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Author

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1		-XWiki.Bei
	1	+XWiki.ting

Content

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40	40	|(% style="width:117px" %)**[[1NCE>>https://1nce.com]]**|(% style="width:151px" %)iot.1nce.net|(% style="width:474px" %)(((
41	41	**[[Coverage Reference Link>>https://1nce.com/en-ap/1nce-connect]]**
42	42
43		-Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Finland, Germany, Great Britain, Greece, Hungary, Ireland, Italy, Latvia, Malta, Netherlands, Norway, Puerto Rico, Russia, Slovak , Republic, Slovenia, Spain, Sweden, Switzerland, Taiwan, USA, UK, US Virgin Islands
44		-)))|(% style="width:135px" %)UK: Band20
	43	+Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Finland, Germany, Great Britain, Greece, Hungary, Ireland, Italy, Latvia, Malta, Netherlands, Norway, Puerto Rico, Russia, Slovak , Republic, Slovenia, Spain, Sweden, Switzerland, Taiwan, USA, US Virgin Islands
	44	+)))|(% style="width:135px" %)
45	45	|(% style="width:117px" %)China Mobile|(% style="width:151px" %)No need configure|(% style="width:474px" %)China Mainland, HongKong|(% style="width:135px" %)
46	46	|(% style="width:117px" %)China Telecom|(% style="width:151px" %)ctnb|(% style="width:474px" %)China Mainland|(% style="width:135px" %)
47	47
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642	642
643	643	Configure MQTT connections properly and send downlink commands to configure nodes through the Publish function of MQTT.fx//.//
644	644
645		-**1.** Configure node MQTT connection (via MQTT.fx):
	645	+**1.** **Configure node MQTT connection (via MQTT.fx):**
646	646
647	647	(% style="color:blue" %)**AT command:**
648	648
649		-* (% style="color:#037691" %)**AT+PRO=3,0 or 3,5 ** (%%)~/~/ hex format or json format
	649	+* (% style="color:#037691" %)**AT+PRO=3,0 or 3,5 ** (%%) **~/~/ hex format or json format**
650	650
651	651	* (% style="color:#037691" %)**AT+SUBTOPIC=User Defined**
652	652
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656	656
657	657	* (% style="color:#037691" %)**AT+PWD=<device name> or User Defined**
658	658
659		-* (% style="color:#037691" %)**AT+SERVADDR=8.217.91.207,1883 ** (%%) ~/~/ to set MQTT server address and port
	659	+* (% style="color:#037691" %)**AT+SERVADDR=8.217.91.207,1883 ** (%%) **~/~/ to set MQTT server address and port**
660	660
661	661	(% style="color:red" %)**Note: To uplink and downlink via MQTT.fx, we need set the publish topic and subscribe topic different, for example: AT+SUBTOPIC=SE01_SUB & AT+PUBTOPIC=SE01_PUB.**
662	662
663		-[[image:image-20240417180145-2.png||height="434" width="587"]][[image:image-20240417180737-3.png||height="431" width="584"]]
	663	+[[image:image-20240417180145-2.png||height="545" width="737"]]
664	664
	665	+[[image:image-20240417180737-3.png||height="544" width="738"]]
665	665
666		-**2. **When the node uplink packets, we can observe the data in MQTT.fx.
667	667
668		-[[image:image-20240418144337-1.png||height="709" width="802"]]
669	669
670		-**3. **The downlink command can be successfully sent only when the downlink port is open.
671	671
672		- The downlink port is opened for about 3 seconds after uplink packets are sent.
673	673
674		- Therefore, when we see the node uplink packets in the **Subscribe** window, we need to immediately switch to the **publish** window to publish the **hex format** command.
675	675
676		-[[image:image-20240418150435-3.png||height="582" width="659"]]
677		-
678		-[[image:image-20240418150932-4.png||height="492" width="1061"]]
679		-
680		-(% style="color:red" %)**Note: Users can edit the hex command in advance. When the node uplink, directly click the publish button several times to increase the success rate of command configuration.**
681		-
682		-
683		-
684		-
685		-
686		-
687		-
688	688	= 5. FAQ =
689	689
690	690	== 5.1 What is the usage of Multi Sampling and One Uplink? ==
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785	785	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"]].
786	786
787	787
788		-== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.4 Why sometime the AT Command is slow in reponse?(%%) ==
	772	+== 6.4 Why sometime the AT Command is slow in reponse? ==
789	789
790	790
791	791	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.
792	792
793	793	[[image:image-20240226111928-1.png]]
794		-
795		-
796		-== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.5 What is the Downlink Command by the NB device?(%%) ==
797		-
798		-
799		-NB devices use downlink commands in Json format.
800		-Its downlink command is the same as the AT command, but brackets are required.
801		-Example:
802		-
803		-{AT+TDC=300}
804		-
805		-

image-20240418150932-4.png

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1		-XWiki.ting

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