PN532 Description
PN532 NFC RFID Module User Guide Version 3 Introduction NFC is a popular technology in recent years. We often heard this word while smart phone pany such as Samsung or HTC introduces their latest high-end phones. Almost all the high-end phones in the market support NFC.
PN532 Key Features
- Mifare 1k, 4k, Ultralight, and DesFire cards
- ISO/IEC 14443-4 cards such as CD97BX, CD light, DesFire, P5CN072 (SMX)
- Innovision Jewel cards such as IRT5001 card
- VCC: 3.3V~5V
- I2C/UART: 3.3V~24V TTL
- SPI: 3.3V TTL with 100 ohm resistors in series. It could be connected directly to 5V interface of microcontroller such a