Winsoft ComPort for Android USB v4.6 Full Source for Delphi/C++ Builder 10 - 11 Delphi and C++ Builder serial communication library for USB connected devices for Android.
Features
Uses usb-serial-for-android library
Supports FTDI FT232R, FT232H, FT2232H, FT4232H, FT230X, FT231X, FT234XD; Prolific PL2303;
Silabs CP2102 and all other CP210x; Qinheng CH340, CH341A; CDC/ACM (Arduino Uno) chips
No special root access privileges needed
Available for Delphi/C++ Builder 10 - 11
Source code included in registered version
Royalty free distribution in applications