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1		-XWiki.ting
	1	+XWiki.Edwin

Content

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634	634	[[image:image-20230807233631-2.png]]
635	635
636	636
637		-== 3.9 AWS Connection ==
638	638
639	639
640		-Users can refer to [[Dragino NB device connection to AWS platform instructions>>http://wiki.dragino.com/xwiki/bin/view/Dragino%20NB%20device%20connection%20to%20AWS%20platform%20instructions/#H1.LogintotheplatformandfindIoTcore]]
641		-
642		-
643		-
644		-
645	645	= 4. MQTT/UDP/TCP downlink =
646	646
647	647	== 4.1 MQTT (via MQTT.fx) ==
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791	791	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"]].
792	792
793	793
794		-== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.4 Why sometime the AT Command is slow in reponse?(%%) ==
	788	+== 6.4 Why sometime the AT Command is slow in reponse? ==
795	795
796	796
797	797	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.
798	798
799	799	[[image:image-20240226111928-1.png]]
800		-
801		-
802		-== (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.5 What is the Downlink Command by the NB device?(%%) ==
803		-
804		-(% data-sider-select-id="bb6e9353-0c3f-473c-938d-4b416c9a03e6" %)
805		-=== UDP: ===
806		-
807		-(% data-sider-select-id="14a4790e-7faa-4508-a4dd-7605a53f1cb3" %)
808		-Its downlink command is the same as the AT command, but brackets are required.
809		-Example:
810		-
811		-{AT+TDC=300}
812		-
813		-
814		-(% data-sider-select-id="90b80f1a-e924-4c8a-afc5-4429e019a657" %)
815		-=== MQTT: ===
816		-
817		-Json：
818		-
819		-The Json format in MQTT mode needs to be configured with all commands.
820		-If you have configurations that need to be changed, please change them in the template below.
821		-Template:
822		-
823		-{
824		-"AT+SERVADDR":"119.91.62.30,1882",
825		-"AT+CLIENT":"JwcXKjQBNhQ2JykDDAA5Ahs",
826		-"AT+UNAME":"usenamedragino",
827		-"AT+PWD":"passworddragino",
828		-"AT+PUBTOPIC":"123",
829		-"AT+SUBTOPIC":"321",
830		-"AT+TDC":"7200",
831		-"AT+INTMOD":"0",
832		-"AT+APN":"NULL",
833		-"AT+5VT":"0",
834		-"AT+PRO":"3,5",
835		-"AT+TR":"900",
836		-"AT+NOUD":"0",
837		-"AT+CSQTIME":"5",
838		-"AT+DNSTIMER":"0",
839		-"AT+TLSMOD":"0,0",
840		-"AT+MQOS":"0",
841		-"AT+TEMPALARM1":"0",
842		-"AT+TEMPALARM2":"10",
843		-"AT+TEMPALARM3":"0"
844		-}
845		-
846		-Hex：
847		-
848		-MQTT's hex format. Since many commands need to support strings, only a few commands are supported.
849		-
850		-The supported commands are consistent with LoRaWAN's hex commands.
851		-Please refer to the following link to obtain the hex format:
852		-
853		-[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
854		-
855		-