Android Question sending and receving data in bluetooth connection to arduino using HC05 module

A

alikari

New Member
Hi
I need an example of data transmission between arduino and an android phone by bluetooth but none of example works for my android version 9 ,
anybody has a working example ?
 
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E

emexes

Expert
Licensed User
If you're using Android and a HC-05... you can usually test that the serial link is working first using an Android Bluetooth serial terminal app.
 
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f0raster0

Well-Known Member
Licensed User
Longtime User

HC 05 Classic Bluetooth

In this example we will connect an Android device to an Arduino using class Bluetooth with the HC 05 module. Working with this module is simple. Connect the power and gnd pins and connect the HC05 RX pin to an Arduino TX pin and the HC05 TX pin to an Arduino RX pin. The HC05 RX pin expects 3.3...
www.b4x.com
 
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