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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12
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. ...
2
votes
1answer
656 views

Are there reliable methods for connecting/reconnecting to multiple bluetooth LE devices to a raspberry Pi?

I've been trying to get a bluetooth LE IoT set up to work with multiple bluetooth LE devices that periodically turn on and transmit. I'm using code similar to https://engineersportal.com/raspberry-pi-...
1
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0answers
170 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
47 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
246 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
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0answers
383 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
vote
0answers
44 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
88 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
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0answers
65 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
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0answers
65 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 ...
3
votes
1answer
488 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 ...
1
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0answers
94 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://...
0
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0answers
1k 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 ...
2
votes
1answer
969 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
1answer
87 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 ...
3
votes
1answer
733 views

Connect Xbox One Controller to Raspberry Pi

I know this has been solved (generally) for RetroPie, but I'm hoping to have a generic solution I can use for other purposes--like controlling robotics. And RetroPie dominates the conversation. Is ...
0
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0answers
1k 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?...
9
votes
3answers
19k views

Installing Bluez 5.44 onto Raspbian?

Has anyone been able to successfully install Bluez 5.44 onto Raspbian? I'd like to use this on both a Raspi 3 and a Raspi Zero W. I've followed numerous different guides but they all install Bluez ...
1
vote
1answer
120 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
57 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 ...
1
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0answers
55 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
42 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 ...
1
vote
1answer
4k views

Impossible to connect bluetooth mouse to rapsberry pi 3 b

I bought a bluetooth mouse (Logitech M590) hoping I could use it for both my Windows 10 laptop, and my Raspberry Pi 3 B. I've managed to connect it to Windows 10 without the dongle, but there is a ...
0
votes
0answers
26 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,...
2
votes
1answer
2k views

Where can I see my device's BLE UUID?

I've been working on a project in which I need to pair an iPhone with my RPi. I've successfully done it, only that I would like to know how can I get the RPi's BLE UUID my iPhone sees when it scans ...
1
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0answers
20 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
249 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
38 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
153 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 ...
1
vote
0answers
48 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
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0answers
184 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 ...
0
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0answers
49 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
852 views

Changing bluetooth class to act as a hands free device and car audio

Good morning folks, I have been using this tool to quickly configure my Pi2 as a bluetooth audio link to my camper van, it works brilliantly. My question is regarding changing the class of the ...
3
votes
1answer
6k views

How to connect a bluetooth device from the command line

I have a headless raspberry pi (it's networked but not plugged into any keyboard or monitor). I've previously used it to play music through a wired speaker plugged into the headphone socket. I was ...
0
votes
0answers
39 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 ...
2
votes
0answers
11k views

Bluetooth MAC Address Raspberry Pi 3

I'm trying to connect two raspberry pi 3 betweem them via bluetooth. But the fact is that their MAC addresses are AA:AA:AA:AA:AA:AA Does anyone knows how to assign them a real mac address in order ...
5
votes
1answer
7k views

How to Decode TPMS Sensor data through RPi3 Bluetooth

I'm working with a Bluetooth TPMS Sensor (TP630). Here I have some important information about the sensor: Description: ➤ Bluetooth Transmit Power: 0dbm MAX ➤ Processor: 8-bit MCU / S08 core, ARM ...
1
vote
0answers
147 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. ...
4
votes
1answer
399 views

Bluetooth Blues

I've discovered again that cursing and swearing at inanimate objects doesn't actually improve things, so I'll try posting a question. A couple of months ago I attempted a fairly ambitious project (...
1
vote
1answer
60 views

Completely Cycle Bluetooth with shell command

I have a problem with Bluetooth not working at startup, in Rasbian Stretch on RPi Zero W. On the desktop toolbar, Bluetooth says it's enabled. But when I try to use it through the blueST-SDK API in a ...
1
vote
2answers
29 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 ...
0
votes
1answer
181 views

Why can't one of my Rpis talk to bluetooth device

I have a Tilt hydrometer for homebrewing. I've been using this python script to talk to it from one of my Rpi 3B+ devices (running Raspbian stretch). I have a second device and am trying to mimic the ...
0
votes
1answer
3k 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/...
0
votes
0answers
199 views

Connect mobile phone/app to Pi Zero W via Bluetooth

Is there any easy way to connect my android (later ios too) device to my pi zero w via Bluetooth? I'm looking for a way to send data to my mobile phone without using Wifi. edit: I want to write an ...
1
vote
1answer
1k 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 ...
1
vote
1answer
64 views

Raspberry discoverable and pairable without pin keep disconnecting

I want to send bytes to my raspberry pi 3 through bluetooth with an application on my smartphone. Bluetoothctl works fine, pairable, discoverable, agent NoInputNoOutput all work. However, my phone ...
0
votes
0answers
94 views

Pairing Rpi and windows PC for bluetooth over serial

I am currently working rpi 3B+ and windows system. thing is I want to use bluetooth over serial to windows PC. Before that happens RPI and Windows must be paired first, that is not happening at the ...
8
votes
3answers
14k views

SSH over Bluetooth with iOS

Is it possible to connect to a Pi3, over Bluetooth for SSH, for iOS? I know you can connect to it with BlueZ, and SSH is possible over wifi, but I can't find anything about doing both. The advantage ...
1
vote
1answer
190 views

Can I use an old bluetooth dongle with a model 2B?

$hciconfig -a ... ... ... HCI Version: 2.1 (0x4) Revision: 0x529b Does anyone know if this hardware is incompatible? I got some old bluetooth dongles from work and found my old rpi, it's a model 2 B....
3
votes
1answer
6k views

RPi-bluetooth headless communication with android phone - no pairing

I am in the middle of a project, where I want to use the integrated bluetooth device on a Raspberry Pi 3 running Jessie and an Android phone to communicate with each other. It is important to notice ...

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