Android GPS 博客分类： Android

https://blog.csdn.net/u013334392/article/details/52459635
https://blog.csdn.net/zjb12316/article/details/60574647

在android中button响应的两种方式

https://blog.csdn.net/abc5382334/article/details/9980637

蓝牙
https://download.csdn.net/download/p1838222/3637340