Questions tagged [web-bluetooth]
The experimental W3C Web Bluetooth API allows websites to communicate with Bluetooth LE devices over the GATT protocol.
web-bluetooth
213
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How to use web application as bluetooth receiver RSSI?
I want to create an indoor positioning on a web application. I tried using the Web Bluetooth API to receive RSSI, but it doesn't work.
Here is the code for receive bluetooth RSSI:
<!DOCTYPE ...
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1
answer
33
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Unable to fetch RSSI and frequent disconnection in linux
I am observing a few issues in linux while the same piece of code works fine for windows:
Code To fetch RSSI:
Frequent disconnection of device.
Fetching RSSI is failing.
Unable to scan devices during ...
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55
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Inconsistent Web USB Communication on Windows Machines
I use the web USB for communication with the USB device having three sensors. It works fine on some of the Windows and all macOS machines. But in some Windows machines, it gets laggy and sometimes ...
2
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130
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Web Bluetooth API cannot find my device (Google Pixel 7 phone)
I am testing web bluetooth API from chrome.
I understood that web bluetooth API support for chrome and BLE devices.
My device bluetooth version is 5.2 ,android version is 13 and I am using window 10. ...
1
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56
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Web Bluetooth send text from web browser to android wear OS watch
I want to send text message or notification from my web browser to android watch using web BT API.
Is this possible?
This is the code for requesting device. I choose device from UI and pair. But, ...
1
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1
answer
451
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Chrome 121 enable-web-bluetooth-new-permissions-backend flag and BluetoothDevice.watchAdvertisements() disappeared
I have a web app using the Web Bluetooth API. Today it suddenly stops working, so I checked chrome://flags and found out #enable-web-bluetooth-new-permissions-backend no longer exists. I also checked ...
- 7,298
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46
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Why isn't bluetooth sending the message?
I'm trying to send bytes to my device that runs on python to display the message.
const sendStringToDevice = async () => {
try {
// Request Bluetooth device
const device ...
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votes
1
answer
90
views
serial_number_string blocked on web bluetooth (BLE) - avoid blocklist
I need to get the serialnumber of my BLE device. For this I currently access the device_information service and then get the characteristic serial_number_string / 0x2A25. However I get a console error,...
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84
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GATT operation not permitted
I build FTMS webApp using JavaScript and web Bluetooth . I connect to the indoor bike the error message will pop ( GATT operation not permitted. ) browser used (chrome) how to fix this bug help me !
&...
- 1
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81
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I can filter manufacturer data using bluetooth API for JS but I can not find the manufacturer data through JS
I am trying to obtain the manufacturer data of my device from Windows using web bluetooth api. I am using filters in the navigator.bluetooth.requestDevice(filters) with the specified manufacturer data ...
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102
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When using BTStack att_read_callback handler runs twice per read request
Firstly I'm extremely new to BLE in general so i may be using the wrong terminology, please mention if i do so i can learn.
I'm using the BTStack library on an ESP32 to communicate with a web app ive ...
- 4,736
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132
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Angular-web-bluetooth example does not work
I am trying to read values from a BLE Peripheral under the Angular Framework. For this I tried to use the Angular Web Bluetooth module . This works in principle, but there is a code example on the ...
- 1
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1
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214
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How to launch Bluefy browser from a React Native app?
I need to launch a webpage from my React native app on iOS in Bluefy browser. (The page will communicate to a Bluetooth peripheral device.)
The Bluefy browser cannot be set as default browser in iOS.
...
- 5
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114
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Getting Byte Array From BLE (weight Scale ) Device But Could Not Interpret The Value From It E.g. Weight
I'm getting these buffer array in the console from this BLE device
outputImage
"12 11 FF 3E C0 13 00 03 FF 0A 03 05 00 00 05 07 53"
I'm able to connect device and read the this notifiable ...
1
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0
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136
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How to parse Bosch GLM laser distance meter messages with WebBluetooth in Chrome?
I have a Bosch GLM 50 C laser distance meter (or sometimes called laser range finder) and try to receive its values via WebBluetoothAPI in Chrome browser.
I am already able to receive messages (after ...
- 11