The function that Arduino is responsible for transmitting data via Bluetooth LE?

Question

Arduino

Please tell me which function is responsible for data transfer via Bluetooth LE. I have a variable and its value needs to be sent via Bluetooth LE. How to do it?

Answer 1

Here it is described in great detail -- Using Bluetooth® Low Energy Technology with the Ar...
And here in Russian -- Experiments with Arduino 101

Answer 2

You need a bluetooth module, they usually work in serial mode.
Connect the module to RX / TX and work with it as with a regular Serial.