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Newest 'bluetooth' Questions - Internet of Things Stack Exchange
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Learn more about TeamsQuestions tagged [bluetooth]
For questions about the use of the Bluetooth protocol and its uses in devices. Use [bluetooth-low-energy] for questions specifically about the low power version.
67 questions
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0
votes
1
answer
71
views
Volume control of speaker playing from bluetooth device via Polaris NB IoT board
I have a Polaris NB IoT board. I wish to connect it to a speaker that plays music via a bluetooth module. I currently have this bluetooth module with a CSR8645 chip, which I can connect to my TPA3116 ...
2
votes
1
answer
322
views
Get data from IoT device *without using phone app*
I often find myself in a situation of wanting to get data out of an IoT device without having to use a phone app.
Example1: My blood pressure monitor (Omron 654) has a bluetooth-based android app that ...
2
votes
1
answer
481
views
Where is BLE Current Time Service Data format?
I find https://www.bluetooth.com/specifications/specs/current-time-service-1-1/ but can not get data format.
Where give me those info?
2
votes
2
answers
2k
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Getting Bluetooth 5.4 to work on HAOS (Home Assistant OS)
I'd like to use Bluetooth in my Smart Home setup, which is based on a Home Assistant green bridge and runs the latest HAOS (2024.3.1). According to https://github.com/home-assistant/operating-system/...
0
votes
0
answers
115
views
ESP32 SPP Congestion after sniff mode
I'm trying to use an ESP32 to stream position data over SPP, but I keep running into congestion issues - even when I remove debug logs etc.
Essentially I get a mode change event..
...
0
votes
0
answers
546
views
Connect esp32 hardware to mobile app (Xamarin.Forms)
I'm designing some SmartLED controller (hardware/server) which can turn on/off some LED strips and do some nice effects etc. and it works on ESP32 chip.
Now, I was starting to write Xamarin.Forms ...
0
votes
0
answers
85
views
Using Xiaomi Mi Band for a Indoor Navigation System
I have to use a Xiaomi Mi band 6 for receiving the BLE signal strength from some beacons deployed in a room in order to track user's position. My initial plan was to develop a wearable App that ...
3
votes
1
answer
74
views
Digital door lock standard protocol
What's the standard protocol used by digital door locks that are managed through Bluetooth devices? Like Android and iOS devices.
While digital locks and Epic works with Android app like KeyWe little ...
0
votes
0
answers
94
views
Choosing BLE beacons and gateways
I don’t get what is the difference between different beacons. For example, the Meeblue M52-SA costs 10 USD, approximately, and the Estimote Proximity beacon costs 25 USD. Both use Bluetooth 5, their ...
2
votes
1
answer
90
views
LoRa inventory application
As far as I know there is no smartphone with Lora builtin compatibility.
I'm looking if I can build a inventory solution based on LoRa.
Until today the solution was to use the NarrowBand (deprecated ...
4
votes
1
answer
781
views
How to do directional finding with Bluetooth and UWB
Just jumped into the ocean of IoT and found myself drowning....
I am trying to make my small toy car(with remote) being able to follow me.
Have discussed with my hardware friend and was told to get
...
1
vote
1
answer
383
views
BLE Sensor Gateway & RaspPi Project
Goal:
To build a gateway using a RaspPi 4 which will receive the BLE data from the sensor and be able to see this on my mobile remotely anywhere.
Sensor:
Temperature & Humidity BLE (T201), you use ...
2
votes
2
answers
253
views
BLE client server communication
This is probably asked several times before, but my websearch skills can't really direct me to an adequate answer.
I have a thingy, that takes commands from a mobile application with a request-...
3
votes
2
answers
232
views
Avoid keyboard interaction by passing WiFi credentials through phone via bluetooth
We're designing an IoT device that needs to connect to wifi, but the screen is too small for a keyboard. Can wifi credentials be passed via bluetooth to the IoT device from an iPhone or Android?
Would ...
1
vote
1
answer
411
views
Low Bluetooth antenna problem on my PCB (Sim800c)
I have my PCB that I have SIM800c module with Bluetooth V3. My module GSM is working perfectly but my BT has just a few centimeters board (I have tried 3 different modules after upgrading their ...
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