The ACR122L is a serial NFC contactless reader with an LCD, designed for POS terminals and supporting multiple smart card applications including ISO 14443 types and various NFC tags. It features fast access speeds, anti-collision support, and user-controllable peripherals such as LEDs and a buzzer, facilitating user interaction in multiple languages. The product aims to provide convenience for both consumers and developers by supporting various contactless smart card technologies in an easily integratable format.

1. www.acs.com.hk

2. 1. Product Overview
2. Product Feature
3. Product Value
4. Product Application
5. Q&A
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4. ACR122L
Serial NFC Reader with LCD
The ACR122 Series is a family of Contactless Smart
Card Readers sharing the same core. The readers are
developed based on the 13.56 MHz RFID technology
and the ISO/IEC 18092 NFC standard.
ACR122L, a serial interface NFC Contactless Reader
with LCD screen, is especially designed for POS
terminals employing different smart card applications.
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6. RS232 Serial Interface
RS232 Serial Interface Access Speed
Access Speed
Maximum of 424 Kbps
Maximum of 424 Kbps
Driverless Operation
Driverless Operation
User-Controllable Peripherals
User-Controllable Peripherals
Anti-Collision Support
Anti-Collision Support 2-Line Graphic LCD
2-Line Graphic LCD
(Only 11 tag is accessed at any time)
(Only tag is accessed at any time) Four LEDs
Four LEDs
Buzzer
Buzzer
Selective/Direct Card Polling
Selective/Direct Card Polling Three ISO 7816 SAM Slots
Three ISO 7816 SAM Slots
Capability
Capability
(The specific card isis polled when
(The specific card polled when
multiple cards are presented) 2-line Graphic LCD Features
2-line Graphic LCD Features
multiple cards are presented)
Interactive Operability
Interactive Operability
Multiple Language Support
Multiple Language Support
Advanced Settings by Direct
Advanced Settings by Direct
Commands
Commands
(For reduced antenna power, faster
(For reduced antenna power, faster OS Support
OS Support
card processing, etc.)
card processing, etc.) Windows 98, ME, 2000, XP, Vista, 77
Windows 98, ME, 2000, XP, Vista,
Server 2003, Server 2008, Server
Server 2003, Server 2008, Server
Supported Card Types
Supported Card Types 2008 R2
2008 R2
ISO 14443 Types AA & B
ISO 14443 Types & B Linux
Linux
Mifare
Mifare
FeliCa
FeliCa
NFC Tags Certifications/Compliance
Certifications/Compliance
NFC Tags
CE, FCC, VCCI & ROHS
CE, FCC, VCCI & ROHS
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7. NFC Technology-Enabled
NFC Tag Support
- Tag 1: Based on ISO 14443 A (96 bytes), e.g. Topaz
- Tag 2: Based on ISO 14443 A (48 bytes), e.g. Ultralight
- Tag 3: Based on the Japanese Industrial Standard, e.g. FeliCa
- Tag 4: Based on ISO 14443 A and B, e.g. DESFire
Source: http://www.nfc-forum.org/specs/
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8. Responding to the Growing Demand for
Contactless Applications
Recognizing the growing use of contactless smart card technology globally, ACR122L
embraces different card types, common user scenarios and application environments.
• ACR122L supports a wide range of cards and phones (i.e. ISO 14443
Type A & B, Mifare, FeliCa and NFC tags).
• ACR122L’s serial interface facilitates integration into POS terminals.
• ACR122L comes with three built-in SAM slots to secure the
contactless operation.
• The ACR122L Device Peripherals include 4 LEDs, a buzzer and a 2-
line graphic LCD providing rich user interaction
• The LCD provides:
• Interactive operability (scrolling up & down, left & right, etc.)
• Multiple language support (Chinese, English, Japanese and
some European languages)
• Graphic display
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9. Host
Host
DLL API Layer
DLL API Layer
Serial RS232 Interface
Peripherals
Peripherals Protocol Conversion
Protocol Conversion
ACR122L (LED and ISO 7816 Parts 1-3 ++
(LED and ISO 7816 Parts 1-3
Buzzer)
Buzzer) ++ ISO 14443, Mifare, FeliCa,
ISO 14443, Mifare, FeliCa,
T=0 SAM Interface
T=0 SAM Interface and ISO 18092 NFCIP-1
and ISO 18092 NFCIP-1
SAM (Socket)
SAM (Socket)
RF Interface
Contactless Tag / / NFC Device
Contactless Tag NFC Device
(Built-in Antenna)
(Built-in Antenna)
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11. Great Convenience to Consumers
Great Convenience to Consumers
ACR122L supports anti-collision and direct Great Convenience to Developers
Great Convenience to Developers
ACR122L supports anti-collision and direct
polling for aaspecific card type. Users can tap ACR122L supports advanced settings by direct
ACR122L supports advanced settings by direct
polling for specific card type. Users can tap
their purses with several cards inside, and the commands (i.e. reducing the strength of the
commands (i.e. reducing the strength of the
their purses with several cards inside, and the
device will only access the specific card antenna field to shorten the card reading
antenna field to shorten the card reading
device will only access the specific card
involved in the transaction. distance).
distance).
involved in the transaction.
NFC-Enabled
NFC-Enabled Ease of Integration
Ease of Integration
ACR122L supports NFC Type 11to Type 44tags
ACR122L supports NFC Type to Type tags ACR122L’s serial interface and driverless
ACR122L’s serial interface and driverless
for different applications.
for different applications. operation facilitates its easy integration into
operation facilitates its easy integration into
different platforms.
different platforms.
Multi-Protocol Support
Multi-Protocol Support
ACR122L works with aawide range of
ACR122L works with wide range of
Rich User Interaction
Rich User Interaction
contactless tags, cards and devices. In most
contactless tags, cards and devices. In most
ACR122L’s user-controllable device
ACR122L’s user-controllable device
cases, using ACR122L eliminates the need for
cases, using ACR122L eliminates the need for
peripherals provide programmers with easy
peripherals provide programmers with easy
merchants to use another reader for different
merchants to use another reader for different
development of user-interactive applications
development of user-interactive applications
cards and applications.
cards and applications.
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13. Automatic Fare Collection Cashless Payment
Vending Machines Physical Access Control
Network Access 13

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