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 ... ... @@ -235,7 +235,7 @@ 235 235 236 236 * (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683** (%%) ~/~/ Set COAP server address and port 237 237 238 -* (% style="color:#037691" %)**AT+URI1=11," i"** (%%) ~/~/ Configure CoAP Message Options232 +* (% style="color:#037691" %)**AT+URI1=11,"I"** (%%) ~/~/ Configure CoAP Message Options 239 239 * (% style="color:#037691" %)**AT+URI2=11,"aaa05e26-4d6d-f01b-660e-1d8de4a3bfe1"** (%%) ~/~/ Configure CoAP Message Options 240 240 241 241 [[image:image-20240819103212-2.png]] ... ... @@ -309,6 +309,8 @@ 309 309 310 310 * (% style="color:#037691" %)**Password:**(%%) <Your ThingSpeak MQTT Password> 311 311 306 + 307 + 312 312 ==== 3.3.2.2 Publish Data to ThingSpeak Channel ==== 313 313 314 314 ... ... @@ -348,6 +348,8 @@ 348 348 349 349 * (% style="color:blue" %)**AT+SUBTOPIC=<YOUR_CHANNEL_ID>** 350 350 347 + 348 + 351 351 ==== 3.3.3.2 Uplink Examples ==== 352 352 353 353 ... ... @@ -419,6 +419,8 @@ 419 419 420 420 * (% 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. 421 421 420 + 421 + 422 422 === 3.4.1 For device Already has template === 423 423 424 424 ==== 3.4.1.1 Create Device ==== ... ... @@ -578,6 +578,8 @@ 578 578 * (% style="color:#037691" %)**AT+UNAME=<device name> or User Defined** 579 579 * (% style="color:#037691" %)**AT+PWD=“Your device token”** 580 580 581 + 582 + 581 581 == 3.6 ThingsBoard.Cloud (via MQTT) == 582 582 583 583 === 3.6.1 Configure ThingsBoard === ... ... @@ -716,6 +716,8 @@ 716 716 717 717 * (% style="color:#037691" %)**AT+PWD=“Your device token”** 718 718 721 + 722 + 719 719 === 3.7.2 Simulate with MQTT.fx === 720 720 721 721 ... ... @@ -842,30 +842,27 @@ 842 842 843 843 = 5. GPS positioning function = 844 844 845 -== 1. Turn on GPS function == 849 +=== 1. Turn on GPS function === 846 846 847 - 848 848 (% class="wikigeneratedid" %) 849 -AT+GPS=1 or 0 ~/~/ 852 +AT+GPS=1 or 0 ~/~/GPS function on or off 850 850 851 851 852 -== 2. 855 +=== 2.Extend the time to turn on GNSS === 853 853 857 +AT+GNSST=30 ~/~/GPS search for positioning information for 30 seconds 854 854 855 -AT+GNSST=30 ~/~/ GPS search for positioning information for 30 seconds 856 856 860 +=== 3.Get or set GPS positioning interval in units of hour === 857 857 858 -= =3.Getorset GPS positioningintervalinunits ofhour==862 +AT+GTDC=24 ~/~/The device will activate GPS positioning every 24 hours 859 859 860 860 861 - AT+GTDC=24~/~/Thedevice will activate GPS positioning every 24 hours865 += 5. FAQ = 862 862 867 +== 5.1 What is the usage of Multi Sampling and One Uplink? == 863 863 864 -= 6. FAQ = 865 865 866 -== 6.1 What is the usage of Multi Sampling and One Uplink? == 867 - 868 - 869 869 The NB series has the feature for Multi Sampling and one uplink. See one of them 870 870 871 871 [[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]] ... ... @@ -880,9 +880,11 @@ 880 880 1*. **AT+TDC=7200** ~/~/ Uplink every 2 hours. 881 881 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. 882 882 883 -== 6.2 Why the uplink JSON format is not standard? == 884 884 885 885 886 +== 5.2 Why the uplink JSON format is not standard? == 887 + 888 + 886 886 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. 887 887 888 888 The firmware version released after 2024, Mar will use change back to use Json format. Detail please check changelog. ... ... @@ -890,9 +890,9 @@ 890 890 [[image:image-20240820112848-57.png]] 891 891 892 892 893 -= 7. Trouble Shooting: =896 += 6. Trouble Shooting: = 894 894 895 -== 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. == 896 896 897 897 898 898 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. ... ... @@ -917,7 +917,7 @@ 917 917 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. 918 918 919 919 920 -== (% 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?(%%) == 921 921 922 922 923 923 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. ... ... @@ -925,7 +925,7 @@ 925 925 [[image:image-20240820113015-60.png]] 926 926 927 927 928 -== (% 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?(%%) == 929 929 930 930 (% data-sider-select-id="bb6e9353-0c3f-473c-938d-4b416c9a03e6" %) 931 931 === UDP: === ... ... @@ -979,7 +979,7 @@ 979 979 [[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/]] 980 980 981 981 982 -== 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? == 983 983 984 984 985 985 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. ... ... @@ -1003,7 +1003,7 @@ 1003 1003 [[image:image-20240827150121-5.png||height="476" width="680"]][[image:image-20240827145055-4.png||height="484" width="678"]] 1004 1004 1005 1005 1006 -== 7.5 GPS debugging ==1009 +== 6.5 GPS debugging == 1007 1007 1008 1008 1009 1009 Indoor GPS signal is very weak, **outdoor** positioning is generally recommended. ... ... @@ -1014,7 +1014,7 @@ 1014 1014 [[image:image-20240903104431-10.png||height="291" width="621"]] 1015 1015 1016 1016 1017 -=== 7.5.1 GPS commands ===1020 +=== 6.5.1 GPS commands === 1018 1018 1019 1019 1020 1020 The following are three related AT commands that introduce GPS functions. ... ... @@ -1066,7 +1066,7 @@ 1066 1066 Downlink Payload: **12 00 00 18 **~/~/ AT+GTDC=24 1067 1067 1068 1068 1069 -=== 7.5.2 GPS workflow ===1072 +=== 6.5.2 GPS workflow === 1070 1070 1071 1071 1072 1072 The whole working process after the GPS function is enabled((% style="color:#037691" %)**AT+GPS=1**(%%)) is as follows: ... ... @@ -1084,7 +1084,7 @@ 1084 1084 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. 1085 1085 1086 1086 1087 -=== 7.5.3 GPS debugging methods ===1090 +=== 6.5.3 GPS debugging methods === 1088 1088 1089 1089 1090 1090 In summary, we can deduce the methods of debugging GPS: