Method 

Description 

available 

Gets the number of bytes(characters) available for reading from the serial port. 

begin 

Initializes Bluetooth module and sets up a Bluetooth SPP client instance. 

connect 

Connects Bluetooth SPP server with Bluetooth address. 

connect 

Connects a Bluetooth SPP server with a Bluetooth address using a specified Bluetooth address. 

connected 

Checks if any Bluetooth SPP server is connected. 

end 

Closes corresponding Bluetooth SPP client instance and ends Bluetooth module. 

flush 

Waits for the transmission of outgoing serial data to complete. 

getDeviceInfo 

Gets scanned device information. 

peek 

Returns the next byte of incoming serial data without removing it from the internal serial buffer. 

scan 

Scans for nearby Bluetooth devices, up to 10 devices can be scanned. 

write 

Writes a character. 

write