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Last modified by Mengting Qiu on 2025/07/03 18:55
From version 104.5
edited by Xiaoling
on 2023/10/07 10:56
Change comment: There is no comment for this version
To version 100.4
edited by Xiaoling
on 2023/08/15 17:06
Change comment: There is no comment for this version

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16 16  
17 17  = 2. Attach Network =
18 18  
19 -== 2.1 General Configure to attach network ==
20 20  
21 -
22 22  To attache NB-IoT sensors to NB-IoT Network, You need to:
23 23  
24 24  1. Get a NB-IoT SIM card from Service Provider. (Not the same as the SIM card we use in mobile phone)
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43 43  
44 44  
45 45  
46 -== 2.2 Speed Up Network Attach time ==
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 -
58 58  = 3. Configure to connect to different servers =
59 59  
60 60  == 3.1 General UDP Connection ==
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118 118  
119 119  [[image:image-20230802112413-4.png]]
120 120  
121 -[[image:image-20230802112413-5.png||height="530" width="987"]]
107 +[[image:image-20230802112413-5.png]]
122 122  
123 123  (% 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.**
124 124  
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130 130  
131 131  [[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.
132 132  
133 -[[image:image-20230802112413-6.png||height="336" width="925"]]
119 +[[image:image-20230802112413-6.png]]
134 134  
135 135  [[image:image-20230802112413-7.png]]
136 136  
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175 175  
176 176  (% style="color:blue" %)**Result: **
177 177  
178 -[[image:image-20230802112413-11.png||height="539" width="901"]]
164 +[[image:image-20230802112413-11.png]]
179 179  
180 180  
181 181  === 3.3.3 Configure NB-IoT Sensor for connection ===
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202 202  ==== 3.3.3.2 Uplink Examples ====
203 203  
204 204  
205 -[[image:image-20230816201942-1.png]]
191 +For S31-NB
206 206  
207 207  For SE01-NB
208 208  
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233 233  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.
234 234  
235 235  
236 -[[image:image-20230802112413-12.png||height="504" width="1011"]]
222 +[[image:image-20230802112413-12.png]]
237 237  
238 -[[image:image-20230802112413-13.png||height="331" width="978"]]
224 +[[image:image-20230802112413-13.png]]
239 239  
240 240  
241 241  Below is the NB-IoT Product Table show the mapping.
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270 270  
271 271  
272 272  (% class="wikigeneratedid" %)
273 -As example for S31B-NB. there are two versions: **S31B-NB-1D and S31B-NB-GE.**
259 +As example for S31B-NB. there are two versions: S31B-NB-1D and S31B-NB-GE.
274 274  
275 275  * (% style="color:blue" %)**S31B-NB-1D**(%%): This version have pre-configure DataCake connection. User just need to Power on this device, it will auto connect send data to DataCake Server.
276 276  
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283 283  
284 284  (% style="color:blue" %)**Add Device**(%%) in DataCake.
285 285  
286 -[[image:image-20230808162301-1.png||height="473" width="994"]]
272 +[[image:image-20230808162301-1.png]]
287 287  
288 288  
289 289  [[image:image-20230808162342-2.png]]
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377 377  
378 378  * (% style="color:blue" %)**AT+SERVADDR=xx.xx.xx.xx,port   **(%%)** **~/~/  Set Server IP and  port
379 379  
380 -
381 -
382 382  == 3.6 ThingsBoard.Cloud (via MQTT) ==
383 383  
384 384  === 3.6.1 Configure ThingsBoard ===
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523 523  
524 524  * (% style="color:#037691" %)**AT+PWD=“Your device token”**
525 525  
526 -
527 -
528 528  === 3.7.2 Simulate with MQTT.fx ===
529 529  
530 530  
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1 -XWiki.Edwin
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1 -99.8 KB
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