BTGetState()

BTGetState(channel)

This function returns the state of any Bluetooth channel. It can also be used to determine if your device has a Bluetooth adapter installed.

The following values are returned by this function:

0 - Your device does not have a Bluetooth adapter.
1 - The channel is closed.
2 - Listening for an incoming connection.
3 - Attempting to connect to a known device.
4 - Currently connected to a device.
5 - Connection Failed.
6 - Bluetooth Disabled.