Cellular Modem USR-G771 Introduction of LTE CAT 1 cellular modem
Cellular Modem USR-G771 is an LTE CAT 1 cellular modem, which supports LTE and GSM, covers the mainstream frequency bands of European operators. It has perfect software function, supports TCP/UDP transparent transmission, SMS transmission, HTTPD Client mode, and AT command configuration. Also, it is simple to configure, has high reliability and built-in hardware watchdog, supports FOTA upgrading.
USR-G771 has wide-voltage power supply terminals and DC interfaces, standard RS232 and RS485 interfaces meets the needs of different application scenarios.
Features of Cellular Modem USR-G771
9-36V wide power supply range.
LTE Cat 1 & GSM with sim card.
Transparent transmission and AT command mode.
HTTP,MQTT,SMS.
SMS, NET, Serial AT command configuration.
FTP Upgrade and FOTA self upgrade.
Socket Distribution Protocol
Basic Function
USR-G771 quickly delivers the bi-directional transparent transmission of data at serial ports and networks.
Network Mode
Support European mainstream LTE frequency bands.
Provide wide coverage and high stability based on existing 4G operator networks.
Provide network access through a general 4G network adapter.
Support the GPRS network, and ensure the availability of communication.
Transparent Transmission mode
The serial device is connected with the network server through G771 to deliver bi-directional transparent transmission of data.
The product supports 4 socket links, and keeps these 4 links independent of each other.
Registration Package plus Heartbeat Package
A registration package is sent to a server to identify the device, and a heartbeat packet is sent to a server to judge the active state of the device.
A heartbeat packet is sent to a serial terminal to actively collect data.
Parameter Configuration
Support the parameter configuration of serial, network and SMT AT commands, and provide the configuration tool for the PC.
Remote FOTA Upgrade.
With the remote management platform, it can realize the automatic firmware upgrade. Have a small upgrade package of differential algorithm, and this can save upgrade traffic and time
Application
Agricultural IOT Environmental Monitoring
Transmission of Charging Pile Data Through Internet
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