Freenove RFID-RC522 User Manual

1 RFID █ www.freenove.com
RFID Freenove RFID-RC522 Module
Now, we will learn to use the RFID (Radio Frequency Identification) wireless communication technology.
Project 1 Read UID
In this project, we will read the unique ID number (UID) of the RFID card, recognize the type of the RFID card
and display the information through serial port.
Component List
Freenove UNO x1 RC522 RFID Module x1
Mifare1 S50 Standard card x1 Mifare1 S50 Non-standard card x1
USB able x1 Jumper F/M x7

Freenove RFID-RC522 Specifications

General

Chip	MFRC522
Operating Voltage	3.3V
Communication Interface	SPI
Operating Frequency	13.56 MHz
Maximum Data Rate	10 Mbit/s
Dimensions	40mm x 60mm
Compatible Platforms	Arduino, Raspberry Pi
Card Types Supported	MIFARE Ultralight, MIFARE Pro, MIFARE DESFire
Read Range	Up to 3 cm

Summary

Project 1 Read UID

Component List

Lists all hardware components required for the RFID project.

Circuit Knowledge

RFID Overview

Explains RFID technology, its systems, and product categories.

Component Knowledge

MFRC522 RFID Module

Details the MFRC522 module, its integration, and communication interface.

Mifare1 S50 Card Details

Card Structure

Explains the 1K byte capacity, sectors, and blocks of the Mifare1 S50 card.

Circuit Connection

Schematic Diagram

Visual representation of the RFID module and UNO board connections.

Hardware Connection

Practical wiring guide for connecting the RFID module to the UNO board.

Arduino Sketch

Sketch 1 - Read UID

Code example to read RFID card UID and display information via serial port.

FCC Statement

Radiation Exposure Statement

Details FCC radiation exposure limits and installation guidelines.

End Product Labeling

Requirements for labeling the final product with FCC ID.

Manual Information to End User

OEM integrator's responsibility for end-user manual content regarding the RF module.

Integration Instructions

Applicable FCC Rules

Lists the relevant FCC rules investigated for the modular transmitter.

RF Exposure Considerations

Addresses RF exposure limits for the equipment and installation distance.

Antenna Information

Details approved antenna types and their gain for the transmitter.

Label and Compliance Information

Specifies requirements for end-product labeling and FCC ID.

ISED Statement

ISED Modular Usage Statement

Guidance on labeling when the ISED certification number is not visible externally.