Gravity: UART & I2C NFC Module
NXP PN532-based NFC module with switchable Gravity I2C and UART interfaces, supporting ISO 14443A/B and FeliCa standards at 3.3 V or 5 V. Enables contactless card read/write and peer-to-peer NFC for payment, access, and automation applications.
Pinout
- DTType · Signal
- CRType · Signal
- GNDType · Ground
- VCCType · Power
- IRQType · Signal
| Pin | Type |
|---|---|
| DT | Signal |
| CR | Signal |
| GND | Ground |
| VCC | Power |
| IRQ | Signal |
Pin details
5 connections- DTSignal
- CRSignal
- GNDGround
- VCCPower
- IRQSignal
Start wiring
I2C · UART · SPI · 3.3 – 5 V · Breakout
Confirm the data interface matches your host board.
Module pins: VCC, GND, D/T, C/R, IRQ. Schematik maps them to your board in the app.
RFID & NFC
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