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Details

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Author

...	...	@@ -1,1 +1,1 @@
1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

...	...	@@ -1,46 +1,54 @@
1	1	(% style="text-align:center" %)
2		-[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
	2	+[[image:image-20220523115324-1.jpeg||_mstalt="469677" height="317" width="317"]]
3	3
4	4
5		-**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
	5	+(% _msthash="315237" _msttexthash="1697033" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6	6
7	7
8	8
9		-**Table of Contents：**
10	10
	10	+(% _msthash="315238" _msttexthash="18964465" %)**Table of Contents：**
	11	+
11	11	{{toc/}}
12	12
13	13
14	14
15		-= 1.Introduction =
16	16
17		-== 1.1 What is LHT65N Temperature & Humidity Sensor ==
	17	+= (% _msthash="277498" _msttexthash="253045" %)1. Introduction(%%) =
18	18
	19	+== (% _msthash="1532895" _msttexthash="1426958" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
	20	+
19	19	(((
	22	+(% _msthash="506051" _msttexthash="24333127" %)
20	20	The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor**(%%)**.**
21	21	)))
22	22
23	23	(((
	27	+(% _msthash="506052" _msttexthash="66005810" %)
24	24	The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
25	25	)))
26	26
27	27	(((
	32	+(% _msthash="506053" _msttexthash="4298047" %)
28	28	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
29	29	)))
30	30
31	31	(((
	37	+(% _msthash="506054" _msttexthash="6016374" %)
32	32	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
33	33	)))
34	34
35	35	(((
	42	+(% _msthash="506055" _msttexthash="17023136" %)
36	36	LHT65N supports (% style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
37	37	)))
38	38
39	39	(((
	47	+(% _msthash="506056" _msttexthash="5557097" %)
40	40	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
41	41	)))
42	42
43		-== 1.2 Features ==
	51	+== (% _msthash="182559" _msttexthash="163319" %)1.2 Features(%%) ==
44	44
45	45	* Wall mountable
46	46	* LoRaWAN v1.0.3 Class A protocol
...	...	@@ -54,73 +54,88 @@
54	54	* Tri-color LED to indicate working status
55	55	* Datalog feature
56	56
57		-== 1.3 Specification ==
	65	+== (% _msthash="323570" _msttexthash="297635" %)1.3 Specification(%%) ==
58	58
59	59	(((
60		-**Built-in Temperature Sensor:**
	68	+(% _msthash="506057" _msttexthash="671437" %)**Built-in Temperature Sensor:**
61	61	)))
62	62
63	63	* (((
	72	+(% _msthash="902993" _msttexthash="294424" %)
64	64	Resolution: 0.01 °C
65	65	)))
66	66	* (((
	76	+(% _msthash="902994" _msttexthash="690664" %)
67	67	Accuracy Tolerance : Typ ±0.3 °C
68	68	)))
69	69	* (((
	80	+(% _msthash="902995" _msttexthash="504647" %)
70	70	Long Term Drift: < 0.02 °C/yr
71	71	)))
72	72	* (((
	84	+(% _msthash="902996" _msttexthash="478257" %)
73	73	Operating Range: -40 ~~ 85 °C
74	74	)))
75	75
76	76	(((
77		-**Built-in Humidity Sensor:**
	89	+(% _msthash="506058" _msttexthash="544453" %)**Built-in Humidity Sensor:**
78	78	)))
79	79
80	80	* (((
	93	+(% _msthash="902997" _msttexthash="282438" %)
81	81	Resolution: 0.04 %RH
82	82	)))
83	83	* (((
	97	+(% _msthash="902998" _msttexthash="628771" %)
84	84	Accuracy Tolerance : Typ ±3 %RH
85	85	)))
86	86	* (((
	101	+(% _msthash="902999" _msttexthash="504647" %)
87	87	Long Term Drift: < 0.02 °C/yr
88	88	)))
89	89	* (((
	105	+(% _msthash="903000" _msttexthash="421291" %)
90	90	Operating Range: 0 ~~ 96 %RH
91	91	)))
92	92
93	93	(((
94		-**External Temperature Sensor:**
	110	+(% _msthash="506059" _msttexthash="680537" %)**External Temperature Sensor:**
95	95	)))
96	96
97	97	* (((
	114	+(% _msthash="903001" _msttexthash="332254" %)
98	98	Resolution: 0.0625 °C
99	99	)))
100	100	* (((
	118	+(% _msthash="903002" _msttexthash="782600" %)
101	101	±0.5°C accuracy from -10°C to +85°C
102	102	)))
103	103	* (((
	122	+(% _msthash="903003" _msttexthash="729482" %)
104	104	±2°C accuracy from -55°C to +125°C
105	105	)))
106	106	* (((
	126	+(% _msthash="903004" _msttexthash="592540" %)
107	107	Operating Range: -55 °C ~~ 125 °C
108	108	)))
109	109
110		-= 2. Connect LHT65N to IoT Server =
	130	+= (% _msthash="655759" _msttexthash="618618" %)2. Connect LHT65N to IoT Server(%%) =
111	111
112		-== 2.1 How does LHT65N work? ==
	132	+== (% _msthash="462371" _msttexthash="410332" %)2.1 How does LHT65N work?(%%) ==
113	113
114	114	(((
	135	+(% _msthash="506060" _msttexthash="28254538" %)
115	115	LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N.
116	116	)))
117	117
118	118	(((
	140	+(% _msthash="506061" _msttexthash="48200724" %)
119	119	If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
120	120	)))
121	121
122		-== 2.2 How to Activate LHT65N? ==
	144	+== (% _msthash="514384" _msttexthash="458666" %)2.2 How to Activate LHT65N?(%%) ==
123	123
	146	+(% _msthash="315239" _msttexthash="748241" %)
124	124	The LHT65N has two working modes:
125	125
126	126	* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
...	...	@@ -127,340 +127,368 @@
127	127	* **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode.
128	128
129	129	(((
	153	+(% _msthash="506062" _msttexthash="6036823" %)
130	130	The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
131	131	)))
132	132
133		-[[image:image-20220515123819-1.png||height="379" width="317"]]
	157	+[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
134	134
135		-(% border="1" style="background-color:#ffffcc; color:green; width:739px" %)
136		-|**Behavior on ACT**|**Function**|(% style="width:424px" %)**Action**
137		-|**Pressing ACT between 1s < time < 3s**|Test uplink status|(% style="width:424px" %)If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
138		-|**Pressing ACT for more than 3s**|Active Device|(% style="width:424px" %)green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
139		-|**Fast press ACT 5 times**|Deactivate Device|(% style="width:424px" %)red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
	159	+[[image:image-20220525110604-2.png||_mstalt="427531"]]
140	140
141		-== 2.3 Example to join LoRaWAN network ==
	161	+== (% _msthash="882726" _msttexthash="838526" %)2.3 Example to join LoRaWAN network(%%) ==
142	142
143		-(% class="wikigeneratedid" %)
	163	+(% _msthash="315240" _msttexthash="9205482" class="wikigeneratedid" %)
144	144	This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
145	145
146	146	(% class="wikigeneratedid" %)
147		-[[image:image-20220522232442-1.png||height="387" width="648"]]
	167	+[[image:image-20220522232442-1.png||_mstalt="427830" height="387" width="648"]]
148	148
	169	+(% _msthash="315241" _msttexthash="10802155" %)
149	149	Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
150	150
151	151
152		-=== 2.3.1 Step 1: Create Device n TTN ===
	173	+=== (% _msthash="670592" _msttexthash="634075" %)2.3.1 Step 1: Create Device n TTN(%%) ===
153	153
	175	+(% _msthash="315242" _msttexthash="1601782" %)
154	154	Create a device in TTN V3 with the OTAA keys from LHT65N.
155	155
	178	+(% _msthash="315243" _msttexthash="3694444" %)
156	156	Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
157	157
158		-[[image:image-20220522232812-2.png||height="219" width="279"]]
	181	+[[image:image-20220522232812-2.png||_mstalt="428467" height="219" width="279"]]
159	159
	183	+(% _msthash="315244" _msttexthash="3659149" %)
160	160	User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
161	161
	186	+(% _msthash="315245" _msttexthash="642889" %)
162	162	Add APP EUI in the application.
163	163
164		-[[image:image-20220522232916-3.png]]
	189	+[[image:image-20220522232916-3.png||_mstalt="430495"]]
165	165
166		-[[image:image-20220522232932-4.png]]
	191	+[[image:image-20220522232932-4.png||_mstalt="430157"]]
167	167
168		-[[image:image-20220522232954-5.png]]
	193	+[[image:image-20220522232954-5.png||_mstalt="431847"]]
169	169
	195	+(% _msthash="315246" _msttexthash="878800" %)
170	170	Note: LHT65N use same payload as LHT65.
171	171
172		-[[image:image-20220522233026-6.png]]
	198	+[[image:image-20220522233026-6.png||_mstalt="429403"]]
173	173
174	174
	201	+(% _msthash="315247" _msttexthash="595543" %)
175	175	Input APP EUI,  APP KEY and DEV EUI:
176	176
177		-[[image:image-20220522233118-7.png]]
	204	+[[image:image-20220522233118-7.png||_mstalt="430430"]]
178	178
179	179
180		-=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	207	+=== (% _msthash="3537456" _msttexthash="3448549" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
181	181
	209	+(% _msthash="315248" _msttexthash="14452321" %)
182	182	Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
183	183
184		-[[image:image-20220522233300-8.png||height="219" width="722"]]
	212	+[[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
185	185
186	186
187		-== 2.4 Uplink Payload ==
	215	+== (% _msthash="320879" _msttexthash="294970" %)2.4 Uplink Payload(%%) ==
188	188
	217	+(% _msthash="315249" _msttexthash="7722962" %)
189	189	The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
190	190
	220	+(% _msthash="315250" _msttexthash="1322711" %)
191	191	After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
192	192
193		-
194		-(% border="1" style="background-color:#ffffcc; color:green; width:428px" %)
195		-|(% style="width:106px" %)(((
196		-**Size(bytes)**
197		-)))|(% style="width:46px" %)(((
198		-**2**
199		-)))|(% style="width:104px" %)(((
200		-**2**
201		-)))|(% style="width:80px" %)(((
202		-**2**
	223	+(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
	224	+|(% style="width:97px" %)(((
	225	+(% _msthash="1817478" _msttexthash="161122" %)**Size(bytes)**
	226	+)))|(% style="width:39px" %)(((
	227	+(% _msthash="1817479" _msttexthash="4550" %)**2**
	228	+)))|(% style="width:100px" %)(((
	229	+(% _msthash="1817480" _msttexthash="4550" %)**2**
	230	+)))|(% style="width:77px" %)(((
	231	+(% _msthash="1817481" _msttexthash="4550" %)**2**
	232	+)))|(% style="width:47px" %)(((
	233	+(% _msthash="1817482" _msttexthash="4459" %)**1**
203	203	)))|(% style="width:51px" %)(((
204		-**1**
205		-)))|(% style="width:35px" %)(((
206		-**4**
	235	+(% _msthash="1817483" _msttexthash="4732" %)**4**
207	207	)))
208		-|(% style="width:106px" %)(((
209		-**Value**
210		-)))|(% style="width:46px" %)(((
211		-[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
212		-)))|(% style="width:104px" %)(((
	237	+|(% style="width:97px" %)(((
	238	+(% _msthash="1817484" _msttexthash="60203" %)**Value**
	239	+)))|(% style="width:39px" %)(((
	240	+[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594"]]
	241	+)))|(% style="width:100px" %)(((
213	213	(((
214		-[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
	243	+[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769"]]
215	215	)))
216		-
	245	+)))|(% style="width:77px" %)(((
217	217	(((
218		-[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
	247	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872"]]
219	219	)))
220		-)))|(% style="width:80px" %)(((
221		-(((
222		-[[Built-in>>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		-)))
224	224
225	225	(((
226		-[[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]]
	251	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429"]]
227	227	)))
	253	+)))|(% style="width:47px" %)(((
	254	+[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331"]] #
228	228	)))|(% style="width:51px" %)(((
229		-[[Ext>>path:#Extension_Sensor]] #
230		-)))|(% style="width:35px" %)(((
231		-[[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]]
	256	+[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545"]]
232	232	)))
233	233
234	234	* The First 6 bytes: has fix meanings for every LHT65N.
235	235	* The 7th byte (EXT #): defines the external sensor model.
236		-* The 8^^th^^ ~~ 11^^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.)
	261	+* The 8(% _msthash="734721" _msttexthash="21372" %)^^th^^(%%) ~~ 11(% _msthash="734864" _msttexthash="21372" %)^^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.)
237	237
238		-=== 2.4.1 Decoder in TTN V3 ===
	263	+=== (% _msthash="360269" _msttexthash="333762" %)2.4.1 Decoder in TTN V3(%%) ===
239	239
	265	+(% _msthash="315251" _msttexthash="9786491" %)
240	240	When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
241	241
	268	+(% _msthash="315252" _msttexthash="3928483" %)
242	242	Below is the position to put the decoder and LHT65N decoder can be download from here:
243	243
244		-[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
	271	+[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064"]]
245	245
246		-[[image:image-20220522234118-10.png||height="353" width="729"]]
	273	+[[image:image-20220522234118-10.png||_mstalt="451464" height="353" width="729"]]
247	247
248		-=== 2.4.2 BAT-Battery Info ===
	275	+=== (% _msthash="411411" _msttexthash="383656" %)2.4.2 BAT-Battery Info(%%) ===
249	249
	277	+(% _msthash="315254" _msttexthash="3122912" %)
250	250	These two bytes of BAT include the battery state and the actually voltage
251	251
252		-(% border="1" style="background-color:#ffffcc; color:green; width:502px" %)
253		-|(% style="width:75px" %)(((
254		-Bit(bit)
255		-)))|(% style="width:259px" %)(((
256		-[15:14]
257		-)))|(% style="width:164px" %)(((
258		-[13:0]
259		-)))
260		-|(% style="width:75px" %)(((
261		-Value
262		-)))|(% style="width:259px" %)(((
263		-(((
264		-BAT Status
265		-)))
	280	+[[image:image-20220523152839-18.png||_mstalt="457613"]]
266	266
267		-(((
268		-00(b): Ultra Low ( BAT <= 2.50v)
269		-)))
	282	+[[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
270	270
271		-(((
272		-01(b): Low  (2.50v <=BAT <= 2.55v)
273		-)))
274		-
275		-(((
276		-10(b): OK   (2.55v <= BAT <=2.65v)
277		-)))
278		-
279		-(((
280		-11(b): Good   (BAT >= 2.65v)
281		-)))
282		-)))|(% style="width:164px" %)(((
283		-Actually BAT voltage
284		-)))
285		-
286		-[[image:image-20220522235639-1.png||height="139" width="727"]]
287		-
	284	+(% _msthash="315255" _msttexthash="871611" %)
288	288	Check the battery voltage for LHT65N.
289	289
290	290	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
291	291	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
292	292
293		-=== 2.4.3 Built-in Temperature ===
	290	+=== (% _msthash="600769" _msttexthash="565838" %)2.4.3 Built-in Temperature(%%) ===
294	294
295		-[[image:image-20220522235639-2.png||height="138" width="722"]]
	292	+[[image:image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
296	296
297	297	* Temperature:  0x0ABB/100=27.47℃
298	298
299		-[[image:image-20220522235639-3.png]]
	296	+[[image:image-20220522235639-3.png||_mstalt="432120"]]
300	300
301	301	* Temperature:  (0xF5C6-65536)/100=-26.18℃
302	302
303		-=== 2.4.4 Built-in Humidity ===
	300	+=== (% _msthash="475891" _msttexthash="445120" %)2.4.4 Built-in Humidity(%%) ===
304	304
305		-[[image:image-20220522235639-4.png||height="138" width="722"]]
	302	+[[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
306	306
307	307	* Humidity:    0x025C/10=60.4%
308	308
309		-=== 2.4.5 Ext # ===
	306	+=== (% _msthash="116532" _msttexthash="87958" %)2.4.5 Ext #(%%) ===
310	310
	308	+(% _msthash="315256" _msttexthash="552240" %)
311	311	Bytes for External Sensor:
312	312
313		-(% border="1" style="background-color:#ffffcc; color:green; width:473px" %)
314		-|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type**
315		-|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor
316		-|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod
	311	+[[image:image-20220523152822-17.png||_mstalt="454545"]]
317	317
318		-=== 2.4.6 Ext value ===
	313	+=== (% _msthash="221429" _msttexthash="200655" %)2.4.6 Ext value(%%) ===
319	319
320		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	315	+==== (% _msthash="1005901" _msttexthash="877578" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
321	321
322		-[[image:image-20220522235639-5.png]]
	317	+[[image:image-20220522235639-5.png||_mstalt="432848"]]
323	323
324	324	* DS18B20 temp=0x0ADD/100=27.81℃
325	325
	321	+(% _msthash="315257" _msttexthash="1038479" %)
326	326	The last 2 bytes of data are meaningless
327	327
328		-[[image:image-20220522235639-6.png]]
	324	+[[image:image-20220522235639-6.png||_mstalt="433212"]]
329	329
330	330	* External temperature= (0xF54F-65536)/100=-27.37℃
331	331
332	332	(((
	329	+(% _msthash="506063" _msttexthash="1038479" %)
333	333	The last 2 bytes of data are meaningless
334	334	)))
335	335
336	336	(((
	334	+(% _msthash="506064" _msttexthash="21185632" %)
337	337	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
338	338	)))
339	339
340	340
341		-==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
	339	+==== (% _msthash="1389752" _msttexthash="1234766" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
342	342
	341	+(% _msthash="315258" _msttexthash="41539368" %)
343	343	Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
344	344
345		-(% border="1" style="background-color:#ffffcc; color:green; width:541px" %)
346		-|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:85px" %)**4**
347		-|(% style="width:96px" %)**Value**|(% style="width:71px" %)[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]|(% style="width:69px" %)(((
348		-[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
	344	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	345	+|(% style="width:96px" %)(((
	346	+(% _msthash="1817488" _msttexthash="161122" %)**Size(bytes)**
	347	+)))|(% style="width:71px" %)(((
	348	+(% _msthash="1817489" _msttexthash="4550" %)**2**
	349	+)))|(% style="width:99px" %)(((
	350	+(% _msthash="1817490" _msttexthash="4550" %)**2**
	351	+)))|(% style="width:132px" %)(((
	352	+(% _msthash="1817491" _msttexthash="4550" %)**2**
	353	+)))|(% style="width:54px" %)(((
	354	+(% _msthash="1817492" _msttexthash="4459" %)**1**
	355	+)))|(% style="width:64px" %)(((
	356	+(% _msthash="1817493" _msttexthash="4732" %)**4**
	357	+)))
	358	+|(% style="width:96px" %)(((
	359	+(% _msthash="1817494" _msttexthash="60203" %)**Value**
	360	+)))|(% style="width:71px" %)(((
	361	+[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517"]]
	362	+)))|(% style="width:99px" %)(((
	363	+(((
	364	+[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464"]]
	365	+)))
349	349
350		-[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
351		-)))|(% style="width:88px" %)(((
	367	+(((
	368	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041"]]
	369	+)))
	370	+)))|(% style="width:132px" %)(((
	371	+(((
	372	+(% _msthash="2224747" _msttexthash="136331" %)
352	352	BAT Status &
	374	+)))
353	353
354		-[[Built-in>>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]]
355		-
356		-[[Humidity>>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]]
357		-)))|(% style="width:69px" %)Status & Ext|(% style="width:85px" %)(((
358		-[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
	376	+(((
	377	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181"]]
359	359	)))
	379	+)))|(% style="width:54px" %)(((
	380	+(% _msthash="1817496" _msttexthash="147225" %)
	381	+Status & Ext
	382	+)))|(% style="width:64px" %)(((
	383	+(((
	384	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175"]]
	385	+)))
	386	+)))
360	360
361		-* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
	388	+* (% _msthash="504958" _msttexthash="857922" %)**Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
362	362
363	363	(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
364		-|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
365		-|(% style="width:65px" %)Value|(% style="width:267px" %)(((
	391	+|(% _msthash="1230918" _msttexthash="93158" style="width:65px" %)Bit(bit)|(% _msthash="1230919" _msttexthash="57954" style="width:267px" %)[15:14]|(% _msthash="1230920" _msttexthash="48022" style="width:134px" %)[11:0]
	392	+|(% _msthash="1230921" _msttexthash="60203" style="width:65px" %)Value|(% style="width:267px" %)(((
	393	+(% _msthash="1817497" _msttexthash="128427" %)
366	366	BAT Status
367	367
	396	+(% _msthash="1817498" _msttexthash="472784" %)
368	368	00(b): Ultra Low ( BAT <= 2.50v)
369	369
	399	+(% _msthash="1817499" _msttexthash="483678" %)
370	370	01(b): Low  (2.50v <=BAT <= 2.55v)
371	371
	402	+(% _msthash="1817500" _msttexthash="440791" %)
372	372	10(b): OK   (2.55v <= BAT <=2.65v)
373	373
	405	+(% _msthash="1817501" _msttexthash="334191" %)
374	374	11(b): Good   (BAT >= 2.65v)
375	375	)))|(% style="width:134px" %)(((
376		-[[Built-in 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]]
	408	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181"]]
377	377
378	378
379	379	)))
380	380
381		-* **Status & Ext Byte**
	413	+* (% _msthash="504959" _msttexthash="245037" %)**Status & Ext Byte**
382	382
383		-(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
384		-|(% style="width:109px" %)**Bits**|(% style="width:105px" %)**7**|(% style="width:105px" %)**6**|(% style="width:82px" %)**5**|(% style="width:84px" %)**4**|(% style="width:97px" %)**[3:0]**
385		-|(% style="width:109px" %)**Status & Ext**|(% style="width:105px" %)Not Defined|(% style="width:105px" %)Poll Message Flag|(% style="width:82px" %)Sync time OK|(% style="width:84px" %)Unix Time Request|(% style="width:97px" %)(((
386		-Ext:0b(1001)
387		-)))
	415	+[[image:image-20220523152434-16.png||_mstalt="453921"]]
388	388
389	389	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
390	390	* 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.
391	391	* 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)
392	392
393		-== 2.5 Show data on Datacake ==
	421	+== (% _msthash="487097" _msttexthash="454818" %)2.5 Show data on Datacake(%%) ==
394	394
	423	+(% _msthash="315259" _msttexthash="20933341" %)
395	395	Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
396	396
397	397	(((
	427	+(% _msthash="506065" _msttexthash="4753983" %)
398	398	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
399	399	)))
400	400
401	401	(((
	432	+(% _msthash="506066" _msttexthash="14696682" %)
402	402	**Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
403	403	)))
404	404
405	405	(((
	437	+(% _msthash="506067" _msttexthash="180297" %)
406	406	Add Datacake:
407	407	)))
408	408
409		-[[image:image-20220523000825-7.png||height="262" width="583"]]
	441	+[[image:image-20220523000825-7.png||_mstalt="429884" height="262" width="583"]]
410	410
411	411
	444	+(% _msthash="315260" _msttexthash="750178" %)
412	412	Select default key as Access Key:
413	413
414		-[[image:image-20220523000825-8.png||height="453" width="406"]]
	447	+[[image:image-20220523000825-8.png||_mstalt="430248" height="453" width="406"]]
415	415
	449	+(% _msthash="315261" _msttexthash="2134964" %)
416	416	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
417	417
418		-[[image:image-20220523000825-9.png||height="366" width="392"]]
	452	+[[image:image-20220523000825-9.png||_mstalt="430612" height="366" width="392"]]
419	419
420		-[[image:image-20220523000825-10.png||height="413" width="728"]]
	454	+[[image:image-20220523000825-10.png||_mstalt="450619" height="413" width="728"]]
421	421
422		-== 2.6 Datalog Feature ==
	456	+== (% _msthash="350454" _msttexthash="323544" %)2.6 Datalog Feature(%%) ==
423	423
424		-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.
	458	+(% _msthash="315262" _msttexthash="32283004" %)
	459	+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.
425	425
426		-=== 2.6.1 Unix TimeStamp ===
	461	+=== (% _msthash="886158" _msttexthash="842426" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
427	427
	463	+(% _msthash="315263" _msttexthash="409604" %)
	464	+There are two methods:
	465	+
	466	+1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
	467	+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.
	468	+
	469	+=== (% _msthash="369915" _msttexthash="342797" %)2.6.2 Unix TimeStamp(%%) ===
	470	+
	471	+(% _msthash="315264" _msttexthash="1182285" %)
428	428	LHT65N uses Unix TimeStamp format based on
429	429
430		-[[image:image-20220523001219-11.png||height="97" width="627"]]
	474	+[[image:image-20220523001219-11.png||_mstalt="450450" height="97" width="627"]]
431	431
432	432
433	433	(((
	478	+(% _msthash="506068" _msttexthash="2717234" %)
434	434	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
435	435	)))
436	436
437	437	(((
	483	+(% _msthash="506069" _msttexthash="709813" %)
438	438	Below is the converter example
439	439	)))
440	440
441		-[[image:image-20220523001219-12.png||height="298" width="720"]]
	487	+[[image:image-20220523001219-12.png||_mstalt="450827" height="298" width="720"]]
442	442
	489	+(% _msthash="315265" _msttexthash="15137317" %)
443	443	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
444	444
445		-=== 2.6.2 Set Device Time ===
	492	+=== (% _msthash="359294" _msttexthash="332748" %)2.6.3 Set Device Time(%%) ===
446	446
447	447	(((
	495	+(% _msthash="506070" _msttexthash="4521946" %)
448	448	There are two ways to set device’s time:
449	449	)))
450	450
451	451	(((
452		-**~1. Through LoRaWAN MAC Command (Default settings)**
	500	+(% _msthash="506071" _msttexthash="1498471" %)**1. Through LoRaWAN MAC Command (Default settings)**
453	453	)))
454	454
455	455	(((
	504	+(% _msthash="506072" _msttexthash="2126267" %)
456	456	User need to set SYNCMOD=1 to enable sync time via MAC command.
457	457	)))
458	458
459	459	(((
	509	+(% _msthash="506073" _msttexthash="54430324" %)
460	460	Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
461	461	)))
462	462
463	463	(((
	514	+(% _msthash="506074" _msttexthash="92531127" %)
464	464	Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
465	465	)))
466	466
...	...	@@ -469,574 +469,787 @@
469	469	)))
470	470
471	471	(((
472		-**2. Manually Set Time**
	523	+(% _msthash="506075" _msttexthash="329719" %)**2. Manually Set Time**
473	473	)))
474	474
475	475	(((
	527	+(% _msthash="506076" _msttexthash="7889297" %)
476	476	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
477	477	)))
478	478
479		-=== 2.6.3 Poll sensor value ===
	531	+=== (% _msthash="460759" _msttexthash="430001" %)2.6.4 Poll sensor value(%%) ===
480	480
	533	+(% _msthash="315266" _msttexthash="4955821" %)
481	481	User can poll sensor value based on timestamps from the server. Below is the downlink command.
482	482
	536	+[[image:image-20220523152302-15.png||_mstalt="451581"]]
483	483
484		-(% border="1" style="background-color:#ffffcc; color:green; width:427px" %)
485		-|(% style="width:61px" %)1byte|(% style="width:126px" %)4bytes|(% style="width:120px" %)4bytes|(% style="width:115px" %)1byte
486		-|(% style="width:61px" %)31|(% style="width:126px" %)Timestamp start|(% style="width:120px" %)Timestamp end|(% style="width:115px" %)Uplink Interval
487		-
488	488	(((
	539	+(% _msthash="506077" _msttexthash="14670916" %)
489	489	Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
490	490	)))
491	491
492	492	(((
493		-For example, downlink command **31 5FC5F350 5FC6 0160 05**
	544	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% style="display:none" %)
494	494	)))
495	495
496	496	(((
	548	+(% _msthash="506079" _msttexthash="6907459" %)
497	497	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
498	498	)))
499	499
500	500	(((
	553	+(% _msthash="506080" _msttexthash="23531573" %)
501	501	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
502	502	)))
503	503
504	504
505		-=== 2.6.4 Datalog Uplink payload ===
	558	+=== (% _msthash="650923" _msttexthash="614185" %)2.6.5 Datalog Uplink payload(%%) ===
506	506
	560	+(% _msthash="315267" _msttexthash="2245087" %)
507	507	The Datalog poll reply uplink will use below payload format.
508	508
	563	+(((
	564	+(% _msthash="506081" _msttexthash="451581" %)**Retrieval data payload**
	565	+)))
509	509
510		-Retrieval data payload
	567	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	568	+|(% style="width:93px" %)(((
	569	+(((
	570	+(% _msthash="2224750" _msttexthash="161122" %)**Size(bytes)**
	571	+)))
	572	+)))|(% style="width:71px" %)(((
	573	+(((
	574	+(% _msthash="2224751" _msttexthash="4550" %)**2**
	575	+)))
	576	+)))|(% style="width:102px" %)(((
	577	+(((
	578	+(% _msthash="2224752" _msttexthash="4550" %)**2**
	579	+)))
	580	+)))|(% style="width:86px" %)(((
	581	+(((
	582	+(% _msthash="2224753" _msttexthash="4550" %)**2**
	583	+)))
	584	+)))|(% style="width:86px" %)(((
	585	+(((
	586	+(% _msthash="2224754" _msttexthash="4459" %)**1**
	587	+)))
	588	+)))|(% style="width:48px" %)(((
	589	+(((
	590	+(% _msthash="2224755" _msttexthash="4732" %)**4**
	591	+)))
	592	+)))
	593	+|(% style="width:93px" %)(((
	594	+(((
	595	+(% _msthash="2224756" _msttexthash="60203" %)**Value**
	596	+)))
	597	+)))|(% style="width:71px" %)(((
	598	+(((
	599	+[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672"]]
	600	+)))
	601	+)))|(% style="width:102px" %)(((
	602	+(((
	603	+(((
	604	+[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065"]]
	605	+)))
	606	+)))
511	511
512		-(% border="1" %)
513		-|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
514		-|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
515		-[[Built-In>>path:#SHT20_Temperature]]
	608	+(((
	609	+(((
	610	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041"]]
	611	+)))
	612	+)))
	613	+)))|(% style="width:86px" %)(((
	614	+(((
	615	+(((
	616	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872"]]
	617	+)))
	618	+)))
516	516
517		-[[Temperature>>path:#SHT20_Temperature]]
518		-)))|(((
519		-[[Built-in>>path:#SHT20_Humidity]]
	620	+(((
	621	+(((
	622	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429"]]
	623	+)))
	624	+)))
	625	+)))|(% style="width:86px" %)(((
	626	+(((
	627	+(% _msthash="2224758" _msttexthash="390390" %)
	628	+Poll message flag & Ext
	629	+)))
	630	+)))|(% style="width:48px" %)(((
	631	+(((
	632	+(((
	633	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175"]]
	634	+)))
	635	+)))
520	520
521		-[[Humidity>>path:#SHT20_Humidity]]
522		-)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
523		-[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
524		-
	637	+(((
	638	+(((
525	525
526	526	)))
	641	+)))
	642	+)))
527	527
528		-Poll message flag & Ext
	644	+(% _msthash="315268" _msttexthash="390390" %)**Poll message flag & Ext**
529	529
	646	+[[image:image-20220523152208-14.png||_mstalt="452920"]]
530	530
531		-(% border="1" %)
532		-|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
533		-|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
534		-Ext:
	648	+(((
	649	+(((
	650	+(% _msthash="736723" _msttexthash="2005003" %)
	651	+Poll Message Flag: 1: This message is a poll message reply.
	652	+)))
	653	+)))
535	535
536		-0b(1001)
	655	+* (((
	656	+(((
	657	+(% _msthash="1197157" _msttexthash="561548" %)
	658	+Poll Message Flag is set to 1.
537	537	)))
	660	+)))
	661	+* (((
	662	+(((
	663	+(% _msthash="1197158" _msttexthash="9284964" %)
	664	+Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
	665	+)))
	666	+)))
538	538
539		-Poll Message Flag: 1: This message is a poll message reply.
540		-
541		-* Poll Message Flag is set to 1.
542		-* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
543		-
	668	+(((
	669	+(((
	670	+(% _msthash="736724" _msttexthash="2242344" %)
544	544	For example, in US915 band, the max payload for different DR is:
	672	+)))
	673	+)))
545	545
546		-a)      DR0: max is 11 bytes so one entry of data
	675	+(((
	676	+(((
	677	+(% _msthash="736725" _msttexthash="1065532" %)
	678	+a) DR0: max is 11 bytes so one entry of data
	679	+)))
	680	+)))
547	547
548		-b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
	682	+(((
	683	+(((
	684	+(% _msthash="736726" _msttexthash="3265665" %)
	685	+b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
	686	+)))
	687	+)))
549	549
550		-c)      DR2: total payload includes 11 entries of data
	689	+(((
	690	+(((
	691	+(% _msthash="736727" _msttexthash="1454115" %)
	692	+c) DR2: total payload includes 11 entries of data
	693	+)))
	694	+)))
551	551
552		-d)      DR3: total payload includes 22 entries of data.
	696	+(((
	697	+(((
	698	+(% _msthash="736728" _msttexthash="1483924" %)
	699	+d) DR3: total payload includes 22 entries of data.
	700	+)))
	701	+)))
553	553
	703	+(((
	704	+(((
	705	+(% _msthash="736729" _msttexthash="5848349" %)
554	554	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
	707	+)))
	708	+)))
555	555
556	556
557		-**Example:**
	711	+(% _msthash="315269" _msttexthash="104767" %)**Example:**
558	558
	713	+(% _msthash="315270" _msttexthash="913822" %)
559	559	If LHT65N has below data inside Flash:
560	560
561		-Flash Addr   |Unix Time | Ext | BAT voltage|  Value
	716	+[[image:image-20220523144455-1.png||_mstalt="430040" height="335" width="735"]]
562	562
563		-80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
	718	+(((
	719	+(% _msthash="506082" _msttexthash="1663961" %)
	720	+If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
	721	+)))
564	564
565		-80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
566		-
567		-8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
568		-
569		-8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
570		-
571		-8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
572		-
573		-8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
574		-
575		-8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
576		-
577		-8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
578		-
579		-
580		-If user sends below downlink command:
581		-
582		-3160065F9760066DA705
583		-
	723	+(((
	724	+(% _msthash="506083" _msttexthash="1092494" %)
584	584	Where : Start time: 60065F97 = time 21/1/19 04:27:03
	726	+)))
585	585
	728	+(((
	729	+(% _msthash="506084" _msttexthash="737269" %)
586	586	Stop time 60066DA7= time 21/1/19 05:27:03
	731	+)))
587	587
	733	+(((
	734	+
	735	+)))
588	588
	737	+(((
	738	+(% _msthash="506085" _msttexthash="751218" %)
589	589	LHT65N will uplink this payload.
	740	+)))
590	590
591		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	742	+[[image:image-20220523001219-13.png||_mstalt="451204" height="421" width="727"]]
592	592
	744	+(% _msthash="315271" _msttexthash="12012546" %)
593	593	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
594	594
595		-Where the first 11 bytes is for the first entry:
	747	+(% _msthash="315272" _msttexthash="95618250" %)
	748	+其中，前 11 个字节表示第一个条目：
596	596
	750	+(% _msthash="315273" _msttexthash="274846" %)
597	597	7FFF089801464160065F97
598	598
599		-Ext sensor data=0x7FFF/100=327.67
	753	+(% _msthash="315274" _msttexthash="23352186" %)
	754	+外部传感器数据=0x7FFF/100=327.67
600	600
601		-Temp=0x0898/100=22.00
	756	+(% _msthash="315275" _msttexthash="5286827" %)
	757	+温度=0x0898/100=22.00
602	602
603		-Hum=0x0146/10=32.6
	759	+(% _msthash="315276" _msttexthash="7131241" %)
	760	+嗡嗡声=0x0146/10=32.6
604	604
605		-poll message flag & Ext=0x41,means reply data,Ext=1
	762	+(% _msthash="315277" _msttexthash="118235416" %)
	763	+轮询消息标志 & Ext=0x41，表示回复数据，Ext=1
606	606
607		-Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
	765	+(% _msthash="315278" _msttexthash="95647201" %)
	766	+Unix 时间是 0x60065F97=1611030423s=21/1/19 04：27：03
608	608
609	609
610		-== 2.7 Alarm Mode ==
	769	+== (% _msthash="197717" _msttexthash="16752736" %)2.7 报警模式(%%) ==
611	611
612		-Alarm mode feature is added since firmware v1.5. When device is in Alarm mode, it will check the built-in sensor temperature in a short interval. If the temperature exceeds the pre-configure range, it will send an uplink immediately.
	771	+(% _msthash="315279" _msttexthash="614443986" %)
	772	+当设备处于报警模式时，它会在短时间内检查内置传感器温度。如果温度超过预配置范围，它将立即发送上行链路。
613	613
	774	+(((
	775	+(% _msthash="506086" _msttexthash="304704764" style="color:red" %)注意：报警模式会增加一点功耗，我们建议在启用此功能时延长正常读取时间。
	776	+)))
614	614
615		-Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
	778	+(% _msthash="315280" _msttexthash="38172992" %)**报警模式的 AT 命令：**
616	616
	780	+(% class="box infomessage" %)
	781	+(((
	782	+(% _istranslated="1" _mstmutation="1" %)**AT+WMOD=1**(%%)：启用/禁用报警模式。（0：禁用，1：启用）
617	617
618		-AT Commands for Alarm mode:
	784	+(% _msthash="506088" _msttexthash="258873758" %)
	785	+(% _istranslated="1" %)**AT+CITEMP=1**(%%)：检查警报温度的时间间隔。（单位：分钟）
619	619
620		-**AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
	787	+(% _msthash="506089" _msttexthash="154134227" %)
	788	+(% _istranslated="1" %)**AT+ARTEMP**(%%)： 获取或设置内部温度传感器报警范围
621	621
622		-**AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
	790	+(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%)：获取内部温度传感器报警范围(% style="display:none" %)
623	623
	792	+(% _msthash="506091" _msttexthash="225614246" %)
	793	+(% _istranslated="1" %)**AT+ARTEMP=45，105**(%%)：将内部温度传感器报警范围设置为 45 至 105。
	794	+)))
624	624
	796	+== ==
625	625
626		-== 2.8 LED Indicator ==
	798	+== (% _msthash="276471" _msttexthash="12239526" %)2.8 指示灯(%%) ==
627	627
628		-The LHT65N has a triple color LED which for easy shows different stage.
	800	+(((
	801	+(% _msthash="506092" _msttexthash="130028808" %)
	802	+LHT65N具有三色LED，可轻松显示不同的舞台。
	803	+)))
629	629
630		-While pressing ACT button, the LED will work as per LED status with ACT button.
	805	+(((
	806	+(% _msthash="506093" _msttexthash="151611343" %)
	807	+按下 ACT 按钮时，LED 将按照带有 ACT 按钮的 LED 状态工作。
	808	+)))
631	631
632		-In a normal working state:
	810	+(((
	811	+(% _msthash="506094" _msttexthash="33759063" %)
	812	+正常工作状态下：
	813	+)))
633	633
634		-* For each uplink, the BLUE LED or RED LED will blink once.
635		-* BLUE LED when an external sensor is connected
636		-* RED LED when an external sensor is not connected
637		-* For each success downlink, the PURPLE LED will blink once
	815	+* (((
	816	+(% _msthash="903005" _msttexthash="141916112" %)
	817	+对于每个上行链路，蓝色 LED 或红色 LED 将闪烁一次。
	818	+)))
	819	+* (((
	820	+(% _msthash="903006" _msttexthash="49182913" %)
	821	+连接外部传感器时的蓝色 LED
	822	+)))
	823	+* (((
	824	+(% _msthash="903007" _msttexthash="55309774" %)
	825	+未连接外部传感器时的红色 LED
	826	+)))
	827	+* (((
	828	+(% _msthash="903008" _msttexthash="126991982" %)
	829	+对于每个成功的下行链路，紫色 LED 将闪烁一次
	830	+)))
638	638
639	639	----
640	640
641		-== 2.9 Installation ==
	834	+== (% _msthash="298350" _msttexthash="8069152" %)2.9 安装(%%) ==
642	642
643		-[[image:image-20220516231650-1.png||height="436" width="428"]]
	836	+[[image:image-20220516231650-1.png||_mstalt="5390151" alt="图片-20220516231650-1.png" height="436" width="428"]]
644	644
645		-= 3. Sensors & Accessories =
	838	+= (% _msthash="528658" _msttexthash="22116432" %)3. 传感器和配件(%%) =
646	646
647		-== 3.1 E3 Temperature Probe ==
	840	+== (% _msthash="487110" _msttexthash="17620759" %)3.1 E3温度探头(%%) ==
648	648
649		-[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
	842	+[[image:image-20220515080154-4.png||_mstalt="5391243" alt="图片-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="5390346" alt="图片-20220515080330-5.png" height="201" width="195"]]
650	650
651	651
652		-With Temperature sensor with 2 meters cable long
	845	+(% _msthash="315354" _msttexthash="50315928" %)
	846	+带 2 米电缆长的温度传感器
653	653
654		-* Resolution: 0.0625 °C
655		-* ±0.5°C accuracy from -10°C to +85°C
656		-* ±2°C accuracy from -55°C to +125°C
657		-* Operating Range: -40 ~~ 125 °C
658		-* -55°C to 125°C
659		-* Working voltage 2.35v ~~ 5v
	848	+* 分辨率：0.0625°C
	849	+* -10°C 至 +85°C 范围内的 ±0.5°C 精度
	850	+* -55°C 至 +125°C 范围内的 ±2°C 精度
	851	+* 工作范围： -40 ~~ 125 °C
	852	+* -55°C 至 125°C
	853	+* 工作电压 2.35v ~~ 5v
660	660
661		-= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
	855	+= (% _msthash="1745419" _msttexthash="88144758" %)4. 通过 AT 命令或 LoRaWAN 下行链路配置 LHT65N(%%) =
662	662
	857	+(((
	858	+(% _msthash="506246" _msttexthash="2005926" %)
663	663	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
	860	+)))
664	664
665		-* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
666		-* LoRaWAN Downlink instruction for different platforms:
	862	+* (((
	863	+(% _msthash="903318" _msttexthash="635544" %)
	864	+AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	865	+)))
	866	+* (((
	867	+(% _msthash="903319" _msttexthash="2004301" %)
	868	+LoRaWAN Downlink instruction for different platforms:
	869	+)))
667	667
668		-[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server>>url:http://wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server]]
	871	+(((
	872	+[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server>>url:http://wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server||_msthash="506247" _msttexthash="3599349"]]
	873	+)))
669	669
	875	+(((
	876	+(% _msthash="506248" _msttexthash="2144051" %)
670	670	There are two kinds of commands to configure LHT65N, they are:
	878	+)))
671	671
672		-* **General Commands**.
	880	+(((
	881	+(% _msthash="506249" _msttexthash="317850" style="color:#4f81bd" %)* **General Commands**.
	882	+)))
673	673
	884	+(((
	885	+(% _msthash="506250" _msttexthash="774527" %)
674	674	These commands are to configure:
	887	+)))
675	675
676		-* General system settings like: uplink interval.
677		-* LoRaWAN protocol & radio-related commands.
	889	+* (((
	890	+(% _msthash="903320" _msttexthash="1503580" %)
	891	+General system settings like: uplink interval.
	892	+)))
	893	+* (((
	894	+(% _msthash="903321" _msttexthash="1244334" %)
	895	+LoRaWAN protocol & radio-related commands.
	896	+)))
678	678
	898	+(((
	899	+(% _msthash="506251" _msttexthash="8343023" %)
679	679	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	901	+)))
680	680
681		-[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
	903	+(((
	904	+[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command||_msthash="506252" _msttexthash="3434769"]]
	905	+)))
682	682
683		-* **Commands special design for LHT65N**
	907	+(((
	908	+(% style="color:#4f81bd" %)* (% _msthash="506253" _msttexthash="792038" %)**Commands special design for LHT65N**
	909	+)))
684	684
	911	+(((
	912	+(% _msthash="506254" _msttexthash="1501357" %)
685	685	These commands are only valid for LHT65N, as below:
	914	+)))
686	686
687		-== 4.1 Set Transmit Interval Time ==
	916	+== (% _msthash="708253" _msttexthash="668772" %)4.1 Set Transmit Interval Time(%%) ==
688	688
	918	+(% _msthash="315355" _msttexthash="1659268" %)
689	689	Feature: Change LoRaWAN End Node Transmit Interval.
690	690
691		-**AT Command: AT+TDC**
	921	+(% _msthash="315356" _msttexthash="241696" %)**AT Command: AT+TDC**
692	692
693		-(% border="1" %)
694		-|**Command Example**|**Function**|**Response**
695		-|AT+TDC?|Show current transmit Interval|(((
696		-30000
	923	+[[image:image-20220523150701-2.png||_mstalt="427453"]]
697	697
698		-OK
699		-
700		-the interval is 30000ms = 30s
	925	+(((
	926	+(% _msthash="506255" _msttexthash="381992" %)**Downlink Command: 0x01**
701	701	)))
702		-|AT+TDC=60000|Set Transmit Interval|(((
703		-OK
704	704
705		-Set transmit interval to 60000ms = 60 seconds
	929	+(((
	930	+(% _msthash="506256" _msttexthash="1996592" %)
	931	+Format: Command Code (0x01) followed by 3 bytes time value.
706	706	)))
707	707
708		-**Downlink Command: 0x01**
709		-
710		-Format: Command Code (0x01) followed by 3 bytes time value.
711		-
	934	+(((
	935	+(% _msthash="506257" _msttexthash="12934649" %)
712	712	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	937	+)))
713	713
714		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
715		-* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	939	+* (((
	940	+(% _msthash="903322" _msttexthash="3250546" %)
	941	+**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	942	+)))
	943	+* (((
	944	+(% _msthash="903323" _msttexthash="3253315" %)
	945	+**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	946	+)))
716	716
717		-== 4.2 Set External Sensor Mode ==
	948	+== (% _msthash="614770" _msttexthash="578240" %)4.2 Set External Sensor Mode(%%) ==
718	718
	950	+(% _msthash="315357" _msttexthash="975117" %)
719	719	Feature: Change External Sensor Mode.
720	720
721		-**AT Command: AT+EXT**
	953	+(% _msthash="315358" _msttexthash="248118" %)**AT Command: AT+EXT**
722	722
723		-(% border="1" %)
724		-|**Command Example**|**Function**|**Response**
725		-|AT+EXT?|Get current external sensor mode|(((
726		-1
	955	+[[image:image-20220523150759-3.png||_mstalt="432146"]]
727	727
728		-OK
729		-
730		-External Sensor mode =1
	957	+(((
	958	+(% _msthash="506258" _msttexthash="387855" %)**Downlink Command: 0xA2**
731	731	)))
732		-|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
733		-|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
734	734
735		-**Downlink Command: 0xA2**
736		-
	961	+(((
	962	+(% _msthash="506259" _msttexthash="395629" %)
737	737	Total bytes: 2 ~~ 5 bytes
	964	+)))
738	738
739		-Example:
	966	+(((
	967	+(% _msthash="506260" _msttexthash="104767" %)**Example:**
	968	+)))
740	740
741		-* 0xA201: Set external sensor type to E1
742		-* 0xA209: Same as AT+EXT=9
743		-* 0xA20702003c,Same as AT+SETCNT=60
	970	+* (((
	971	+(% _msthash="903324" _msttexthash="934973" %)
	972	+0xA201: Set external sensor type to E1
	973	+)))
	974	+* (((
	975	+(% _msthash="903325" _msttexthash="354770" %)
	976	+0xA209: Same as AT+EXT=9
	977	+)))
	978	+* (((
	979	+(% _msthash="903326" _msttexthash="639067" %)
	980	+0xA20702003c,Same as AT+SETCNT=60
	981	+)))
744	744
745		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	983	+== (% _msthash="1562483" _msttexthash="1445717" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
746	746
	985	+(% _msthash="315359" _msttexthash="2977572" %)
747	747	Feature: If PID is enabled, device will send the temperature probe ID on:
748	748
749	749	* First Packet after OTAA Join
750	750	* Every 24 hours since the first packet.
751	751
	991	+(% _msthash="315360" _msttexthash="658814" %)
752	752	PID is default set to disable (0)
753	753
	994	+(% _msthash="315361" _msttexthash="137488" %)**AT Command:**
754	754
755		-**AT Command:**
	996	+[[image:image-20220523150928-4.png||_mstalt="431821"]]
756	756
757		-(% border="1" %)
758		-|**Command Example**|**Function**|**Response**
759		-|AT+PID=1|Enable PID uplink|OK
	998	+(% _msthash="315362" _msttexthash="298038" %)**Downlink Command:**
760	760
761		-**Downlink Command:**
	1000	+* 0xA800  **~-~->** AT+PID=0
	1001	+* 0xA801     **~-~->** AT+PID=1
762	762
763		-* 0xA800     à AT+PID=0
764		-* 0xA801     à AT+PID=1
	1003	+== (% _msthash="266344" _msttexthash="242879" %)4.4 Set Password(%%) ==
765	765
766		-== 4.4 Set Password ==
767		-
	1005	+(% _msthash="315363" _msttexthash="1170728" %)
768	768	Feature: Set device password, max 9 digits
769	769
770		-**AT Command: AT+PWORD**
	1008	+(% _msthash="315364" _msttexthash="295009" %)**AT Command: AT+PWORD**
771	771
772		-(% border="1" %)
773		-|**Command Example**|**Function**|**Response**
774		-|AT+PWORD=?|Show password|(((
775		-123456
	1010	+[[image:image-20220523151052-5.png||_mstalt="428623"]]
776	776
777		-
778		-OK
	1012	+(((
	1013	+(% _msthash="506261" _msttexthash="298038" %)**Downlink Command:**
779	779	)))
780		-|AT+PWORD=999999|Set password|OK
781	781
782		-**Downlink Command:**
783		-
	1016	+(((
	1017	+(% _msthash="506262" _msttexthash="974311" %)
784	784	No downlink command for this feature.
	1019	+)))
785	785
786		-== 4.5 Quit AT Command ==
	1021	+== (% _msthash="306956" _msttexthash="281918" %)4.5 Quit AT Command(%%) ==
787	787
	1023	+(% _msthash="315365" _msttexthash="4616456" %)
788	788	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
789	789
790		-**AT Command: AT+DISAT**
	1026	+(% _msthash="315366" _msttexthash="289120" %)**AT Command: AT+DISAT**
791	791
792		-(% border="1" %)
793		-|**Command Example**|**Function**|**Response**
794		-|AT+DISAT|Quit AT Commands mode|OK
	1028	+[[image:image-20220523151132-6.png||_mstalt="428649"]]
795	795
796		-**Downlink Command:**
	1030	+(% _msthash="315367" _msttexthash="298038" %)**Downlink Command:**
797	797
	1032	+(% _msthash="315368" _msttexthash="974311" %)
798	798	No downlink command for this feature.
799	799
	1035	+== (% _msthash="362752" _msttexthash="334919" %)4.6 Set to sleep mode(%%) ==
800	800
801		-== 4.6 Set to sleep mode ==
802		-
	1037	+(% _msthash="315369" _msttexthash="779688" %)
803	803	Feature: Set device to sleep mode
804	804
805		-**AT Command: AT+SLEEP**
	1040	+(% _msthash="315370" _msttexthash="289783" %)**AT Command: AT+SLEEP**
806	806
807		-(% border="1" %)
808		-| | |
809		-|**Command Example**|**Function**|**Response**
810		-|AT+SLEEP|Set to sleep mode|(((
811		-Clear all stored sensor data…
	1042	+[[image:image-20220523151218-7.png||_mstalt="430703"]]
812	812
813		-OK
814		-)))
	1044	+(% _msthash="315371" _msttexthash="298038" %)**Downlink Command:**
815	815
816		-**Downlink Command:**
817		-
818	818	* There is no downlink command to set to Sleep mode.
819	819
820		-== 4.7 Set system time ==
	1048	+== (% _msthash="336557" _msttexthash="309712" %)4.7 Set system time(%%) ==
821	821
822		-Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
	1050	+(% _msthash="315372" _msttexthash="2565524" %)
	1051	+Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
823	823
824		-**AT Command:**
	1053	+(% _msthash="315373" _msttexthash="137488" %)**AT Command:**
825	825
826		-(% border="1" %)
827		-|**Command Example**|**Function**
828		-|AT+TIMESTAMP=1611104352|(((
829		-OK
	1055	+[[image:image-20220523151253-8.png||_mstalt="430677"]]
830	830
831		-Set System time to 2021-01-20 00:59:12
832		-)))
	1057	+(% _msthash="315374" _msttexthash="298038" %)**Downlink Command:**
833	833
834		-**Downlink Command:**
835		-
	1059	+(% _msthash="315375" _msttexthash="2898571" %)
836	836	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
837	837
838		-== 4.8 Set Time Sync Mode ==
	1062	+== (% _msthash="376779" _msttexthash="348712" %)4.8 Set Time Sync Mode(%%) ==
839	839
	1064	+(((
	1065	+(% _msthash="506263" _msttexthash="11748321" %)
840	840	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
	1067	+)))
841	841
	1069	+(((
	1070	+(% _msthash="506264" _msttexthash="6530264" %)
842	842	SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
	1072	+)))
843	843
	1074	+(((
	1075	+(% _msthash="506265" _msttexthash="137488" %)**AT Command:**
	1076	+)))
844	844
845		-**AT Command:**
	1078	+[[image:image-20220523151336-9.png||_mstalt="431717"]]
846	846
847		-|**Command Example**|**Function**
848		-|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
	1080	+(% _msthash="315376" _msttexthash="298038" %)**Downlink Command:**
849	849
850		-**Downlink Command:**
851		-
	1082	+(% _msthash="315377" _msttexthash="479648" %)
852	852	0x28 01 ~/~/ Same As AT+SYNCMOD=1
853	853
	1085	+(% _msthash="315378" _msttexthash="479076" %)
854	854	0x28 00 ~/~/ Same As AT+SYNCMOD=0
855	855
856		-== 4.9 Set Time Sync Interval ==
	1088	+== (% _msthash="536432" _msttexthash="502528" %)4.9 Set Time Sync Interval(%%) ==
857	857
	1090	+(% _msthash="315379" _msttexthash="3065777" %)
858	858	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
859	859
860		-**AT Command:**
	1093	+(% _msthash="315380" _msttexthash="137488" %)**AT Command:**
861	861
862		-(% border="1" %)
863		-|**Command Example**|**Function**
864		-|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
	1095	+[[image:image-20220523151411-10.png||_mstalt="449696"]]
865	865
866		-**Downlink Command:**
	1097	+(% _msthash="315381" _msttexthash="298038" %)**Downlink Command:**
867	867
	1099	+(% _msthash="315382" _msttexthash="590044" %)
868	868	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
869	869
870		-== 4.10 Print data entries base on page. ==
	1102	+== (% _msthash="927901" _msttexthash="882570" %)4.10 Print data entries base on page.(%%) ==
871	871
	1104	+(% _msthash="315383" _msttexthash="3233334" %)
872	872	Feature: Print the sector data from start page to stop page (max is 416 pages).
873	873
874		-**AT Command: AT+PDTA**
	1107	+(% _msthash="315384" _msttexthash="264953" %)**AT Command: AT+PDTA**
875	875
876		-(% border="1" %)
877		-|**Command Example**|**Response**
878		-|(((
879		-AT+PDTA=1,3
	1109	+[[image:image-20220523151450-11.png||_mstalt="451035"]]
880	880
	1111	+(% _msthash="315385" _msttexthash="298038" %)**Downlink Command:**
881	881
882		-
883		-Print page 1 to 3
884		-)))|(((
885		-8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
886		-
887		-8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
888		-
889		-8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
890		-
891		-8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
892		-
893		-8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
894		-
895		-8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
896		-
897		-8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
898		-
899		-8019570
900		-
901		-8019580
902		-
903		-8019590
904		-
905		-80195A0
906		-
907		-80195B0
908		-
909		-80195C0
910		-
911		-80195D0
912		-
913		-80195E0
914		-
915		-80195F0
916		-
917		-
918		-OK
919		-)))
920		-
921		-**Downlink Command:**
922		-
	1113	+(% _msthash="315386" _msttexthash="799539" %)
923	923	No downlink commands for feature
924	924
925		-== 4.11 Print last few data entries. ==
	1116	+== (% _msthash="788762" _msttexthash="747149" %)4.11 Print last few data entries.(%%) ==
926	926
	1118	+(% _msthash="315387" _msttexthash="1101009" %)
927	927	Feature: Print the last few data entries
928	928
929		-**AT Command: AT+PLDTA**
	1121	+(% _msthash="315388" _msttexthash="288522" %)**AT Command: AT+PLDTA**
930	930
931		-(% border="1" %)
932		-|**Command Example**|**Response**
933		-|(((
934		-AT+PLDTA=5
	1123	+[[image:image-20220523151524-12.png||_mstalt="452101"]]
935	935
	1125	+(% _msthash="315389" _msttexthash="298038" %)**Downlink Command:**
936	936
	1127	+(% _msthash="315390" _msttexthash="799539" %)
	1128	+No downlink commands for feature
937	937
938		-Print last 5 entries
939		-)))|(((
940		-Stop Tx and RTP events when read sensor data
	1130	+== (% _msthash="437814" _msttexthash="408057" %)4.12 Clear Flash Record(%%) ==
941	941
942		-1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
	1132	+(% _msthash="315391" _msttexthash="1609075" %)
	1133	+Feature: Clear flash storage for data log feature.
943	943
944		-2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
	1135	+(% _msthash="315392" _msttexthash="311415" %)**AT Command: AT+CLRDTA**
945	945
946		-3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
	1137	+[[image:image-20220523151556-13.png||_mstalt="454129"]]
947	947
948		-4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
	1139	+(% _msthash="315393" _msttexthash="388193" %)**Downlink Command: 0xA3**
949	949
950		-5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
	1141	+* Example: 0xA301 ~/~/Same as AT+CLRDTA
951	951
952		-Start Tx and RTP events
	1143	+== (% _msthash="740532" _msttexthash="701363" %)4.13 Auto Send None-ACK messages(%%) ==
953	953
954		-OK
955		-)))
	1145	+(% _msthash="315394" _msttexthash="51837149" %)
	1146	+Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
956	956
957		-**Downlink Command:**
958	958
959		-No downlink commands for feature
	1149	+(% _msthash="315395" _msttexthash="334256" %)**AT Command: AT+PNACKMD**
960	960
961		-== 4.12 Clear Flash Record ==
	1151	+(% _msthash="315396" _msttexthash="734682" %)
	1152	+The default factory setting is 0
962	962
963		-Feature: Clear flash storage for data log feature.
	1154	+(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
	1155	+|=(% style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" %)**Command Example**|=(% style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" %)**Function**|=(% style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" %)**Response**
	1156	+|(% _msthash="1231321" _msttexthash="130455" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" style="width:119px" %)OK
964	964
965		-**AT Command: AT+CLRDTA**
	1158	+(% _msthash="315397" _msttexthash="383981" %)**Downlink Command: 0x34**
966	966
967		-(% border="1" %)
968		-|**Command Example**|**Function**|**Response**
969		-|AT+CLRDTA|Clear date record|(((
970		-Clear all stored sensor data…
	1160	+* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
971	971
972		-OK
973		-)))
	1162	+= (% _msthash="568737" _msttexthash="502827" %)5. Battery & How to replace(%%) =
974	974
975		-**Downlink Command: 0xA3**
	1164	+== (% _msthash="265486" _msttexthash="242073" %)5.1 Battery Type(%%) ==
976	976
977		-* Example: 0xA301 ~/~/Same as AT+CLRDTA
978		-
979		-= 5. Battery & How to replace =
980		-
981		-== 5.1 Battery Type ==
982		-
	1166	+(% _msthash="315398" _msttexthash="33754799" %)
983	983	LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
984	984
	1169	+(((
985	985	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
986		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1171	+[[image:image-20220515075034-1.png||_mstalt="428961" height="208" width="644"]]
	1172	+)))
987	987
	1174	+(((
988	988	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
989	989
	1177	+)))
990	990
991		-== 5.2 Replace Battery ==
	1179	+== (% _msthash="353795" _msttexthash="326703" %)5.2 Replace Battery(%%) ==
992	992
	1181	+(% _msthash="315399" _msttexthash="11289278" %)
993	993	LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
994	994
995		-[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
	1184	+[[image:image-20220515075440-2.png||_mstalt="429546" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" height="193" width="257"]]
996	996
997		-== 5.3 Battery Life Analyze ==
	1186	+== (% _msthash="494650" _msttexthash="462241" %)5.3 Battery Life Analyze(%%) ==
998	998
	1188	+(((
	1189	+(% _msthash="506268" _msttexthash="35479028" %)
999	999	Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1000	1000	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1192	+)))
1001	1001
1002		-= 6. Order Info =
	1194	+= (% _msthash="183170" _msttexthash="163566" %)6. Order Info(%%) =
1003	1003
1004		-Part Number: (% class="mark" %)**LHT65N-XX**
	1196	+(((
	1197	+(% _msthash="506269" _msttexthash="432432" %)
	1198	+Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1199	+)))
1005	1005
1006		-**XX**: The default frequency band
	1201	+(((
	1202	+(% _msthash="506270" _msttexthash="686946" %)
	1203	+(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1204	+)))
1007	1007
1008		-* **AS923**: LoRaWAN AS923 band
1009		-* **AU915**: LoRaWAN AU915 band
1010		-* **EU433**: LoRaWAN EU433 band
1011		-* **EU868**: LoRaWAN EU868 band
1012		-* **KR920**: LoRaWAN KR920 band
1013		-* **US915**: LoRaWAN US915 band
1014		-* **IN865**: LoRaWAN IN865 band
1015		-* **CN470**: LoRaWAN CN470 band
	1206	+* (((
	1207	+(% _msthash="903327" _msttexthash="393341" %)
	1208	+(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
	1209	+)))
	1210	+* (((
	1211	+(% _msthash="903328" _msttexthash="394576" %)
	1212	+(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
	1213	+)))
	1214	+* (((
	1215	+(% _msthash="903329" _msttexthash="393913" %)
	1216	+(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
	1217	+)))
	1218	+* (((
	1219	+(% _msthash="903330" _msttexthash="399087" %)
	1220	+(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
	1221	+)))
	1222	+* (((
	1223	+(% _msthash="903331" _msttexthash="395109" %)
	1224	+(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
	1225	+)))
	1226	+* (((
	1227	+(% _msthash="903332" _msttexthash="400842" %)
	1228	+(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
	1229	+)))
	1230	+* (((
	1231	+(% _msthash="903333" _msttexthash="396487" %)
	1232	+(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
	1233	+)))
	1234	+* (((
	1235	+(% _msthash="903334" _msttexthash="390923" %)
	1236	+(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
	1237	+)))
1016	1016
1017		-**YY**: Sensor Accessories
	1239	+(((
	1240	+(% _msthash="506271" _msttexthash="443495" %)
	1241	+(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1242	+)))
1018	1018
1019		-* **E3**: External Temperature Probe
	1244	+* (((
	1245	+(% _msthash="903335" _msttexthash="720135" %)
	1246	+(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1247	+)))
1020	1020
1021		-= 7. Packing Info =
	1249	+= (% _msthash="233363" _msttexthash="211237" %)7. Packing Info(%%) =
1022	1022
	1251	+(((
	1252	+(% _msthash="506272" _msttexthash="295386" %)
1023	1023	**Package Includes**:
	1254	+)))
1024	1024
1025		-* LHT65N Temperature & Humidity Sensor x 1
1026		-* Program cable x 1
1027		-* Optional external sensor
	1256	+* (((
	1257	+(% _msthash="903336" _msttexthash="1033149" %)
	1258	+LHT65N Temperature & Humidity Sensor x 1
	1259	+)))
	1260	+* (((
	1261	+(% _msthash="903337" _msttexthash="242567" %)
	1262	+Program cable x 1
	1263	+)))
	1264	+* (((
	1265	+(% _msthash="903338" _msttexthash="544167" %)
	1266	+Optional external sensor
	1267	+)))
1028	1028
	1269	+(((
	1270	+(% _msthash="506273" _msttexthash="403858" %)
1029	1029	**Dimension and weight**:
	1272	+)))
1030	1030
1031		-* Device Size:  13.5 x 7 x 3 cm
1032		-* Device Weight: 105g
1033		-* Package Size / pcs : 14.5 x 8 x 5 cm
1034		-* Weight / pcs : 170g
	1274	+* (((
	1275	+(% _msthash="903339" _msttexthash="391807" %)
	1276	+Device Size:  13.5 x 7 x 3 cm
	1277	+)))
	1278	+* (((
	1279	+(% _msthash="903340" _msttexthash="285298" %)
	1280	+Device Weight: 105g
	1281	+)))
	1282	+* (((
	1283	+(% _msthash="903341" _msttexthash="562926" %)
	1284	+Package Size / pcs : 14.5 x 8 x 5 cm
	1285	+)))
	1286	+* (((
	1287	+(% _msthash="903342" _msttexthash="227084" %)
	1288	+Weight / pcs : 170g
	1289	+)))
1035	1035
1036		-= 8. FCC Warning =
	1291	+= (% _msthash="198744" _msttexthash="178776" %)8. FCC Warning(%%) =
1037	1037
	1293	+(((
	1294	+(% _msthash="506274" _msttexthash="6034353" %)
1038	1038	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
	1296	+)))
1039	1039
	1298	+(((
	1299	+(% _msthash="506275" _msttexthash="44097638" %)
1040	1040	(1) This device may not cause harmful interference；
	1301	+)))
1041	1041
	1303	+(((
	1304	+(% _msthash="506276" _msttexthash="7559773" %)
1042	1042	(2) this device must accept any interference received, including interference that may cause undesired operation.
	1306	+)))

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