ComPort for Android Prolific

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

Supports Prolific PL2303 and PL2303G libraries
No root access required
Compatible with Delphi/C++Builder versions 10.4 - 13
Source code included with registered version
Royalty-free distribution in compiled applications

Download ComPort for Android Prolific 4.5 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)

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FAQ

What files should be deployed to the Android device?

To ensure proper USB device support in your Delphi Android application, follow these steps:
1.Add Files to the Delphi Deployment window

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

2. Add Required Libraries
Include the following JAR files in the Libraries list of your Delphi project
pl2303driver.jar
pl2303g_driver.jar
3. Modify the AndroidManifest.template.xml
Add the following entries to handle USB device attachment events:

<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 the chip used in a USB/RS232 adapter?

On a Windows PC use HWiNFO, a powerful hardware information and diagnostic tool.
On an Android device use the USB Library for Android demo.

WINSOFT components and applications