User's Manual

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ACR122
2
S SDK User Manual
Version 2.00
Page 6 of
17
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3.0. Installation
3.1. Requirements
If you have installed a previous version of the ACR1222S Serial NFC Reader SDK, uninstall this
version first via Add/Remove Programs in Control Panel before installing this SDK version. Make
sure that all folders have been deleted.
The Microsoft .NET Framework 3.5 is a pre-requisite to run the ACR1222S Tool. For Windows XP,
Windows Vista, Windows 7 users, the Microsoft .NET Framework 3.5 Service Pack 1 can be
downloaded from:
http://www.microsoft.com/downloads/en/details.aspx?FamilyID=ab99342f-5d1a-413d-8319-
81da479ab0d7
3.2. Connection Diagram
Connect the device as shown below:
Figure 1: Connection Diagram of ACR1222S Serial NFC Reader
ACR1222S uses the generic COM driver, which is already installed in Windows and Linux operating
systems; hence driver installation is not necessary.