EWM226 Series Product Overview

EWM226-xxxT22S is a transceiver integrated LoRa wireless digital transmission module for lawn mowers, which works in 410~510MHz/863~870MHz/902~928MHz bands, and supports a variety of power level selection, free switching of over-the-air data rate, rich serial port baud rate selection, and easy operation.

Features and Functions

  • Ultra-small Size: With a module size of only 14×17.5mm, it is easy to integrate into various devices.

  • High Transmitting Power: The maximum transmitting power can reach 22dBm, ensuring stable communication even in complex environments.

  • Multiple Power Levels and Data Rate Options Multiple: It supports multiple power levels and data rates, allowing users to make flexible configurations according to actual needs.

  • Diverse Serial Port Baud Rates: It supports serial port baud rates of 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, meeting the communication requirements of different devices.

  • Built-in Watchdog: It prevents system crashes and ensures the long-term stable operation of the device.

  • Industrial-grade Design: It supports supports long-term use in the temperature range of -40 to +85℃, adapting to various harsh environments.

Application Scenarios

The EWM226-xxxT22S module is widely used in the following scenarios:

  • Lawn Mowers: Through LoRa wireless communication technology, it enables remote control and monitoring of lawn mowers.

  • Home Security: It is used in home security alarm systems and remote keyless entry systems to enhance home security.

  • Smart Homes: It can be integrated into smart home systems to enable wireless communication and control between devices.

  • Industrial Sensors: It is used for data transmission of sensors in industrial environments, ensuring the stability and reliability of data.application

Technical Parameters

  • Operating Frequency Band: 410 - 510MHz/863 - 870MHz/902 - 928MHz

  • Transmitting Power: Maximum 22dBm

  • Air Data Rate: Supports 4800bps, 9600bps, 19200bps

  • Serial Port Baud Rate: Supports 9600bps, 19200bps, 38400bps, 57600bps, 115200bps

  • Receiving Sensitivity: -124dBm

  • Transmitting Current: 110mA

  • Receiving Current: 12.2mA

  • Operating Voltage: 3.3 - 5.5V

  • Operating Temperature: -40 to +85℃

Recommended Wiring Diagram and Antenna Interface Selection

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The module adopts IPEX Generation 1 antenna output interface by default, if you need to use the stamp hole antenna, you need to remove the IPEX holder and then weld the 0Ω resistor to the jumper pads, see the following figure for details:

antenna interface

With its outstanding performance and flexible configuration options, the EWM226-xxxT22S lawn mower module is an ideal choice for fields such as lawn mowers, home security systems, and smart homes. Whether in complex industrial environments or home applications, the EWM226-xxxT22S can provide stable and reliable wireless communication solutions.