Questions tagged [bluetooth]

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

296 questions with no upvoted or accepted answers
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556 views

Connect Raspberry Pi via Bluetooth to Sound Bar

after spending the last couple of weeks trying to connect my bluetooth soundbar to my Raspberry Pi 3 B+ and playing all audio output on it I am close to giving up. Using the GUI I can successfully ...
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301 views

l2ping bluetooth not timing out fast enough

I have been experimenting with pinging a list of known Bluetooth MAC addresses for a tracking project with a Pi 3, however, the ping does not seem to time out until after 5-7 seconds if there is no ...
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231 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....
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363 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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734 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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143 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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899 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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1answer
196 views

Is there a way to connect to a Raspberry server with only bluetooth?

Let's say I installed an API on my raspberry pi (with Php, python, it doesn't matter). Is there a way for my Android phone to make direct requests on my API through Bluetooth ? (If my raspberry and my ...
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636 views

Android RPi bluetooth disconnects after pairing

I'm trying to set up some simple communication between my RPi 3B+ and my phone One Plus 3, but when I try to pair the RPi, it gets disconnected a few seconds after pairing, and disappears from "Paired ...
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252 views

Using Bluetooth to transfer data between two Pi's

I am using two Pi 3B+'s, one is a calculator without a screen, the other one is the human interface with a screen. I would like to command the calculator with the other Pi via Bluetooth. I am using ...
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273 views

How to access a homekit-accessory from raspberry pi 3

Maybe I realize in a second how stupid this question is...sorry in advance I am a bloody raspberry-novice. I have a raspberry pi (3B+) and an Eve Degree. I would like to connect the Degree to the ...
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339 views

rfcomm service not working for Bluetooth over serial

I'm trying to connect with a terminal to my Raspberry Pi over Bluetooth, however with my current configuration (which is what I have found in numerous places online) when any device pairs and connects ...
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382 views

Setting up a serial connection via bluetooth

I have a GSM HAT module which I am trying to use as a remote sms receiver, which my RPI will connect to using bluetooth. The problem I am facing is setting up a serial connection via bluetooth. Out ...
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382 views

Raspberry Pi as bluetooth Microphone

I would like to use the raspberry pi as a bluetooth microphone for my iphone. Not the speaker, ONLY the microphone. My vision is to have a microphone plugged into the raspberry pi that could connect ...
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990 views

SSH through bluetooth to raspberry pi using rfcomm. Nothing appears on bluetooth devices on my PC

I followed https://hacks.mozilla.org/2017/02/headless-raspberry-pi-configuration-over-bluetooth/ I see nothing on the bluetooth devices in my cellphone or computer. Here's the output of my raspberry ...
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223 views

Do I need a Bluetooth Dongle on a RaspberryPI 3 B+ to control GPIO pins from iPhone or android devices?

I'm trying to use Bluetooth to control the GPIO pins on my Raspberry Pi 3 B+. I know that my pi has Bluetooth capabilities built into it, but all of the tutorials that I've found online have required ...
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151 views

Bluetoothctl error connecting with bluetoothctl

I have the version bluez 5.50, and I'm trying to pair trust and connect two raspberry pi. I try with a smartphone, and I can connect between a raspberry pi and a smartphone. However, when I'm trying ...
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1answer
890 views

Bluetooth Connecting two devices

I am trying to set up bluetooth so that I can play music from both my phone and my computer in alternation (ie, if I want to go in the other room on a call where the phone stops playing, i can switch ...
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28 views

Can we play the same audio in two headsets connected to raspberry pi 3 via Bluetooth?

Can the same audio be played on 2 speakers already connected to raspberry pi 3?
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262 views

Bluetooth as a virtual audio device (input)

I am trying to setup this audio-reactive-led-strip library but with Bluetooth audio as the input. I have so far, got my LED strip to work with the standard strandtest.py and have also successfully ...
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152 views

Bluetooth pairing with pre-shared-key

I want to pair my Raspberry Pi zero with my android phone using a pre-shared key. By using bluetoothctl I can pair both devices but not with a pre-shared key only either with no key at all or with a ...
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356 views

Bluetooth Network access point problems

Hi we have two Pis (A Pi3 acting as a server/gateway and a Pi0W acting as the client) and we are trying to get them to communicate. They are connected via Bluetooth, and the Pi3 has a NAP server ...
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763 views

Play piano keys through Bluetooth LE and Midi

On the desktop Using my desktop Macbook I can successfully "remote-play" notes on my piano through the USB-Midi to Bluetooth adapter (Yamaha UD-BT01). First I pair the device through the Audio Midi ...
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1answer
1k 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=&...
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224 views

Paired bluetooth joystick but it won't show at /dev/input or /dev/js

I just paired my bluetooth gamepad using https://www.cnet.com/how-to/how-to-setup-bluetooth-on-a-raspberry-pi-3/ Since it's a gamepad (it has a keyboard button but I'm usng in gamepad ode), it should ...
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657 views

Accessing GATT services on BLE device

Here is one I have been struggling with. I am trying to set up a connection between an rPi 3 and a BLE device. No matter what I have tried so far I cannot get information on GATT services from the ...
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110 views

Raspberry Pi bluetooth connects but gives me this error when I try to run a script

My question is about the raspberry pi original and raspberry pi 3 connect to the android's Bluetooth beautifully according to both the phone and pi. However, when I try to run a file I get the ...
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103 views

Connecting to Bluetooth speaker only works in X, not in terminal

I am running pulseaudio -D to start pulseaudio as a daemon, then running sudo bluetoothctl, connect to connect to the bluetooth speaker (it has already been paired). When I do this in X11 with a ...
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1answer
885 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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777 views

Program to get and display Bluetooth metadata

So I set up my Raspberry Pi 3 as a Bluetooth receiver and it is able to get sound from my phone. Is there any program (preferably graphical) that can display the track info and artist info from AVRCP ...
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43 views

Can't read from paired and connected Bluetooth device

I'm running a code on Arduino and using Bluefruit EZ-link to pass data from Arduino to Raspberry Pi3B. The Arduino code is working as well as its setup with the EZ Link as we've already got the whole ...
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1k views

Getting audio over bluetooth on PiZeroW

I have a PiZeroW set up as a headless Spotify connect device. The OS is the latest Raspbian Stretch. I have the audio output connected through a Pimoroni PHAT DAC. The device is setup using ...
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148 views

Coin Cell Powered Bluetooth “water on floor” sensor(rope type)

disclaimer, I am quite new to development of solutions around the Raspberry PI, so please forgive If I'm slow at grasping something but, I'm trying to put together a package to implement across ...
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2k views

How can I connect MATRICOM wireless controller to raspberry pi 3?

I bought 2 wireless controller from amazon called MATRICOM to connect them to my raspberry pi 3 running retropie 4.2 This controller works for PC, Android, PS3. It has a mode button so I can change ...
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2k views

Bluetooth on RPi Zero W does't work

I have a problem and, although I have searched the solution for many parts and for three days, I can not solve it so I come to ask for help. The problem: I recently bought a glittering Raspberry Pi ...
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5k views

Raspberry Pi 3 Bluetooth Programming with Python

I have successfully connected my cell phone to the Raspberry Pi's onboard Bluetooth. I know the Bluetooth works, but I cannot get connection on Bluetooth to work properly. I get this error when I run ...
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1answer
212 views

Not able to pair Raspberry Pi3 and iBeacon using Bluetooth

In my current project, I am working with iBeacon in the area of IoT. Basically iBeacon works on Bluetooth wireless technology. I am using Raspberry Pi 3 (with in-built WiFi and Bluetooth). Pi 3 ...
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1answer
2k views

Raspberry Pi 3, bluetooth is not getting connected with HM-10 bluetooth module

I currently have a Raspberry Pi 3 with built-in bluetooth and some of my work specification require to connect it with HM-10 bluetooth module but I am unable to do so. I have tried various methods ...
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95 views

Bluetooth re-connecting on reboot of nexdock

I have a nexdock laptop. I have to connect bluetooth (pair) each time I bootup Raspbian. I followed the directions to add a command line in the crontab -e menu. Still have to pair the nexdock. Anyone ...
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1k views

Video streaming over Bluetooth from RPi3 to android app

I'm building a robot that is controlled using a Android app by sending commands over Bluetooth. I would like to also get a video over bluetooth to my android app from RPi3. My question here is, did ...
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1k 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 ...
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73 views

Bluetooth pairing Galaxy Tab

I would like connect my Galaxy TabS2 to my Raspberry Pi. After that, I would like write a script to do it automatically. When I do this with bluetoothctl, I have a message (Pairing Requested) at the ...
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1k views

Send data from arduino ble to raspberry pi 2 as serial over bluetooth

Im trying to send data from an arduino with integrated ble (bluno nano from DFRobot) to a raspberry pi 2 which has an hm10 ble module connected to its serial0 gpio14 and 15 pins. I link the devices ...
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1k views

RetroPie and two Bluetooth PS3 Controllers

Now working I have two fake PS3 controllers. I have been able to get one working fine. Is there anything specific to get a second one working via bluetooth? This question by Chris Barr has some ...
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2k views

Bluetooth Device Not Working

I'm trying to set up the on-board Bluetooth of the Raspberry Pi 3 (Kali running). The Pi isn't connected to the internet, so I installed: pi-bluetooth_0.1.1 bluez_5.23 bluez-firmware_1.2 by hand. ...
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206 views

How do I fix bluetooth not working?

I own the raspberry pi 3. I've had it since like mid-late August. I was so happy about bluetooth. After a while, it stopped working. I checked the circuit board and the built in bluetooth board for ...
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1k views

PS4 Controller Over Bluetooth for Retropie / EmulationStation Won't Configure

I have read multiple posts and have not found a solution to this problem, and I'm not much of a programmer. Here's what I've done so far: Downloaded a fresh install of Retropie from here (https://...
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116 views

What Bluetooth HCI radio to use for Bluetooth v4.2 testing

I would like to test Bluetooth v4.2 features using a Raspberry (e.g. LE Secure Connections, Data Packet Length Extension, Link Layer Privacy, etc). I know that BlueZ is capable of this and I have ...
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472 views

Bluetooth mouse problem

Hi I have installed a 'Blutooth Keyboard' and sucessfully paired it to my Pi B mod 3. But when I attach my 'Microsoft Designer Mouse' it pairs sucessfully but gives a message 'Connection failed - No ...
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1answer
1k 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?...