ComPort for Android Prolific

Delphi and C++Builder serial communication library for Prolific devices for Android.

uses Prolific PL2303 and PL2303G libraries
no special root access privileges needed
available for Delphi/C++Builder versions 10.4 - 12
source code included in registered version
royalty-free distribution in applications

Download ComPort for Android Prolific 4.4 trial version

Download demo example

Order ComPort for Android Prolific library $120 USD (license for one developer)

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

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

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

Order Winsoft Component Package

What files should be deployed to the Android device?
Add these files to the Delphi Deployment window:

Local Name	Remote Path	Note
device_filter.xml	res\xml\

Add pl2303driver.jar and pl2303g_driver.jar files to the Libraries list in the Delphi Projects window.
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" />

How can I determine chip used in USB/RS232 adapter?
Use HWiNFO on a PC and the USB Library for Android demo example on Android.

ComPort