PL-2303 Vista Driver, Prolific Edition
Driver Revision Note History
========================================

System Requirement:
  . Windows Vista 32/64 bits versions
  . USB host controller
  . Device using PL-2303H/HX/X version chip
 

Supported device ID and product strings:
  . VID_067B&PID_2303 for "Prolific USB-to-Serial Comm Port"



Release Notes:
---------------
PL2303 Vista driver v3.3.2.102, Prolific Edition
  Changes from v3.3.0.1:
    . Implement new driver naming method (major.minor.maintenance.build)
    . Fix PL2303HXD GPIO2/3 configuration value (modify the data transfer direction).
    . Fix PL2303HXD Product String Descriptor Issue.
    . Modify the fix for modem cannot dial-up issue.
    . Fix recognized fail issue of chip 2303HA (Xon/Xoff is not supported).
    . Fix customer meter device high-speed download issue.


PL2303 Vista driver v3.3.0.1, Prolific Edition(***)
  Changes from v3.3.0.0:
    . Fix modem cannot dial-up issue.


PL2303 Vista driver v3.3.0.0, Prolific Edition
  Changes from v3.2.0.0:
    . Fix repeat sending and receiving caused data lost issue.
    . Fix BSOD on continuous send/receive testing.
        (Such as invalid request received in SerialStartWrite).
    . Fix memory leakage while sending data.


PL2303 Vista driver v3.2.0.0, Prolific Edition
  Changes from v3.1.0.0:
    . Fix communication error for immediately send data after opening COM port.
    . Fix HyperTerminal file transfer problem. 
    . Fix BSOD on continuous open/close testing. 
    . Fix repeat sending and receiving caused data lost issue. 
    . COM port number will not increase after remove and reinstall.


PL2303 Vista driver v3.1.0.0, Prolific Edition
    . Supports XA chip.
  Changes from v3.0.2.0:
    . Fix HyperTerminal Data Receiving error issue.
  Changes from v3.0.1.0:
    . Fix 'Yellow mark shown on legacy Com port after first installation' issue.
    . Fix 'ReadError in MSCOMM32.OCX' issue.
    . Remove icon from 'Safely Remove Hardware'.
    . Fix system crash issue while using PL-2303H device.


========================================
Prolific Technology Inc.
http://www.prolific.com.tw
