Whadda WPSH211 NFC / RFID Shield for Arduino, PN532 Chipset

The Whadda WPSH211 NFC / RFID Shield for Arduino® provides a powerful and flexible platform for integrating contactless communication into your electronics projects. Based on the efficient NXP PN532 chipset, this shield enables seamless 13.56MHz communication with a wide variety of NFC and RFID tags and cards. It is the perfect solution for prototyping access control systems, smart inventory management, interactive installations, or any project requiring wireless data exchange.

Offering exceptional compatibility, the shield supports multiple communication interfaces including SPI, I2C, and UART, allowing you to choose the one that best fits your existing Arduino setup. This versatility makes it easy to integrate into both simple and complex projects. The board is designed to work with ISO14443 type A and B protocols, supporting a communication range of up to 25mm for reliable reading and writing of compatible tags.

Powering the shield is straightforward, as it operates on a 3.3V working voltage and can be supplied with a power voltage ranging from 3.3V to 5.5V, making it compatible with most common Arduino boards. Its power management is efficient, with a working current of 120mA during active read/write operations and 100mA in standby mode, with a maximum power draw of 150mA.

With its compact dimensions and stackable design, the WPSH211 shield integrates neatly onto your Arduino Uno or compatible board, leaving other pins free for additional sensors or components. Whether you are a hobbyist, student, or professional developer, this shield offers a reliable and feature-rich entry point into the world of contactless technology.

Key Specifications

• Chipset: NXP PN532
• Communication Frequency: 13.56MHz
• Compatible Protocols: ISO14443 type A and B
• Communication Range: Up to 25mm
• Communication Interfaces: SPI, I2C, UART