Driver Details

O2Micro OZ77Cxx USB SmartCard Controller, v.1142, A03

O2Micro OZ77Cxx USB SmartCard Controller

Fixes & Enhancements

Initial Release


Version 1142, A03



Release date

21 Mar 2008

Last Updated

03 Nov 2011



Available formats

File Format:Hard-Drive
File Name:R161761.exe
Download Type:HTTP
File Size: 3MB
Format DescriptionThis file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.
To ensure the integrity of your download, please verify the checksum value.
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By downloading, you accept the terms of the Dell Software License Agreement.

Supported Operating Systems

Windows Vista, 32-bit
Windows 2000
Windows XP

Applies to

OZ77Cxx USB SmartCard Controller

Installation instructions

My Download List-#1 (0 )

Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.​

My download lists

My download lists enables you to create and save lists of drivers to install at a later time. Lists can only be saved by logging into your existing account or creating a new one, and selecting “Save this list.”
Learn more
This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends the customer review specifics about the update to determine if it applies to your system. The update contains changes that impact only certain configurations, or provides new features that may/may not apply to your environment.