Re-post Need help please
I don't know what is the problem. I have tried using sudo dpkg --configure -a and apt-get clean; still getting the same error. I did post this 2 days ago but the formatting got all messed-up, tried to ...
user149466
0
votes
0
answers
79
views
rasberry pi unrecoverable fatal error
this is what i get when i do sudo apt-get upgrade .
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating upgrade... Done
The following packages ...
0
votes
0
answers
22
views
Possible to connect non-local rasberri pis to create mesh network?
Hello I am new to Raspberry Pi's and need to use them for my school project. Each of my group members were given one raspberry pi from the school, and we wanted to make a mesh network with them for ...
- 1
0
votes
2
answers
148
views
Raspberry Pi and bscXfer/bsc_xfer not reliably passing data between Arduino Master
Data passed between a Raspberry Pi, configured as an I2C slave device, is not reliably transmitting between an Arduino I2C bus master device. Data is consistently getting lost, and slave responses are ...
- 3
0
votes
1
answer
447
views
RPi using multiple hats?
I was wondering if anyone has used a raspberry pi with more than one RPi hat module. I was hoping I could use a relay board with the POE heads at the same time. I would attempt this right now but I do ...
0
votes
0
answers
62
views
VGA Output Not Working
When I Used VGA On My New Monitor It Says Something Along The Lines Of: Cant Open Display Mode, Optimum Resolution 1366 by 768 60hz. Im Using A Raspberry pi 4 Model B 4GB Ram
Heres an image:
0
votes
1
answer
450
views
Can I fix the port for USB devices in raspberry pi?
I have a raspberry pi and two QR code scanners, scanner1, and scanner2, I want to connect both scanners with the raspberry pi but at specific ports. Rasberry pi has four USB ports 1, 2, 3, and 4 ...
- 11
0
votes
2
answers
309
views
Raspberry Pi / I2C Slave / bsc_xfer()
Good evening. I am trying to use a Raspberry Pi Zero W 2 as an I2C Slave. Trying to implement some of the solutions using bsc_xfer in this forum, I simply cannot get any data back and forth to the ...
- 3
0
votes
0
answers
70
views
virtually boot my rpi-disk in mac env
I have an SSD disk with Raspbian on it. When I plug it into my MAC it only shows the boot partition (not the filesystem that you get once booted into the actual raspbian).
Is there a simple way to ...
- 101
0
votes
0
answers
206
views
Why can my Pi not "detect" my 3D printer, but my laptop can?
Printer mainboard: BTT SKR mini E3 V3.0 running klipper firmware
https://github.com/bigtreetech/BIGTREETECH-SKR-mini-E3
Long story short, I accidentally powered on my 3D printer while unplugging the ...
0
votes
0
answers
87
views
How can I figure out my Python code with Kivy and Raspberry Pi GPIO?
I try to add actionbar to all screenmanagers in Kivy 2.1.0. I found some solution to my problem but I added some more features like GPIO pinout from Raspberry Pi. Here is a solution without gpio.
I ...
0
votes
0
answers
132
views
pi 3 stuck on rainbow screen
I installed a fresh version of Raspbian OS full via the raspberry pi imager tool but my pi is just stuck at the rainbow screen and wont load, even after 10min.
The power supply should work because it ...
- 221
2
votes
1
answer
77
views
How to open PI for network traffic on a schedule [closed]
In an attempt to reduce risk to an IOT device I'd like it to enable wifi on a schedule, say only between 00:00 and 00:03 every day. Only just enough to upload a log file to my server, and then disable ...
- 101
1
vote
2
answers
112
views
Why is my disk suddenly full while du only shows (quite a bit) less space being used?
On my Raspbian GNU/Linux 10 system it seems that I've run out of space.
df shows that no more space is available on the root filesystem:
Filesystem Size Used Avail Use% Mounted on
/dev/root ...
- 113
1
vote
0
answers
1k
views
Splash video for 64-bit Raspian (alternative to omxplayer)
I have RPi Zero 2 with 64-bit Bullseye installed. I am using it for a kiosk application. I want to play an intro (splash video) during boot.
The tutorials I read use omxplayer. But when I run the ...
- 11
0
votes
1
answer
86
views
Raspberry pi 4 is not booting with Disk image that is working on Raspberry pi2
I am new to this project. The project was developed in 2015 using Raspberry pi2 and a 7' touch display. The disk image works perfectly on Raspberry pi 2. I tried to flash the disk image to an SD card ...
- 1
0
votes
1
answer
349
views
Make rasbian a rolling distro by changing the sources.list
Been reading. I found out that in debian you can make it a "rolling release" by changing the distribution name to "test" (or something like that, not quite understand). Is there a ...
- 103
0
votes
1
answer
693
views
Raspberry Pi is set to "Desktop Autologin GUI as user", but does not work
I have a bunch of RPi 3B+ that are set to "Desktop Autologin GUI as user XYZ" using the raspi-config tool. The RPis all run headless, but need the desktop GUI up and running for remote ...
- 189
0
votes
2
answers
99
views
Detect if a raspberry zero is turned on
I would like to use an old raspberry zero 1.3 to share files in my home network, but I wish I could shut down the connected hard drives as the system shuts down.
Initially I thought that it was enough ...
- 103
0
votes
0
answers
78
views
RaspAp only working in ssh
I set up RaspAP through ssh to get it up and running but every time I end the ssh connection from my pc the hotspot stops working. I'm new to this so anything helps. I don't know if its something I ...
0
votes
0
answers
55
views
Weird load averages, want to downgrade firmware
I have a bunch of raspberry pis
Two of them show a vcgencmd version of (a Pi4, and a Pi3A):
Jul 4 2022 14:41:54
Copyright (c) 2012 Broadcom
version 01db5c05be1b3594c8f040ed7c1ac2748890c2c8 (clean) (...
- 123
-1
votes
1
answer
69
views
signaling Raspberry Pi with PLC
I want to give signal via PLC to Raspberry Pi and when the raspberry pi gets that signal, it should run the python script and when the python script execute properly and cycle is completed, it should ...
- 1