Questions tagged [bluez]

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Sox error: ALSA lib bluealsa-pcm.c:200:(io_thread) PCM FIFO write error: Broken pipe

I'm trying to use my Raspberry Pi as a white noise generator using SOX and my bluetooth speaker (BOSE mini soundlink II). Everything works great at first, however after a certain period of time (as ...
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2answers
45 views

Raspberry Pi 3B+ BLE peripheral : Android can't retrieve services list, OK with iPhone and Win10

I try to make a Raspberry Pi 3B+ act as a BLE peripheral. I downloaded latest version (5.50) of bluez stack here : https://git.kernel.org/pub/scm/bluetooth/bluez.git. I execute provided examples in /...
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12 views

Caputing data from BluetoothLE sensors

I have been trying to grab data from BLE sensors using python. While the commandline tools worked flawlessly I couldn't get it to work with any other python framwork available for BLE. A collegue ...
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1answer
47 views

bluez - failure to pair bluetooth remote

I'm trying to pair my PS3 remote with my RPi 3, through bluetoothctl. The steps I'm attempting: place the remote in pair mode run bluetoothctl [bluetooth]# devices Device 00:19:C1:5A:24:7B BD Remote ...
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23 views

Bluez Android/iOS control

Hey guys I created bluetooth speaker from my Pi Zero W. Everything works as I want. I implemented my own absolute volume control using d-bus which work as needed. Connection from Iphone work perfectly ...
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32 views

Develop a communicattion between a Raspberry with BLE server and a Raspberry with BLE client

I have been developing an small project which requieres a communication between two Raspberries, the first one acts as a Beacon and the second one tries to connect to that beacon and obtain the RSSI ...
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1answer
151 views

Connection failed between raspberry pi zero w and android via bluetooth LE

I'm trying to connect my rpi0 w to any android device via Bluetooth LE(low energy) , i can pair but i can't connect them ,an error always showed (Connection failed,No usable services on this device ) ...
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0answers
96 views

Rpi Zero W - How to automatically accept bluetooth pairing and log mac and info request?

I am using Raspbian Stretch 9.4 on a Zero W. The goal is to deploy it headless for long periods of time where it will broadcast a specified bluetooth signal. When someone tries to connect to it, it ...
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0answers
71 views

BLE Connect fails with page timeout

I've got a custom BLE 4.1 device and I'm trying to connect it to Raspberry PI 3 B+ using hcitool, gatttool, bluetoothctl, ..., without success. The device is an NRF BLE chip with the Nordic UART ...
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92 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 (...
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52 views

hcitool does not find devices despite GUI showing multiple

I'm trying to better understand C (and bluetooth) using a Raspberry Pi 3 b+ as the testing grounds. I started by writing a C program that uses BlueZ to scan for bluetooth devices (script pretty common ...
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72 views

Python Bluetooth connection automatically

Is there any way to connect Bluetooth device automatically without manually entering the passkey and automatically trusting the device?
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1answer
100 views

Connecting a new Bluetooth device without monitor?

We are trying to connect a Bluetooth device without a passkey and trusting default yes in Python. I am running a headless Raspberry PI 3, and I want it to automatically accept pairings from any ...
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61 views

How do i turn my raspberry pi to a BLE peripherial to connect with an iOS device and query it for data

I have installed the latest of bluez (bluez-5.50), tried different suggestions from folks and nothing works, I can't find my raspberry pi on my IOS device using different BLE scanner apps. Can someone ...
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128 views

Raspberry Pi as a bluetooth audio sink - how to make it 5.1 capable?

My Raspberry Pi (Pi 1 model B) is connected to a 5.1 analog sound system through an USB sound card (Asus Xonar U7). I added a bluetooth dongle and bluealsa to the Pi to turn it into an audio device, ...
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375 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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32 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 ...
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25 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
96 views

Pulseaudio module-combine-sink always throws Failure

I am new to pulseaudio. As per my requirement, I need my audio output to be routed to either connected speaker, bluetooth speaker, or both. I am able to play the media file on speaker, or bluetooth ...
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1answer
3k views

How to stream sound to a bluetooth device from a raspberry pi zero

I have a raspberry pi zero W and I would like to stream sound over bluetooth to a bluetooth-enabled speaker / headphone. So how to achieve this with alsa?