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1 vote
2 answers
50 views

How can I switch mains-powered loads wirelessly, with low cost and low power consumption

I'm setting up a Pi (currently developing on a a 3B, but I'm assuming I'll upgrade to a 4B) as a CCTV server and fileserver, but I've also just got solar panels installed and would like to switch ...
Chris H's user avatar
  • 585
1 vote
1 answer
273 views

WiFi/BT link on desktop as icon

I'm setting up a Pi4 to land on a blank page and have streaming services like Netflix as large icons and they run in kiosk mode. So I've hidden the bar across the top. What I would like to do is to ...
styleruk's user avatar
1 vote
1 answer
583 views

RF Direction Finding

Is it possible to build a system with a raspberry pi and antennas to find the rough direction of a radio frequency emitter such as a Wifi router, a Bluetouth Tag, or, a 5G cell tower? I cannot use ...
oli's user avatar
  • 111
0 votes
2 answers
411 views

Sendind data from Huawei Scale 3 to Raspberry Pi

I plan to buy wireless body scale and it would be nice to get that data wireless to my Raspberry Pi 4. I don't want to use any smart phone apps and clouds. OpenScale supports many scales but it is ...
body-project's user avatar
0 votes
1 answer
303 views

How do I send user's wifi credentials to my RPI wirelessly?

I am working on a project which would require me to connect my Rpi 0 w to my home wifi. I want to send the pi wifi credentials(ssid and psk) over my phone the very first time and then on subsequent ...
Prarthana P Bhat's user avatar
0 votes
0 answers
1k views

Wireless button to trigger py script on raspberry pi

I'm looking for ideas and products that would enable me to run this setup with a raspberry pi: I'm looking for a wireless wifi or bluetooth button that can be paired or connected to a raspberry pi on ...
ekv_56's user avatar
  • 1
-1 votes
1 answer
581 views

Constant dhcpcd errors: eth0: authentication failed from IP address: No such file or directory

My syslog is full of these errors: Feb 14 13:24:50 raspberrypi dhcpcd[564]: eth0: authentication failed from aa11::1111:aaaa:aa11:a1a1: No such file or directory Feb 14 13:25:54 raspberrypi dhcpcd[564]...
Big McLargeHuge's user avatar
0 votes
2 answers
3k views

Send data to pc over bluetooth or wifi

I am working on a project where i have a motion sensor connected to a arduino connected to a raspberry pi and when the motion sensor detects movement i turn of my Windows pc. I want to connect the ...
a-bad-js-developer's user avatar
0 votes
1 answer
1k views

Wifi, BT on RPi4

Question is very straightforward: Who is the manufacturer of the onboard Wifi of RPi4? All datasheet and specs only shows: 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE I'm ...
Daniel's user avatar
  • 279
12 votes
1 answer
4k views

Raspberry PI 3B. Wifi and bluetooth shared antenna?

I'm working on a project that involves WiFi and BLE, and for this I would like to use an esp32 due to its lower price, but there will be timing issues since the wifi and Bluetooth antenna are shared. ...
Gabriel Gardin's user avatar
1 vote
0 answers
78 views

How to make it run without internet connection? - what part of code keeps it from running?

My RBPi zero has a spotty reception close to the door where it keeps monitoring registered phones on bluetooth and trigger the door opener. What are the options to make it work without/irregular wifi ...
Paolo's user avatar
  • 11
1 vote
0 answers
412 views

Raspberry Pi Bluetooth/6lowpan to WiFi IPv6 Router. Ping6 Not working

I want to route data between BT/6lowpan interface and wifi interface on a Raspberry Pi platform. Done all the setup as described below. But the Ping6 from Bluetooth (bt0) to Wifi (wlan0) not working. ...
akd's user avatar
  • 11
1 vote
2 answers
42 views

How can I connect 2+ Rpis outside of a wireless net

I’m building an AI powered robotic car which needs multiple Pi, one driving, one sensing, one learning etc. The individual boards need to talk to each other, most likely using MQTT, outside of a ...
Nick's user avatar
  • 776
1 vote
0 answers
81 views

Bluetooth and wifi settings not working correctly

I'm working on a project regarding a headless Raspberry Pi 3 B+ The Raspberry have to work as a Bluetooth-speaker with a HifiBerry Amp2 hat on top. The Bluetooth has to be open, and able to accept the ...
BenjaminGotke's user avatar
0 votes
0 answers
62 views

Send command (start/stop) wirelessly to a DC motor from raspberry pi3

I know we can connect a dc motor with GPIO pins and star/stop/control speed etc. of it. Is there any way to control that motor wirelessly(over wifi/bluetooth) from raspberry pi? Raspberry pi in one ...
tariq's user avatar
  • 1
1 vote
1 answer
2k views

Wifi Speakers like bluetooth speakers using raspberry pi 3b+

So basically I was able to use my raspberry pi as a bluetooth audio out device that is, connecting a speaker via audio jack I'm able to make it a Bluetooth speaker. I'm wondering if there's a specific ...
Hrishikesh Mohan's user avatar
0 votes
0 answers
360 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?
ManquX's user avatar
  • 1
0 votes
0 answers
54 views

Wireless and bluetooth suddenly stopped working

My raspberry pi zero w was lying useless since a year because the wireless and bluetooth interfaces were not showing up.I thought it was a hardware problem but this year after the April release of ...
Aditya Roy's user avatar
1 vote
1 answer
339 views

bluetooth transfer speed 10x slower than wifi

I run a mqtt server on raspberry pi 3B together with a mqtt client on android handset. A data sequence will be transferred from the server to the client by TCP. I enabled ip over bluetooth on ...
exds75's user avatar
  • 11
1 vote
0 answers
93 views

How do I use my RPi3 to act as a wireless adapter to make a nintendo switch controller?

GOAL: to make a wireless nintendo switch controller First steps, i want to be able to connect a keyboard to the Pi3 to use as a wireless keyboard ie. can connect to another computer or device and ...
Josh's user avatar
  • 11
1 vote
0 answers
358 views

Pi Zero W 1.1 dead wifi

About a month or two ago I bought a pi zero w from microcenter for a project but I didn’t start on it until now. I now realize the Pi that I got is one of the defective ones with a bad firmware, so ...
CHRIS C's user avatar
  • 11
3 votes
2 answers
3k views

How to set up the Edimax EW-7611ULB combo Bluetooth WIFI dongle

Although, this dongle works (for awhile), there is a problem with the bluetooth driver. After streaming for about an hour, the driver eats up all the Pi memory and the Pi stops responding. Power ...
Ken H's user avatar
  • 151
0 votes
1 answer
82 views

Prevent guest user from using bluetooth and wifi

I'm running raspbian stertch and need to create a guest user to use the raspberry pi with limited permissions. To be specific, I'd like to prevent the guest user from using Bluetooth and wifi. I ...
Ahmed Tawfik's user avatar
2 votes
0 answers
453 views

bcm2835-aux-uart 3f215040.serial: unable to register 8250 port - -28

I've compiled LFS for my RPi3B. I've put BCM43430A1.hcd, brcmfmac43430-sdio.bin and brcmfmac43430-sdio.txt in /lib/firmware/brcm/. Copied /usr/src/linux/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b....
Necktwi's user avatar
  • 179
0 votes
0 answers
170 views

Power management in Windows IOT

Because my project is in the field and not in a lab, power consumption is a significant issue. According to specification an idle Raspberry Pi 3B+ bare board has a current draw of 330mA. The ...
Peter Wone's user avatar
0 votes
1 answer
937 views

No wifi or bluetooth on raspberry pi zero w

I have bought a raspberry pi zero w and performed the headless setup and used ssh to connect to my pc.But it does not detect the wifi interface and always gives 'No wireless interface found' when i ...
Aditya Roy's user avatar
1 vote
1 answer
752 views

Wi-Fi Frequency configuration question

I am trying to set my raspberry Pi's WiFi frequency to a fixed value. Is that possible through a command ? I also need to do the same thing for the embedded Bluetooth module of the raspberry. Is this ...
Sparky's user avatar
  • 113
2 votes
2 answers
2k views

Is it possible to use Wifi and Bluetooth at the same time on a RPi 3B+?

I need to connect to WiFi and Bluetooth at the same time using an RPi 3B+. Is it possible or will one connection drop out or be very substandard while using the other?
Noel's user avatar
  • 21
1 vote
2 answers
2k views

Wifi conflicts with bluetooth: impossible to use BT mouse + keyboard with wifi turned on

2 years later, I still have the same issue. In Raspbian, using the built-in Bluetooth controller: Connect a BT mouse Connect a BT keyboard Turn on the built-in Wifi and connect to a network ...
SuperJMN's user avatar
  • 127
6 votes
2 answers
10k views

Turning off Wifi/ Bluetooth module

I have a cluster of Raspberry Pi 3 machines in a cluster. To reduce power consumption I would like to turn off the wireless modules. I have learnt that HDMI can be switched off with the tvservice ...
John Smith's user avatar
  • 1,251
1 vote
2 answers
5k views

Pi3 - No WiFi or Bluetooth - Have I got a hardware problem?

I've had a Pi3 for a while but only used it a few times. I had it setup on Noobs headless and it was working just fine and i could connect to it via wi-fi. I turned it on yesterday and couldn't get ...
AndyHamp's user avatar
0 votes
1 answer
58 views

Raspberry Pi as prototype wearable tech?

I want to create a measure using javascript/php in a web app. Not using my Raspberry Pi. Ultimately, I want to deliver said measure as a variable to wearable technology (watches). I want the measure ...
DVCITIS's user avatar
  • 103
1 vote
1 answer
275 views

How do I send GPIO variables to another Pi? [closed]

I am very inexperienced with Python. I have two Raspberry Pi computers and want to use them in a robot design. I want a program that creates a WiFi network and broadcasts variables taken from the ...
Thomas Duke's user avatar
3 votes
0 answers
803 views

Bootstrapping wifi over bluetooth

I"m looking for a way to configure the raspberry pi zero in a completely headless way. I have seen many IoT devices that use a BLE connection to then configure a wifi connection. Can anyone suggest a ...
Bluephlame's user avatar
3 votes
2 answers
1k views

I can connect a Bluetooth mouse to my Raspberry Pi 3 and use it, but it stops working when I turn on wi-fi

I'm not sure why this happens. The Bluetooth mouse works fine until I turn on the wi-fi, and then it almost immediately stops responding. I can still use a wired mouse though, and if I turn wifi off I ...
Johnny Dollard's user avatar
1 vote
0 answers
2k views

mmc1: error -110 whilst initialising SDIO card

I have a raspberry pi 3 with Jessie lite (10-APR-2017) that worked perfectly until yesterday. Now WIFI & Bluetooth don't work anymore - LAN is OK. dmesg shows mmc1: error -110 whilst initialising ...
SBF's user avatar
  • 1,214
-1 votes
1 answer
143 views

Where are the wireless & bluetooth modules located on the RaspberryPi 3? In order to remove them to disable wifi and bluetooth

As i would like to desolder or cut the traces leading to these modules, in order for the wifi and the bluetooth to not work anymore, could someone please help me and tell me where these two models are ...
boreas93's user avatar
2 votes
2 answers
3k views

Pi zero W with retropie

Can you use a Pi Zero W with RetroPie and use the Bluetooth and WiFi? I see that it says you can use the normal Pi Zero, but can you use the new one?
William Fugere's user avatar
1 vote
1 answer
6k views

Pi Zero W WiFi interference with TTY

I've run into some issues with the new Pi zero W. First I tried to run an image of raspbian from 11-1-17' but that did nothing. Well, it booted but couldn't set up a Wi-Fi network. So I've installed a ...
Nijboer IT's user avatar
3 votes
0 answers
6k views

Pi bluetooth not detecting any devices

Board: Raspberry Pi 3 I have a Pi which is unable to detect any bluetooth peripherals. I diagnosed the bluetooth service by running sudo service bluetooth status which throws the error Failed to ...
Rob van Dijk's user avatar
3 votes
2 answers
7k views

No wlan0 on RPi 3 B v1.2

On the motherboard of my Pi is written 'Raspberry Pi 3 Model B v1.2'. I was under the impression that Raspberry Pi 3 had a built-in Wifi interface. I installed Raspbian using NOOBS and ran the ...
petehallw's user avatar
  • 149
0 votes
1 answer
1k views

Possible to desolder onboard's Pi 3 wifi and bluetooth?

I intent to use another NIC through a usb port. I want to be able to physically plug/unplug it. Is this possible? References on how to do this for a beginner are much appreciated.
Ica Rus's user avatar
  • 21
0 votes
1 answer
108 views

How can I make Raspberry Pi configurable by user?

I am very new to Raspberry Pi and I am trying to make small device based on it (Raspberry Pi 3). In order to work properly this device need to be connected to the Internet, for example, over wi-fi. ...
moonvader's user avatar
  • 121
1 vote
2 answers
141 views

Can i develop a wireless/Bt app for smartphone through which i can controll the raspberry pi gpio pins?

I wish to create a android app which will be on top or wireless/Bt protocol and could communicate with Raspberry pi. Through this i want to controll the GPIO pins on my raspberry. For eg i want to ...
Vishal's user avatar
  • 21
20 votes
2 answers
46k views

Disable power on Wifi and Bluetooth interfaces during boot?

I have a Raspberry Pi 3 Model B Rev 1.2. I'd like to ensure Wifi and Bluetooth do not get powered on or draw current since the device is using wired Ethernet. According to dmesg, the device is ...
user avatar
0 votes
1 answer
3k views

Connect sensors to the raspberry pi using the inbuilt wifi

I am able to connect sensors using the GPIO pins. My Question is: Is there any possible way to connect any kind of sensors to the raspberry pi via Bluetooth or wifi? And get the data via the same!
johnrao07's user avatar
  • 103
1 vote
2 answers
536 views

Raspberry Pi for connecting two speakers controlled by smartphone

I would like to know if it is possible to connect two speakers via an AUX cable and a Y Adapter to a Raspberry Pi and then use your smartphone (Spotify or Deezer App) to wirelessly control the ...
Timothy Barnett's user avatar
1 vote
2 answers
343 views

I want to make a wireless prototype of a Light switch using Raspberry Pi

I am planning to make a simple wireless light switch using Raspberry Pi. Which of the following protocols would be better suited for this? Zigbee Bluetooth Wifi - UPnP I am looking for cheaper ...
Varad A G's user avatar
  • 850
0 votes
1 answer
941 views

How to use both WiFi and Bluetooth dongles at once without powered USB hub with Raspberry Pi Zero?

I'm aware of the point to get powered USB hub, but my goal is to make the device as small as possible and decrease number of wires. The idea is to make a tiny otg male->two usb female passive hub and ...
Dmitry Ivanov's user avatar
2 votes
1 answer
232 views

Confused about TL-WN725N

I have a Raspberry Pi 2 with Ubuntu Mate and I use it with: TL-WN725N CSL Nano Bluetooth v4.0. If I use only the wifi, the signal will be more powerful and the connection more stable than when I ...
Leo's user avatar
  • 121