Watch NullPointer/serialport-demo_kt

使用 implementation ("com.licheedev:android-serialport:2.1.3")

Watch NullPointer/SP-demo

SharedPerference 跨应用访问数据

Watch NullPointer/CP-demo

Content Provider 跨应用访问数据

Watch NullPointer/serialport-demo

串口访问demo

Watch NullPointer/Android-zBar