serialport
· Porting Google's official serial port libraryandroid-serialport-api,only supports serial port name and baud rate. This item adds support check digit, data bit, stop bit, flow control configuration item.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window serialport-2.1.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.