NFC – Hamtech Electronics Technologies https://hamtechtechnologies.com Sun, 30 Nov 2025 17:32:59 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.3 https://hamtechtechnologies.com/wp-content/uploads/2025/11/h-100x100.webp NFC – Hamtech Electronics Technologies https://hamtechtechnologies.com 32 32 PN532 NFC Reader https://hamtechtechnologies.com/product/pn532-nfc-reader/ https://hamtechtechnologies.com/product/pn532-nfc-reader/#respond Thu, 20 Nov 2025 19:51:28 +0000 https://hamtechtechnologies.com/index.php/product/pn532-nfc-reader/ The PN532 NFC Reader Module is a versatile solution for NFC and RFID applications.
It supports multiple communication protocols, including SPI, I²C, and UART, for easy integration with microcontrollers such as Arduino, ESP32, and Raspberry Pi.
The module can read and write to MIFARE 1K/4K cards, NTAG, FeliCa, and other NFC tags, making it suitable for access control systems, attendance tracking, payment systems, and IoT authentication.

Equipped with an onboard PCB antenna, the PN532 ensures stable and reliable NFC communication. It is widely used in hobbyist and industrial applications for NFC-based interactions.

Key Features

  • Supports NFC and RFID standards: ISO/IEC 14443 Type A/B, MIFARE, FeliCa

  • Communication via SPI, I²C, or UART

  • Reads and writes to MIFARE, NTAG, and other NFC tags

  • Onboard PCB antenna for stable reading

  • High-speed and reliable communication

  • Compact and easy-to-integrate design

  • Compatible with Arduino, ESP32, Raspberry Pi

Specifications

Feature Details
Operating Voltage 3.3V – 5V DC
Communication Interfaces SPI, I²C, UART
Supported Cards MIFARE 1K/4K, NTAG, FeliCa
Maximum Read Range ~5 cm (varies by card/tag)
Operating Frequency 13.56 MHz
Logic Levels 3.3V / 5V compatible
Current Consumption ~15–50 mA
Dimensions 40 × 60 mm (approx.)

Applications

  • NFC-based access control and attendance systems

  • Contactless payment and identification systems

  • IoT authentication and security projects

  • Asset tracking and inventory management

  • Educational and DIY NFC projects

  • Smart card applications and interactive electronics

Compatible Boards / Circuits

  • Arduino (Uno, Mega, Nano)

  • ESP32 / ESP8266

  • Raspberry Pi

  • Works with NFC cards, key fobs, stickers, and tags

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