USB Cable Driver Setup Installer, Prolific Edition Setup Installer Revision Note History ================================================== System Requirement: . USB 1.1/2.0/3.0 Host Controller . Device using PL-2303H/HX/X version chips . Supports the following Windows OS Family: - Windows 2000 SP4 - Windows XP SP2 and above (32 & 64 bit) - Windows Server 2003 (32 & 64 bit) - Windows Vista (32 & 64 bit) - Windows 7 (32 & 64 bit) - Windows Server 2008 / 2008 R2 (32 & 64 bit) - Windows 8 (32 & 64 bit) NOTE: - Windows 8 is NOT supported in HXA/XA chip versions (will show yellow mark Error Code 10). - Windows 8 is supported only in following chip versions: - PL2303HXD (HX Rev D) Supported device ID and product strings: . VID_067B&PID_2303 for "Prolific USB-to-Serial Comm Port" Driver Version: ------------------- - Windows 2000/XP/Server2003 (32 & 64-bit) WDM WHQL Driver: v2.1.35.211 - Windows Vista/7/Server2008 (32 & 64-bit) WDM WHQL Driver: v2.1.35.211 Release Notes: --------------- PL2303 Driver Installer v1.7.3 Windows 2000/XP/Server2003 Driver v2.1.35.211 Windows Vista/7/Server2008/Server2008R2/8 Driver Changes v2.1.35.211 PL2303 Driver Installer v1.6.1 Changes from Installer v1.6.0: Installer & Build date: 1.6.1 (2012-5-3) GUID:ECC3713C-08A4-40E3-95F1-7D0704F1CE5E Windows 2000/XP/Server2003 Driver v2.1.30.193 ============================================== . No driver change from installer v1.6.0. Windows Vista/7/Server2008/Server2008R2/8 Driver Changes v2.1.30.193 ==================================================================== . Use WDM driver v2.1.30.193 rather than WDF driver v3.4.31.231. . Use this alternate driver only if there is problem with Driver Installer PL2303 Driver Installer v1.6.0 Changes from Installer v1.5.0: Installer & Build date: 1.6.0 (2012-4-26) GUID:ECC3713C-08A4-40E3-95F1-7D0704F1CE5E Windows 2000/XP/Server2003 Driver v2.1.30.193 ============================================== Driver Change from v2.1.27.185: ------------------------------ . Added driver support for new chip versions (PL2303EA, RA, SA). . Supports new CheckChipVersion v1.0.0.2 and above program for checking all Prolific chip version. . Fixed COM Port won't disappear when unplug PL2303 during data transfer (Write Timeout issue). . Fixed 12Mbps baudrate support for PL2303TB chip version. Driver Change from v2.0.16.166: ------------------------------ . Added driver support for Prolific next-gen USB-to-Serial chips (Codename TA/TB). - old driver will not work on baudrates higher than 115200bps. . No driver functional difference for current H/HX/X chip versions. Driver Change from v2.0.13.130: ------------------------------ . Use different service name in INF file to avoid driver conflict with Vista/7 INF driver. - change line in INF file to {Serial.SVCDESC = "Prolific Serial port WDMdriver"} . Added 10ms delay (downstream buffer) on close COM port to fix customer MCU application. Windows Vista/7/Server2008/Server2008R2/8 Driver Changes v3.4.31.231 ==================================================================== Driver Change from v3.4.25.218: ------------------------------ . Added driver support for new chip versions (PL2303EA, RA, SA). . Supports new CheckChipVersion v1.0.0.2 and above program for checking all Prolific chip version. . Fixed COM Port won't disappear when unplug PL2303 during data transfer (Write Timeout issue). . Fixed Putty program BSOD issue on continuous transfer at 115200bps. . Fixed 12Mbps baudrate support for PL2303TB chip version. . Does NOT support Windows 8 for EOL chip versions (PL2303H, PL2303HXA, PL2303XA). . For Windows 8, need to use PL2303HXD, PL2303TA, PL2303EA, PL2303SA, PL2303RA, PL2303TB. Driver Change from v3.3.17.203: ------------------------------ . Added driver support for Prolific next-gen USB-to-Serial chips (Codename TA/TB). - old driver will not work on baudrates higher than 115200bps. . No driver functional difference for current H/HX/X chip versions. Driver Change from v3.3.11.152: ------------------------------ . Use different service name in INF file to avoid driver conflict with XP INF driver. - change line in INF file to {Serial.SVCDESC = "Prolific Serial port WDFdriver"} . Added USB Selective Suspend power saving feature requested by Notebook PC vendors. - Chip will go to sleep mode when idle for 10 seconds and COM port not open. - Chip will NOT go to sleep mode when COM port is OPEN. - requires to write Remote Wakeup in external EEPROM. . Modify "SerialUndoExternalNaming" routine. - Fix COM port is not removed in registry when device is unplug and program still open. - update registry HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\SERIAL COMM when unplug and replug. . Added support for TransmitCommChar() function. . Added SpinLock function to fix customer GPS application. PL2303 Driver Installer v1.5.2 Changes from Installer v1.5.0: Installer & Build date: 1.5.2 (2012-2-7) GUID:ECC3713C-08A4-40E3-95F1-7D0704F1CE5E Windows 2000/XP/Server2003 Driver v2.1.27.185 ---------------------------------------------- . No driver change from installer v1.5.0. Windows Vista/7/Server2008/Server2008R2 Driver Changes ------------------------------------------------------ . Use WDM driver v2.1.27.185 rather than WDF driver v3.4.25.218. . Use this alternate driver only if there is problem with Driver Installer v1.5.0. USB Cable Driver Installer v1.4.17 Changes from Installer v1.3.0: Installer & Build date: 1.4.17 (2011-5-24) GUID:ECC3713C-08A4-40E3-95F1-7D0704F1CE5E Windows 2000/XP/Server2003 Driver v2.1.27.185 ---------------------------------------------- Driver Change from v2.0.16.166: . Added driver support for Prolific next-gen USB-to-Serial chips (Codename TA/TB). - old driver will not work on baudrates higher than 115200bps. . No driver functional difference for current H/HX/X chip versions. . Special Baudrate addition will only be supported by request for HXD and next-gen chip versions. Windows 2000/XP/Server2003 Driver v2.0.16.166 ---------------------------------------------- Driver Change from v2.0.13.130: . Use different service name in INF file to avoid driver conflict with Vista/7 INF driver. - change line in INF file to {Serial.SVCDESC = "Prolific Serial port WDMdriver"} . Added 10ms delay (downstream buffer) on close COM port to fix customer MCU application. . Added more baud rate support previously requested by customers: -110bps -5787bps -256000bps -56000bps -2Mbps -2.25Mbps -3.2Mbps -3333333bps -4Mbps -4.5Mbps -5Mbps -5333333bps -6.6Mbps -6.625Mbps -8Mbps Windows Vista/7/Server2008/Server2008R2 Driver Changes v3.4.25.218 ------------------------------------------------------------------ Driver Change from v3.3.17.203: . Added driver support for Prolific next-gen USB-to-Serial chips (Codename TA/TB). - old driver will not work on baudrates higher than 115200bps. . No driver functional difference for current H/HX/X chip versions. . Special Baudrate addition will only be supported by request for HXD and next-gen chip versions. Windows Vista/7/Server2008/Server2008R2 Driver Changes v3.3.17.203 ------------------------------------------------------------------ Driver Change from v3.3.11.152: . Use different service name in INF file to avoid driver conflict with XP INF driver. - change line in INF file to {Serial.SVCDESC = "Prolific Serial port WDFdriver"} . Added USB Selective Suspend power saving feature requested by Notebook PC vendors. - Chip will go to sleep mode when idle for 10 seconds and COM port not open. - Chip will NOT go to sleep mode when COM port is OPEN. . Modify "SerialUndoExternalNaming" routine. - Fix COM port is not removed in registry when device is unplug and program still open. - update registry HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\SERIAL COMM when unplug and replug. . Added support for TransmitCommChar() function. . Added SpinLock function to fix customer GPS application. . Added more baud rate support previously requested by customers: -110bps -5787bps -256000bps -56000bps -2Mbps -2.25Mbps -3.2Mbps -3333333bps -4Mbps -4.5Mbps -5Mbps -5333333bps -6.6Mbps -6.625Mbps -8Mbps Language Support: - English (default) - Chinese (Traditional) - Chinese (Simplified) - Japanese