The jSerial library allows you to open and communicate with other devices through the computer COM ports. It can also be used to communicate with Bluetooth devices over a virtual com port. (jBluetooth library is now available: https://www.b4x.com/android/forum/threads/jbluetooth-library.60184/)...
www.b4x.com
My phone is connected to my computer via blue tooth and I can see it in device manager under BlueTooth section. The fact is I do not see it as a serial device. In fact I do not see any com ports. Here is what I see. What am I doing wrong?
My phone is Meizu M2, which I'd like to connect with my Windows 10 PC (via Bluetooth). I'm using an external bluetooth adapter for the PC. There's an android app called "Arduino Bluetooth RC Car" ...
superuser.com
No blue tooth appears in More blue tooth options. My phone is Samsung Galaxy A41.
This library allows you to discover and connect to Bluetooth devices. It is similar to B4A Serial library. It is based on the BlueCove open project (Apache license): http://bluecove.org/ This library runs on Windows. A modified version for Raspberry Pi is available here...