Questions 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.
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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 ...
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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?
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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/...
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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..
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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
...
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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 ...
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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-...
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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 ...
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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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How to send data from BLE MCU to the Windows?
I have one nRF based 52840 device, which I am using to send the data by using BLE technology, my laptop has windows 10 and Bluetooth 4.0, which can detect the BLE but it cannot even connect to it.
I ...