All Questions
37,163
questions
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4
views
Configuring the Raspberry Pi 4 B as a USB (HID) Gadget?
I am new to Raspberry Pi and recently got a RB Pi 4 intending to use it as a mouse/keyboard for my laptop. The problem is that I can't find valid information about how to configure the Pi 4 as a USB ...
- 101
0
votes
0
answers
5
views
WINE ARM64 install for Raspberry Pi OS 64 bit to run Windows for ARM native applications
I have used WINE with Ubuntu Linux on x86 Intel CPUs to run Windows applications compiled for x86. I now want to use WINE ARM64 with Raspberry Pi OS 64 to run Windows for ARM applications compiled for ...
- 389
0
votes
0
answers
7
views
Use external power supply
I'm a newbie
I have a circuit which requires 12v to drive some ESCs that go to brushless motors and 5V that goes to pin 39 of a raspberry pi pico, they share a neutral / negative to complete the ...
- 101
0
votes
0
answers
4
views
allow eth0 connections to communicate with WLAN and internet
Runing arm64 Bullseye on Raspberry Pi3
The Use Case is:
Sky router running DHCP server.
All devices connected via WiFi to Sky router.
Successfully connected a Pi via WiFi to the router. Network all ...
- 1
0
votes
1
answer
20
views
Raspberry pi's pins state at boot unknown
I would like to know, Is there a way to define a known state for the GPIO pins in my raspberry pi at boot. The issue is that whenever I boot-up my pi, it enables all of its pins and then grounds them, ...
0
votes
1
answer
21
views
CM4 custom board with max98357
I had this module on my raspberry CM4 IO board:
Adafruit MAX98357 I2S Class-D Mono Amp
The module works perfectly on my IO board, but when I made my board (see diagram) it just keeps on grunting when ...
-2
votes
0
answers
19
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cannot install open cv in raspberry pi 3 model b+ where source list is Jessie
this is for the project the board is provided from our college
we are trying to install opencv on raspberry pi 3 model B+ but we cannot install cmake and openCv.
but we have encountered an error . one ...
- 1
0
votes
1
answer
36
views
Many piezo crystals driven by Pi? [closed]
I'm considering starting a new RPI project that will end up being a haptic feedback suit for video games. My thought process so far is that I can embed a lot of piezo crystals inside a vest / jacket ...
- 123
0
votes
1
answer
16
views
Router does no connect to RPi 4 after restart
I shutdown the Pi running raspberian 64 lite with poweroff many times before and restarted it by un- and replugging without problems. After following this https://www.youtube.com/watch?v=RMW1Zi8MSas
...
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votes
0
answers
12
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Get Jackd to coordinate with ALSA and AudioInjector Octo?
I am attempting to run the AudioInjector Octo on a Raspberry Pi 4, running the Raspberry Lite OS.
My understanding is that ALSA manages AudioInjector - but that I also need jackd to send audio from my ...
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votes
0
answers
20
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Import data from sensor into node-red
I’m doing a uni assignment on Iot, and we are doing a soil moisture system with a water pump. One stipulation is that we need to use Node-Red.
List of components
*MCP3008 8-channel ADC
Raspberry Pi 4
*...
0
votes
0
answers
19
views
Yocto nl80211 not found
I am new to yocto. I am trying to run the built-in Wi-Fi in Raspberry Pi Zero W using yocto.
I am getting this error when running iw wlan0:
nl80211 not found
I have included the following packages in ...
-1
votes
0
answers
29
views
How do I control 6 motors with a Raspberry Pi? [closed]
What motor driver can drive 6 motors with a Raspberry Pi?
- 1
0
votes
1
answer
40
views
Can't Install netperf on Bullseye
I am trying to install netperf on a RPi 4 with Raspbian 11 Bullseye I followed the directions from a previous post, netperf command doesn't exist on raspbian, but receive an error after make
I ...
- 3
0
votes
2
answers
37
views
Howto safely reboot a hanging raspberry without SD card corruption? (reset button vs. power cycling?)
Occasionally my headless Raspberry Pi becomes unresponsive.
I have configured the watchdog, but it doesn't always kick in.
So I have added a reset button which does a hard reset by connecting the ...
- 111
0
votes
0
answers
16
views
Is it possible to enable an HSP/HFP profile in Raspian Bullseye?
I am running Raspian Bullseye (Debian 11) on a RaspberryPi 4b and would like to use my Apple AirPods as a 2-way headset. I've done lots of digging, followed this tutorial by Youness (https://youness....
0
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0
answers
28
views
Raspberry Pi W Zero HID by USB socket
pi-thuiasts.
I’m currently working on a bluetooth bridge device. For this purpose I have soldered a male USB to the USB socket as shown in the pcb image. I’d like to power and send HID keystrokes/...
- 1
0
votes
0
answers
39
views
Can I use this fast charger for my raspberry pi 4
Ss. I don't know what to so, will it destroy my pi?
0
votes
2
answers
24
views
PI not accessible over USB tether from Android
I am trying to connect to my RPI4 with my WiFi card in monitor mode using a USB tether connection, I have setup a static IP on the usb0 interface in the Pi as 192.168.231.212, my device is using the ...
- 101
0
votes
0
answers
34
views
RPi ssh connection issue through Android smartphone
Recently I installed headless Debian/Linux 11 (bullseye) aarch64 on my Raspberry Pi 3 Model B, and I'm having problems with SSH. The issue is that I use the German mobile operator Freenet and I can't ...
0
votes
0
answers
19
views
How to diagnose and fix extremely laggy VNC experience
I am using a Raspberry Pi 4 with an external SSD to boot from. I am finding that when I connect to it remotely and try to browse the web with VNC it is just hopelessly laggy. Like seconds of delays ...
- 101
0
votes
2
answers
24
views
Camera Module 3 / PiCamera not working on Ubuntu Raspberry Pi
I have a Raspberry pi 4B with Ubuntu, and I’m trying to use my camera module 3 with python (I’ve tested the code with Raspberry Pi OS, so I know it’s right) using PiCamera and in a virtual environment ...
-1
votes
1
answer
20
views
Cannot Find 'play' command in terminal
I am trying to add sound effects to live audio on a Raspberry Pi.
I can succesfully do the same in terminal on my Mac using the following command.
play "|rec -d overdrive 30 tremolo 50 50”
...
- 59
0
votes
1
answer
28
views
Pico Disconnects from Thonny when a relay is activated
Apologies if this is not a pico question, not sure where the problem lies...
I have a small hobby motor (5v) mounted with a hobby fan:
that is connected to Normally Open on a relay and 5V Wall Power ...
- 101
-1
votes
0
answers
17
views
Right controller for NEMA 17 stepper motor (Creality 42-40)
I've got a couple ELEGOO 28BYJ-48 ULN2003 5V Stepper Motor + ULN2003 Driver Board kits and an old Creality stepper motor (42-40). I tried using the board with the (42-40) stepper motor and I felt the ...
0
votes
2
answers
25
views
What is the proper format of adding in multiple SSID's into wpa_supplicant.conf?
What is the proper format of adding in multiple SSID's? I have the following below. Do I add a comma like in JSON format?
# For more configuration option please see:
# https://w1.fi/cgit/hostap/plain/...
- 553
0
votes
0
answers
18
views
How can I analyze the video streaming from a Raspberry Pi Camera Module 3 on a Raspberry Pi 4 using Python, preferably? [closed]
I have a Raspberry Pi 4B and Camera Module 3, which I want to use for analyzing activities on a factory floor. Currently, I can only record videos and take images using this setup.
I am interested in ...
- 111
-1
votes
0
answers
15
views
how to update an individual app through terminal USING BACKPORTS [closed]
I was trying to update an aplication through backports but i couldn't, any suggestion?
0
votes
0
answers
41
views
Why does 5V make this relay not work properly vs 3.3 V on the pi pico?
I have a small hobby motor (5v) mounted with a hobby fan that is connected to Normally Open on the Relay (pic) and 5V Wall Power supply (via a barrel/terminal block adapter.)
On the input side, the ...
- 101
0
votes
0
answers
25
views
Operating system (Home Assistant OS) won't load anymore
I'm running Home Assistant OS on a Raspberry Pi 4b. A couple of days ago, I lost connectivity, it won't boot anymore. When I connect a HDMI cable, I don't see anything, monitor doesn't even say it's ...
- 101
0
votes
0
answers
33
views
RPi4 doesn't connect automatically to WiFi
Scenario
Raspberry Pi 4
Raspberry OS Lite (64 bit), bullseye
Beside the integrated wlan0 it has an external adapter wlan1
My wlan network has been configured from Raspberry Pi Imager
Starting from a ...
0
votes
0
answers
17
views
Weather Station with Python Integration for Raspberry Pi Zero 2W and Remote Data Access [closed]
I'm on the hunt for a weather station that can send data to an rpi zero 2 w, ideally wirelessly.
Here are the key aspects I'm looking for in this weather station:
The weather station should be ...
- 9
0
votes
0
answers
24
views
Raspberry Pi Camera v2 not detected for Octopi on Raspberry Pi 3
I've searched all over the internet for a solution to my problem, but it seems like every route comes up short for me. Again, I am using a Raspberry Pi 3 with a Pi Cam v2, and using PuTTy as my SSH.
...
0
votes
0
answers
17
views
Startup script unable to play audio even after startup [closed]
I'm working on a simple project, where a raspberry pi has a constantly running python script that listens for input and plays a random sound file when the user presses a button. When I run it manually,...
0
votes
0
answers
8
views
Re-stream rtsp ip cameras for milestone
I have 15 axis ip cameras and i’m using milestone essentials which only allows 8 devises so i’m looking to use a raspberry pi that will take the axis cameras and restream them into rtsp streams
I’m ...
- 1
0
votes
1
answer
23
views
how do i run a script when the cpu gets too hot [duplicate]
i need to send commands to my hats that control fans and a little warning LED if the cpu goes above or below a specified state of temperature
https://unix.stackexchange.com/questions/756721/raspberry-...
0
votes
2
answers
21
views
Raspberry suddenly stoped booting
I wanted to try my Raspberry Pi 4 B with (I think) 8GB.
When I first plugged it in as I found it it seemed to work before getting to the rainbow screen and turning of.
After that there was no sign of ...
- 1
0
votes
0
answers
22
views
App window moves with each execution
I am relatively new to the Raspberry Pi and stumbled over a problem that I tried to search for, but don't know exactly how to look it up, to be honest.
Whenever I start a certain application (epson ...
0
votes
2
answers
58
views
Python PIP not working after upgrade
How do I fix this? I was trying to upgrade my Python to 3.10.2 which works fine. However, pip is throwing errors.
These are the steps I followed to upgrade:
#Downloaded new version and Extracted ...
0
votes
1
answer
21
views
Reboot into new OS image Remotely
I have a few old rpi 3b+ still running stretch which i would like to upgrade to either bullseye or buster. They are all remote and i access them via AnyDesk or reverse ssh tunnels as a backup.
I have ...
- 365
0
votes
1
answer
38
views
Selenium fails due to st' object has no attribute capabilities despite matching chromium driver with chromium
When trying to get Chromium going with selenium I constantly get the following error
chromedriver
Traceback (most recent call last):
File "/home/admin/.local/lib/python3.9/site-packages/...
- 101
0
votes
1
answer
46
views
Raspberry Pi4 + Neo 6 GPS : Problem with getting data
I am using Raspberry Pi 4 (OS:bullseye, version 11) and Neo 6 GPS. I have tried to follow the tutorial https://www.instructables.com/Interfacing-GPS-Module-With-Raspberry-Pi/ but I am stuck at step 8.
...
- 1
0
votes
0
answers
40
views
Getting error that say "you must fix your apt package-management system" when trying to install Pi-Apps
I just got a Raspberry Pi 4 B and I'm using Linux on it for the first time ever so excuse me if I say something stupid here. I tried downloading Pi-Apps using the wget -qO- https://raw....
1
vote
1
answer
23
views
UDev rule for removing device not triggered
I am having a monitor with an integrated USB hub (and a physical power-switch) attached to my pi and want to execute two different scripts, when the monitor is turned on and off.
The first part for ...
- 111
0
votes
1
answer
22
views
Qt error running a simple Python program to check connection between RPi 4B and camera module 3. (see the description)
I wish to deploy this RPi along with the attached camera module to a factory floor and then analyze the video stream. Hence, I have a headless RPi which I plan to use for this purpose.
Code:
import ...
- 111
0
votes
0
answers
12
views
Xscreensaver loads over Brave Browser running videos
I'm running Ubuntu over ARM (RPi4), and I have XScreenSaver installed.
The screensaver loads while Brave Browser plays Youtube videos, though. It doesn't load while VLC is running videos.
XScreenSaver'...
- 101
-1
votes
1
answer
39
views
Make sure that RPi 400 clock is always synced
tl;dr Exactly what steps must a newbie like me undertake to configure RPi 400 in the way that it obtains current time from some official NTP server every time it boots up?
I am just trying my first ...
- 139
0
votes
0
answers
28
views
Raw wiring to a ILI9341 TFT display
I'm trying to connect a RPi Zero W to a Winstar WF24LTYAJDNN0 LCD module with integrated ILI3941 controller.
The LCD comes with the typical 40 pin flat cable with the following pinout:
The LCD is ...
- 122
0
votes
0
answers
19
views
Gpredict and Hamlib's rotctld problem. AZ & EL reads error message in Rotator controll section
I'm trying to build an automatic tracking system to track CubeSats with my Raspberry Pi 4B using GitHub Python code to emulate the Yaesu GS-232B and Gpredict via TCP 4533 to control a future Yaesu ...
- 1
1
vote
1
answer
37
views
GPIO.LOW commands not working with relay
I want to make a program that on and offs a 5v single channel relay through a raspberry Pi zero w.(setmode is bcm)
I connected 5v pin (pin number 2), gnd (pin number 6) and gpio 17(pin number 11) to ...
- 11