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ACR1281S

 Advanced Card Systems Ltd. Page 11 of 56

2. Communication Flow Chart of ACR1281S

PCSC Layer

ISO 7816 Part1-4

ICC Interface

T=CL &T=1

Emulation

ISO 14443 Part1-4

PICC Interface

ICC

(Landing Type

Acceptor )

PICC

(Built-In Antenna )

ACR1281S

ACR128U PCSC

ICC Interface

ACR128U PCSC

PICC Interface

Serial

Interface

(CCID

liked

Format)

Physical

Interface

ICC

And

PICC

Host