Features
- NXP highly integrated NFC controller
- Gravity I2C & UART composite interface, flexible use
- Support various kinds of mainstream NFC smart cards or tags
- Compatible with 3.3V/5V controller
Connection Example – DFRduino Uno R3

Specifications
- IC: NXP PN532
- Input Voltage (VCC) : 3.3V~5.5V
- Interface: Gravity I2C & UART (PH2.0-4P, Logic Level 0-3.3V)
- UART Baud Rate: 115200 bps
- I2C Address: 0x48
- Communication Frequency: 13.56 MHz
- Maximum Communication Distance: ≥10mm, depending on the size of the NFC card/tag
- Protocol Support:
- Reader/Writer Mode: ISO/IEC 14443A, ISO/IEC 14443B, MIFARE, FeliCa
- Card Emulation Mode: ISO 14443A/MIFARE Classic 1K or 4K, FeliCa
- Peer-to-Peer: ISO/IEC18092, ECM340
- Dimension: 110 x 50 mm
- Weight: 20g
Resources
- Product wiki
- More Documents
Package Contents
- 1x Gravity: UART & I2C NFC Module
- 1x Gravity-4P I2C/UART Sensor Wire
- 1x XH2.54-2P Black Header
- 1x NFC Tag Sticker



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