Here is 7 drivers compatible with PCMCIA\O2Micro-SmartCardBus_Reader-2E10.
This is Device ID of O2Micro SmartCardBus Reader.
Category:Notebooks
Manufacturer:Fujitsu
Hardware:CELSIUS H250
Software name:O2Micro Smart Card Driver
Version:3.0.1.6D
File Size:4.81Mb (5047165 bytes)
Released:16 Oct 2009
System:Windows VistaWindows Vista 64-bitWindows XPWindows XP 64-bitWindows 7Windows 7 64-bit
Description:O2Micro Smart Card Driver for Fujitsu CELSIUS H250Download Fujitsu CELSIUS H250 O2Micro Smart Card Driver 3.0.1.6D
Category:Notebooks
Manufacturer:ASUS
Hardware:B1A
Software name:SmartCard Driver
Version:2.0.5.3
File Size:1.04Mb (1093074 bytes)
Released:30 Jan 2002
System:Windows MEWindows 98 SEWindows 98Windows 95
Description:SmartCard Driver for ASUS B1A SmartCard Driver for Windows 98 SE
Windows 98 SE only
Download ASUS B1A SmartCard Driver 2.0.5.3
Category:Notebooks
Manufacturer:ECS (Elitegroup)
Hardware:755IA
Software name:PCMCIA driver
Version:1.3
File Size:5.31Mb (5563322 bytes)
Released:23 Mar 2012
System:Windows 2000Windows XP
Description:PCMCIA driver for ECS (Elitegroup) 755IA

PCMCIA driver for 755IA
Download ECS (Elitegroup) 755IA PCMCIA driver 1.3
Category:Notebooks
Manufacturer:Fujitsu
Hardware:E780
Software name:O2Micro SmartCard Driver
Version:3.0.1.6
File Size:4.46Mb (4673147 bytes)
Released:11 Jan 2011
System:Windows 7
Description:O2Micro SmartCard Driver for Fujitsu E780Download Fujitsu E780 O2Micro SmartCard Driver 3.0.1.6
Category:Notebooks
Manufacturer:Fujitsu
Hardware:E780
Software name:O2Micro SmartCard Driver
Version:1.0.0.0
File Size:4.46Mb (4673230 bytes)
Released:11 Jan 2011
System:Windows 7 64-bit
Description:O2Micro SmartCard Driver for Fujitsu E780Download Fujitsu E780 O2Micro SmartCard Driver 1.0.0.0