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USR-MB706 User Manual
Technical Support:
h.usriot.com
USR-MB706 User Manual
1
Jinan USR IOT Technology Limited
www.pusr.com

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Summary of Contents for USR IOT USR-MB706

  • Page 1 USR-MB706 User Manual Technical Support: h.usriot.com USR-MB706 User Manual Jinan USR IOT Technology Limited www.pusr.com...
  • Page 2: Table Of Contents

    4.1. Configuration via AT Commands ..........................25 4.2. Serial AT Commands ..............................26 4.3. Network AT Commands ..............................27 4.4. SMS AT Commands ..............................28 5. Contact us ....................................30 6. Disclaimer ....................................31 7. Revision History ..................................32 Jinan USR IOT Technology Limited www.pusr.com...
  • Page 3: Introduction

    1. Introduction 1.1. Overview USR-MB706 is a LTE Cat M serial modem which supports GNSS. It supports LTE Cat M1, LTE Cat NB2, and EDGE/GPRS compatible, covers global frequency bands. It has perfect software function, supports transparent transmission, HTTPD Client, SMS mode and AT command configuration. Also, it is simple to configure, has high reliability and built-in hardware watchdog, supports FOTA upgrading.
  • Page 4: Specification

    TX Power GSM850/EGSM900 33dBm±2dB DCS1800/PCS1900 30dBm±2dB Cat.M1 B1/2/3/4/5/8/12/13/18/19/20/25/26/27/28/66/85:-106dBm Cat.NB2 B1/2/3/4/5/8/12/13/18/20/25/28/66/71/85:-114dBm Rx Sensitivity GSM850/EGSM900 -107dBm DCS1800/PCS1900 -107dBm Operation Mode Transparent mode, HTTPD Client mode, SMS mode Configuration Command AT+Command Software Network Protocol TCP/UDP/DNS/FTP/HTTP/IPV4/IPV6 Number of Sockets Jinan USR IOT Technology Limited www.pusr.com...
  • Page 5: Features

    MB706 support CAT M1, cat NB2, EGPRS three network modes. After configuring the network modes, users do not need to care about the connection status between the device and base station, just need simple configuration to connect it to the network. Configure via Setup software: Jinan USR IOT Technology Limited www.pusr.com...
  • Page 6 AT+SOCKAEN=ON Enable Socket A AT+SOCKA=TCPC,test.usr.cn,2317 Set socket A to TCP Client AT+Z Restart the device Note: NWSCMOD parameters: 0: Auto 1: GPRS 2: CAT M1 & CAT NB2 3: CAT M1 4: CAT NB2 Jinan USR IOT Technology Limited www.pusr.com...
  • Page 7: Operation Mode

    Technical Support: h.usriot.com 2.2. Operation Mode USR-MB706 has three working modes: Transparent mode, HTTPD Client mode, SMS mode. 2.2.1. Transparent Mode In this mode, user's serial device can directly send data to the specified network server through MB706. Module can also receive data from the server and directly forward to the serial device.
  • Page 8 Configure via AT commands: Command Description +++a Enter serial AT command mode AT+WKMOD=NET Set to transparent mode AT+SOCKAEN=ON Enable socket A AT+SOCKA=TCPC,test.usr.cn,2317 Set the remote IP and port of socket A AT+Z Restart the device Jinan USR IOT Technology Limited www.pusr.com...
  • Page 9: Httpd Client Mode

    The module will filter out the received HTTP protocol header data by default, only output user data to the serial port. Customers can choose whether to filter HTTPD header data by AT command. Configure via setup software: Jinan USR IOT Technology Limited www.pusr.com...
  • Page 10 AT+HTPURL=/1.php[3F] Set HTTP request URL AT+HTPSV=test.usr.cn,80 Set HTTP server address and port AT+HTPHD=Connection: close[0D][0A] Set HTTP request header AT+HTPTO=10 Set HTTP request timeout AT+HTPFLT=ON Set whether to filter HTTP header AT+Z Restart the device Jinan USR IOT Technology Limited www.pusr.com...
  • Page 11: Sms Mode

    If the user's serial device is placed in a remote place, MB706 can be used to check the running status of the device or control the running parameters by sending and receiving SMS. Configure via setup software: Jinan USR IOT Technology Limited www.pusr.com...
  • Page 12 1. The destination phone number of SMS should be added with the international number. 2. When non-target mobile phone number filtering is enabled, the non-target mobile phone number can still query or set parameters. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 13: General Function

    IMEI: Unique identification code of the Internet module, which is mainly used in device identification, has nothing to do with SIM card. CLOUD: Cloud ID and password when connecting to PUSR Cloud. USER: User-defined data. Configure via setup software: Jinan USR IOT Technology Limited www.pusr.com...
  • Page 14: Heartbeat Package

    In the application of fixed query commands sent by the server to the device, in order to reduce communication traffic, user can choose to send heartbeat package (query commands) to the serial device instead of sending query commands from the server, so as to save traffic and respond faster. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 15: Base Station Geolocation

    Save the parameters and restart the device 2.3.3. Base Station Geolocation USR-MB706 supports LBS base station geolocation function, and can obtain general location of the device through the operator's network. Base station geolocation information is obtained through AT command, which can be used flexibly with serial AT and SMS AT command.
  • Page 16: Gnss

    Click the query to get the converted location information: 2.3.4. GNSS USR-MB706 supports multiple positioning modes, including GPS, beidou, glonass and galileo, the positioning data can be sent to the network server or serial port. Users can choose the positioning mode and the NMEA statement to be output.
  • Page 17 Except obtaining positioning data by periodic reporting, you can also query GPS data by using the GSGPLOC command. Note: When there is data sent in positioning mode, positioning will be stopped and continued after data transmission is completed. The longest continuous positioning time is 120s. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 18: Modbus Rtu To Modbus Tcp

    Modbus TCP protocol, users can enable Modbus function. After this function is enabled, USR-MB706 converts the Modbus TCP protocol data sent by the server to Modbus RTU data and sends it to the serial device, and converts the Modbus RTU protocol data sent by the serial device to Modbus TCP data and sends it to the server.
  • Page 19: Ftp Upgrading

    WORK System status. Flashes every 1s in normal operation, flashes every 500ms in positioning. Always on after registering to Network status. network. LINKA Socket A connection status Always on after socket A establishing connection. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 20: Hardware Reset

    2.3.9. Firmware Upgrading 2.3.9.1. Serial Upgrading USR-MB706 supports upgrading firmware via serial port. (1) Set the baud rate to 115200, data bit to 8, stop bit to 1, no parity. Open the serial port, click “Load Fw”, select the firmware to be upgraded.
  • Page 21 USR-MB706 User Manual Technical Support: h.usriot.com (2) Perform operations as prompted and wait for the upgrade. (3) Firmware is downloading. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 22 USR-MB706 User Manual Technical Support: h.usriot.com (4) Firmware update is completed and the device will restart. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 23: Serial Port

    Fota upgrade can be set via “AT+FOTATIME” with a range of 10~65535s. Set to 0 to close the upgrade request. 3. Serial Port 3.1. Basic Parameters Item Parameter RS232: 2400,4800,9600,14400,19200,28800, 33600,38400,57600,115200,230400 Baud rate RS485: 2400,4800,9600,14400,19200,28800, 33600,38400,57600,115200,230400 Data bits Stop bits Jinan USR IOT Technology Limited www.pusr.com...
  • Page 24: Frame Mechanism

    (Note: when using “command password +AT command” function, the package length must be larger than the “command password +AT command”, otherwise AT command is invalid) This parameter can be set by AT command, AT+UARTFL=<length>. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 25: Network Data Output Port

    When the operation is completed in "AT command mode", send specific commands to return to the previous working mode. LTE CAT M AT Commands Manual. For detailed AT commands, please refer to Jinan USR IOT Technology Limited www.pusr.com...
  • Page 26: Serial At Commands

    3. After the serial device receives "OK", it will return to previous working mode. 4.2. Serial AT Commands In transparent mode, we can directly send “Command prefix+AT command” to query and configure the parameters without changing to command mode. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 27: Network At Commands

    Network AT commands are used to query or configure the parameters from remote server, which is similar to serial AT commands. For example, we can send “www.usr.cn#AT+VER” to to query the firmware version from server side (there is a line feed after the command): Jinan USR IOT Technology Limited www.pusr.com...
  • Page 28: Sms At Commands

    SIM card in the device. For example, we can send “www.usr.cn#AT+VER” to the phone number of the device via SMS to query the firmware version, there is a line feed after the command. Jinan USR IOT Technology Limited www.pusr.com...
  • Page 29 USR-MB706 User Manual Technical Support: h.usriot.com Jinan USR IOT Technology Limited www.pusr.com...
  • Page 30: Contact Us

    Email : sales@usriot.com Tel : +86-531-88826739 Fax : +86-531-88826739-808 Address : Floor 12 and 13, CEIBS Alumni Industrial Building, No. 3 Road of Maolingshan, Lixia District, Jinan, Shandong, China Official website:https://pusr.com Official shop:https://shop.usriot.com http://h.usriot.com/ Technical support: Jinan USR IOT Technology Limited www.pusr.com...
  • Page 31: Disclaimer

    No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of USR IoT products. EXCEPT AS SET FORTH IN THE TERMS AND CONDITIONS AS SPECIFIED IN THE LICENSE AGREEMENT FOR THIS PRODUCT,...
  • Page 32: Revision History

    USR-MB706 User Manual Technical Support: h.usriot.com 7. Revision History Version Date Author Description 1.0.0 2022.04.13 Hongmin, Peng Initial Jinan USR IOT Technology Limited www.pusr.com...

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