NFC Tag Module Read Write, ST25DV 13.56mhz

Description

Based on ST ST25DV chip, it supports two type of read and write methods

• The tag shows up as an ISO/IEC 15693 (13.56MHz) chip which is readable by phones and tablets, and using power supply via antenna coil.
• Use MCU and via I2C to save or read out data from the tag.

Board Features:

• Based on ST25DV04 chip, the memorry is small but also cost-effective.
• On board two I2C connector, pitch 1.0 mm, pin from top to botom is GND / VCC / SDA / SCL
• On board power supply LED.
• Lead out pins:
• VDD: 1.8-5.5V
• GND: GND
• SDA: I2C SDA
• SCL: I2C SCL
• GPO: interrrupt pin
• VEH: energy harvest pin

Please make sure your phone is supported NFC or not first, android recommanded app is “NFC toolbox”.

All documentation please refer to this page. 

Additional information