Questions tagged [wireless]

Wireless is a term used to describe anything that can, due to new technologies, function, fully or partially, without wires. Generally this is wireless network (WiFi), or wireless connection with USB devices (bluetooth), but wireless power is also starting to emerge.

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How to connect home wifi router to my raspberry pi 4

I bought a new Raspberry pi 4 model b board and installed the raspian os as well. when I try to connect it over wifi in my home, using GUI and command line It still looks disconnected symbol at the ...
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My raspberry pi 3 won't connect to one specific internet connection ,it works on ethernet and other internet connections but not my home wifi

My raspberry pi 3 won't connect to one specific internet connection ,it works on ethernet and other internet connections but not my home wifi I reinstalled the os again and again In the first boot ...
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31 views

Log file for wi-fi connections

I've set up my Pi as a WAP and captive portal (nodogsplash and hostapd). I need to log connections to it in a log file ideally in JSON or XML. The log file needs to contain the date and time of ...
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28 views

Buildroot: setup pi zero w headless (wireless)

I'm working on a project with rpis (those are always the best right) and I want to include the pi zero w in there as well. Now, I have a pi 3 and 4 running headless with buildroot images on them - ...
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Is there a way that i can combine(or use) resources of my raspeberry pi4 based PC wirelessly?

I have a Raspberry pi4-ARM Linux based PC. I want to use my monitor connected to pi sometimes as my dual monitor. i want to do it without changing cables each time I switch back to Linux from Windows. ...
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Is it possible to connect the raspberry pi 4 to a wifi enabled projector (supporting miracast / airplay) without using a HDMI cable

I have a rpi4 (4gb) currently loaded with raspberry pi os. The rpi4 is connected to my wireless network using (wlan0) and assigned a reserved ip address, the audio is connected to my soundbar using ...
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30 views

Access point with its own network, connected to another access point

how Can I set up a Raspberry Pi 4b to work as access point with dhcp, broadcasting its own network while simultanously connected as client to another access point. Devices connected to RPi's AP should ...
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Can I make my raspberry pi zero W distinguish between 2.4 and 5Ghz SSID’s

I have a Raspberry Pi Zero W that is connected to my router over a wireless connection. I initially had trouble connecting because I use the same SSID for both the 2.4 and the 5GHz band, so other ...
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Is there a Linux Ubuntu 18.0.4 to Raspbian Remote Desktop app?

I ask because I have a Raspberry Pi 4 4GB, but against a dedicated GPU configuration, my Raspberry Pi 4 4GB does not have a PCI-express slot, and I want this: with a dedicated GPU configuration, a ...
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38 views

Send Messages to Raspberry Pi [closed]

I want to build a gift, similar to the Heartbox with my Raspberry Pi 2 Model B V1.1. My simpler Version will just be the Raspberry Pi with a screen attached to it anywhere in the world with a wifi-...
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Disable Wireless Access Point to connect to Wifi Network

I've followed this guide on how to create a Wireless Access Point. Now I want to modify the behaviour as follows: If the home network is available, don't create a new network and connect to it. If ...
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39 views

RPi4 B as a wireless access point + pop up http page

My Raspberry pi is connected with known WiFi network right now for my application, but if any other person is to use their own wifi network then how do I setup wifi for Pi? So I need to implement wifi ...
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133 views

isc-dhcp-server fails on boot on wlan0 interface

I am setting up a DHCP server running on my wireless interface. During boot the following messages show up in /var/log/syslog: Nov 28 07:56:48 pi-w isc-dhcp-server[503]: Launching IPv4 server only. ...
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36 views

Roboust Network connectivity

I want to run a headless (no monitor and keyboard) Pi 3a in the somewhat fluent environment (at home, in an Artist’s studio, on the attic of an cathedral). The Pi is controlling some Christmas ...
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Bridged Wireless Access Point Using USB Modem Stick (E3372). DHCP not working as expected

I have followed this documentation to set up the wireless access point on my RPi 3B+ successfully by Using this tutorial, but after setting static IP to br0 bridge - Hostname -I says RPI name's as ...
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problem with wlan0 on a rpi4 with raspbian + kodi

not sure if this is where i should be posting this, I've been using rpi 4 for a year now, and lately, it looks like wifi is disconnecting randomly (like a month ago i moved and now the raspberry is ...
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78 views

How to write a C++ wireless communication to control my raspberry pi over network

I have a raspberry pi and I want to convert it into a RC car which I will control through my PC. I know C++ programming and I intend to use that to write the software stack. I want to create a C++ ...
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47 views

Temperature/PH/Humidity sensors Wireless?

I am designing an irrigation system. I have already put in place the pump piece, piloted by the Raspberry through a relay. Please note that this is an outdoor system, so the less wires are there the ...
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87 views

Wireless communication between a RPI and a Android app - without internet

I got a RPI4 and I would like to communicate to it from my Android Studio made app. Specifically I would like to start a javascript with node.js on the RPI. So the RPI should be sort of an headless ...
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1answer
671 views

Connect WiFi and Ethernet simultaneously

I'm trying to connect the raspberry to the ethernet and wifi at the same time, but don't work. Raspberry infos: Model: Pi Model 3B+ V1.3 /etc/dhcpcd.conf: # A sample configuration for dhcpcd. See ...
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68 views

Working with multiple linux network interfaces [closed]

I'm running an application, where I need to use the LAN interface as a communication input with a device, using a socket server open on the IP for that interface, make the handling of this data and ...
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2answers
55 views

How to control raspberry pi (gpio and peripherals) using an app from anywhere in the world [closed]

For a school project I am undertaking, I need to send commands to a raspberry pi device wirelessly far away from the Raspberry Pi itself. The goal is to send commands which will: i) Control a motor ...
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67 views

Can we use RPi as main router which directly connect to ISP provided broadband cable to access internet?

Im beginner to RPi and networking as well so i have very basic question for start. i am trying to build a internet wifi router using RPi3 with the help of material available on internet. But i can ...
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Can I connect more than one sensors to a raspberry pi wirelessly [closed]

I am getting a raspberry pi for my birthday and decided to do a little research. While following a few tutorials I noticed that they all are using different raspberry pi machines for each project. I ...
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101 views

WiFi stops working on Raspberry Pi when SD card reader is overclocked

I'm having a very weird problem where if I overclock the SD card reader on my Pi 3B+ using dtoverlay=sdhost,overclock_50=100 the wireless stops working. Raspi-config says 'No wireless interface found'....
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328 views

How PowerOff Bluetooth on Pi4?

There's some information around disabling Bluetooth interface on boot for Raspberry Pi3 and previous, as described on this page: Disable power on Wifi and Bluetooth interfaces during boot? The same ...
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175 views

Wifi camera to capture picture at a specific time of day and upload to Google Drive [closed]

I work in a powerplant and there's a power meter that is unable to be connected on the network. I need to [1] monitor the data displayed on the power meter screen at [2] 7:00 AM, 3:00 PM, and 9:00 PM ...
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429 views

Best way to automatically reconnect to Wifi? NetworkManager? [duplicate]

I have a Raspberry Pi4 24h connected to the internet via Wifi. Sometimes, I think due some signal loss, it don't reconnect until I reboot it. I've already tried to run a script that automatically ...
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1answer
111 views

Stream data between load cell or HX711 to RPI

I built a scale with my RPI using a standard load cell and HX711, is there a way to stream the data from the load cell to the RPI either from the HX711 or from the load cell itself to the HX711? The ...
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73 views

Wireless Card - RPi4

I went ahead and used the command to check what the Wireless Card was of the RPi4, and I got the code to be VL805 by VIA Technologies, Inc. Is this wireless card compatible with airmon-ng? If not, ...
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46 views

wifi to ethernet trunk port

I have a location in a building where running an ethernet cable is just not possible. I am looking for way to get a raspberry pi to connect wirelessly to one of the AP's and convert it to ethernet. ...
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48 views

5G mini WiFi USB dongle to work with Compute module 3B+ and latest Raspbian OS

I have developed a client-server application in Raspberry Pi and used the edimax WiFi dongle to configure WiFi and access point needs. Now I want to change this Edimax mini USB dongle to a better 5G ...
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34 views

Problems using OpenSSH to remotely Access Raspberry Pi

I have a static IP setup for the raspberry pi and have no problem connecting via ssh while on the local network. I have the OpenSSH server running on the raspberry pi(pi4 model B running rasbian) and ...
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56 views

SSH over internet on pi 4(connectivity using RF modem )

Sorry if I am asking a silly question as this is all new for me also read many questions here but bot find appropriate one that ans my problem Problem: I want access pi from another network over ...
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2answers
259 views

How can I monitor LAN traffic on raspberry pi?

I am trying to build a local network consisting of around 10-25 raspberry pis, each running on a static ip address. I wonder how I can monitor the traffic in the network. To be specific is there any ...
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1answer
382 views

How to use a Pi 3B+ as a “travel router” with both USB + wireless tether for multiple iOS or Android devices?

I have a Raspberry Pi 3B+ unit that I'd like to use as a "travel router" to attach multiple networks to the Internet via any one of a few different tetherable phones a la the following diagram via ...
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54 views

How to use an IR Transmitter to control Hi-Fi speaker

I have this old Hi-Fi speaker system (Philips DC146) that I'm using with my RPi to stream my music with airplay from my phone and I've set up this motor to switch it on/off because it makes some noise ...
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1answer
528 views

Raspberry Pi 4 doesn't show a wireless interface - what drivers are required?

I have a raspberry pi 4 running Raspbian Buster. I'll be the first to admit this particular instalation is non-standard. It's been upgraded a version or two and was definitely active on my pi-3 if ...
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13 views

Wireless issue in Raspi Pi Octoprint

Why does my raspberry pi desktop wireless icon indicate "No wireless interfaces found". And then another window opens and it says "eth0:configured 192.168.1.102/24 wlan0 not associated"
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189 views

NAT from wlan0 to eth0

I have several industrial machines. Each machine is an isolated network, 10.10.0.0/8, with three elements: A Raspberry Pi, a PLC, and an HMI. The IP addresses of the three components are static and ...
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3answers
103 views

How to send sensor and analog data wirelessly to Pi without internet

I'm fairly new to all things RPi so im still trying to get my bearings. I want to control a robot from a distance, about a Mile approx. I have build the robot and i have no problem controlling it ...
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1answer
53 views

Creating a network extender

Today I was hoping to setup a network extender. I want it to connect to my router via ethernet, and then share out that connection via WiFi, and stay on the same network. All of the tutorials I looked ...
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1answer
253 views

Raspberry Pi 4G

I have a robot (using the Raspberry Pi 3) outside my home with no internet connection, and I want to remotely access like this my Raspberry Pi's desktop. How can I do this? Perhaps if I get this ...
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451 views

Tor Router Raspberry pi 4 Access-Point no internet connection [closed]

I am trying to create a Tor Router with a Raspberry Pi 4, the newest raspbian version, the inbuild Wlan0-Card for the Access-Point and a external Edimax Usb Wlan1-Card to get a internet connection. I ...
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35 views

RPi Wireless LoRa Signal Synchronization

I have a RPI3B that I'm using with pigpio to create a waveform to transmit a square wave signal at ~200Hz over a wired connection. For each transmitter signal pulse, a GPIO pin then sends a signal at ...
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1answer
103 views

How can Rpi communicate with Arduino in RF (Radio Frequency), Say Using nRFL2401+?

I need to transmit and receive data between Rpi and Arduino, in RF (Radio Frequency). I must say I have next to zero experience in this field. So any help, papers, documentation, book or manual would ...
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882 views

Did anyone get a Miracast display working with a Pi 4?

I have tried using miraclecast, which builds without problems but won't find a Miracast screen which my Windows 10 laptop has no trouble to work with. pi@raspberrypi:~ $ sudo service wpa_supplicant ...
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1answer
2k views

hostapd problems while setting up Pi 4 as Access Point

First of all i want to say that i'm new to all of this, so please dont hate me if the answer to my problem seemed obvious to you. I just tried to follow this tutorial to set up my Pi 4 as an Access ...
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1answer
385 views

captive portal with apache on a raspberry pi

I'm trying to make a captive portal with apache as a server and a raspberry pi on AP mode. I have some trouble trying to make the captive portal splash, I tried all tutorials on the internet and I can'...
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1answer
37 views

Control SPI Wirelessly

I would like to control a WaveShare e-Ink display wirelessly. I have lots of experience working with this type of device over SPI using the GPIO boards and the WaveShare python libraries. I'd like to ...

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