Questions tagged [bluetooth]

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

Filter by
Sorted by
Tagged with
1
vote
0answers
10 views

Route native Alsa app audio to bluetooth speaker with Pulseaudio?

I have an app that only supports Alsa, and I want to route its audio to a Bluetooth speaker. I'm attempting to use Pulseaudio to do it if that is possible. The Bluetooth speaker is paired and I can ...
1
vote
1answer
19 views

Bluetooth cannot be started

Using Raspbian Lite on my RaspberryPi 4. Havent been able to get the Bluetooth working. I tried $ sudo systemctl start bluetooth but $ systemctl status bluetooth ● bluetooth.service - Bluetooth ...
1
vote
0answers
31 views

Bluetooth headphones keep disconnecting/reconnecting

I have a pair of SoundbudSlim+ that I've been using for years on my phone. Trying to get them to work on the Pi4 running up to date Raspbian. I don't need the microphone, just the audio is fine. The ...
1
vote
1answer
22 views

How to connect an Raspberry pi to an android phone via bluetooth?

I am working on a project in which I'm supposed to take some readings from sensors, then do some analysis on them and output a result. I want to display this result on my android phone. How would I go ...
1
vote
0answers
17 views

How to set up an Access Point / WiFi Repeater to connect through Bluetooth?

I had successfully set up my raspberry pi as an access point as WiFi repeater followed this guide: Access point as WiFi router/repeater, optional with a bridge. I would like to set up my raspberry pi ...
0
votes
0answers
12 views

How to restart/release rfcomm for bluetooth communication?

I am trying to connect raspberry pi to my galaxy note to use it for serial communication. I have somewhat succeeded at that. First I paired it and trusted through bluetoothctl. Then I run sudo rfcomm ...
0
votes
0answers
14 views

Only one application can output audio to bluetooth speaker at a time

I have a rpi 3b+ running on the latest Raspbian Stretch with desktop (2019 April 09), I updated/upgraded all packages to newest version, everything related to bluetooth & audio is kept default. I ...
0
votes
0answers
10 views

How to set up bluetooth broadcasting on a pi 3 b v1.2

um new to working with bluetooth on linux or on a raspberry pi but i have managed to set up the controllers. What i want to accomplish now is using python to connect or broadcast my raspberry pi as a ...
1
vote
0answers
31 views

Serial port communication between nRf52840 dongle and Raspberry pi 4 using Ble

I need to pass a stream of data from raspberry pi 4 to PC through Ble. I can successfully build and run \examples\peripheral\usbd_ble_uart. It can communicate with my android phone using nRF connect ...
0
votes
0answers
20 views

Adding Flags to BLE HID Advertisement using bluez Raspberry Pi 3 Model B+

I'm trying to mock a BLE connection between and Android phone and a HID BLE mouse by using bluez 5.50 on a Raspberry Pi 3 Model B+ to create a mock HID BLE mouse. I've managed to advertise the device ...
1
vote
1answer
25 views

Connecting to TE M5600 bluetooth 4.0 pressure sensor

A similar question has been asked before , but I'm unsure how to add a follow up question .... Essentially, I want to connect one of these M5600 sensors to a RPI to use with a python script of ...
0
votes
0answers
18 views

HSP not displaying on Bluetooth Control When added in sdptools

I am currently configuring my raspberry PI to act as a bluetooth headset. I have been following this tutorial https://scribles.net/enabling-hands-free-profile-on-raspberry-pi-raspbian-stretch-by-using-...
0
votes
0answers
31 views

bluetoothd: Failed to obtain handles for “Service Changed” characteristic

I can't manage to make my Pi 3 bluetooth working. As you can see I updated the /etc/systemd/system/bluetooth.target.wants/bluetooth.service file. But it doesn't seem to make the service working. $ ...
3
votes
1answer
35 views

Terrible sound quality when recording over bluetooth

I have paired a Jabra Talk 15 headset with a Raspberry Pi 3B (and PulseAudio). I can play sound through the headset well. When I record using arecord though, I get almost completely garbled audio. ...
0
votes
0answers
16 views

Connect Ípega to retropie via Bluetooth

I am trying to configure a Raspberry pi 3 with retropie. The base config is ok, and the emulators are working fine with USB controller (Dualshock 4). Now I want to connect a Bluetooth Joypad made for ...
2
votes
0answers
28 views

help getting ble-mesh (bluetooth mesh) working

I was hoping to get some help. I have been working on getting bluetooth mesh working on my raspberry pi 4 for a few days and feel I am hitting a brick wall. I am referring to this pdf that was ...
4
votes
0answers
84 views

Host Web Server on Raspberry PI via Bluetooth PAN

I don't often post on forums like this, but when I do, there's always someone in the comments telling me I violated some practice of forum posting and I never get a legitimate answer, so I figured I'd ...
1
vote
1answer
55 views

Rpi 4b bluetooth does not show up

My bluetooth will not show up at the top right corner of the taskbar like it is supposed to. I have tried: -Adding multiple of them in the add/remove panel items, but none show up. -rm -r ~/.config/...
1
vote
0answers
16 views

RPi3 Bluetooth Tethering Setup

I'm trying to setup automatic Bluetooth Tethering without a GUI, and I can't find anything that works online. A lot of forums just end at the mention of "Blueman." The only way I could even find to ...
0
votes
0answers
86 views

“Hciuart.service dependency failed”, Timed out waiting for device /dev/serial1

I have the following problem: Since I wanted to use the integrated Bluetooth module on my Raspberry Pie 3 B+, I come across the following problem: Hciuart.service: Job hciuart.service/start failed ...
1
vote
0answers
11 views

Headless bluetooth pairing with PIN and making it non-discoverable after pairing

I have used simple-agent found on this link, I wanted to use my Raspberry Pi heedlessly, hence I have hardcoded a specific pin in the code, instead of returning the value entered on the Raspberry Pi ...
11
votes
1answer
2k 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. ...
1
vote
0answers
72 views

Failed to start Bluetooth Service

Could someone help me to rectify this error? pi@raspberrypi:~ $ sudo service bluetooth status ● bluetooth.service - Bluetooth service Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled;...
0
votes
0answers
35 views

Raspberry Pi Bluetooth MAC address storage

I'm looking at using a Raspberry Pi 4B for some Bluetooth testing. It appears to use the same CYW43455 chipset as the 3B, with support for reprogramming of the Bluetooth MAC address, which would be ...
1
vote
1answer
104 views

Reverse Tether: Sharing Raspberry pi's Internet connection to Android via Bluetooth or USB

I've seen a bunch of stuff where a phone provides internet to pi, but I was wondering the feasibility of the other way around, where the pi is connected via Bluetooth (or USB) to an android device ...
1
vote
0answers
24 views

What Bluetoothctl agents are there?

Due to some bluetooth connection issues I've been having connecting some raspberry pis via bluetooth (just for context), I've been looking into different bluetooth agents I could use. There are a few ...
0
votes
0answers
30 views

ALSA lib bluealsa-pcm.c:219:(io_thread) PCM FIFO write error: Broken pipe aplay: pcm_write:2053: write error: No such device

Bluetooth Error Device: Rpi 2 2014 Model B Ver 1.1 also Rpi 3 Bluetooth Headset JBL Everest Elite 750NC Bluetooth Adapter Panda Wireless PBU20 command line: aplay -D bluealsa:DEV=C8:DF:84:20:...
0
votes
0answers
51 views

How can I automate a command at boot with a Kali Linux distribution?

I am following this guide to connect to a Raspberry Pi with Bluetooth and I would like the Pi to execute the following command at boot. screen sudo rfcomm watch /dev/rfcomm0 1 /sbin/agetty rfcomm0 ...
0
votes
0answers
53 views

How can I control a Raspberry Pi over Bluetooth with an Android Smartphone?

I am looking for ways fo control a RPI with Kali Linux over Bluetooth. I would like to be able to turn on the RPI and connect to it via Bluetooth without using a screen, a keyboard and a mouse. I ...
1
vote
0answers
35 views

Custom Dualshock 4 Script/Program

I've got a Pi 3b that I originally planned to be a dedicated Steam Link. I already followed these instructions to set up a DS4 controller to control it, and it's working just fine so far: https://...
2
votes
1answer
220 views

bluealsa: Couldn't acquire D-Bus name: org.bluealsa

Trying to use my Raspberry Pi 4 as an A2DP Bluetooth sink using bluealsa. As reading the documentation of bluealsa: It will register org.bluealsa service in the D-Bus system bus, which can be used ...
0
votes
0answers
317 views

Issue connecting to my Airpods from Pi 4

I am a newbie and recently purchased Pi4 Vilros Edition. Was just exploring my Pi4 and tried to connect my Airpods to it. It shows up in the bluetooth devices, but it wouldnt pair or connect. I get ...
0
votes
1answer
51 views

Duplex communication via bluetooth - in C++ code [closed]

I have a working C++ code , partially converted to class, passing single (text char ) message form client (Rpi) to server (PC). I have used a composite ( fancy work for hack ) of many C/C++ code ...
1
vote
0answers
24 views

How do I get a list of only bluetooth audio devices?

I'm currently using pexpect in python to use bluetoothctl. I can get a list of all bluetooth devices, but is there a way to narrow down the list to only audio devices (bluetooth speakers, headphones). ...
1
vote
0answers
105 views

Problems Connecting to Bluetooth devices through python

I am trying to write a simple python script that connects any bluetooth audio device to the raspberry pi 4. I keep getting "bluetooth.btcommon.BluetoothError: (111, 'Connection refused')" Here is ...
1
vote
1answer
81 views

Bluetooth camera button key input data with Python Pynput?

I have a Raspberry Pi 3b+ setup that controls a robot. I am looking to control it using a small wireless bluetooth button. After much research I was able to get this button connected https://www....
1
vote
1answer
26 views

Bluetooth on a read-only system

Oi, I am trying to say hello here... why are you deleting my "Hello all"... Anyway, as the title suggests, I need some help with bluetooth on a read only system. After some playing around and ...
0
votes
0answers
152 views

Raspberry does not recognize bluetooth speaker as output

This seems to be a googleable question but it doesn't to me. I have a Raspberry Pi 4 Model B (RPI) installed Ubuntu 19.10 and a bluetooth speaker "Amazon Echo Plus First Generation" (I know it has ...
0
votes
0answers
598 views

Does the Raspberry Pi 4 speaks Bluetooth aptX-HD?

I'd like to use a RPi 4 as a bluetooth audio receiver. For optimal sound quality I'd like to transmit the audio using Bluetooth aptX-HD. Can the built-in bluetooth receiver from the RPi 4 receive that?...
1
vote
0answers
41 views

Mapping Bluetooth Device

I have been able to successfully map a USB controller with Raspberry Pi 4 using this tutorial: https://core-electronics.com.au/tutorials/using-usb-and-bluetooth-controllers-with-python.html I'm now ...
2
votes
1answer
34 views

Separate video audio output two Raspberry Pis

I own a projector which is obviously on the opposite site of the room than the audio system. I'd like to keep everything cableless, so one RPI is connected to the audio system, the other one to the ...
0
votes
0answers
21 views

set PAN network on raspberrypi with ubuntu OS

First of all sorry for my English. I am trying to set a pan network in ubuntu OS on raspberry pi 4B+. I have used the below guide to set up the PAN. https://raspberrypi.stackexchange.com/a/71587 But,...
1
vote
0answers
18 views

Using a Raspberry Pi as a bluetooth “switcher”

I like to use a bluetooth headset with multiple devices, but it only connects to one at a time. I want to remove that hassle of always disabling then reenabling bluetooth on my devices. What I am ...
3
votes
0answers
100 views

Connect with VNC to RPI 3B+ via Bluetooth

I want to do VNC via Bluetooth between my Raspberry pi 3b+ and an android phone. Some forums say that bluetooth technology is so slow to connect VNC via a DUN network, but I was doing some research ...
0
votes
0answers
27 views

Separtate controling bluetooth audio input & USB microphone input via Processing

Hi I've trying to solve this more then 3 weeks. Now...i can't solve it myself :( I want to made audio spectrum which can support microphone input and bluetooth(android) input. ※Environment ...
0
votes
0answers
101 views

unable to connect DREVO bluetooth keyboard to RPi3

I'm trying to connect a DREVO Bluetooth keyboard to the RPi3 B rev2 running Raspbian 9. With the keyboard in pairing mode, I am able to use the Bluetooth menu, scan and find the device to add, and a ...
0
votes
0answers
101 views

Pi zero w BLE connection disconnects

I have some strange problem with connection between raspberry pi zero w and BLE device (electric scooter). When I try connect to ble device via bluetoothctl service it connects properly but ...
1
vote
0answers
44 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 ...
0
votes
0answers
29 views

Can't find my android phone via bluetoothctl scan on

I am currently working on a project that fetches the RSSI of my Samsung Galaxy S8 phone via bluetooth on a Raspberry Pi Zero W. I am running Raspbian and have successfully found other devices via ...
0
votes
0answers
38 views

Why do my servos only work the first time

I Posted earlier about having problems with my servos that you guys helped me with and I'm really grateful for that. Now I'm facing an other issue with the servos: I have put them on my "robot" that ...

1
2 3 4 5
13