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ACR122U User Manual
Version 11 March 2008
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ACR122 NFC Contactless Smart Card Reader
1.0 Introduction
The ACR122 is a PC-linked Contacless Smart Card Reader/Writer developed on the
13.56MHz Contactless Technology. It is the world’s first CCID Compliant Contactless Card
Reader/Writer that follows both ISO14443 and ISO18092. This device is designed to support
not only MiFare and ISO14443 Type A and B Cards but also FeliCa and NFC tags.
By making use high-speed card access and full USB speed of 12 Mbps, read and write
operations are faster and more efficient. Furthermore, this reader acts as a Plug and Play
(PnP) device so there is no need to provide drivers to users. With its compact size and trendy
design and with the various features the ACR122 offers, you can experience the convenience
in using ACR122 for applications of payment, mass transit, physical access control, time attendance, etc.
2.0 Features
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CCID Standard
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Read / Write Speed up to 424kbps
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ISO/IEC18092 (NFC) compliant
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ISO14443 Type A and B card support
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Support FeliCa card
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USB PnP
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Compact and Slim design
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Bi-Color LED
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Compact size: 98mm (L) x 65mm (W) x 12.8mm (H)
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Light Weight: 70g
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CE, FCC and RoHS compliant
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User Controllable Buzzer (optional)
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SAM Socket (optional)
3.0 Typical Applications
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Network access control
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Micro-payment
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NFC mobile tag
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Public Transportation Terminals
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Automatic Fare Collection
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Physical access control
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Customer Loyalty
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Time attendance
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Contactless public phones
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Vending machines
