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O2 Micro OZ600RJ0/OZ900RJ0/OZ600RJS SD/MMC Card Reader Controller driver

Hardware ID PCI\VEN_1217&DEV_8321

Vendor
O2 Micro, Inc. (VEN 1217)
Device
OZ600RJ0/OZ900RJ0/OZ600RJS SD/MMC Card Reader Controller (DEV 8321)
Bus
PCI / PCI Express
Drivers
2
Windows
Windows XPWindows VistaWindows 7Windows 8Windows 8.1

Recommended driver

O2Micro OZ777 Card Reader Driver
Version 1.2.2.1051, 2.2.2.1051 · Aug 16, 2013 · Windows 7–8.1 · 32-bit & 64-bit
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All drivers for VEN_1217&DEV_8321

DriverVersionDateWindowsBits
O2Micro OZ777 Card Reader Driver 1.2.2.1051, 2.2.2.1051 Aug 16, 2013 Windows 7–8.1 32-bit & 64-bit
O2Micro Integrated MS/MSPRO OZ600/OZ900 controller Drivers 1.2.0.7036, 2.2.0.7036 Jun 14, 2012 Windows XP–8 32-bit & 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (often listed under Other devices with a yellow sign) → Properties → Details.
  3. Select Hardware Ids in the list. If the first line starts with PCI\VEN_1217&DEV_8321, the drivers above are for your device.

More about hardware IDs · Fix common device errors

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