Datasheets & Notices

PL2303RA USB to Serial Bridge Controller Datasheet

PL2303 Windows Driver Download (USB to UART RS232 Serial). Prolific offers complete USB to Serial/UART/RS232 and USB to Printer interface bridge.

Reference Design Guide

PL2303RA Reference Schematic Design

Drivers & Software

PL2303RA OTPROM Writer SW Tool Kit

For Chip RA version ONLY. Include Drivers, EEPROM Writer and User Manual
NOTE: Requires PL2303RA OTP Converter Board

PL2303 Family Support Documents

End User License Agreement (“EULA”)

Do not install or use any software from Prolific website until you have read and accepted all of the license terms.

PL2303 Family Support Documents

PL2303 Family Product Selection Guide 2012

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

PL2303 Family Support Documents

Mac OS X Universal Binary Driver v1.6.2 (PKG file format)

For Mac OS X 10.15 Catalina (64-bit)
For Mac OS X 10.14 Mojave (64-bit)
For Mac OS X 10.13 High Sierra (64-bit)
For Mac OS X 10.12 Sierra (64-bit)
For Mac OS X 10.11 El Capitan (64-bit)
For Mac OS X 10.10 Yosemite (64-bit)
For Mac OS X 10.9 Mavericks (64-bit)
For PL2303 H/HX/HXD/EA/RA/SA/TA/TB chip versions
For Prolific USB VID_067B&PID_2303 Only
Includes Driver Installation Manual
NOTE: Mac OS High Sierra 10.13 introduces a new feature that requires user approval before loading new third-party kernel extensions. Go to System Preferences - Security & Privacy and click Allow. https://developer.apple.com/library/content/technotes/tn2459/_index.html

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This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

Drivers & Software

PL-2303 Linux Driver for RedHat 7.3:8.0:9.0 Only

NOTE: No need to install drivers for following:
Linux Kernel 2.4.31 and above already includes built-in drivers for PL-2303 (VID_067B&PID_2303).
NOTE: Google Android OS is also based on Linux kernel so it also includes PL2303 drivers.
Driver Source:
http://lxr.free-electrons.com/source/drivers/usb/serial/pl2303.c
http://lxr.free-electrons.com/source/drivers/usb/serial/pl2303.h
Kernel (go to driversusbserial folder):
http://www.kernel.org/pub/linux/kernel/

Drivers & Software

PL-2303 WinCE 4.2-5.2 Driver for ARM:xScale Processor Standard SDK

Also for Windows Mobile 6, Windows Mobile 5, PocketPC 2003. NOTE: WinCE 6.0 standard driver is not available, please email request for driver customization. SDK image file must be provided.

Drivers & Software

PL-2303 WinCE 4.2-5.2 Driver for x86 Standard SDK

Also for Windows Mobile 6, Windows Mobile 5, PocketPC 2003. NOTE: WinCE 6.0 standard driver is not available, please email request for driver customization. SDK image file must be provided.

PL2303 Family Support Documents

PL2303 Android Solution Brochure

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

Drivers & Software

PL2303 Android USB Host API SDK v1.0.0.15

Requirements:
———————
- USB Device with PL2303HXD, PL2303EA, PL2303RA, PL2303SA controller chip NOTE: PL2303HXA, PL2303XA, PL2303TA chips are not supported (Discontinued Products)
- Android-Powered Device (Tablet/Phones) with USB Host Mode Support
- Android 3.2 and above OS versions
SDK Package includes following:
————————————————————————————————————–
1. PL2303 Sample Test Android App Software (supports Android 5.0)
- Single port (PL2303HXDSimpleTest.apk)
- Modem Status/Flow Control (PL2303HXDModemStatus.apk)
- GPIO Control (PL2303GPIOActivity.apk)
- Multi-port (PLUartMultiSimpleTest.apk)
2. PL2303 Android Demo Apps Users Manual
3. PL2303 Android Sample App Source Code
4. PL2303 Android Java Driver Library (supports Android 5.0)
5. PL2303 Android App Development Reference Documents
6. PL2303 Android USB Host Device Compatible (Tested) List
Also download Android App from GooglePlay Store: Prolific PL2303 USB-UART

PL2303 Family Support Documents

PL2303 Android USB Host Solution Application Note

How to Connect PL2303 Device to Android Tablets & Phones

PL2303 Family Support Documents

PL2303 Family Product Selection Guide 2012

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

PL2303 Family Support Documents

PL2303 PCB Layout Guide

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

Drivers & Software

PL2303 WinCE 7.0 Driver for ARM

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

Drivers & Software

PL2303 WinCE 7.0 Driver for x86

This resource is for PL2303RA USB to Serial/UART Bridge Controller (Internal RS232 XCVR). Click download to view the document.

Drivers & Software

Windows Driver Installer Setup Program

PL2303_Prolific_DriverInstaller_v1230.zip 2019/08/15 1.23.0 10791.00KB
Windows Driver Installer Setup Program
(For PL2303 HXA, XA, HXD, EA, RA, SA, TA, TB versions)
Installer version & Build date: 1.23.0 (2019-08-15)
Windows Vista/7/8.1/10 (32 & 64-bit) WDF WHQL Driver: v3.8.31.0 (08/11/2019)
- Windows 10 Certified WHQL Driver (TH1 1507, TH2 1511, RS1 1607, RS2 1703, RS3 1709, RS4 1803,RS5 1809 versions)
- Windows Vista, 7, 8.1 Certified WHQL Driver
- Compatible with Windows Server 2016, Server2008, 2008R2, 2012, 2012R2
- Auto-download driver via Windows Update (Windows 7, 8.1, 10)
Windows XP (32 & 64-bit) WDM WHQL Driver: v3.8.31.1 (08/11/2019)
- Windows XP Certified WHQL Driver
- Compatible with Windows 2000SP4 & Server2003
- Installer Language Support: English (default), Chinese (Traditional and Simplified), Japanese
- For Prolific USB VID_067B&PID_2303 and PID_2304 Only
- Includes Certification Report, User Manual, Driver Release Notes, CheckChipVersion Tool
- Installer supports silent install (add '/s' parameter when running program)
NOTE:
Windows 8/8.1/10 are NOT supported in PL-2303HXA and PL-2303X EOL chip versions. Run PL2303 CheckChipVersion tool program in Windows XP/Vista/7 to check chip version. Windows XP, 2000, 98 and Windows ME driver technical support is discontinued. Prolific recommends to use PL-2303HXD (HX Rev D) or PL2303TA chip.

Below are drivers and datasheets for most of our products