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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15 views

Connect phone audio with raspberrypi

I am trying to make a google home assistant using RPI 3b. However, all 4 of my USB ports have suddenly stopped working. So I thought of maybe using a phone as a mic that would interact with the RPI. ...
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12 views

Raspberry Pi 4 not detecting Wireless headphones

Raspberry Pi 4 is not detecting my realme Buds Wireless Pro headphones I tried trouble shooting the issue by referring the following : https://peppe8o.com/fixed-connect-bluetooth-headphones-with-your-...
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1answer
30 views

Pi 4 change Bluetooth MAC adress

I want to change the bluetooth mac address of the builtin wifi/bluetooth chip, but all my attempts have been futile despite multiple sources (including the commands) implying it to be possible. See e....
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19 views

Interpreting errors in bluetoothctl service

I have a retropie on Raspberry Pi 4 that doesn't seem to connect to my Xbox one controller. Checking sudo systemctl status bluetooth.service yields bluetooth.service - Bluetooth service ...
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1answer
42 views
+100

Vlc only outputs audio to bluetooth

I've got a weird problem right now. I updated everything a couple of weeks ago (sudo apt update, upgrade etc.) and after that I had issues with the sound output to my tv via hdmi. I managed to fix it ...
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14 views

Sound settings seem to be fine but don't hear anything

I've got the RPI4 Model B. A while ago I had it connected trough Bluetooth with a simple JBL speaker. It worked and I could hear the sound that was coming from the Pi. Recently, I moved the Pi and ...
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0answers
60 views

Bluetooth device connection lost after a second

With the Raspberry Pi 3B i was able to succesfully pair and connect a Barcodescanner (OPN2006). For this, I used the following code: pi@raspberrypi:~ $ bluetoothctl Agent registered [bluetooth]# power ...
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0answers
13 views

Is it possible to configure a Raspberry Pi 4 to become a Bluetooth adapter for a desktop PC?

My PC Doesn't have bluetooth, so I wold like to use my Raspberry pi 4 as a bridge between my switch pro controller and my desktop PC. I've read that i'ts possible to connect the controller to the ...
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1answer
31 views

Bluetooth Audio Sink causing long shutdown

I have a Raspberry Pi 4B running the latest version of Buster. I am going to run the system headless booting directly to a command prompt (but not the lite version). I have written a python program ...
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1answer
16 views

How to get Bluetooth back in panel?

After install the drivers and stuff for a 3.5 inch LCD screen, my RPis Bluetooth seems to be disabled... The applet doesn't show in the panel like the wifi and volume does. Before the installation ...
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0answers
22 views

How to apply authentication pin while making BLE connection using Bluez5.60

I'm trying to connect my Raspberry Pi 3B+ over BLE GATT Server using the Bluez5.6 library. I have successfully tested the BLE server application. Able to connect & communicate over the GATT ...
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0answers
31 views

Getting iPhone bluetooth to pair with a raspberry pi to serve as 4G hotspot

I'm trying to figure out a way to pair an iPhone to a Raspberry Pi 4 (with a PIN ideally, but without is okay). Once paired, I'm going to set up the iPhone as a hotspot. All user interaction has to be ...
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0answers
14 views

Startup Bluetooth connection not working when monitor is not connected

I want to achieve a project that could capture images and transfer them to my Android phone via Bluetooth when powering on the Rpi. I achieved this by running a customized python program. Now I am ...
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0answers
36 views

Bluetooth Troubleshooting Pi 4

Raspberry pi 4 running Picroft image. Trying to set up the pi as a bluetooth sink receiver as per https://github.com/nicokaiser/rpi-audio-receiver When I try to connect, I see on my phone: "...
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1answer
267 views

Raspberry Pi 4 won't pair to bluetooth devices

I have a raspberry pi 4 that I plan to use as a media center, and I want to pair a controller to it. However, using bluetoothctl to pair a controller results in the controller briefly pairing and then ...
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1answer
55 views

Raspberry Pi bluetooth not detected by any device and also not detecting any devices around it. Details below

I am using the latest version of Raspberry Pi (Buster) on a Raspberry Pi 4,2Gb model. After a fresh flash and boot up, I clicked on the raspberry pi default Bluetooth > clicked "make ...
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0answers
49 views

Connect Raspberry PI to smartphone via bluetooth tethering (PAN)

Good evening everyone. I turn on the "bluetooth modem" on my phone, aka bluetooth tethering. And I want my "raspberry pi zero w" to automatically connect to the phone and use the ...
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2answers
28 views

How to make RPI run script without WIFI

I have a RPI with a python script on it that makes the camera record every time you hit enter, and I would like to connect to the pi from my phone or laptop via Bluetooth or another way so I can run ...
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0answers
16 views

Raspberry Pi 4 B audio stream from phone clipping with multiple devices

Tl;Dr Multiple bluetooth devices throttle bl-data causing audio skipping. Can external bl-dongle be set up to be used in one application and integrated module in other? I'm trying to setup Raspberry ...
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3answers
134 views

Bluetooth device connection problem on RPi4 with buster

##### PROBLEM ################################# I have a bluetooth device that was connecting fine with RPi4 with buster after the GUI has loaded but I am now having problems with the connection after ...
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0answers
30 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 ...
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0answers
51 views

Stream Xbox audio to raspberry pi via Xbox Wireless

Is it possible to transfer Xbox Audio to raspberry pi via Xbox Wireless protocol? i.e. using raspberry pi as a Xbox controller. I need to record in-game chat voice conversations, because for some ...
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1answer
156 views

Bluetooth 'Connection failed - no useable services on this device'

I'm trying to communicate between my RPi4 and a custom Android app on my phone via bluetooth. I had paired the devices, established a connection, and was even sending data over a serial connection, ...
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0answers
19 views

Trying to Run Python Scripts on the Pi remotely using bluetooth

I am trying to get a script that is currently on my Raspberry pi 3B+ to start using the Bluetooth on the Pi itself from my laptop. I have tried a few things, including pybluez (wouldn't run on my ...
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1answer
88 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]...
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1answer
102 views

How to best handle Raspberry Pi 4 and Smartphone connection over Bluetooth and Python

I would like to accomplish the following task: Interact via a python script with my Raspberry Pi and a Smartphone. For me it doesn't matter so much whether to use Classic Bluetooth or BLE but for user ...
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0answers
18 views

RPi Zero Wireless Bluetooth unable or missing to receive 6 bytes of data

I am using pydbus to receive 6 digit value from keypad. When i execute in RPi 3B+, it works fine. When i repeat the same in RPi Zero wireless, it seems not working. I have checked from every angle and ...
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1answer
36 views

RPI 4 Bluetooth Mobile Date & Time Sync [closed]

I am trying to build a carputer and I will have my mobile connected to RPI 4 through a external USB Bluetooth interface. The UI on the application will pick the time and date from Raspbian OS and will ...
0
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1answer
21 views

pydbus throwing error in raspbian lite

I have successfully installed and used pydbus to communicate and control few Bluetooth LE devices from raspberry pi (full version). When i tried to do the same with Raspbian lite, i get: object does ...
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2answers
200 views

Trouble connecting to bluetooth device

I'm a little confused on how I would interact with a bluetooth device on my Raspberry Pi 4. I have a four probe cooking thermometer that I'd like to read tempatures from and then make a web interface ...
0
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0answers
52 views

Logitech K480 Logitech Buetooth Keyboard connection

the rasberry pi 4 does not see the bluetooth K480 Logitech keyboard.The logitech k480 KB is a multi device kb,it has a switch to switch between 3 devices.Am using number 1.Its a new kb and has never ...
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0answers
23 views

Raspberry Pi 0 W not picking up audio input from bluetooth speaker/microphone

So I have a bluetooth speaker with a microphone that I have connected to my Raspberry Pi 0 W, and I've selected the speaker as the default input and output device for my Pi. It works fine for playing ...
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1answer
29 views

How Bluedroid can be worked in raspberry pi4B instead of BlueZ

Want to port the bluedroid to raspberry pi4B instead of BlueZ. Because of some causes, only want to use the pi's rootfs, don't use the dbus. how to work it? first of all, as we know,different ...
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0answers
22 views

A2DP doesn't work with PC, but works with a phone

I used this project to set up A2DP. There is no problem with a phone <-> rpi connection. However, my PC (elementary OS) is struggling to connect to Raspberry Pi 4. But even when it does connect ...
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0answers
16 views

How to get a2dp on Ubuntu server

I have Ubuntu server installed because of 64 bit support. Most of the solutions out there rely on bluealsa, which is available on raspbian only. Is there an easy to use Ubuntu option?
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2answers
312 views

Python import bluetooth module

I'm trying to send and recieve data over bluetoth on my Raspberry Pi 4, via a bluetooth terminal app on my phone. I've found a couple of tutorials (e.g. this and this) which use python scripts ...
0
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0answers
15 views

Is it possible to use a PI3 as a 2way bluetooth audio converter with line in / line out usb audio card

So I'm completely noob at playing with linux / raspberry but I've been able to follow a few tutorials but I'm still not able to achieve my goal.... Let me explain : I have a communication device with ...
0
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1answer
158 views

Raspbian and Bluetooth Headset not working

I know, there are already several questions about this, but none of them helped me. I have a rasbian installation and try to connect to my bluetooth headset. When I run sudo bluetoothctl I can find ...
0
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0answers
34 views

How to get Blurtooth on a PI 4

I tried this to get Bluetooth set up on my PI4 with no luck Terminal From the Raspberry Pi desktop, open a new Terminal window. Type sudo bluetoothctl then press enter and input the administrator ...
0
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1answer
121 views

Linux, python, Bluez, Bluetooth libraries, UUIDs, and handles

I am using the python library pygatt to talk to govee bluetooth bulbs, and it is working fine, for only 1 bulb. The problem with it is that it won't allow more than one connection at a time since it ...
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0answers
81 views

Raspberry Pi zero bluetoothctl connection fails to a device

I am currently trying to create a script to connect a Bluetooth printer to my raspberry device using CLI commands. So far I have tried using bluetoothctl but it freezes/crashes whenever I try to ...
0
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0answers
36 views

Receiving audio using bluetooth and performing DSP operations

I wish to create a project on the raspberry in which I can intercept the audio data being received by raspberry pi bluetooth and perform DSP operations on that data (Like Short-time Fourier Transform ...
0
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2answers
129 views

How would I send files to Raspberry Pi through bluetooth without touching the Pi?

I want to be able to send code files to my Raspberry Pi Zero W from my Mac or Android phone, without needing to go do anything on the Pi itself. I was able to pair and connect to my devices with ...
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0answers
25 views

Pi 4 not working with HHKB Hybrid type s keyboard

I can't find the keyboard device using the bluetooth manager and it does not work when I connect via usb. Any help please!!!
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0answers
32 views

How to play through bluetooth speakers with RPi renderer on lan and openhome/linn android phone control point

Using RPi3b and clean installation of RaspberryPi OS Lite and connecting to network using lan. Media is stored on NAS and served to lan by minimserver. I have installed upmpdcli and mpd on RPi and ...
2
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1answer
49 views

Access Denied when scanning for BLE (Bluetooth Low Energy) devices

I'm running an up to date version of Buster on a Pi 3B+ (v1.3) and my Python program dies with txdbus.error.remoteerror: org.freedesktop.DBus.Error.AccessDenied: Rejected send message errors unless I ...
0
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2answers
166 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 ...
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0answers
90 views

Connect multiple bluetooth barcode scanners to Raspberry Pi 3

I am working on a project for my university. I want to connect several Bluetooth barcode scanners (OPN2006) to a Raspberry Pi 3+ by using the Bluetooth SPP. I managed to make the connection to one ...
4
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2answers
267 views

Where to get Bluetooth/Bluetooth.h for Raspberry Pi?

This is a stupid question. But I cannot find a solution to it. I am trying to build a BLE application with reference to this tutorial https://people.csail.mit.edu/albert/bluez-intro/c404.html. I am ...
1
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0answers
23 views

Bluetooth retransmission

I'm doing a project of automation, and I would like to implement a bluetooth "retransmitter" for sound. I'm currently using Raspberry PI 4 (4gb ram) with ubuntu desktop client 20.10 This is ...

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