Advanced Card Systems ACR122U Manual del usuario - Página 5

Navegue en línea o descargue pdf Manual del usuario para Lector de tarjetas Advanced Card Systems ACR122U. Advanced Card Systems ACR122U 13 páginas.

3.0. Architecture

GD32 is for main processor for communication with PC, and control the contactless chip and

peripherals. PN532 acts as a contactless chip to perform the communication between contactless

tags and GD32.

Antenna

PICC

Contactless

Tag

For communication architecture, the protocol between ACR122U and PC is using CCID protocol. All

the communication between PICC is PCSC Compliant.

ACR122U User Manual

Version 1.01

ACR122U

PN532

NFC

Interface

chip

Contactless Interface

Carrier Frequency = 13.56MHz

LEDs

GD32 Host

Controller

Operation

System

Page 5 of 13