Ebyte 4G-02E, Руководство пользователя

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Chengdu Ebyte Electronic Technology Co.,Ltd
E840-DTU(4G-02E) User Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd
3
E840-DTU(4G-02E
）
is developed for serial port devices and network servers to transmit data to each other
through a network.It is a LTE-FDD/WCDMA/GSM wireless communication data
transmission modem with diversity receiving function, supporting LTE-FDD, DC-
HSDPA, HSPA+, HSDPA, HSUPA, WCDMA, EDGE and GPRS network data
connections, through simple AT commands Settings, you can easily use this product to
achieve two-way data transparent transmission from serial to network.
This manual is a quick introduction to the modem E840-DTU(4G-02E). It is the
easiest hardware environment to test the network transmission, that is, to realize data
transmitted between the serial device (here, the computer) and the network server.
Features

Meet almost all M2M application demands;

Data transparent transmission, TCP, UDP network protocol, heartbeat packet, and registration package function
available;

Max serial port baud rate: 230400, two-way serial transmission between device and network server;

Serial port large cache and the serial port data can be cached locally before the server is established.
；

SMS sending and receiving, SMS remote query/configuration device parameters;

Multiple Socket links to send and receive at the same time;

Modbus RTU and Modbus TCP to automatically convert each other;

The maximum downlink rate is 150Mbps, and the maximum uplink rate is 50Mbps.

With MQTT protocol, the device can access Alibaba Cloud, oneNET, Baidu cloud, and other IoT platforms;

Network AT command available, which can be configured remotely through the network.