B2 Bluetooth Controller

Have you created an amazing project with some microcontroller (Arduino, PIC, Raspberry, etc.) and now you need a way to control it wirelessly?

B2 Bluetooth Controller is the solution!


1º Connect your module [hc-05, for example] or use integrated bluetooth

2 ° Pair or connect to a device on the list

3 ° Use one of the modes: Control [Joystick], Control Panel [switchers, buttons and sliders] or Terminal [Message exchange]

4 ° Be happy ¯ \ _ (ツ) _ / ¯


This application also provides many configuration and customization options, which can be adapted to almost any type of project.


Available in several languages.


metalb2apps.blogspot.com