ACR122S User Manual ACR122S PC-linked Contactless Card Reader Advanced Card Systems Ltd. Website: www.acs.com.hk Email: info@acs.com.
\ ACR122S PC-linked Contractless Smart Card Reader 1.0 INTRODUCTION The ACR122S is a PC-linked Contactless Smart Card Rea der/Writer developed on the 13.56MHz Contactless Technology. 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 Serial port speed of 115.200 Kbps, read and write operations are faster and more efficient.
\ ACR122S PC-linked Contractless Smart Card Reader 4.0 Installation Procedure Connect the ACR122S DB9 cable to the PC serial port and plug the USB cable into the USB port. The USB is provided the power only. When the reader connects to the PC, then the user can use it directly. It doesn’t need any windows driver to start up the reader. 5.0 Hardware Interfaces 5.1 Bi-Color LED • User-controllable Bi-Color LED. Red and Green Color.
\ ACR122S PC-linked Contractless Smart Card Reader 6.0 Implementation The ACR122S is built based on the ST7SCR1R4 and PN5321 chips. Built-In Antenna PN5321 ST7SCR1R4 NFC Interface Chip Controller Contactless Interface Carrier = 13.56MHz Contactless Tag Host Controller Serial Interface 115200 Kbps - Bi-Color LED - Buzzer (optional) - Relays - I/O Ports SAM (optional) Serial Interface 9600 bps ACR122S System Block Diagram Universal Terminal UT1 Version 0.
\ ACR122S PC-linked Contractless Smart Card Reader 7.0 Serial Interface (CCID-liked FRAME Format) Communication setting: 9600 bps, 8-N-1 The communication protocol between the Host and ACR122S is very similar to the CCID protocol.
\ ACR122S PC-linked Contractless Smart Card Reader 8.0 To activate the SAM Interface ACR122S Command Frame Format STX Bulk-OUT Header (0x02) (HOST_to_RDR_IccPowerOn) 1 Byte 10 Bytes HOST_to_RDR_IccPowerOn Format Offset Field Size Value 0 bMessageType 1 62h 1 dDwLength 4 00000000h
\ ACR122S PC-linked Contractless Smart Card Reader 9.0 To deactivate the SAM Interface ACR122S Command Frame Format STX Bulk-OUT Header (0x02) (HOST_to_RDR_IccPowerOff) 1 Byte 10 Bytes HOST_to_RDR_IccPowerOff Format Offset Field Size Value 0 bMessageType 1 63h 1 dDwLength 4 00000000h 5 bSlot 1 00-FFh 6 7 bSeq abRFU 1 3 00-FFh Parameters Checksum 0 Byte 1 Byte ETX (0x03) 1 Byte Description Message-specific data length Identifies the slot number for this command.
\ ACR122S PC-linked Contractless Smart Card Reader 10.0 To do data-exchange through the SAM Interface ACR122S Command Frame Format STX Bulk-OUT Header (0x02) (HOST_to_RDR_XfrBlock) 1 Byte 10 Bytes HOST_to_RDR_XfrBlock Format Offset Field Size 0 bMessageType 1 1 dDwLength 4
ACR122S PC-linked Contractless Smart Card Reader Warning: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority operate the equipment. Universal Terminal UT1 Version 0.