Waveshare PN532 NFC Hat for Raspberry Pi Near Field Communication Support I2C / SPI/UART Interfaces Wireless Technology Used in Access Control System Smart Tickets Meal Card

Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards. Onboard PN532 chip operating in the 13.56MHz frequency range , supports various NFC/RFID cards like MIFARE/NTAG2xx, etc. Three interface options: I2C, SPI, and UART, configured via jumpers and switches. Breakout control pins, for easily connecting with host boards like STM32. NFC (Near Field Communication) is a wireless technology allows contactless point-to-point data communication between devices within a short distance of 10 cm. It is widely used in applications such as access control system, smart tickets, meal card, etc. Applications:Contactless payment system,BT and WiFi devices chaining,Social sharing function like sharing contacts, photos, and videos,Smart phone NFC app. Note: Raspberry Pi is NOT included.