Waveshare PN532 NFC HAT for Raspberry Pi I2C / SPI / UART PN532 NFC HAT for Raspberry Pi, I2C / SPI / UART. It supports three communication interfaces: I2C, SPI, and UART. PN532 NFC HAT x1. Communication interfaces: I2C, SPI, UART (default). I0-H, I1-L: enable I2C. byJuly 5, 2026
