Oh sorry I forgot to post wiring diagrams here. Now it should be a lot easier to understand.
If you can't see the pics just go here -> http://www.instructables.com/id/How-control-arduino-board-using-an-android-phone-a/
Oh sorry I forgot to post wiring diagrams here. Now it should be a lot easier to understand.
If you can't see the pics just go here -> http://www.instructables.com/id/How-control-arduino-board-using-an-android-phone-a/