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MD-649 User Manual 

10 

 

 

Stability   

 

Host CPU: 32-bit ARM processor   

 

Built-in soft/hard watch dog   

 

Built-in TCP/IP protocol stack   

   

 

Data Center   

 

Support domain name   

 

Compatible with various data center software   

   

 

Configuration   

 

Configurable via serial port   

 

Configurable via hyper terminal with menus   

 

1.6.2

 

Indicator Light Description 

LED Indicator 
Light 

 

Color 

 

Status 

 

Description 

 

Online   

Green   

Always light   

Connected to data center   

Extinguished   

No connection to data center   

Flash quickly   

Connecting to data center   

Flash slowly   

Dialing     

Sending   

Red   

Flash   

Transferring data/Standby   

Turn off   

No data transfer   

 

Table 1-1: MD-649 indicator light description 

 

1.6.3

 

Serial Port Definition 

Type   

RS-232

 

RS-485

 

Pin   

2   

3   

5   

7   

8 

Definition   

TXD

(out)

   

RXD

(in)

 

GND

   

A

   

B

 

 

Table 1-2: MD-649 serial port pin definition 

 

Содержание MD-649 DTU

Страница 1: ...49 DTU User Manual eTung Technology Co Ltd 305 Gengfang Plaza Jia 13 Huayuan Road Haidian Dist Beijing TEL 4008 909 611 FAX 010 64857815 Website www etungtech com cn Copyright 2005 2016 ALL RIGHTS RESERVED ...

Страница 2: ... 7 Technical Advantages 11 1 8 Typical Usecases 12 2 Device Configurations 14 2 1 Configurations 14 2 1 1 Preparation 14 2 1 2 Configuring MD 649 14 2 2 Configuration Parameters 17 2 3 Restore to Default 21 2 4 Firmware Update 22 2 5 Remote Configurations 24 Appendix 1 Usecase of Point to Data Center Testing 33 Appendix 2 Usecase of Vircom Testing with eYun platform 38 Appendix 3 Building Data Cen...

Страница 3: ...and uplink speed can reach 50Mbps Compared with China Unicom s WCDMA 3G network downlink speed 14 4Mbps and uplink speed 5 76Mbps the speed of 4G network is 10 times higher than WCDMA 3G network Therefore MD 649 4G DTU is much suitable in occasions that have large quantity of data transfer or have high real time property MD 649 has built in industry level 4G module with data transfer more stable a...

Страница 4: ... such as reactive compensation distribution monitoring electric meter reading and lamp monitoring In water application industry MD 649 can play in wireless communication areas such as water meter reading water resource remote monitoring and water transportation network monitoring In environment protection area MD 649 can fully deserve 4G soldier in pollution online monitoring system such as Contin...

Страница 5: ...e view 1 Figure 1 2 MD 649 side view 2 Figure 1 3 MD 649 top view without shell Serial port RS232 485 Antenna pedestal DC power interface installation handle indicator light green red SIM card holder button used for ejecting the sim card holder installation handle ...

Страница 6: ...MD 649 User Manual 6 1 3 Standard Accessories Figure 1 4 4G all frequency antenna Figure 1 5 9 pin and 9 hole direct serial line ...

Страница 7: ...MD 649 User Manual 7 Figure 1 6 Power supply 1 4 Dimensions Figure 1 7 MD 649 dimension with shell ...

Страница 8: ... data center in MD 649 it dials in 4G wireless network to access the internet then it establishes connection to the preconfigured IP address and port i e mServer s listening port On the other hand the user software system connects to the mServer via virtual serial port thus implements the wireless and bi directional data communication between user device and user software system ...

Страница 9: ...DMA2000 1x EVDO BC0 GSM GPRS EDGE 900 1800 MHz Data interface RS232 485 Working current 125 mA 12V DC Standby current 90 mA 12V DC Temperature 40º C 85º C Humidity 95 40º C Dimensions 103x64x24mm excluding antenna and handle Communication Adjustable baud rate on data interface Support hard flow control on serial interface Support standard TCP IP protocol with both TCP and UDP Adjustable heart beat...

Страница 10: ...1 6 2 Indicator Light Description LED Indicator Light Color Status Description Online Green Always light Connected to data center Extinguished No connection to data center Flash quickly Connecting to data center Flash slowly Dialing Sending Red Flash Transferring data Standby Turn off No data transfer Table 1 1 MD 649 indicator light description 1 6 3 Serial Port Definition Type RS 232 RS 485 Pin ...

Страница 11: ...at both ends Support connecting to 4 data centers at the same time The serial port DB9 pins support RS232 and RS485 at the same time and the serial port type RS232 or RS485 can be configured via DTU configuration software or remote control Support sending SMS Support 4G and SMS as backup Support modifying DTU configurations via SMS Support modifying DTU configurations remotely at server side Suppo...

Страница 12: ...MD 649 User Manual 12 1 8 Typical Usecases Figure 1 10 MD 649 multiple points to data center Figure 1 11 MD 649 one point to multiple data centers ...

Страница 13: ...ser Manual 13 Figure 1 12 MD 649 implements point to point via terminal mapping within mServer serial to serial port Figure 1 13 MD 649 implements point to point with embedded data center serial to serial port ...

Страница 14: ... internet directly via NET 2 1 2 Configuring MD 649 Connect MD 649 with PC using 9 pin 9 hole serial line Attention although MD 649 serial port supports RS232 and RS485 at the same time when using DTU configuration software to configure it whether the serial port type is RS232 or RS485 the configuration software communicate with MD 649 as RS232 type Therefore although the serial port type is set t...

Страница 15: ... then the first item of the configuration menu appears 1 Data center domain or IP then input domain of the data center eyun etungtech com or press Enter to use the default value in the bracket The default value is eTung server domain please input your own domain or IP address if you have built your own server Press Enter then the second configuration item appears Data center port 8080 input mServe...

Страница 16: ... used configure the applied username in MD 649 If you have built your own server or you do not use eTung chuankoutong eYun version you do not need to configure this item Figure 2 3 Configuring username Click Enter repeatedly until the prompt Configuration complete appears then the configuration of MD 649 is complete ...

Страница 17: ...unit name of the configuration item some items have unit Optional values the contents within are the values that are allowed in this configuration item multiple optional values are separated with Default value i e the content within If you press Enter to skip this item configuration the default value will be used Attention In reality MD 639 connects user devices via serial port so serial port attr...

Страница 18: ...n version is used 4 APN name Configure wireless APN name normally it is not needed and default value is used but users with dedicated network adapter need to configure this item 5 Network Protocol UDP TCP TCP Configure data transport protocol either UDP or TCP 6 Connect mServer Y N Y Configure whether to connect mServer Y by default to connect mServer 7 Self define registration package when no mSe...

Страница 19: ...l automatically acquire DNS server from the operator network If DNS server need to be specified manually at most two DNS server IPs can be specified with colon as separator for example 8 8 8 8 9 9 9 9 11 Dialing account gprs Configure username normally it is not changed 12 Dialing password Configure password normally it is not changed 13 ID 113901234567 Configure device s ID normally it is not nee...

Страница 20: ...after power on and when data need to be sent from serial port it will be triggered to dial and connects data center and after online upon request if there is no data transfer in continuous 5 minutes it will disconnect Online upon request includes wakeup online functions that is when no data need to be sent from serial port and it does not connect after power on it can be triggered to dial and conn...

Страница 21: ...erial port when transferring data 22 Serial port type 232 485 232 Configure serial port type when transferring data 232 by default 23 Debugging mode Y N N Configure whether DTU is running in debugging mode It will output debugging information under debugging mode but DTU cannot transfer data in debugging mode Check signal quality Y N N Configure whether to check signal quality where DTU is located...

Страница 22: ...Tung for firmware software According to the description of Configuring MD 649 connect MD 649 with PC via 9 pin 9 hole serial line run MD 649 configuration executable and set the serial port used to update MD 649 Click Select file then select the file bin to update and click Open ...

Страница 23: ...t file to update Click Start Update then power on the device quickly within 30 seconds Figure 2 7 Firmware Update After update is complete the device will reboot automatically then in the user interface a prompt Update finished will appear ...

Страница 24: ...hin MD 649 the MD 649 must be offline because MD 649 can detect whether SMSs for configurations are received or not only when it is dialing and then updates its IP and port accordingly 2 Format of SMS configuration is 1234 IP domain port for example 1234 www chuankoutong com 8080 is semi colon in English 1234 is the initial password In order to change the password MD 649 must be connected to PC vi...

Страница 25: ...MD 649 must appear online in mServer 2 Methods Select the device in mServer right click it and select Remote Configuration at the left part of the dialog input the following command in Command List AT MSERVER IP PORT For example AT MSERVER eyun etungtech com 8080 After that click button Run if all operations are correct in the list of Response at the right part an OK will appear Then MD 649 will b...

Страница 26: ...ands In MD 649 2 8 8 and higher versions some parameters such as baud rate can also be configured remotely Details are described below 1 Support AT SERPORT baud rate data bit parity checking stopping bit flow control to change attributes of the serial port Details are ...

Страница 27: ...al to set DTU s heartbeat parameter the heart beat timeout is set automatically to 3 times of heart beat interval MD 649 2 8 8 and higher versions support the following list of AT commands 1 AT 2 AT MSERVER addr port Set address and port of the new data center 3 AT UPDATE url md5 Send command of firmware update 4 AT REBOOT Reboot 5 AT UPDATEALL url md5 Send command of firmware update and clean all...

Страница 28: ...ocation number and cell code 15 AT OPER Check operator s name 16 AT UPTIME Check device running time 17 AT SMSPING PN ASK DTU to send an SMS to PHONE_NUM with contents as DTU s IMEI 18 AT SMSZHUANFA txt info_src dest Ask DTU to send an SMS with content txt characters in English and digits only to info_src then forward the reply to dest MD 649 3 0 0 and higher version support the following addition...

Страница 29: ...SS FAIL It will not reply if the SMS has wrong format MD 649 3 0 2 and higher versions additionally support the following SMS configuration command 1234 AT command s There can be multiple AT commands the SMS password and AT command and AT commands are separated with semi colon If there are multiple AT commands and some AT command is regarded as error the following AT commands afterwards will not b...

Страница 30: ...account passwd dialling password the dialing account must be changed together with dialling password 3 AT DC addr port user mode Configure data center parameters with reply OK or ERROR addr data center address either IP or domain port data center port user username mode TCP or UDP 4 AT SVR type reg hb type connect mServer or not 0 do not connect mServer 1 connect mServer reg self defined registrat...

Страница 31: ...h reply OK or ERROR The reply OK does not mean update is complete but the command has been received and the update will start The device will download the firmware first and check MD5 and then perform update To check whether update is successful send AT INFO after 5 minutes and check whether the firmware version is changed 10 AT UPDATEALL url md5 Update firmware and restore to default settings wit...

Страница 32: ...MD 649 User Manual 32 OK IMEI version signal strength net mode ...

Страница 33: ...install and run mServer in a PC that can access internet In this usecase the PC accesses internet via leased line and domain is www chuankoutong com 2 Run mServer software and click button Server Configuration in the upper part of the user interface Figure Appendix 1 1 mServer server configuration 3 Based on the actual requirement set mServer listening port for MD 649 and communication protocol i ...

Страница 34: ...ening port and click OK Figure Appendix 1 2 Configuring mServer listening port Items description in System Settings DTU Connection Settings part used to set listening port and protocol that MD 649 connects to 1 Link Mode communication protocol used between MD 649 and mServer normally set ...

Страница 35: ...en set the number of DCC clients that can connect to mServer and the port used to connect to mServer This port is used to listen DCC s connection to mServer while the listening port in the description above is used to listen MD 649 s connection to mServer these two ports must not be the same 2 DCC Authentication Required checkbox Please check this item if authentication is required when DCC connec...

Страница 36: ...nter At this time in mServer the status of this device will show Online Figure Appendix 1 3 Device shown online in mServer mServer provides various kinds of interfaces that the user end program can connect to for example TCP port physical serial port and virtual serial port The mostly used interface is virtual serial port In mServer map MD 649 to virtual serial port then open this virtual serial p...

Страница 37: ...MD 649 User Manual 37 Figure Appendix 1 4 Map virtual serial port ...

Страница 38: ...o register a vircom eYun account Email address must be input correctly and after registration you will receive an email with a link in it and you can click the link to activate the account Figure Appendix 2 1 Apply eYun account Step 2 Login vircom and add terminal 1 Run vircom and click Settings then input the new applied username and password ...

Страница 39: ... based on its IMEI number then choose it and click button ADD DTU At this time the terminal will be shown in the terminal list Attention if the terminal is not shown in the terminal list that could be added you need to add the terminal manually based on the description of chapter 2 1 Configuring MD 649 to configure username on the terminal or you can contact eTung technical support to solve the pr...

Страница 40: ...igure Appendix 2 3 Add terminal Step 3 Set terminal s serial port properties and serial port type In vircom we can check and modify the terminal s serial port properties and serial port type By default the serial port type is ...

Страница 41: ...s shown in the popped up dialog we can change the value upon request and then click Set There is no need to reboot the terminal to apply the change it will be effective immediately Figure Appendix 2 4 Set DTU serial port type Similarly we can check and modify the terminal s serial port properties to be the same set on devices The procedure is shown below right click the terminal and choose Set DTU...

Страница 42: ... it will be effective immediately The properties that can be configured include baud rate data bits parity and stop bits Figure Appendix 2 5 Modify terminal s serial port properties Step 4 Map a virtual serial port on the terminal Find the device to be tested via IMEI and click Add Mapping to map this device to a virtual serial port Then open this virtual ...

Страница 43: ...MD 649 User Manual 43 serial port with relevant software to communicate with the devices that connect to MD 649 Figure Appendix 2 6 Map virtual serial port in vircom ...

Страница 44: ...s via dialing This IP address can be checked with system command ipconfig or by accessing http www ip138 com When accessing internet via ADSL the IP address is not always the same after PC reboot the IP address will probably change so it does not make sense to configure IP address in MD 649 in this case We recommend apply dynamic domain then configure the domain name in MD 649 Please access Oray h...

Страница 45: ...mic domain then configure the domain name in MD 649 Please access Oray http www oray cn or Gnway http www gnway com to check how to apply and use the dynamic domain name Configuring port in this case it is required to configure port mapping in the router to the PC port 9000 where mServer is running or address mapping to 192 168 1 10 so that MD 649 can access mServer If port mapping is made the por...

Страница 46: ... via private network LAN Configuring IP or domain in this case the data center IP address to be configured in MD 649 is the router s WAN IP address Configuring port in this case it is required to configure port mapping in the router to the PC port 9000 where mServer is running or address mapping to 192 168 1 10 so that MD 649 can access mServer If port mapping is made the port configured in MD 649...

Страница 47: ... Mode and SMS Format to send SMSs 3 AT EXITSMS r Exit SMS mode 4 AT SMS target number encoding format data length data r Send SMS refer Appendix 5 DTU SMS Mode and SMS Format for the format of the command 5 AT OPER r Query the operator 6 AT CSQ r Query strength of the signal it will return a value within 0 31 bigger value means better signal 7 AT IMEI r Query IMEI number 8 AT VER r Query version o...

Страница 48: ...arent mode Use case of AT commands at serial port configure DTU with customer s serial device Normally we use dtucfg software provided by eTung to configure DTU as described in 2 1 Configurations However if the customer s serial device connecting with DTU is programmable we can also use the AT commands described above then the device can send AT commands to configure DTU Below is a brief introduct...

Страница 49: ...rotocol UDP TCP TCP 6 Connect mServer Y N Y 7 Self defined registration packet without mServer N A 8 Self defined heartbeat packet without mServer N A 9 Serial output connection information N 10 DNS server N A 11 Dialup account gprs 12 Dialup password 13 ID 13901234567 14 Connection mode 1 Always online 2 Wakeup online 3 Online upon request 1 15 Serial Timeout 20 16 Password used to wakeup via SMS...

Страница 50: ...hinese cannot exceed 70 words AT commands must end with CR 0x0d expressed below as r 1 Enter exit SMS mode with AT commands 1 Send the AT command below on the serial port to enter SMS mode AT ENTERSMS r DTU will send the following reply r nOK r n 2 Send the AT command below on the serial port to exit SMS mode AT EXITSMS r DTU will send the following reply r nOK r n 2 Using AT command to send short...

Страница 51: ...es will be output via the serial port in the format below 1 Format for SMS messages received with ASCII encoding If the content of received SMSs is in ASCII format the output is in the following format r n SMSA phone number data length data r n Examples 1234 received from 13812345678 in ASCII format r n SMSA 13812345678 4 31323334 r n If the received SMS has more than one message the format is as ...

Страница 52: ... the received SMS has more than one message the format is as below r n SMSL identifier total sequence number phone number encoding format data length data r n The messages with the same identifier can be assembled into one long SMS For example a long SMS is received from 10001 with identifier 05000376 total 4 messages and below is the fourth message r n SMSL 05000376 4 4 10001 3 6 007600793002 ...

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