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Content

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1		-(% style="text-align:center" %)
2		-[[image:image-20220613162008-1.png||height="579" width="379"]]
	1	+(% _mstvisible="2" style="text-align:center" %)
	2	+[[image:image-20220523115324-1.jpeg||_mstalt="469677" _mstvisible="4" height="317" width="317"]]
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	5	+(% _mstvisible="1" %)
	6	+(% _msthash="315237" _msttexthash="1697033" _mstvisible="3" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
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6	6
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	10	+
8	8	(% _mstvisible="1" %)
9	9	(% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
10	10
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74	74	* Tri-color LED to indicate working status
75	75	* Datalog feature
76	76
77		-
78	78	(% _mstvisible="1" %)
79	79	== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
80	80
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273	273	[[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
274	274
275	275
276		-
277	277	(% _mstvisible="1" %)
278	278	=== (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
279	279
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284	284	[[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
285	285
286	286
287		-
288	288	(% _mstvisible="1" %)
289	289	== (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
290	290
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363	363	* The 7th byte (EXT #): defines the external sensor model.
364	364	* The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
365	365
366		-
367	367	(% _mstvisible="1" %)
368	368	=== (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
369	369
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400	400	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
401	401	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
402	402
403		-
404	404	(% _mstvisible="1" %)
405	405	=== (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
406	406
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416	416	(% _mstvisible="1" %)
417	417	* Temperature:  (0xF5C6-65536)/100=-26.18℃
418	418
419		-
420	420	(% _mstvisible="1" %)
421	421	=== (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
422	422
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426	426	(% _mstvisible="1" %)
427	427	* Humidity:    0x025C/10=60.4%
428	428
429		-
430	430	(% _mstvisible="1" %)
431	431	=== (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
432	432
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594	594	* Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
595	595	* Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
596	596
597		-
598		-
599		-
600	600	(% _mstvisible="1" %)
601	601	== (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
602	602
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659	659	1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
660	660	1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
661	661
662		-
663		-
664		-
665		-
666	666	(% _mstvisible="1" %)
667	667	=== (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
668	668
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1140	1140	For each success downlink, the PURPLE LED will blink once
1141	1141	)))
1142	1142
	1132	+
1143	1143	(% _mstvisible="1" style="text-align: left;" %)
1144	1144	== (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1145	1145
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1382	1382	* 0xA800  **~-~->** AT+PID=0
1383	1383	* 0xA801     **~-~->** AT+PID=1
1384	1384
	1375	+
	1376	+
1385	1385	(% _mstvisible="1" style="text-align: left;" %)
1386	1386	== (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1387	1387
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1451	1451	(% _mstvisible="1" %)
1452	1452	* There is no downlink command to set to Sleep mode.
1453	1453
	1446	+
	1447	+
1454	1454	(% _mstvisible="1" %)
1455	1455	== (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1456	1456
...	...	@@ -1585,6 +1585,8 @@
1585	1585	(% _mstvisible="1" %)
1586	1586	* Example: 0xA301 ~/~/Same as AT+CLRDTA
1587	1587
	1582	+
	1583	+
1588	1588	(% _mstvisible="1" %)
1589	1589	== (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1590	1590
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1608	1608	(% _mstvisible="1" %)
1609	1609	* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1610	1610
	1607	+
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1611	1611	(% _mstvisible="1" %)
1612	1612	= (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1613	1613
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1968	1968	* [[Datasheet, Photos, Decoder, Firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor]]
1969	1969
1970	1970
1971		-
1972	1972	= 10. FCC Warning =
1973	1973
1974	1974	(% _mstvisible="1" %)

image-20220613162008-1.png

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1		-XWiki.Xiaoling

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1		-182.8 KB

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