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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Edwin

Content

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1	1	(% style="text-align:center" %)
2		-[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
	2	+[[image:image-20220523115324-1.jpeg||height="317" width="317"]]
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5	5	**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
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10		-
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14	14	**Table of Contents：**
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16	16	{{toc/}}
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20		-= 1.Introduction =
21	21
	17	+= 1. Introduction =
	18	+
22	22	== 1.1 What is LHT65N Temperature & Humidity Sensor ==
23	23
24	24	(((
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137	137
138	138	[[image:image-20220515123819-1.png||height="379" width="317"]]
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140		-[[image:image-20220523153201-19.png||height="163" width="739"]]
	137	+[[image:image-20220523153201-19.png||height="180" width="818"]]
141	141
142	142	== 2.3 Example to join LoRaWAN network ==
143	143
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222	222	[[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
223	223	)))
224	224	)))|(% style="width:47px" %)(((
225		-[[Ext>>path:#Extension_Sensor]] #
	222	+[[Ext>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.5Ext23]] #
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227	227	[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
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404	404
405	405	== 2.6 Datalog Feature ==
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407		-This feature is always enabled. When user wants to retrieve the sensor value, he can send a poll command from the IoT platform to ask LHT65N to send the value in the required time slot.
	404	+Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
408	408
409		-=== 2.6.1 Unix TimeStamp ===
	406	+=== 2.6.1 Ways to get datalog via LoRaWAN ===
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	408	+There are two methods:
	409	+
	410	+1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>PollSensorValue]].
	411	+1.
	412	+
	413	+=== 2.6.2 Unix TimeStamp ===
	414	+
411	411	LHT65N uses Unix TimeStamp format based on
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413	413	[[image:image-20220523001219-11.png||height="97" width="627"]]
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426	426	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
427	427
428		-=== 2.6.2 Set Device Time ===
	432	+=== 2.6.3 Set Device Time ===
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430	430	(((
431	431	There are two ways to set device’s time:
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459	459	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
460	460	)))
461	461
462		-=== 2.6.3 Poll sensor value ===
	466	+=== 2.6.4 Poll sensor value ===
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464	464	User can poll sensor value based on timestamps from the server. Below is the downlink command.
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470	470	)))
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473		-For example, downlink command **31 5FC5F350 5FC6 0160 05**
	477	+For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
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485		-=== 2.6.4 Datalog Uplink payload ===
	489	+=== 2.6.5 Datalog Uplink payload ===
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487	487	The Datalog poll reply uplink will use below payload format.
488	488