Rainbow Electronics AT88RF1354 - Manual (Page 3)

13.56 MHz Type B RF Reader
3
8547A −RFID−10/08
3.2. System Diagram
Figure 2. Communications in an RFID System
S e rial In te rface R F C o m m un ica tion s
Host
Microcontroller
Card Reader IC
3.3. Scope
This AT88RF1354 Specification document contains the electrical and mechanical specifications for the AT88RF1354
RF Reader IC. The AT88RF1354 Command Reference Guide document contains detailed command and register
specifications for the AT88RF1354 RF Reader. The AT88RF1354 Command Reference Guide is a reference for
software developers and embedded systems programmers using the AT88RF1354 Reader.
Reference Designs and additional technical information is available in AT88RF1354 Application Notes. The reference
designs described in the AT88RF1354 Application Notes include schematics, board designs, and a complete bill of
materials. Each reference design has been optimized for reliable, robust communications with cards and tags with
antenna dimensions within a specified size range. See
www.atmel.com
3.4. Conventions
ISO/IEC 14443 nomenclature is used in this document where applicable. The following terms and abbreviations are
utilized throughout this document. Additional terms are defined in the section in which they are used, or in
Appendix E.
Card: A Contactless Smart Card or RFID Tag in proximity to the reader antenna.
Host: The microcontroller connected to the serial interface of the reader IC.
PCD: Proximity Coupling Device – is the host and reader with antenna.
PICC: Proximity Integrated Circuit Card – is the tag/card containing an IC and antenna.
Reader: The AT88RF1354 IC with loop antenna and associated circuitry
RFU:
Reserved for Future Use – is any feature, memory location, or bit that is held as reserved for future
use by the ISO standards committee or by Atmel.
$ xx: Hexadecimal Number – denotes a hex number “xx” (Most Significant Bit on left).
xxxx b: Binary Number – denotes a binary number “xxxx” (Most Significant Bit on left).
See Atmel Application Note Understanding the Requirements of ISO/IEC 14443 for Type B Proximity Contactless
Identification Cards (doc 2056x) at
www.atmel.com for detailed information regarding the ISO/IEC 14443 RF
communication protocol.