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Questions tagged [bluetooth]

For questions pertaining to Bluetooth setup, usage and troubleshooting on the Raspberry Pi, whether onboard or via a USB dongle.

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1answer
22 views

Trouble Connecting Bluetooth Keyboard After updating and upgrading Raspbian

I recently updated and upgraded my raspberry pi 3 b+, and now my Logitech keyboard K480 will not connect. It was working fine until this happened. I'm looking for any tips to see what I'm doing wrong/...
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2answers
188 views

Off grid communication

Over the last couple of weeks, I’ve become interested in off-grid communication, and I am currently looking into creating a simple communication protocol wherein multiple raspberry pi’s are able to ...
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1answer
227 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 ...
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1answer
231 views

Pi 3 Bluetooth Software Requirements

I am using Minibian(a minimal Debian based OS), and trying to set up bluetooth so that I can stream audio to a bluetooth speaker from my Pi. What are the minimum packages I need to get bluetooth ...
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0answers
8 views

Bluetooth icon in system tray has zero width

The Bluetooth Icon in the system tray has zero width, making it invisible. It's still there between the Network Icon and the Speaker Icon because I can still click it and the menu pops up, but only if ...
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0answers
17 views

Raspberry Pi 3B+ Bluetooth undiscoverable on iPhone

I installed latest version of Raspbian Stretch with desktop (which comes with pre installed bluetooth). I turned the bluetooth on, and made it discoverable. At the same time I searched for available ...
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0answers
13 views

Is it possible for Raspberry Pi to update database on Android and Firebase/AWS through Bluetooth?

This is for a school project. The idea is that the Pi (with sensors) will collect data, and store them temporarily on the Pi. Once the Pi is paired via Bluetooth, it will send the data to the phone, ...
-1
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0answers
29 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. Long term ...
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0answers
22 views

Rpi3 Bluetooth hotspot continuously from iPhone

I'm new to Raspberry world, I received a pi3 model as a gift. I noted that there is a generalized problem when Wi-Fi and Bluetooth modules work at the same time, for example with a Bluetooth mouse/...
1
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1answer
263 views

prevent GUI notification for Bluetooth Pairing

Currently, I am trying to control Bluetooth (pairing - connecting - removing ...) with my python code (by accessing to bluetoothctl through pexpect). It actually works fine but I have a problem with ...
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0answers
31 views

Raspberry Pi 3 bluetooth stops working after a while

I use it to connect to a speaker (as a pulseaudio sink) dmesg | grep Blue shows the following: [ 14.034501] Bluetooth: Core ver 2.22 [ 14.034587] Bluetooth: HCI device and connection manager ...
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1answer
28 views

Raspberry Pi Bluetooth Transmitter

Is it possible to use the raspberry pi to transmit USB signal to another computer? I am wanting to plug a wired keyboard into a usb hub and transmit the signal to another computer to essentially make ...
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0answers
303 views

Raspberry Pi 3 Model B + Bluetooth w/Buildroot

I am attempting to get a Raspberry Pi 3 Model B with Bluetooth working under a generic Buildroot image (I have only minimally modified the default raspberrypi3_defconfig) created via buildroot-2018.05....
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1answer
296 views

Connecnting to TE M5600 bluetooth 4.0 pressure sensor

I am trying to connect TE connectivity M5600 wireless pressure sensor (http://www.te.com/usa-en/product-CAT-PTT0063.html) to Raspberry pi with no luck. The sensor is using Bluetooth 4.0. The sensor is ...
9
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4answers
28k views

Automatically connect trusted Bluetooth speaker

I have followed the following tutorial (http://mygeeks014.blogspot.nl/2015/01/audio-streaming-to-bluetooth-speaker.html) to connect a Bluetooth speaker to my Raspberry Pi. Everything works as it's ...
2
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0answers
29 views

Programming bluetooth module of RPi 3 B

I'm trying to scan the invironment of the Pi for active bluetooth devices. I'd like to have MACs, names and signal strength. Of course I can run bluetoothctl in the shell and then use scan on command ...
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0answers
10 views

Live video streaming over bluetooth

I'm currently making a little project, and i need my Raspberry Pi 3b to transmit an USB webcam stream trough Bluetooth to display to an Android smartphone or any other portable device (like another ...
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0answers
21 views

Raspberry Pi Audio Bridge

I would like to connect audio from a TV to be received into a Raspberry PI and then be transmitted via Bluetooth to a wireless Bluetooth speaker, is that possible? If so, how? Audio card?
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0answers
29 views

Trying to use Ethernet over Bluetooth between Pi boards

I'm trying to use SSH over Bluetooth via Ethernet over Blutooth. I've based my effort thus far on: Bluetooth PAN Network Setup with BlueZ 5.X I believe I have faithfully followed the instructions. ...
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0answers
20 views

Bluetooth Audio does not seem to work on Raspbian Strech

After installing Raspbian Strech from NOOBS_v3_0_0 on my Raspberry 3B I have observed that setting up Bluetooth is not a completely easy matter. Most helpful was the installation of the BT manager as ...
1
vote
1answer
306 views

Bluetoothctl connect TIMEOUT exception

This is the error I am getting when I connect to my mobile phone using the connect method in this documentation: https://gist.github.com/egorf/66d88056a9d703928f93, raise TIMEOUT(msg) pexpect....
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0answers
14 views

sdp_connect always fails

I am running a sample code on RPI Zero W and it gets to the point where sdp_connect happens. Tried different samples, but they all fail on the same codeline: session = sdp_connect( BDADDR_ANY, ...
1
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1answer
399 views

/tmp has been reported to be read-only filesystem

Environment: Up to dated rasbian. pi@raspberrypi:/etc $ cat os-release PRETTY_NAME="Raspbian GNU/Linux 9 (stretch)" NAME="Raspbian GNU/Linux" VERSION_ID="9" VERSION="9 (stretch)" ID=raspbian ID_LIKE=...
5
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1answer
4k views

Connect Raspberry PI 3 B to Bluetooth speaker and microphone

I have Bluetooth speaker which has microphone in it, when I use it with iPhone and my PC, the microphone works fine. Now I connected it to Raspbian on Raspberry PI 3 B via inbuilt bluetooth, speaker ...
0
votes
1answer
1k views

Bluetooth module attribute error

I am trying to make a Bluetooth controlled raspberry pi car. I installed all the modules and packages to get started with Bluetooth. I also wrote a program for the car. After running the program I ...
2
votes
1answer
687 views

CWiiD doesn't detect wii remote but hcitool and blueman do

I have a raspberry pi 2 model B version 1 running raspbian that I am trying to get a Wii remote to work with. I have an Inateck Bluetooth 4.0 adapter plugged in to it and have CWiiD installed. When I ...
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0answers
15 views

Pi zero as bluetooth keyboard?

I am attempting to use a Pi as a bluetooth keyboard. There are several guides I have found for this, such as this on from impythonist. However, they seem to be outdated, and so far as I can tell ...
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0answers
27 views

RPi 3B+ won't discover PC on bluetooth

I am trying to connect my Windows 10 PC and RPi via Bluetooth, but my RPi doesn't show my PC as an available device. My PC also does not show my RPi as available. It is weird because my phone can ...
2
votes
1answer
2k views

Playing audio via bluetooth speaker for Pi3 (Stretch)

This is the oft repeated question on playing audio via bluetooth on RPi. There are too many posts out there, but most of them are dated or do not apply to the stretch version of raspbian and hence ...
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0answers
7 views

Bluetooth speaker registers as keyboard

I have a small Bluetooth speaker that I was given that I want to use for a project with a Raspberry Pi Zero W. There is no model information on the speaker. I can connect to the speaker from my phone ...
2
votes
2answers
2k views

BLE + RPi 3 + Node.Js

I am currently developing an application where I connect from an Android/iOS app to the Raspberry Pi 3 via Bluetooth/BLE. Once paired, the RPi will send temperature measurements to the mobile app. I ...
0
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1answer
926 views

Audio cracking with VLC and Bluetooth, but works with aplay

I'm trying to set up my Pi (v2) as a WiFi Hotspot and a Bluetooth Audio Module for my car. The WiFi Hotspot works so far, but the sound over Bluetooth and VLC is only cracking. When i use "aplay /usr/...
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2answers
243 views

Impact of using UART

I'm trying to understand the impact of using UART communication of the Raspberry's GPIO pins. So I'm reading the Raspberry UART documentation, but I'm not sure if I get everything right. It says: ...
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0answers
28 views

Relay Bluetooth keyboard out as a USB keyboard

I have a bluetooth keyboard that's originally connected to my desktop PC. The problem is that I can't use it in BIOS or to select different boot options at grub because the bluetooth drivers aren't ...
1
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1answer
2k views

Using Pi 3 Bluetooth with external GPS

Im trying to connect a RPI3 (running jessie-lite) via Bluetooth to an android phones gps output. I'm using https://play.google.com/store/apps/details?id=com.meowsbox.btgps to stream NMEA strings from ...
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1answer
364 views

Is there an easy way to switch from hdmi to bluetooth audio seemlessly in raspberry pi?

I'm on raspbian stretch, I had an android tv box that broke down so I used a raspberry pi 3 I had around for uni to replace it. In the android tv box, if I connected a bluetooth headset, it would ...
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0answers
14 views

Bluetooth and Android on Stretch

I'm using a Raspi 3+ with Stretch installed and updated. Now I'm trying to connect my Android phone to send and receive commands. After reading hundreds of articels about Bluetooth and Raspi without a ...
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0answers
165 views

Bluetooth on RPI 3B+ suddenly stopped working

A few months ago I set up A2DP with this tutorial. After some time the Bluetooth seems to have stopped working. Not because of the tutorial, but rather because of software issues with the Pi. Now, ...
0
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1answer
1k views

cheap temperature sensors with bluetooth

I have a PI and I need to develop an application to sense between 8 to 16 temperature sensors. BMP180 and a multiplexer have been a PITA and I havent been able to make it work. Is there any other way ...
1
vote
1answer
4k views

Failed to connect: org.bluez.Error.NotAvailable - Error

I am trying to connect a HC-05 Bluetooth Module (connected to Arduino Uno) to my Raspberry Pi 3 in the hopes of achieving bluetooth communication between the two to send data from the Uno to the Pi. ...
0
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3answers
751 views

Python Script that handles Bluetooth doesn't work when loaded on startup

Background I am using my Raspberry Pi B+ to control a 32x32 LED matrix and I am trying to send commands from an Android app to my Pi over bluetooth to display text on the LED matrix. I am using ...
1
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1answer
805 views

Raspberry Pi bluetooth volume buttons

I have configured my pi to connect and receive bluetooth audio from my iPhone 5c using pulseaudio and bluez. How do I use my volume buttons from my iPhone to control the output of the audio from my pi?...
1
vote
1answer
9k views

How to play songs using bluetooth from mobile to XBMC

I have purchased a Raspi v2 and have installed openelec 5.0.5 on it, since I want to use it as a media center. I have a wifi dongle, which works fine even while using airplay. I have recently ...
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1answer
969 views

Bluetooth disconnect

I solved my previous Bluetooth issue, but now my problem is that every time I try to connect something (per Bluetooth) with the Pi Zero W it disconnects very quickly. If I try to connect it to my PC, ...
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0answers
43 views

List of bluetoothctl : paired-devices is empty after a reboot

I can connect a device to my (headless, if it counts) Raspberry Pi 3B through Bluetooth protocol using the following steps : bluetoothctl and on this program, I run - agent on - default agent - ...
0
votes
1answer
1k views

play audio stream when bluetooth connects

I have a Raspberry Pi Zero W and want it to use as an Internet Radio. So I wrote a Python script that connects to my bluetooth speaker and starts a stream. Everything works fine, but i always need to ...
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0answers
25 views

Trying to use Bluetooth to connect to the network

I'm using the latest Raspbian OS (Linux raspberrypi 4.14.79-v7+ #1159) and using a RPi 3 board. Trying to construct a network interface ('ip address') that would allow me to connect to another Linux ...
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0answers
5k views

Connecting a bluetooth device in python using pybluez

wondering if anyone can help me with this. I'm very new to programming in general and am struggling getting my head around bluetooth. I have been trying to follow the examples given at http://people....
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0answers
17 views

How to make buletooth beacon for android

I have tried to make a bluetooth beacon using Raspberry pi 3's inbuilt bluetooth module. I have followed this tutorial and this rpi_so thread. But I can not get any beacon signal from them to my ...
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1answer
2k views

Raspberry Pi 3 BLE scanning failure

I am trying to implement the next code to scan for BLE devices: #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <sys/socket.h> #include <bluetooth/...