In this post, we will see how to resolve Write value as (command) to a BLE characteristic via Javascript Question: I am working on a Project, and I am new to BLE, I have got problem with writing value to ...

In this post, we will see how to resolve How can I scan for a bluetooth device in a script? Question: I know I can use bluetoothctl scan on to scan for a device. But when I want to use ...

In this post, we will see how to resolve Web Bluetooth – Windows 11 disconnection Question: I have a web app which uses web bluetooth api. GATT server is running on STM32 microcontroller. Web app works good on Android devices, ...

Question: The Bluetooth Core specification gives, in section 6.C.4.2.2 (p.2909), an example Extended Advertising PDU: This part of the packet is the only part handled by the CRC algorithm defined in Section 6.B.3.1.1, pp.2733–4. Note that it matches the whitened ...

Question: I’m using Google Translate, so please forgive my poor English. Currently, the blood glucose meter is linked using Android Ble. The device name is “ACCU-CHEK Guide Meter”. I found the right service and Characteristics in onServicesDiscovered. But onCharacteristicChanged is ...

Question: I am currently working with a sensor that uses an Eddystone beacon to send 31 byte data packets to a Core Bluetooth iPhone app acting as a central that breaks apart and processes the received packet. The central is ...

Question: I have a Danalock V3 Smart Lock. It’s working as advertised, but I want my own Android application to detect whenever I come in-range of this device. So my application needs to be “constantly aware” of whether the device ...

Question: Nearby Share sometimes uses bluetooth to transfer the files because of which it is very slow. Sometimes it is not at all handy to transfer files that are more than 100 MB. Initially I thought Bluetooth is used only ...

Question: Im going to start bluetooth project in flutter, can anyone suggest which package is best for production. My case is to connect with smartwatches,weightscale,bp devices to get the medical data. Flutter blue:https://pub.dev/packages/flutter_blue Flutter reactive ble:https://pub.dev/packages/flutter_reactive_ble Answer: Flutter reactive ble ...

Question: I had an issue like this on my Nano: I tried adding compatibility mode in the bluetooth.service file, reloading daemon, restarting bluetooth and then adding a serial port by doing These steps work fine on my ubuntu 20.04 laptop, ...