Advanced Card Systems Limited ACR122UA Benutzerhandbuch

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ACR122U NFC Reader
2.0 Installation  Guide 
2.1 Requirements 
If you have installed previous version of ACR122U NFC Reader SDK, then you must uninstall these 
version via Add/Remove Programs in Control Panel before installing this SDK version. Make sure 
that all folders have been deleted. 
   
 
For non VISTA users, you need to install the .NET Framework to be able to use the ACR122U Tool 
and Demo Applications. This can downloaded via: 
 
Microsoft .NET Framework Version 2.0 (x86) 
 
 
 
Microsoft .NET Framework Version 2.0 (x64) 
 
 
Note: To be able to use the P2P demo, you need to have two ACR122 Devices and you may 
purchase a second ACR122 separately.  
2.2 Installing the Device 
Connect the device as shown below: 
 
Figure 1 Connection Diagram 
 
The ACR122 is a CCID compliant device. Microsoft provides these drivers for Windows 2000, XP, 2003 
thru Windows Update and is already built-in on the VISTA OS. To know more about setting Automatic 
Updates in your PC, visit 
 
Check the device manager if the reader is detected by the computer. 
 
 
 
 
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ACR122U NFC Reader SDK User Manual 
Version 1.7                             October 2008