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, CP210* Qinheng CH340, CH341A, CH9102 CDC/ACM protocol (Arduino, Digispark, BBC micro:bit, ...) GsmModem devices (Unisoc based Fibocom GSM modems) Chrome OS CCD (Closed Case Debugging) No special root access privileges needed Available for Delphi/C++Builder 10.4 - 12 Source code included in registered version Royalty free distribution in applications Installation 1. unpack acpusb.zip file to some folder 2. copy all files from Delphi12 subfolder (when using Delphi 12) to DelphiExample subfolder 3. open demo example Demo.dproj located in DelphiExample subfolder and compile it Note: Right-click "Target Platforms/Android 32-bit/Libraries" subtree in Delphi Projects window and select "Revert System Files to Default"