The list of drivers for card O2Micro
| Driver / Device | Operating system | Release date Version | Link | |
|---|---|---|---|---|
 | O2Micro OZ776 USB CCID Smartcard Reader Drivers | Windows 10, Windows 11 | 2021-11-01 v.2.11.4.250 |
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| O2Micro MemoryCardBus Accelerator Driver | Windows XP | 2006-01-03 v.1.0.8.82 |
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| O2Micro OZ776 USB Card Reader Drivers | Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10 | 2015-09-10 v.2.1.4.243 |
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| O2Micro Integrated MMC/SD controller Driver | Windows XP, Windows Vista, Windows 7 | 2009-04-29 v.2.0.2.919 |
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| O2Micro Integrated MS/MSPRO OZ600/OZ900 controller Drivers | Windows XP, Windows Vista, Windows 7, Windows 8 | 2012-06-14 v.1.2.0.7036, v.2.2.0.7036 |
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| O2Micro Integrated MMC/SD controller Drivers | Windows XP, Windows Vista, Windows 7 | 2017-02-26 v.1.1.0.4072, v.2.1.0.4072 |
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| O2Micro BH-778 Card Reader Driver | Windows 10, Windows 11 | 2021-11-08 v.2.1.101.10540 |
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| O2Micro MemoryCardBus Accelerator Driver | Windows XP | 2006-01-03 v.1.0.8.82 |
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| O2Micro OZ777/OZ621 Card Reader Drivers | Windows 7, Windows 8, Windows 8.1 | 2014-03-07 v.2.2.2.1057 |
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| O2Micro OZ777/OZ621 Memory Card Reader Driver | Windows 7, Windows 8, Windows 8.1, Windows 10 | 2015-07-20 v.1.2.2.1077, v.2.2.2.1077 |
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