All Questions

Filter by
Sorted by
Tagged with
0
votes
0answers
17 views

RPi_Cam_Web_Interface doesn't works and shows wrong HTML site, how to fix?

I wanted to stream from my RPi to a website that I can access over the IP address. The best solution seems to be RPi_Cam_Web_Interface. I followed the instructions on the elinux.org that seems to be ...
0
votes
0answers
21 views

Test.sh not working with Amazon Alexa

I have been trying to get Alexa on to my Rpi. However, when I run the installer I get an error message that test.sh does not work and I cannot proceed. Is there any way to fix this? Thank you! EDIT 1:...
0
votes
0answers
12 views

ALSA Errors on Pi 3B+ using SpeechRecognition and PyAudio (Original Post missing stuff)

Using PyAudio I simply ran this piece of code: import pyaudio p = pyaudio.PyAudio() for x in range(p.get_device_count()): print(p.get_device_info_by_index(x).get('name')) Getting these Errors: ...
0
votes
0answers
22 views

script works if I run it once, if I run it in a while loop the Pi freezes

I have this python code that on motion detected send images via email and record videos locally (note the commented line): from gpiozero import MotionSensor from picamera import PiCamera from time ...
0
votes
1answer
24 views

How to login throught ssh to my raspberry with a lcd screen

So I just got a 3.5 inch lcd screen for my raspberry 3 b+. I connected it and installed the drivers and is working fine, but when it boots it prompts me with the ssh login (obviously, I just didnt ...
3
votes
3answers
379 views

Where is the USB2 OTG port on the RPi 4 Model B located?

According to this answer the Raspberry Pi 4 Model B has a total of five USB ports (two USB3 host, two USB2 host, one USB2 OTG). Where is the fifth USB2 OTG port located and how can I use it? Can I ...
0
votes
1answer
37 views

Raspberry Pi does not reboot with powered external HDD attached

I have recently set up a Plex Media Server on a new Raspberry Pi 4 (4 Gb). This is powered using it's own official power supply, the Pi is connected via USB to a powered USB hub which has a 1TB WD ...
1
vote
1answer
38 views

How durable are the Raspberry Pi and the Raspberry Pi Camera?

I plan to use my Pi and the Pi camera v2 no IR version as a wildlife camera. Now my question is can I run the camera in the winter (maybe -10 degrees Celsius) and will it still work like the Raspberry ...
0
votes
0answers
7 views

libmbus on raspberry pi 3 B+

I´m new on raspberry Im trying to read mbus with raspberry (Raspbian SO), and save that data on a mysql server. I tried to follow this guide,but when i try to execute mbus-serial-scan -b 2400 /dev/...
0
votes
0answers
6 views

Sox error: ALSA lib bluealsa-pcm.c:200:(io_thread) PCM FIFO write error: Broken pipe

I'm trying to use my Raspberry Pi as a white noise generator using SOX and my bluetooth speaker (BOSE mini soundlink II). Everything works great at first, however after a certain period of time (as ...
0
votes
0answers
14 views

Is there any systems-management tool for Raspberry Pi OS, like Red-Hat Satellite for Red-hat?

I am looking system management tool for Raspberry PI OS. As i am maintaining more than 40+ Raspberry Pi OS. So its very difficult to apply same version of security patch and monitor all the device ...
1
vote
0answers
16 views

USB Inspection camera

I have a USB Inspection camera, identified as "Silicon Motion, Inc. - Taiwan (formerly Feiya Technology Corp.) 300k Pixel Camera" This is mounted at /dev/video0 and I can capture stills using ...
1
vote
1answer
31 views

Errors compile using mraa library with Eclipse IDE

I'm new to Eclipse IDE. I'm currently getting started with gpio library for Raspberry Pi 3 which is mraa on Eclipse IDE as well as a cross - compiler for in Windows Operating System. Errors I've got ...
1
vote
1answer
24 views

Using RPi Zero W as Bluetooth smart device

I'm trying to setup my RPi Zero W as a Terrarium Controller and I want to be able to create an Android app to control the settings and and such over Bluetooth. I've found tons of tutorials on setting ...
0
votes
1answer
20 views

Raspberry Pi wifi adapter constantly down

Both my Raspberry Pi 1 B+ and Zero W 1.1 have the same issue when I attempt to connect TP-Link WN725N adapter - it seems its constantly down, despite changing the state manually: pi@pr-grape:~ $ ip ...
4
votes
2answers
49 views

RPi 3 - Reduce power consumption

I am looking to reduce the power consumption to a minimum on my RPi 3. For my project, the Raspberry Pi Zero is not an option. for now, I disabled Bluetooth and WiFi and made sure to kill some ...
-1
votes
0answers
18 views

Camera for Raspberry Pi 3 B+

I want to collect some data for a work I'm doing and i want to use camera to record video with raspberry Pi 3, i also want the camera to be capable of recording date and time of the video. so, can ...
1
vote
1answer
20 views

Dhcpcd config file - two wifi configs at once

I have a Raspberry Pi Zero W v 1.1, to which I don't have any way to connect display adapter, therefore I communicate with it through ssh. It is connected to one isolated wifi network(with no internet ...
1
vote
1answer
17 views

Configure Date and Time from On Boarding Script

I work at a manufacturing plant and we use raspberry pis for videos on a schedule. We use Screenly to schedule when certain videos will play back but currently I also need to manually correct the date ...
1
vote
0answers
15 views

FM Radio with HifiBerry Amp2

Is there a way of running a Raspberry Pi 3 with a mounted HifiBerry Amp2 together with an FM Radio Module e.g. TEA5767 FM Radio Breakout Board? Currently I set up my RPI to run Mopidy and Spotify ...
1
vote
0answers
31 views

Linux VPN server without port forwarding

I want to make a VPN server on my raspberry PI. I know it's pretty much simple task but my router does not support port forwarding. So is there any other way to do that?
2
votes
2answers
192 views

How to disable wifi in Raspberry Pi 4

How to disable WiFi in Raspberry Pi4, possibly keeping the chip powered off.
-1
votes
1answer
26 views

One coil is always active on my stepper motor(ULN2003)

When I startup my pi or stop my script, the led on the ULN2003 lights up and stays. That means that one coil is active and the motor is heating up. At the end of my script I introduced a few lines of ...
1
vote
1answer
32 views

Using SD card from 3 B+ in 3

I have a SD Card wich works perfectly on my Pi 3 B+ but I want to use it in my other Pi 3 but the Pi doesnt seem to start. Is there something that needs to be changed to use the same Card for both ...
2
votes
1answer
32 views

VNC on Raspberry Pi with several users connecting to their own home at the same time

I want to use the VNC shipped with a Raspberry Pi. My goal is to offer the possibility to several users to connect to their own home at the same time. By default, I can connect to the "pi" user. I ...
0
votes
0answers
38 views

Internet Through USB

Is it possible to get an internet connection for a Rasberry pi zero from a USB connected to a Win 10 pc? or is it possible to connect to a Bluetooth wifi Hotspot without an OS on a Rasberry Pi Zero?
1
vote
1answer
16 views

Cannot get installed system to output component video, but NOOBS can

Background: Pi 3 B+ connected to an old tube TV with front composite video connection. I've installed NOOBS on a 32GB microSD card, and am able to successfully boot it, using the keyboard 4 key (NTSC)...
0
votes
1answer
40 views

Using a Kindle Fire as a Monitor Using Microsoft Remote Desktop (xrdp)

I have read several project instructions about how to use a Kindle Fire as a monitor for a Raspberry Pi. However, in my own attempts to imitate this I always have an issue because the Microsoft Remote ...
0
votes
1answer
22 views

Help in setup for RPi3 for internet connection sharing to eth0 and wlan0 (from eth1)

I have already setup the RPi3 for share my internet connection (from eth1 usb ethernet dongle) to my eth0 (Rpi3 internal ethernet port). The "ASCII diagram" is this: Internet -> Fiber Router (192....
0
votes
3answers
72 views

Can't connect to the samba server?

I am trying to set up a file sharing server on this here raspberry pi. The pi is running on Raspbian. I have it plugged in to my Google Wi-Fi router via Ethernet. SSH and ping are working fine, but ...
2
votes
0answers
21 views

Reading more than 8 bits from an SI7021 sensor

I am using the Si7021-A20 sensor on a Raspberry Pi Zero WH (headless, controlled via ssh and VNC). I want to get readings using Python (version 3). However, I have a very hard time to actually get ...
2
votes
1answer
35 views

How to implement the push button example using rpio?

Background I am trying to learn how to use the rpio library (https://github.com/jperkin/node-rpio) in my nodejs application. What do I want to do So far I have been able to test the blink led ...
3
votes
1answer
73 views

Building a 'Packet squirrel" using Raspberry Pi

I recently read about hack5s' Packet squirrel, and now I am interested in building a similar device that sits between 2 endpoints (say router and PC) and monitor all the traffic but be invisible to ...
0
votes
0answers
6 views

Cmake Configuration for Qt Cross Compilation at Raspberry Zero

I need to cross compile lgvl Demo sample ( Beautiful font package based on C++ )into my Raspberry, SO i selected the Qt Creator which i have successfully cross compiled my others project in QT And C++...
0
votes
0answers
7 views

VLC with the 10.1 inch Seeed display will cut off videos in both windows and fullscreen mode

I'm currently running VLC on the latest version of raspbian, on a Raspberry Pi 3 model B+. I have a Seeed 10.1 inch IPS display connected to it via HDMI. To get the Seeed working correctly, I ...
-3
votes
1answer
23 views

Installing Raspbian in Android phone

I have a 4.4.4 KitKat Android smartphone. I wish to install Raspbian in this smartphone. Is this possible and how?
0
votes
1answer
47 views

what switches am I describing here? [on hold]

background: putting a rPi in my vintage car, and wanting appropriate looking switches for my vintage. I have the matching key cap / knob caps for my dashboard, but now need to source the right ...
1
vote
1answer
45 views

How to create two WiFi Access Points with a single Raspberry Pi with usb adaptor

I'm using my Pi as a WAP (wireless access point). Is it possible to have two separate WiFi networks coming from the same Pi? I bought a usb adaptor that supports 8 APs, but I can only get one wap ...
1
vote
0answers
28 views

Peculiar features of I2C communication between RPi and Arduino

I am currently trying to establish two-way communications between an Arduino Leonardo and a Pi model B using the I2C bus, as slave and master respectively. Spookily, the Pi can successfully send ...
1
vote
1answer
91 views

is there any advantage in using Raspbian Buster instead of Stretch on a Raspberry Pi Zero

I was wondering if are there some real advantages in using Buster on a Raspberry Pi Zero, or I should continue using Stretch
2
votes
2answers
29 views

Python script won't load on startup

I have tried like 5 methods to get this script loaded after raspi3 load. #!/usr/bin/python3.7 #sudo python /home/pi/masterBaseInterface.py import socket # Import socket module import ...
0
votes
1answer
10 views

The service error for srartup app in a terminal

My Python application needs to run on a Raspberry Pi 3 at startup and in a terminal. What I did: I created a service screenscript.service in /etc/systemd/system a bash file in /home/pi/mydir/screen....
2
votes
0answers
48 views

Different resolutions HDMI-1/HDMI-2 in Screen Layout Editor

I have a Raspberry Pi 4 (2GB) connected to 2 displays of resolution 3840x600 each (58:9 aspect ratio), running the latest version of Buster. To have the display in correct resolution, I have edited ...
0
votes
0answers
28 views

setting up multiple IP addresses on one ethernet interface?

I am running Buster on a RP3B+. It is configured as a stand-alone wifi access point running dnsmasq. No bridging to the eth0 / Internet. It also has a wired eth0 interface. Everything is working ...
1
vote
0answers
32 views

I have a float switch, can I read GPIO and see if it's opened or closed?

It's something like this. It gives either High or Low when only when it is closing the circuit. Reading already closed circuit does not seem to work. If I connect to ground it always give LOW no ...
0
votes
1answer
29 views

Cannot install php-curl on raspbian 9.9, dependency issues

When I run: apt-get install php-curl It returns: The following packages have unmet dependencies: php-curl : Depends: php7.3-curl but it is not going to be installed E: Unable to correct problems, ...
2
votes
2answers
47 views

Can I drive a custom LED matrix from my Pi

I have an idea for a project, but I am unsure of the best route to take. I am going to create a custom 11x10 LED matrix (addressable LEDs like WS2812) with the intention of lighting up certain LEDs ...
0
votes
2answers
21 views

How to enable BlueTooth when TX/RX already being used

We have the TX/RX Gpio already being used on the Raspberry Pi 3B+ . I believe the onboard Bluetooth uses the same ? How can I get bluetooth working when our TX/RX is already being used. Right now I'...
0
votes
0answers
58 views

List of Don'ts for the Raspberry Pi [closed]

I've been doing a lot with these things lately. They're quite useful, but I'd like to know what some of the pitfalls are. Can anyone list things that will cause damage to a Raspberry Pi, such as how ...
1
vote
0answers
13 views

Black screen with cursor after configuring LXDE-pi/autostart

I've seen this post that describes the same problem I am facing, but the use case was somewhat different and the OP never updated the post with their solution. I am attempting to run Synergy at boot, ...

15 30 50 per page