User's Manual

ACR122L
-
USB
-
ACS
4.2. Communication between the Host and the Contactless
interface, SAM and Peripherals.
The Contactless interface & Peripherals are accessed through the use of Pseduo-APDUs.
The SAM interface are accessed through the use of standard APDUs.
ACR122L-USB
PCSC SAM1
Interface
PCSC Layer
ISO 7816 Part1-4
+
T=0,T=1 SAM Interfaces
T=CL &T=1
Emulation
ISO 14443 Part1-4&
FeliCa
PICC Interface
SAM1
(Socket)
PICC
(Built-In Antenna)
ACR122L-USB
ACR122L-USB
PCSC SAM2
Interface
ACR122L-USB
PCSC SAM3
Interface
PCSC
Driver
USB
Interface
(CCID)
ACR122L-USB
PCSC PICC
Interface
SAM2
(Socket)
SAM3
(Socket)
Peripherals
RF
Interface