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Last modified by Mengting Qiu on 2025/07/03 18:55
From version 139.1
edited by Edwin Chen
on 2024/02/08 10:36
Change comment: There is no comment for this version
To version 145.2
edited by Xiaoling
on 2024/03/01 10:15
Change comment: There is no comment for this version

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1 -XWiki.Edwin
1 +XWiki.Xiaoling
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94 94  
95 95  * (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5601**  (%%) ~/~/  Set UDP server address and port
96 96  
97 -* (% style="color:#037691" %)**AT+CFM=1**    (%%) ~/~/  If the server does not respond, this command is unnecessary
98 -
99 99  [[image:image-20230802112413-2.png]]
100 100  
101 101  
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312 312  
313 313  ==== 3.4.2.1 Scan QR Code to get the device info ====
314 314  
313 +
315 315  Users can use their phones or computers to scan QR codes to obtain device data information.
316 316  
317 317  [[image:image-20230808170051-8.png||height="255" width="259"]]
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321 321  
322 322  ==== 3.4.2.2 Claim Device to User Account ====
323 323  
323 +
324 324  By Default, the device is registered in Dragino's DataCake Account. User can Claim it to his account.
325 325  
326 326  
327 -
328 328  === 3.4.3 Manual Add Decoder in DataCake ( don't use the template in DataCake) ===
329 329  
330 -**Step1:Add a device**
331 331  
330 +**Step1: Add a device**
331 +
332 332  [[image:image-20240129170024-1.png||height="330" width="900"]]
333 333  
334 -**Step2:Choose your device type,please select dragino NB-IOT device**
335 335  
335 +**Step2: Choose your device type,please select dragino NB-IOT device**
336 +
336 336  [[image:image-20240129170216-2.png||height="534" width="643"]]
337 337  
338 -**Step3:Choose to create a new device**
339 339  
340 +**Step3: Choose to create a new device**
341 +
340 340  [[image:image-20240129170539-3.png||height="459" width="646"]]
341 341  
342 -**Step4:Fill in the device ID of your NB device**
343 343  
345 +**Step4: Fill in the device ID of your NB device**
346 +
344 344  [[image:image-20240202111546-1.png||height="378" width="651"]]
345 345  
346 -**Step5:Please select your device plan according to your needs and complete the creation of the device**
347 347  
350 +**Step5: Please select your device plan according to your needs and complete the creation of the device**
351 +
348 348  [[image:image-20240129171236-6.png||height="450" width="648"]]
349 349  
350 -**Step6:Please add the decoder at the payload decoder of the device configuration.**
351 351  
355 +**Step6: Please add the decoder at the payload decoder of the device configuration.**
356 +
352 352  **Decoder location:**[[dragino-end-node-decoder/Datacake-Dragino_NB at main · dragino/dragino-end-node-decoder (github.com)>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Datacake-Dragino_NB]]
353 353  
354 354  [[image:image-20240129172056-7.png||height="457" width="816"]]
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355 355  
356 356  [[image:image-20240129173116-9.png||height="499" width="814"]]
357 357  
358 -**Step6:Add the output of the decoder as a field**
359 359  
364 +**Step7: Add the output of the decoder as a field**
365 +
360 360  [[image:image-20240129173541-10.png||height="592" width="968"]]
361 361  
362 -**Step7:Customize the dashboard and use fields as parameters of the dashboard**
363 363  
369 +**Step8: Customize the dashboard and use fields as parameters of the dashboard**
370 +
364 364  [[image:image-20240129174518-11.png||height="147" width="1042"]]
365 365  
366 366  [[image:image-20240129174657-12.png||height="538" width="916"]]
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370 370  
371 371  === 3.4.4 For device have not configured to connect to DataCake ===
372 372  
380 +
373 373  (% class="lead" %)
374 374  Use AT command for connecting to DataCake
375 375  
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631 631  
632 632  == 4.1 What is the usage of Multi Sampling and One Uplink? ==
633 633  
642 +
634 634  The NB series has the feature for Multi Sampling and one uplink. See one of them
635 635  
636 636  [[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]]
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645 645  1*. **AT+TDC=7200**  ~/~/ Uplink every 2 hours.
646 646  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.
647 647  
657 +
658 +
659 +== 4.2 Why the uplink JSON format is not standard? ==
660 +
661 +
662 +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.
663 +
664 +[[image:image-20240229233154-1.png]]
665 +
666 +
648 648  = 5. Trouble Shooting: =
649 649  
650 650  == 5.1 Checklist for debuging Network Connection issue. Signal Strenght:99 issue. ==
651 651  
671 +
652 652  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.
653 653  
654 654  If end device successfully attached NB-IoT Network, User can normally see the signal strengh as below (between 0~~31)
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675 675  
676 676  == 5.2 Issue: "NBIOT did not respond" ==
677 677  
698 +
678 678  (% class="box errormessage" %)
679 679  (((
680 680  11:24:22.397 [44596]NBIOT did not respond.
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702 702  
703 703  == 5.3 Issue: "Failed to readI MSI number" ==
704 704  
726 +
705 705  (% class="box errormessage" %)
706 706  (((
707 707  [18170]Failed to read IMSI:1umber.
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710 710  [29842lRestart the module...
711 711  )))
712 712  
713 -Make sure that the SIM card is insert in correct direction and device is power off/on during insert. Here is reference link: [[Insert SIM Card>>||anchor="H2.1GeneralConfiguretoattachnetwork"]]
735 +Make sure that the SIM card is insert in correct direction and device is power off/on during insert. Here is reference link: [[Insert SIM Card>>||anchor="H2.1GeneralConfiguretoattachnetwork"]].
736 +
737 +
738 +== 5.4 Why sometime the AT Command is slow in reponse? ==
739 +
740 +
741 +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.
742 +
743 +[[image:image-20240226111928-1.png]]
744 +
745 +
746 +
image-20240226111928-1.png
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