Product datasheet
Electrical specifications, pinout, antenna performance, dimensions and package contents.
Documentation and downloads
Compact 13.56 MHz NFC module with a six-pin host connection and two included external antennas.
Add NFC to a 3.3 V host using I2C, an interrupt signal and an enable/reset signal. Start with the Quick Start guide, then use the integration guides when designing your own hardware and application.

Electrical specifications, pinout, antenna performance, dimensions and package contents.
ESP32-S3 wiring and the standard ELECHOUSE Arduino library's first card-detection example.
Power supply, I2C address pads, antenna connection and mechanical installation.
Library installation, power settings, initialization and application flow.
Common interfaces and links to the shared library's detailed API documentation.
Checks for communication, power, card detection and reading distance.
| File | Contents |
|---|---|
| Datasheet (PDF) | Standalone product specifications and reading-performance reference. |
| User manual (PDF) | Quick Start, hardware integration, software guide, API summary and troubleshooting in one document. |
| 3D model (STEP) | Nominal module geometry for enclosure and PCB integration. |
| Board outline (DXF) | Nominal board outline and mounting geometry. |
| ELECHOUSE Arduino library (GitHub) | The same shared library used by the standard ELECHOUSE PN7160 module. Apply the Mini wiring and power configuration in this Quick Start. |
| Detailed library API | The library-maintained Markdown reference, readable online on GitHub. |
A 100 × 160 mm antenna is available separately; see the reading-performance reference. Other antenna sizes and custom requirements can be discussed with service@elechouse.com.
For a separately manufactured PN7161 version, contact ELECHOUSE by email. It is not included in this product listing.