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