RFID EM18

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5 in stock


The RFID EM18 module, operating at 125 kHz, reads tags up to 10 cm away. With a simple serial interface, it integrates easily with microcontrollers. Ideal for access control, inventory management, and attendance systems, it’s compact and efficient. LED indicators provide operational feedback.

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5 in stock

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RFID EM18

The RFID EM18 module is a popular and versatile radio-frequency identification (RFID) reader used in various applications, from access control systems to inventory management. This compact and cost-effective module enables the reading of RFID tags and cards, facilitating seamless data capture and processing.

Key Features and Specifications

  1. Operating Frequency:
    • The EM18 module operates at a frequency of 125 kHz, which is commonly used for RFID applications. This frequency provides a good balance between range and power consumption.
  2. Reading Distance:
    • The module can read RFID tags and cards at a distance of up to 10 cm, depending on the size and orientation of the tag or card. This range is suitable for most standard applications.
  3. Interface:
    • The EM18 features a simple serial interface, making it easy to integrate with microcontrollers, such as Arduino, Raspberry Pi, and other embedded systems. The module communicates via a UART (Universal Asynchronous Receiver/Transmitter) interface, using standard serial communication protocols.
  4. Power Supply:
    • The module operates on a 5V power supply, making it compatible with a wide range of microcontroller boards and systems. It has a low power consumption, ensuring energy efficiency.
  5. LED Indicators:
    • The EM18 is equipped with LED indicators for power and read status. These LEDs provide visual feedback on the module’s operational status and successful reading of RFID tags.
  6. Compact Size:
    • The module’s small footprint (approximately 32mm x 32mm) makes it easy to incorporate into various projects without taking up much space.

Applications

  1. Access Control Systems:
    • The EM18 is widely used in access control systems for buildings, offices, and secured areas. It allows for quick and secure identification of authorized personnel using RFID cards or tags.
  2. Inventory Management:
    • In retail and warehouse settings, the EM18 can be used to track and manage inventory items efficiently. RFID tags attached to products can be scanned to update inventory records automatically.
  3. Attendance Systems:
    • The module is ideal for implementing attendance tracking systems in schools, workplaces, and events. Individuals can use RFID cards to mark their attendance quickly and accurately.
  4. Automation and Security:
    • The EM18 can be integrated into home automation systems to control access to various areas, enhancing security and convenience. It can also be used in automated vehicle identification systems.

Integration Tips

  • Power and Connections:
    • Ensure the module is powered with a stable 5V supply. Connect the TX (transmit) pin of the EM18 to the RX (receive) pin of the microcontroller to establish serial communication.
  • Programming:
    • Utilize libraries and example codes available for microcontrollers like Arduino to facilitate easy integration and implementation of RFID reading functionality.
  • Antenna Orientation:
    • For optimal reading distance, ensure that the RFID tags or cards are correctly oriented with respect to the module’s antenna.

Conclusion

The RFID EM18 module is a reliable and versatile solution for various RFID-based applications. Its ease of use, compact size, and efficient performance make it a popular choice for developers and engineers. Whether for access control, inventory management, or attendance systems, the EM18 provides a robust platform for implementing RFID technology in diverse projects.

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Sold By : Computronics Lab SKU: rfid-em18 Category: Tags: , , , ,
Weight0.00 kg
Dimensions0.00 × 0.00 × 0.00 cm

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