Bluetooth Controller

Please use it in Arduino project related classes.

1. Bluetooth chat between smartphones

2. Sending a specific value through serial communication through the keypad

3. Bluetooth RC car control through control button

4. Various uses such as turning on and turning on the LED with the voice recognition function

* App permissions

1) Permissions items for using the Bluetooth communication function

-Bluetooth connection information

- location

2) Permission item for implementing voice control function through Bluetooth

- MIC