The component simplifies communication down to standard serial behaviors ( Read , Write , data formatting properties). It handles native Android USB host-mode abstraction under the hood. Supported Hardware Chipsets
To integrate the library into your project, you must configure both the Delphi IDE and the Android project manifest: Android USB serial port used from shared library... How? Winsoft ComPort for Android USB Serial 2.5 Full Source
Winsoft ComPort for Android USB Serial library is a specialized communication component for Delphi and C++Builder developers. It facilitates seamless serial communication with USB devices on Android platforms without requiring root access. www.winsoft.sk Key Features Broad Device Support Winsoft ComPort for Android USB Serial 2.5 Full Source