Last modified by Mengting Qiu on 2025/07/03 18:55
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... ... @@ -16,7 +16,6 @@ 16 16 17 17 = 2. Attach Network = 18 18 19 -== 2.1 General Configure to attach network == 20 20 21 21 To attache NB-IoT sensors to NB-IoT Network, You need to: 22 22 ... ... @@ -40,20 +40,8 @@ 40 40 |(% style="width:117px" %)China Mobile|(% style="width:151px" %)No need configure|(% style="width:474px" %)China Mainland, HongKong|(% style="width:135px" %) 41 41 |(% style="width:117px" %)China Telecom|(% style="width:151px" %)ctnb|(% style="width:474px" %)China Mainland|(% style="width:135px" %) 42 42 43 -(% class="wikigeneratedid" %) 44 -== == 45 45 46 -== 2.2 Speed Up Network Attach time == 47 47 48 - 49 -BC660K-GL supports multi bands (% style="color:blue" %)**B1/B2/B3/B4/B5/B8/B12/B13/B14/B17/B18/B19/B20/B25/B28/B66/B70/B85. **(%%) It will search one by one and try to attach, this will take a lot of time and even cause attach fail. User can lock the band to specify band for its operator to make this faster. 50 - 51 -(% style="color:#037691" %)**AT+QBAND? ** (%%) ~/~/ Check what is the current used frequency band 52 - 53 -(% style="color:#037691" %)**AT+QBAND=1,4 ** (%%) ~/~/ Set to use 1 frequency band. Band4 54 - 55 -(% style="color:#037691" %)**AT+QBAND=2,8,20** (%%) ~/~/ Set to use 2 frequency bands. Band 8 and Band 20 56 - 57 57 = 3. Configure to connect to different servers = 58 58 59 59 == 3.1 General UDP Connection == ... ... @@ -117,7 +117,7 @@ 117 117 118 118 [[image:image-20230802112413-4.png]] 119 119 120 -[[image:image-20230802112413-5.png ||height="530" width="987"]]107 +[[image:image-20230802112413-5.png]] 121 121 122 122 (% style="color:red" %)**Notice: MQTT protocol has a much higher power consumption compare with UDP/CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.** 123 123 ... ... @@ -129,7 +129,7 @@ 129 129 130 130 [[ThingSpeak>>url:https://thingspeak.com/]] connection uses MQTT Connection. So we need to get MQTT Credentials first. You need to point MQTT Devices to ThingSpeak Channel as well. 131 131 132 -[[image:image-20230802112413-6.png ||height="336" width="925"]]119 +[[image:image-20230802112413-6.png]] 133 133 134 134 [[image:image-20230802112413-7.png]] 135 135 ... ... @@ -153,6 +153,8 @@ 153 153 154 154 * (% style="color:#037691" %)**Password:**(%%) <Your ThingSpeak MQTT Password> 155 155 143 + 144 + 156 156 ==== 3.3.2.2 Publish Data to ThingSpeak Channel ==== 157 157 158 158 ... ... @@ -172,7 +172,7 @@ 172 172 173 173 (% style="color:blue" %)**Result: ** 174 174 175 -[[image:image-20230802112413-11.png ||height="539" width="901"]]164 +[[image:image-20230802112413-11.png]] 176 176 177 177 178 178 === 3.3.3 Configure NB-IoT Sensor for connection === ... ... @@ -194,10 +194,13 @@ 194 194 195 195 * (% style="color:blue" %)**AT+SUBTOPIC=<YOUR_CHANNEL_ID>** 196 196 186 + 187 + 197 197 ==== 3.3.3.2 Uplink Examples ==== 198 198 199 -[[image:image-20230816201942-1.png]] 200 200 191 +For S31-NB 192 + 201 201 For SE01-NB 202 202 203 203 For DDS20-NB ... ... @@ -227,9 +227,9 @@ 227 227 When NB-IoT sensor upload to ThingSpeak. The payload already specify which fileds related to which sensor value. Use need to create fileds in Channels Settings. with name so to see the value correctly. 228 228 229 229 230 -[[image:image-20230802112413-12.png ||height="504" width="1011"]]222 +[[image:image-20230802112413-12.png]] 231 231 232 -[[image:image-20230802112413-13.png ||height="331" width="978"]]224 +[[image:image-20230802112413-13.png]] 233 233 234 234 235 235 Below is the NB-IoT Product Table show the mapping. ... ... @@ -254,6 +254,8 @@ 254 254 |(% colspan="1" style="background-color:#4f81bd; color:white; width:143px" %)SN50V3-NB mod5|(% colspan="1" style="width:103px" %)mod|(% colspan="1" style="width:102px" %)Battery|(% colspan="1" style="width:157px" %)RSSI|(% colspan="1" style="width:154px" %)DS18B20 Temp|(% colspan="1" style="width:153px" %)adc0|(% colspan="1" style="width:151px" %)exit_state/input PA4|(% colspan="1" style="width:160px" %)Weight|(% colspan="1" style="width:152px" %) |(% colspan="1" style="width:67px" %) |(% colspan="1" style="width:69px" %) 255 255 |(% colspan="1" style="background-color:#4f81bd; color:white; width:143px" %)SN50V3-NB mod6|(% colspan="1" style="width:103px" %)mod|(% colspan="1" style="width:102px" %)Battery|(% colspan="1" style="width:157px" %)RSSI|(% colspan="1" style="width:154px" %)count|(% colspan="1" style="width:153px" %) |(% colspan="1" style="width:151px" %) |(% colspan="1" style="width:160px" %) |(% colspan="1" style="width:152px" %) |(% colspan="1" style="width:67px" %) |(% colspan="1" style="width:69px" %) 256 256 249 + 250 + 257 257 == 3.4 [[Datacake>>https://datacake.co/]] == 258 258 259 259 ... ... @@ -268,12 +268,14 @@ 268 268 269 269 * (% style="color:blue" %)**S31B-NB-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. 270 270 265 + 266 + 271 271 === 3.4.1 Create device === 272 272 273 273 274 274 (% style="color:blue" %)**Add Device**(%%) in DataCake. 275 275 276 -[[image:image-20230808162301-1.png ||height="473" width="994"]]272 +[[image:image-20230808162301-1.png]] 277 277 278 278 279 279 [[image:image-20230808162342-2.png]] ... ... @@ -367,6 +367,8 @@ 367 367 368 368 * (% style="color:blue" %)**AT+SERVADDR=xx.xx.xx.xx,port **(%%)** **~/~/ Set Server IP and port 369 369 366 + 367 + 370 370 == 3.6 ThingsBoard.Cloud (via MQTT) == 371 371 372 372 === 3.6.1 Configure ThingsBoard === ... ... @@ -511,6 +511,8 @@ 511 511 512 512 * (% style="color:#037691" %)**AT+PWD=“Your device token”** 513 513 512 + 513 + 514 514 === 3.7.2 Simulate with MQTT.fx === 515 515 516 516
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