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USR-G786-G User Manual

Technical Support:

h.usriot.com

Jinan USR IOT Technology Limited

www.pusr.com

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G786-G supports FTP upgrade protocol, user's device can request files on FTP server by special protocol through
serial port. The file of the server can be split into small packets with a maximum size of 256 bytes for
transmission, which is convenient for customer device to upgrade or download large files remotely.
For details, please refer to "USR FTP Upgrade protocol".

6.6. Restore to Factory Default Settings

After power on, press the “Reload” button for 3~15S and release it to restore the device parameters to factory
default parameters.

6.7. Upgrade Firmware

6.7.1.Upgrade by Serial Port

In order to reduce the complexity of firmware upgrade, USR-G786-G has set up the firmware upgrade with serial
ports. As follows:

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Содержание USR-G786-G

Страница 1: ...USR G786 G User Manual Technical Support h usriot com Jinan USR IOT Technology Limited www pusr com USR G786 G User Manual version V1 0 4 ...

Страница 2: ...ion 11 3 1 Download the Utility 11 3 2 Configuration via PC 11 4 Serial Port 12 4 1 Basic Parameters 12 4 2 Framing mechanism 13 4 2 1 Time Trigger 13 4 2 2 Length trigger 13 4 2 3 Network Data Output Port 14 5 Selecting an Operating Mode 14 5 1 Net Transparent Mode 14 5 1 1 TCP Client Mode 15 5 1 2 TCP Server Mode 18 5 1 3 UDP Client Mode 19 5 2 HTTPD Client Mode 20 5 3 SMS Mode 23 6 General Func...

Страница 3: ...7 AT CMDPW 48 7 2 8 AT STMSG 49 7 2 9 AT RSTIM 49 7 2 10 AT CSQ 49 7 2 11 AT SYSINFO 50 7 2 12 AT UCPIN 51 7 2 13 AT RELD 51 7 2 14 AT CLEAR 51 7 2 15 AT CFGTF 52 7 2 16 AT VER 52 7 2 17 AT SN 52 7 2 18 AT ICCID 52 7 2 19 AT IMEI 52 7 2 20 AT CIP 53 7 2 21 AT LBS 53 7 2 22 AT CCLK 53 7 2 23 AT PING 53 7 2 24 AT UART 54 8 8 data bits 54 1 1 stop bit 54 2 2 stop bits 54 7 2 25 AT CMDPT 54 7 2 26 AT ...

Страница 4: ... 2 39 AT REGEN 59 7 2 40 AT REGTP 59 7 2 41 AT REGDT 60 7 2 42 AT REGSND 60 7 2 43 AT HEARTEN 60 7 2 44 AT HEARTDT 61 7 2 45 AT HEARTSND 61 7 2 46 AT HEARTTM 61 7 2 47 AT HTPTP 62 7 2 48 AT HTPURL 62 7 2 49 AT HTPSV 62 7 2 50 AT HTPHD 63 7 2 51 AT HTPTO 63 7 2 52 AT HTPFLT 63 7 2 53 AT DSTNUM 64 7 2 54 AT SMSFLT 64 7 2 55 AT CISMSSEND 64 8 Contact Us 65 9 Disclaimer 65 10 Update History 65 ...

Страница 5: ...ces and the central control system to enable remote control of industrial field sites It supports TCP UDP HTTP protocol SMS work mode user defined identity and heartbeat packets 2 sockets connection underneath device FTP upgrade and remote self update G786 is ideal for M2M and IoT applications including distribution automation smart metering water wastewater heating street light monitoring and etc...

Страница 6: ...ware upgrade keep the firmware up to date Supports sending English SMS 2 Get Started 2 1 Specification Item Description Parameter Wireless module Standard FDD LTE TDD LTE UMTS GSM Frequency Band FDD LTE B1 B2 B3 B4 B5 B7 B8 B12 B13 B18 B19 B2 0 B25 B26 B28 TDD LTE B38 B39 B40 B41 WCDMA B1 B2 B4 B5 B6 B8 B19 GSM B2 B3 B5 B8 Transmitting Power TDD LTE 23dBm 2dB Power class 3 FDD LTE 23dBm 2dB Power ...

Страница 7: ... 4 Level 3 Anti reverse protection Power Input DC 9V 36V Consumption Working current 77mA 12V Peak current 165mA 12V RS485 Pull down resistance 2 2KΩ SIM card slot 1 8V 3V drawer type slot Antenna 1 x SMA Female interface Working Temperature 35 75 Storage Temperature 40 90 Ambient Humidity 5 95 non condensing Indicators Power Work Net LinkA Enclosure Metal casing Protection Rating IP30 Installatio...

Страница 8: ...USR G786 G User Manual Technical Support h usriot com Jinan USR IOT Technology Limited www pusr com 7 Remote firmware update Support 2 2 Hardware 2 2 1 Dimensions UNIT mm ...

Страница 9: ...r LED indicators on USR G786 G POWER WORK NET LINKA Status of the indicator is explained as follows Indicators Function Description POWER Power indicator Always on after power on WORK System status Blinking after system run NET Network status Always on after registering the network LINKA Socket A connection status Always on after socket A connection ...

Страница 10: ...echnology Limited www pusr com 9 2 3 Connecting Hardware 2 3 1 Hardware Preparation Open the packing box the following accessories will be found USR G786 G Sucker 4G antenna Power adapter optional Power cord Required additional testing tools RS232 serial to USB cable PC ...

Страница 11: ...een 2 3 3 Serial Connecting Remove the terminal from the device during installation loosen the locking screws on the terminal connect the corresponding wires to the terminal and tighten the screws RS232 When connecting to a RS232 serial device connect TX of RS232 interface of G786 G to RX of the serial device RX of G786 G to TX of the serial device GND to GND RS485 When connecting to a RS485 seria...

Страница 12: ...ation utility is shown below Setp1 Set the serial port parameters of the utility which must be the same with current parameters of serial port of G786 otherwise it cannot communicate with DTU Default settings of serial port of G786 115200 8 None 1 Step2 Select the work mode of DTU transparent mode Step3 Select a transparent transmission protocol Step4 If you want to change the serial port paramete...

Страница 13: ...e continuing Step6 Data display area displaying the data sent and received with time stamp when click the time option Step7 Data sending area enter the data and click Send 4 Serial Port 4 1 Basic Parameters Serial parameters of USR G786 G must be consistent with the parameters of the connected serial device Item Parameter Baud rate RS232 2400 4800 9600 14400 19200 28800 33600 38400 57600 115200 23...

Страница 14: ...kages The range of settable is 100ms 60000ms Factory default 100ms This parameter can be set by AT command AT UARTFT time 4 2 2 Length trigger When G786 G receives data from the UART it constantly checks the number of bytes received If the number of bytes received is equal to a certain length threshold a frame is considered to have ended otherwise the packaging time is waiting for the end This fra...

Страница 15: ...ons Command Descriptions AT CMDPT RS232 Data sent from network is output on 232 serial port AT CMDPT RS485 Data sent from network is output on 485 serial port AT CMDPT RSALL Data sent from network is output on 232 and 485 port Default In order to ensure the data output efficiency please select one serial port as the network data output port according to needs 5 Selecting an Operating Mode USR G786...

Страница 16: ...ta packets They only need to set simple parameters to realize the transparent transmission of data between serial devices and network servers G786 G supports 2 socket connections Socket A and Socket B which are independent of each other Only Socket A supports as TCP Client TCP Server and UDP Client Socket B only supports TCP Client and UDP Client It supports up to 3 TCP Clients when works as a TCP...

Страница 17: ...parameters and wait for obtaining all current parameters 4 In Choose Work Mode select Transparent Mode 5 Set IP Port to test usr cn and 2317 link type to TCPC TCP Client 6 Check More If using an APN card need to set the APN information 7 Set APN parameter CMNET 0 E g APN CMNET username empty password empty authentication method NONE 8 Click Save current parameters 9 Click the Restart button to res...

Страница 18: ...able socket A AT SOCKAEN ON 3 Set socket A to TCP Client AT SOCKA TCPC test usr cn 2317 4 Set APN E g APN is CMNET username is empty password is empty authentication method is NONE AT APN CMNET 0 5 Reboot AT Z 3 Test Connect the serial port of USR G786 G to the computer via a RS232 serial to USB cable send data from the setup software our test server will return the same data to serial port ...

Страница 19: ...oftware Device works as TCP Server and need to be filled in the IP and port of itself in IP Port 2 Set by AT command 1 Set the work mode to net transparent mode AT WKMOD NET 2 Enable socket A AT SOCKAEN ON 3 Set socket A as TCP Server local port 2317 IP has no reference meaning in Server AT SOCKA TCPS test usr cn 2317 4 Set APN E g APN CMNET username empty password empty authentication method NONE...

Страница 20: ...by AT command 1 Set the work mode to net transparent mode AT WKMOD NET 2 Enable socket A AT SOCKAEN ON 3 Set socket A as UDP Client port 2317 AT SOCKA UDPC test usr cn 2317 4 Set APN E g APN CMNET username empty password empty authentication method NONE AT APN CMNET 0 5 Reboot AT Z 3 Test Connect the serial port of USR G786 G to the computer via a serial to USB cable realize the data transmission ...

Страница 21: ... request data to the specified HTTP server through this module then the module receives data from HTTP server parses and sends data to the serial device User does not need to pay attention to the data conversion process between the serial data and the network data packet and can achieve the data request from the serial device to the HTTP server through simple parameter ...

Страница 22: ... device and click Open PC Serial 2 Click Enter Serial AT command mode and wait for the device to enter AT command mode 3 Click Query all parameters and wait for obtaining all current parameters 4 In Choose Work Mode column select HTTPD Client Mode 5 Set HTTPD Client mode parameters 6 Check More 7 If using an APN card need to set the APN information Set APN parameter CMNET 0 E g APN CMNET username ...

Страница 23: ...AT HTPURL 1 php 3F 4 Set the HTTP server address AT HTPSV test usr cn 80 5 Set HTTP request header AT HTPHD Connection close 0D 0A 6 Set HTTP over time AT HTPTO 10 7 Whether to filter HTTP header AT HTPFLT ON 8 Reboot AT Z 3 Test After the NET light is on send the data in the format of data After the data is sent successfully server will return the data ...

Страница 24: ...specified mobile phone to the serial device through settings Users do not need to pay attention to the data conversion process between serial port data and SMS They only need to set simple parameters to realize transparent data communication between mobile phones and serial port devices If the user s serial device is placed in a remote place G786 G can be used to check the running status of the de...

Страница 25: ...current parameters 4 In choose work Mode select SMS Mode 5 Set the destination phone number to 10086 6 If need to filter SMS from other mobile numbers enable Only receive SMS from source number 7 Click More 8 Set APN parameter CMNET 0 E g APN CMNET username empty password empty authentication method NONE 9 Click Save current parameters to set and save all parameters 10 Click Restart to restart the...

Страница 26: ...arget 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 3 Test When the NET light is on we can send and receive data in both directions via SMS with destination phone number ...

Страница 27: ...ord to obtain authorization for the server s functions Identity package can be sent when the module establishes a connection with the server or be added at the forefront of each data packet to form a data packet to be sent to the network Identity package data can be ICCID code IMEI code or User defined data ICCID Unique SIM identification code for applications based on SIM card identification IMEI...

Страница 28: ...n PC Serial 2 Click Enter Serial AT command mode and wait for the device to enter AT command mode 3 Click Query all parameters and wait for obtaining all current parameters 4 In Choose Work Mode select Transparent Mode 5 Set the parameter of SocketA 6 Enable identity package and set various parameters 7 Click More 8 Set APN parameters 9 Click Save current parameters to save all parameters 10 Resta...

Страница 29: ...REGDT Query setting user defined information 7777772E7573722E636E AT REGSND Query setting the sending mode of identity package DATA 1 Enable identity package function AT REGEN ON 2 Set the type to User defined data AT REGTP USER 3 Setup the contents AT REGDT 7777772E7573722E636E 4 Setup the sending mode AT REGSND DATA 5 Reboot AT Z 3 Test Connect the serial port of USR G786 G to the computer via a...

Страница 30: ... let the server know the online status of the module 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 1 Set by software 1 Open the dedicated setup software Set the...

Страница 31: ... 2 Set by AT command Command Function Default parameter AT HEARTEN Query Setting enable heartbeat package ON AT HEARTDT Query Setting heartbeat data 7777772E7573722E636E AT HEARTSND Query Setting heartbeat package sending mode NET AT HEARTTM Query Setting heartbeat package interval 30 1 Enable heartbeat function AT HEARTEN ON 2 Setup the contents of heartbeat data AT HEARTDT 7777772E7573722E636E 3...

Страница 32: ...and Command Function Default parameter AT LBS Query station positioning information Empty Note This function does not obtain positioning information directly E g latitude and longitude information but base station location information Users need to obtain direct positioning information through calculation on a third party platform Third party location information services are generally require cha...

Страница 33: ...ce transmits data through Modbus RTU protocol and the server communicates through Modbus TCP protocol user can enable Modbus function After this function is enabled G786 G converts the Modbus TCP protocol data sent by the server into Modbus RTU data and sends it to the terminal device and converts the Modbus RTU protocol data sent by the terminal device into Modbus TCP data and sends it to the ser...

Страница 34: ...ck Query all parameters waiting to get all current parameters 4 In Choose Work Mode check Transparent Mode 5 Set the parameters of Socket A 6 Click More 7 Check MODBUS Change 8 Set the APN parameters 9 Click Save current parameters to set and save all parameters 10 Click Restart to restart the module 2 Set by AT command Command Functions Default parameter AT MODBUSEN Query Setting whether to enabl...

Страница 35: ...bus protocol conversion AT MODBUSEN ON 5 Restart the module AT Z 3 Test Connect the serial port of USR G786 G to the computer via a serial to USB cable Modbus RTU data sent by the serial port is converted into MODBUS TCP data by G786 G and then sent to the network side Similarly G786 G converts the MODBUS TCP data on the network side into MODBUS RTU data and transmits it to the serial port 6 5 FTP...

Страница 36: ...256 bytes for transmission which is convenient for customer device to upgrade or download large files remotely For details please refer to USR FTP Upgrade protocol 6 6 Restore to Factory Default Settings After power on press the Reload button for 3 15S and release it to restore the device parameters to factory default parameters 6 7 Upgrade Firmware 6 7 1 Upgrade by Serial Port In order to reduce ...

Страница 37: ...iot com Jinan USR IOT Technology Limited www pusr com 36 1 Set baud rate to 115200 no check bit data bit 8 stop bit 1 open serial port click Load Fw and select the firmware to be upgraded 2 Follow the prompts and wait for the device to be upgraded ...

Страница 38: ...USR G786 G User Manual Technical Support h usriot com Jinan USR IOT Technology Limited www pusr com 37 3 Now the firmware is being downloaded waiting for the upgrade to complete ...

Страница 39: ...USR G786 G User Manual Technical Support h usriot com Jinan USR IOT Technology Limited www pusr com 38 4 Firmware update is completed and the device is restarted ...

Страница 40: ...oaded from the server for the upgrade if not the system will sleep and wait for the next round The polling time of Fota upgrade can be set through AT FOTATIME with a range of 10 65535s Set to 0 to close the upgrade request 7 AT Command Set 7 1 AT Command Examples When the device works in network transparent mode can switch to AT command mode by sending time specific data by serial port When the op...

Страница 41: ...ng the device will send an a to the serial device No data can be sent during a packaging cycle before sending When the serial device receives a a a must be sent to the device within 3 seconds After receiving a the device returns ok and enter temporary command mode After receiving ok the device has enter temporary command mode and now can send AT command to it Time sequence of switching from AT com...

Страница 42: ... password query setting command AT CMDPW We can check the current command password by setup software is www usr cn After the setting is completed restart the module and send www usr cn AT VER Note there is an Carriage Return at the end of the string from the serial port to the module After receiving the string module will return the response information ...

Страница 43: ...mand The difference is that network AT command is issued through the network which is used for remote inquiry or parameter modification by customer s server Customers can use the network AT command for batch parameter modification and query which is convenient for managing owned equipment For example query the firmware version and send www usr cn AT VER note there is an Carriage Return at the end ...

Страница 44: ...iage Return at the end of the string from the mobile phone to the module After receiving it the module will return the response information as shown in the figure below 7 1 4 Command Format AT command is query and reply command divided into query and reply two parts Query means that the device sends an AT command to G786 G and reply means that G786 G sends a reply to the device Note characters in ...

Страница 45: ... current parameters 2 AT CMD PARA CR Set this command s parameter 7 1 4 3 Reply format in command Note the response information of the command can be divided into two types echo and no echo Echo means to return the input content when the command is input and then make a response to the command No echo means no input is returned and only the command is responded to In the following instructions no ...

Страница 46: ... representing the ASCII code represented by an input hexadecimal code E g The hexadecimal encoding of 0x3F is expressed as 3F after escaping by this escape method Symbol Implication Escape characters Equal sign 3D Comma 2C Question mark 3F CR Enter key 0D LF Line break 0A 7 2 AT Command Set Figure 15 AT command error code Code Implication Err1 Does not conform to the AT commands format is not the ...

Страница 47: ...ime PING Query the network status Serial parameter commands UART Query set the parameters of serial ports CMDPT Query set network data output serial port UARTFT Query set serial port package time UARTFL Query set the serial port package length Network commands APN Query set APN information SOCKA Query set socket A parameter SOCKB Query set socket B parameter SOCKAEN Query setup whether to enable s...

Страница 48: ...TTP server address and port AT HTPHD Query set HTTP request header AT HTPTO Query set HTTP timeout AT HTPFLT Query set whether to filter HTTP header SMS commands DSTNUM Query set the target mobile phone number of SMS mode SMSFLT Query set whether to enable only receive SMS from source number CISMSSEND Send SMS 7 2 1 AT Function Test commands to test whether the current device is active Format Quer...

Страница 49: ...return to the previous working mode Format Perform specified function AT ENTM CR CR LF OK CR LF 7 2 6 AT WKMOD Function Query Setting module s work mode Format Query current parameter AT WKMOD CR or AT WKMOD CR CR LF WKMOD mode CR LF Setting AT WKMOD mode CR CR LF OK CR LF Parameter mode work mode including NET Network transparent mode HTTPD HTTPD Client mode SMS SMS mode Default in NET mode E g A...

Страница 50: ...ASCII of 1 20 bytes default is USR G786 E g AT STMSG www usr cn 7 2 9 AT RSTIM Function Query Setting module s automatic restart time Format Query current parameter AT RSTIM CR or AT RSTIM CR CR LF RSTIM time CR LF Setting AT RSTIM time CR CR LF OK CR LF Parameter Time s Range can be set from 60s to 60000s When the network does not respond to data longer than this time device will restart The defa...

Страница 51: ...ate current network status Figure 2 Sever status list Number Implication 0 No service 1 Restricted service 2 Network service 3 Restricted regional services 4 Power saving state srv_domain business domain Figure 3 Business domain list Number Implication 0 No service 1 Only CS service 2 Only PS service 3 PS CS service 4 CS PS is not registered and is in the search state roam_status Roaming state 0 N...

Страница 52: ... PS CS 240 ROMUIM version 255 UIM card not exist 7 2 12 AT UCPIN Function Query Setting PIN code Function Query Setting PIN code Format Query current parameter AT UCPIN CR or AT UCPIN CR CR LF UCPIN pin CR LF Setting AT UCPIN pin CR CR LF OK CR LF Parameter pin PIN code default is empty E g AT PIN 1234 7 2 13 AT RELD Function Restore to default settings and the device will restart Format Execute t...

Страница 53: ...or AT VER CR CR LF VER version CR LF Parameters version Firmware version 7 2 17 AT SN Function Query module s SN code Format Query current parameter AT SN CR or AT SN CR CR LF SN code CR LF Parameters code SN code 7 2 18 AT ICCID Function Query module s ICCID code Format Query current parameter AT ICCID CR or AT ICCID CR CR LF ICCID code CR LF CR LF Parameters code ICCID code 7 2 19 AT IMEI Functi...

Страница 54: ...CR LF Parameters lac LAC information Range 1 65535 cid CID information Range 2G 1 65535 3G 4G 1 268435455 E g AT LBS 7 2 22 AT CCLK Function Query current time Format Query AT CCLK CR CR LF CCLK lac cid CR LF Parameters data Data information time Time information E g AT CCLK 7 2 23 AT PING Function Query network continuity Format Query AT PING ip_address CR CR LF PING result ip_adress bytes time t...

Страница 55: ...time Unit ms avg The average response time Unit ms E g AT PING www baidu com 7 2 24 AT UART Function Query Setting serial port parameters Format AT UART CR or AT UART CR CR LF UART baud data bit stop bit parity CR LF Setting AT UART baud data bit stop bit parity CR CR LF OK CR LF Parameters Baud band rate 2400 4800 9600 14400 19200 28800 33600 38400 57600 115200 230400 460800 Default rate 115200 d...

Страница 56: ...tput port according to the actual application needs E g AT CMDPT RS232 7 2 26 AT UARTFT Function Query Setting serial port packaging interval Format AT UARTFT CR or AT UARTFT CR CR LF UARTFT time CR LF Setting AT UARTFT time CR CR LF OK CR LF Parameters time Packaging interval the range is 100 60000ms default is 100ms E g AT UARTFT 100 7 2 27 AT UARTFL Function Query Setting serial port packaging ...

Страница 57: ...T SOCKA CR or AT SOCKA CR CR LF SOCKA protocol address port CR LF Setting AT SOCKA protocol address port CR CR LF OK CR LF Parameters protocol Connection Type including TCPS TCP Server TCPC TCP Client UDPC UDP Client Default is TCPC address Server address This address can be a domain name or IP Default is test usr cn It is invalid under TCPS Can set any domain name or IP Cannot be empty port Serve...

Страница 58: ... or AT SOCKAEN CR CR LF SOCKAEN status CR LF Setting AT SOCKAEN status CR CR LF OK CR LF Parameters status whether to enable socket A including ON enable OFF disable 7 2 32 AT SOCKBEN Function Query Setting whether to enable socket B Format Query current parameter AT SOCKBEN CR or AT SOCKBEN CR CR LF SOCKBEN status CR LF Setting AT SOCKBEN status CR CR LF OK CR LF Parameters status whether to enab...

Страница 59: ...CR CR LF SOCKATO time CR LF Parameters time reconnect time time range is 1 100 s Default time is 5s E g AT SOCKATO 10 7 2 36 AT SOCKBTO Function Query Setting reconnect time of Socket B once timeout Format Query current parameter AT SOCKBTO CR or AT SOCKBTO CR CR LF SOCKBTO time CR LF Parameters time reconnect time time range is 1 100 s Default time is 5s 7 2 37 AT SOCKRSTIM Function Query Setting...

Страница 60: ...s including ON enable OFF disable Default is OFF 7 2 39 AT REGEN Function Query Setting whether to enable identity package Format Query current parameter AT REGEN CR or AT REGEN CR CR LF REGEN status CR LF Setting AT REGEN status CR CR LF OK CR LF Parameters status identity package status including ON open OFF close Default OFF 7 2 40 AT REGTP Function Query Setting identity package type Format Qu...

Страница 61: ...on of www usr cn Note The maximum bytes is the number of bytes after ASCII code is converted to a hexadecimal string E g AT REGDT 7777772E7573722E636E 7 2 42 AT REGSND Function Query Setting the sending mode of the identity package Format Query current parameter AT REGSND CR or AT REGSND CR CR LF REGSND type CR LF Setting AT REGSND type CR CR LF OK CR LF Parameters type Sending mode including LINK...

Страница 62: ...s default is 7777772E7573722E636E E g data is 7777772E7573722E636E in ASCII code is www usr cn Note The maximum length of 160 bytes is the number of bytes after ASCII code is converted to a hexadecimal string E g AT HEARTDT 7777772E7573722E636E 7 2 45 AT HEARTSND Function Query Setting the sending mode of heartbeat package Format Query current parameter AT HEARTSND CR or AT HEARTSND CR CR LF HEART...

Страница 63: ...ter AT HTPTP CR or AT HTPTP CR CR LF HTPTP type CR LF Setting AT HTPTP type CR CR LF OK CR LF Parameters type HTTP request type including GET POST Default is GET E g AT HTPTP POST 7 2 48 AT HTPURL Function Query Setting HTTP URL Format Query current parameter AT HTPURL CR or AT HTPURL CR CR LF HTPURL URL CR LF Setting AT HTPURL URL CR CR LF OK CR LF Parameters URL HTTP URL Maximum 100 bytes defaul...

Страница 64: ...t AT HTPHD CR or AT HTPHD CR CR LF HTPHD head CR LF Setting AT HTPHD head CR CR LF OK CR LF Parameters head HTTP request header range from 9 to 200 bytes must end with 0D 0A Default is Connection close 0D 0A please refer to the chapter of Special Symbol for the escaping rules E g AT HTPHD Connection close 0D 0A 7 2 51 AT HTPTO Function Query Setting HTTP request over time Format Query current para...

Страница 65: ...for SMS mode Format Query AT DSTNUM CR or AT DSTNUM CR CR LF DSTNUM number CR LF Setting AT DSTNUM number CR CR LF OK CR LF Parameters number SMS target phone number please add international number default number is 4000255652 up to 20 bytes E g AT DSTNUM 8618888888888 7 2 54 AT SMSFLT Function Query Setting whether to enable only receive SMS from source number Format Query AT SMSFLT CR or AT SMSF...

Страница 66: ...om Email sales usriot com Tel 86 531 88826739 9 Disclaimer This document provides the information of USR G786 G products it hasn t been granted any intellectual property license by forbidding speak or other ways either explicitly or implicitly Except the duty declared in sales terms and conditions we don t take any other responsibilities We don t warrant the products sales and use explicitly or im...

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