Pickup Techno ProPN532 RFID Modem - Product Features
- Support II2, SPI and HSU (High-Speed UART) I2C / UART: 3.3V ~ 24V TTL
- SPI: 3.3V TTL with 100-ohm resistors in series Communication distance: 5cm~7cm
- On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI Work in NFC Mode or RFID reader/writer Mode
- RFID reader/writer supports: Plug and play, compatible
- Built-in PCB Antenna, with 4cm~6cm communication distance On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI