ComPort for Android USB Serial

Delphi and C++Builder serial communication library for USB connected devices on Android.

utilizes the UsbSerial library
supports CP210x, CP2130, CDC, FTDI, PL2303, and CH34x devices
no special root access privileges required
compatible with Delphi/C++Builder 10.4 - 12
includes source code in the registered version
royalty-free distribution in applications

Download ComPort for Android USB Serial 4.0 trial version

Download demo example

Order ComPort for Android USB Serial license $120 USD (license for one developer)

Order ComPort for Android USB Serial multi-license $360 USD (license for all developers in company)

Order ComPort for Android USB Serial year upgrades $60 USD (registered users only)

Order ComPort for Android USB Serial year upgrades multi-license $180 USD (registered multi-license users only)

Order Winsoft Component Package

FAQ

What files should be deployed to the Android device?

Add this file in the Delphi Deployment window:
Local Name: device_filter.xml
Remote Path: res\xml\

Add these lines to the AndroidManifest.template.xml file:

<intent-filter>
  <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
</intent-filter>

<meta-data android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" android:resource="@xml/device_filter" />