PN532 NFC RFID V3 Module

The PN532 NFC RFID V3 module is a highly integrated contactless communication device operating at 13.56 MHz, designed for near-field communication (NFC) and RFID applications. It supports reading, writing, and emulating RFID/NFC tags and enables wireless data exchange over short distances. Built around the NXP PN532 chip, the module is widely used in embedded systems, IoT, and automation projects due to its compatibility with multiple communication interfaces and NFC standards.

Technical Specifications:

• Operating Frequency: 13.56 MHz
  
• Chipset: NXP PN532
  
• Communication Interfaces: I2C, SPI, UART (HSU)
  
• Supported Protocols: ISO14443A/B, MIFARE, FeliCa, NFC
  
• Operating Voltage: 3.3V – 5V
  
• Reading Distance: Up to ~5 cm (depending on antenna)
  
• Modes: Reader/Writer, Card Emulation, Peer-to-Peer

Features:

• Supports NFC and RFID communication
  
• Multiple interface options (I2C, SPI, UART)
  
• Can read and write NFC tags
  
• Supports card emulation mode
  
• Compact design with onboard antenna
  
• Compatible with Arduino, Raspberry Pi, and other microcontrollers
  
• Includes key fob and card (in most kits)
  
• Wide protocol compatibility for flexible applications

Applications:

• Contactless payment systems (prototype level)
  
• Access control and security systems
  
• Attendance and identification systems
  
• Smart cards and NFC tag projects
  
• IoT-based authentication systems
  
• Wireless data exchange applications
  
• Mobile NFC integration projects