Changes for page General Manual for -CB , -CS models
Last modified by Mengting Qiu on 2025/03/08 11:35
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... ... @@ -8,7 +8,6 @@ 8 8 9 9 = 1. The use of this guideline = 10 10 11 - 12 12 This configure instruction is for Dragino NB-IoT models with -CB or -CS suffix, for example DDS75-CB. These models use the same NB-IoT Module **[[BG95-M2>>https://www.dropbox.com/sh/3ilyaswz4odgaru/AADR86cAgL9UGlmLuEH-UZgla?st=x1ry6v5j&dl=0]]** and has the same software structure. The have the same configure instruction to different IoT servers. Use can follow the instruction here to see how to configure to connect to those servers. 13 13 14 14 ... ... @@ -16,7 +16,6 @@ 16 16 17 17 == 2.1 General Configure to attach network == 18 18 19 - 20 20 To attache end nodes to NB-IoT or LTE-M Network, You need to: 21 21 22 22 1. Get a NB-IoT or LTE-M SIM card from Service Provider. (Not the same as the SIM card we use in mobile phone) ... ... @@ -28,7 +28,7 @@ 28 28 [[image:image-20240602220856-1.png]] 29 29 30 30 31 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/WebHome/image-20230808205045-1.png?width=438&height=293&rev=1.1||alt="image-20230808205045-1.png"]]29 +放一张如何插卡图片。 32 32 33 33 34 34 After doing above, the end nodes should be able to attach to NB-IoT network . ... ... @@ -55,7 +55,6 @@ 55 55 56 56 == 2.2 Speed Up Network Attach time == 57 57 58 - 59 59 **BG95-M2** supports multi bands (% style="color:blue" %)**in NB-IoT and LTE-M. **(%%) It will search one by one and try to attach, this will take a lot of time and even cause attach fail and show **Signal Strenght:99**. 60 60 61 61 **Note:**Before using the NB module command, users need to power on the NB module. Run the AT+QSW command to turn on and off the NB module.Remember to shut down after using the NB module command, otherwise it will consume power. ... ... @@ -74,7 +74,7 @@ 74 74 75 75 See bands used for different provider:** [[NB-IoT Deployment , Bands, Operator list>>http://wiki.dragino.com/xwiki/bin/view/Main/NB-IoT%20Deployment%20%2C%20Bands%2C%20Operator%20list/]]** 76 76 77 -=== **1. 74 +=== **1.Configure Frequency Band** === 78 78 79 79 AT+QCFG="band"[,<GSM_bandval>,<eMTC_bandval>,<NB-IoT_bandval>[,<effect>]] 80 80 ... ... @@ -144,7 +144,7 @@ 144 144 AT+QCFG="band",0xF,0x100002000000000f0e189f,0x10004200000000090e189f,1 145 145 146 146 147 -=== **2. 144 +=== **2.Configure search network sequence** === 148 148 149 149 AT+QCFG="nwscanseq",<scanseq>,1 150 150 ... ... @@ -157,9 +157,8 @@ 157 157 158 158 AT+QCFG="nwscanseq",02,1 ~/~/Priority search for eMTC 159 159 157 +=== **3.Configure Network Category to be Searched for under LTE RAT** === 160 160 161 -=== **3. Configure Network Category to be Searched for under LTE RAT** === 162 - 163 163 AT+QCFG="iotopmode",mode,1 164 164 165 165 0 eMTC ... ... @@ -166,9 +166,8 @@ 166 166 1 NB-IoT 167 167 2 eMTC and NB-IoT 168 168 165 +=== **4.AT command to set frequency band and network category** === 169 169 170 -=== **4. AT command to set frequency band and network category** === 171 - 172 172 AT+QBAND=0x100002000000000f0e189f,0x10004200000000090e189f ~/~/<eMTC_bandval>,<NB-IoT_bandval> 173 173 174 174 AT+IOTMOD=0 ~/~/ 0 eMTC 1 NB-IoT 2 eMTC and NB-IoT ... ... @@ -190,7 +190,6 @@ 190 190 191 191 == 3.1 General UDP Connection == 192 192 193 - 194 194 The NB-IoT Sensor can send packet to server use UDP protocol. 195 195 196 196 ... ... @@ -310,6 +310,7 @@ 310 310 * (% style="color:#037691" %)**Password:**(%%) <Your ThingSpeak MQTT Password> 311 311 312 312 307 + 313 313 ==== 3.3.2.2 Publish Data to ThingSpeak Channel ==== 314 314 315 315 ... ... @@ -350,6 +350,7 @@ 350 350 * (% style="color:blue" %)**AT+SUBTOPIC=<YOUR_CHANNEL_ID>** 351 351 352 352 348 + 353 353 ==== 3.3.3.2 Uplink Examples ==== 354 354 355 355 ... ... @@ -422,6 +422,7 @@ 422 422 * (% style="color:blue" %)**S31B-CB-GE**(%%): This verson doesn't have pre-configure Datacake connection. User need to enter the AT Commands to connect to Datacake. See below for instruction. 423 423 424 424 421 + 425 425 === 3.4.1 For device Already has template === 426 426 427 427 ==== 3.4.1.1 Create Device ==== ... ... @@ -582,6 +582,7 @@ 582 582 * (% style="color:#037691" %)**AT+PWD=“Your device token”** 583 583 584 584 582 + 585 585 == 3.6 ThingsBoard.Cloud (via MQTT) == 586 586 587 587 === 3.6.1 Configure ThingsBoard === ... ... @@ -721,6 +721,7 @@ 721 721 * (% style="color:#037691" %)**AT+PWD=“Your device token”** 722 722 723 723 722 + 724 724 === 3.7.2 Simulate with MQTT.fx === 725 725 726 726 ... ... @@ -847,30 +847,27 @@ 847 847 848 848 = 5. GPS positioning function = 849 849 850 -== 1. Turn on GPS function == 849 +=== 1. Turn on GPS function === 851 851 852 - 853 853 (% class="wikigeneratedid" %) 854 -AT+GPS=1 or 0 ~/~/ 852 +AT+GPS=1 or 0 ~/~/GPS function on or off 855 855 856 856 857 -== 2. 855 +=== 2.Extend the time to turn on GNSS === 858 858 857 +AT+GNSST=30 ~/~/GPS search for positioning information for 30 seconds 859 859 860 -AT+GNSST=30 ~/~/ GPS search for positioning information for 30 seconds 861 861 860 +=== 3.Get or set GPS positioning interval in units of hour === 862 862 863 -= =3.Getorset GPS positioningintervalinunits ofhour==862 +AT+GTDC=24 ~/~/The device will activate GPS positioning every 24 hours 864 864 865 865 866 - AT+GTDC=24~/~/Thedevice will activate GPS positioning every 24 hours865 += 5. FAQ = 867 867 867 +== 5.1 What is the usage of Multi Sampling and One Uplink? == 868 868 869 -= 6. FAQ = 870 870 871 -== 6.1 What is the usage of Multi Sampling and One Uplink? == 872 - 873 - 874 874 The NB series has the feature for Multi Sampling and one uplink. See one of them 875 875 876 876 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-NB_BN-IoT_Sensor_Node_User_Manual/#H2.5Multi-SamplingsandOneuplink>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-NB_BN-IoT_Sensor_Node_User_Manual/#H2.5Multi-SamplingsandOneuplink]] ... ... @@ -886,9 +886,10 @@ 886 886 1*. this will mean each uplink will actually include the 6 uplink data (24 set data which cover 12 hours). So if device doesn't lost 6 continue data. There will not data lost. 887 887 888 888 889 -== 6.2 Why the uplink JSON format is not standard? == 890 890 886 +== 5.2 Why the uplink JSON format is not standard? == 891 891 888 + 892 892 The json format in uplink packet is not standard Json format. Below is the example. This is to make the payload as short as possible, due to NB-IoT transmit limition, a standard Json is not able to include 32 sets of sensors data with timestamp. 893 893 894 894 The firmware version released after 2024, Mar will use change back to use Json format. Detail please check changelog. ... ... @@ -896,9 +896,9 @@ 896 896 [[image:image-20240820112848-57.png]] 897 897 898 898 899 -= 7. Trouble Shooting: =896 += 6. Trouble Shooting: = 900 900 901 -== 7.1 Checklist for debuging Network Connection issue. Signal Strenght:99 issue. ==898 +== 6.1 Checklist for debuging Network Connection issue. Signal Strenght:99 issue. == 902 902 903 903 904 904 There are many different providers provide NB-IoT service in the world. They might use different band, different APN & different operator configuration. Which makes connection to NB-IoT network is complicate. ... ... @@ -923,7 +923,7 @@ 923 923 If you have check all above and still fail. please send console log files (as many as possible) to [[support@dragino.com>>mailto:support@dragino.com]] so we can check. 924 924 925 925 926 -== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %) 7.2 Why sometime the AT Command is slow in reponse?(%%) ==923 +== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.2 Why sometime the AT Command is slow in reponse?(%%) == 927 927 928 928 929 929 When the MCU is communicating with the NB-IoT module, the MCU response of AT Command will become slower, it might takes several seconds to response. ... ... @@ -931,7 +931,7 @@ 931 931 [[image:image-20240820113015-60.png]] 932 932 933 933 934 -== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %) 7.3 What is the Downlink Command by the -CB device?(%%) ==931 +== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.3 What is the Downlink Command by the -CB device?(%%) == 935 935 936 936 (% data-sider-select-id="bb6e9353-0c3f-473c-938d-4b416c9a03e6" %) 937 937 === UDP: === ... ... @@ -985,7 +985,7 @@ 985 985 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]] 986 986 987 987 988 -== 7.4 What if the signal is good but the domain name resolution fails? ==985 +== 6.4 What if the signal is good but the domain name resolution fails? == 989 989 990 990 991 991 If the domain name resolution fails, first check whether the domain name is correct, users can use their own website domain name resolution tool to verify the domain name. ... ... @@ -1009,7 +1009,7 @@ 1009 1009 [[image:image-20240827150121-5.png||height="476" width="680"]][[image:image-20240827145055-4.png||height="484" width="678"]] 1010 1010 1011 1011 1012 -== 7.5 GPS debugging ==1009 +== 6.5 GPS debugging == 1013 1013 1014 1014 1015 1015 Indoor GPS signal is very weak, **outdoor** positioning is generally recommended. ... ... @@ -1020,7 +1020,7 @@ 1020 1020 [[image:image-20240903104431-10.png||height="291" width="621"]] 1021 1021 1022 1022 1023 -=== 7.5.1 GPS commands ===1020 +=== 6.5.1 GPS commands === 1024 1024 1025 1025 1026 1026 The following are three related AT commands that introduce GPS functions. ... ... @@ -1072,7 +1072,7 @@ 1072 1072 Downlink Payload: **12 00 00 18 **~/~/ AT+GTDC=24 1073 1073 1074 1074 1075 -=== 7.5.2 GPS workflow ===1072 +=== 6.5.2 GPS workflow === 1076 1076 1077 1077 1078 1078 The whole working process after the GPS function is enabled((% style="color:#037691" %)**AT+GPS=1**(%%)) is as follows: ... ... @@ -1090,7 +1090,7 @@ 1090 1090 Only when the node is activated or every (% style="color:#037691" %)**GTDC**(%%) time is reached, the node turns on the GNSS and we can observe the GPS search information through the serial assistant or Bluetooth tool. 1091 1091 1092 1092 1093 -=== 7.5.3 GPS debugging methods ===1090 +=== 6.5.3 GPS debugging methods === 1094 1094 1095 1095 1096 1096 In summary, we can deduce the methods of debugging GPS: