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Details

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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

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||_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.
...	...	@@ -127,848 +127,1157 @@
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
	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**
	234	+)))|(% style="width:51px" %)(((
	235	+(% _msthash="1817483" _msttexthash="4732" %)**4**
	236	+)))
	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" %)(((
	242	+(((
	243	+[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769"]]
	244	+)))
	245	+)))|(% style="width:77px" %)(((
	246	+(((
	247	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872"]]
	248	+)))
193	193
194		-(% border="1" style="background-color:#ffffcc; color:green; width:428px" %)
195		-|(% style="width:106px" %)**Size(bytes)**|(% style="width:46px" %)**2**|(% style="width:104px" %)**2**|(% style="width:80px" %)**2**|(% style="width:51px" %)**1**|(% style="width:35px" %)**4**
196		-|(% style="width:106px" %)**Value**|(% style="width:46px" %)[[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]]|(% style="width:104px" %)(((
197		-[[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]]
	250	+(((
	251	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429"]]
	252	+)))
	253	+)))|(% style="width:47px" %)(((
	254	+[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331"]] #
	255	+)))|(% style="width:51px" %)(((
	256	+[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545"]]
	257	+)))
198	198
199		-[[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]]
200		-)))|(% style="width:80px" %)(((
201		-[[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]]
202		-
203		-[[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]]
204		-)))|(% style="width:51px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:35px" %)[[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]]
205		-
206	206	* The First 6 bytes: has fix meanings for every LHT65N.
207	207	* The 7th byte (EXT #): defines the external sensor model.
208		-* 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.)
209	209
210		-=== 2.4.1 Decoder in TTN V3 ===
	263	+=== (% _msthash="360269" _msttexthash="333762" %)2.4.1 Decoder in TTN V3(%%) ===
211	211
	265	+(% _msthash="315251" _msttexthash="9786491" %)
212	212	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.
213	213
	268	+(% _msthash="315252" _msttexthash="3928483" %)
214	214	Below is the position to put the decoder and LHT65N decoder can be download from here:
215	215
216		-[[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"]]
217	217
218		-[[image:image-20220522234118-10.png||height="353" width="729"]]
	273	+[[image:image-20220522234118-10.png||_mstalt="451464" height="353" width="729"]]
219	219
220		-=== 2.4.2 BAT-Battery Info ===
	275	+=== (% _msthash="411411" _msttexthash="383656" %)2.4.2 BAT-Battery Info(%%) ===
221	221
	277	+(% _msthash="315254" _msttexthash="3122912" %)
222	222	These two bytes of BAT include the battery state and the actually voltage
223	223
224		-(% border="1" style="background-color:#ffffcc; color:green; width:502px" %)
225		-|(% style="width:75px" %)Bit(bit)|(% style="width:259px" %)[15:14]|(% style="width:164px" %)[13:0]
226		-|(% style="width:75px" %)Value|(% style="width:259px" %)(((
227		-BAT Status
	280	+[[image:image-20220523152839-18.png||_mstalt="457613"]]
228	228
229		-00(b): Ultra Low ( BAT <= 2.50v)
	282	+[[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
230	230
231		-01(b): Low  (2.50v <=BAT <= 2.55v)
232		-
233		-10(b): OK   (2.55v <= BAT <=2.65v)
234		-
235		-11(b): Good   (BAT >= 2.65v)
236		-)))|(% style="width:164px" %)Actually BAT voltage
237		-
238		-[[image:image-20220522235639-1.png||height="139" width="727"]]
239		-
	284	+(% _msthash="315255" _msttexthash="871611" %)
240	240	Check the battery voltage for LHT65N.
241	241
242	242	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
243	243	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
244	244
245		-=== 2.4.3 Built-in Temperature ===
	290	+=== (% _msthash="600769" _msttexthash="565838" %)2.4.3 Built-in Temperature(%%) ===
246	246
247		-[[image:image-20220522235639-2.png||height="138" width="722"]]
	292	+[[image:image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
248	248
249	249	* Temperature:  0x0ABB/100=27.47℃
250	250
251		-[[image:image-20220522235639-3.png]]
	296	+[[image:image-20220522235639-3.png||_mstalt="432120"]]
252	252
253	253	* Temperature:  (0xF5C6-65536)/100=-26.18℃
254	254
255		-=== 2.4.4 Built-in Humidity ===
	300	+=== (% _msthash="475891" _msttexthash="445120" %)2.4.4 Built-in Humidity(%%) ===
256	256
257		-[[image:image-20220522235639-4.png||height="138" width="722"]]
	302	+[[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
258	258
259	259	* Humidity:    0x025C/10=60.4%
260	260
261		-=== 2.4.5 Ext # ===
	306	+=== (% _msthash="116532" _msttexthash="87958" %)2.4.5 Ext #(%%) ===
262	262
	308	+(% _msthash="315256" _msttexthash="552240" %)
263	263	Bytes for External Sensor:
264	264
265		-(% border="1" style="background-color:#ffffcc; color:green; width:473px" %)
266		-|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type**
267		-|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor
268		-|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod
	311	+[[image:image-20220523152822-17.png||_mstalt="454545"]]
269	269
270		-=== 2.4.6 Ext value ===
	313	+=== (% _msthash="221429" _msttexthash="200655" %)2.4.6 Ext value(%%) ===
271	271
272		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	315	+==== (% _msthash="1005901" _msttexthash="877578" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
273	273
274		-[[image:image-20220522235639-5.png]]
	317	+[[image:image-20220522235639-5.png||_mstalt="432848"]]
275	275
276	276	* DS18B20 temp=0x0ADD/100=27.81℃
277	277
	321	+(% _msthash="315257" _msttexthash="1038479" %)
278	278	The last 2 bytes of data are meaningless
279	279
280		-[[image:image-20220522235639-6.png]]
	324	+[[image:image-20220522235639-6.png||_mstalt="433212"]]
281	281
282	282	* External temperature= (0xF54F-65536)/100=-27.37℃
283	283
284	284	(((
	329	+(% _msthash="506063" _msttexthash="1038479" %)
285	285	The last 2 bytes of data are meaningless
286	286	)))
287	287
288	288	(((
	334	+(% _msthash="506064" _msttexthash="21185632" %)
289	289	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
290	290	)))
291	291
292	292
293		-==== 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(%%) ====
294	294
	341	+(% _msthash="315258" _msttexthash="41539368" %)
295	295	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:
296	296
297		-(% border="1" style="background-color:#ffffcc; color:green; width:533px" %)
298		-|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:75px" %)**4**
299		-|(% 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" %)(((
300		-[[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	+)))
301	301
302		-[[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]]
303		-)))|(% 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" %)
304	304	BAT Status &
	374	+)))
305	305
306		-[[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]]
307		-
308		-[[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]]
309		-)))|(% style="width:69px" %)Status & Ext|(% style="width:75px" %)(((
310		-[[Unix>>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]]
311		-
312		-[[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"]]
313	313	)))
	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	+)))
314	314
315		-* **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(%%)**
316	316
317		-(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
318		-|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
319		-|Value|(% style="width:280px" %)(((
	390	+(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
	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" %)
320	320	BAT Status
321	321
	396	+(% _msthash="1817498" _msttexthash="472784" %)
322	322	00(b): Ultra Low ( BAT <= 2.50v)
323	323
	399	+(% _msthash="1817499" _msttexthash="483678" %)
324	324	01(b): Low  (2.50v <=BAT <= 2.55v)
325	325
	402	+(% _msthash="1817500" _msttexthash="440791" %)
326	326	10(b): OK   (2.55v <= BAT <=2.65v)
327	327
	405	+(% _msthash="1817501" _msttexthash="334191" %)
328	328	11(b): Good   (BAT >= 2.65v)
329		-)))|(% style="width:136px" %)(((
330		-[[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]]
	407	+)))|(% style="width:134px" %)(((
	408	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181"]]
331	331
332	332
333	333	)))
334	334
335		-* **Status & Ext Byte**
	413	+* (% _msthash="504959" _msttexthash="245037" %)**Status & Ext Byte**
336	336
337		-(% border="1" style="background-color:#ffffcc; color:green; width:732px" %)
338		-|(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**
339		-|(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)(((
340		-Ext:0b(1001)
341		-)))
	415	+[[image:image-20220523152434-16.png||_mstalt="453921"]]
342	342
343	343	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
344	344	* 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.
345	345	* 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)
346	346
347		-== 2.5 Show data on Datacake ==
	421	+== (% _msthash="487097" _msttexthash="454818" %)2.5 Show data on Datacake(%%) ==
348	348
	423	+(% _msthash="315259" _msttexthash="20933341" %)
349	349	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:
350	350
351	351	(((
	427	+(% _msthash="506065" _msttexthash="4753983" %)
352	352	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
353	353	)))
354	354
355	355	(((
	432	+(% _msthash="506066" _msttexthash="14696682" %)
356	356	**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.
357	357	)))
358	358
359	359	(((
	437	+(% _msthash="506067" _msttexthash="180297" %)
360	360	Add Datacake:
361	361	)))
362	362
363		-[[image:image-20220523000825-7.png||height="262" width="583"]]
	441	+[[image:image-20220523000825-7.png||_mstalt="429884" height="262" width="583"]]
364	364
365	365
	444	+(% _msthash="315260" _msttexthash="750178" %)
366	366	Select default key as Access Key:
367	367
368		-[[image:image-20220523000825-8.png||height="453" width="406"]]
	447	+[[image:image-20220523000825-8.png||_mstalt="430248" height="453" width="406"]]
369	369
	449	+(% _msthash="315261" _msttexthash="2134964" %)
370	370	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
371	371
372		-[[image:image-20220523000825-9.png||height="366" width="392"]]
	452	+[[image:image-20220523000825-9.png||_mstalt="430612" height="366" width="392"]]
373	373
374		-[[image:image-20220523000825-10.png||height="432" width="762"]]
	454	+[[image:image-20220523000825-10.png||_mstalt="450619" height="413" width="728"]]
375	375
376		-== 2.6 Datalog Feature ==
	456	+== (% _msthash="350454" _msttexthash="323544" %)2.6 Datalog Feature(%%) ==
377	377
378		-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.
379	379
380		-=== 2.6.1 Unix TimeStamp ===
	461	+=== (% _msthash="886158" _msttexthash="842426" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
381	381
	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" %)
382	382	LHT65N uses Unix TimeStamp format based on
383	383
384		-[[image:image-20220523001219-11.png||height="97" width="627"]]
	474	+[[image:image-20220523001219-11.png||_mstalt="450450" height="97" width="627"]]
385	385
386	386
387	387	(((
	478	+(% _msthash="506068" _msttexthash="2717234" %)
388	388	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
389	389	)))
390	390
391	391	(((
	483	+(% _msthash="506069" _msttexthash="709813" %)
392	392	Below is the converter example
393	393	)))
394	394
395		-[[image:image-20220523001219-12.png||height="302" width="730"]]
	487	+[[image:image-20220523001219-12.png||_mstalt="450827" height="298" width="720"]]
396	396
	489	+(% _msthash="315265" _msttexthash="15137317" %)
397	397	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
398	398
	492	+=== (% _msthash="359294" _msttexthash="332748" %)2.6.3 Set Device Time(%%) ===
399	399
400		-=== 2.6.2 Set Device Time ===
401		-
	494	+(((
	495	+(% _msthash="506070" _msttexthash="4521946" %)
402	402	There are two ways to set device’s time:
	497	+)))
403	403
404		-**~1. Through LoRaWAN MAC Command (Default settings)**
	499	+(((
	500	+(% _msthash="506071" _msttexthash="1498471" %)**1. Through LoRaWAN MAC Command (Default settings)**
	501	+)))
405	405
	503	+(((
	504	+(% _msthash="506072" _msttexthash="2126267" %)
406	406	User need to set SYNCMOD=1 to enable sync time via MAC command.
	506	+)))
407	407
	508	+(((
	509	+(% _msthash="506073" _msttexthash="54430324" %)
408	408	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).
	511	+)))
409	409
	513	+(((
	514	+(% _msthash="506074" _msttexthash="92531127" %)
410	410	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.
	516	+)))
411	411
	518	+(((
	519	+
	520	+)))
412	412
413		-**2. Manually Set Time**
	522	+(((
	523	+(% _msthash="506075" _msttexthash="329719" %)**2. Manually Set Time**
	524	+)))
414	414
	526	+(((
	527	+(% _msthash="506076" _msttexthash="7889297" %)
415	415	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
	529	+)))
416	416
	531	+=== (% _msthash="460759" _msttexthash="430001" %)2.6.4 Poll sensor value(%%) ===
417	417
418		-=== 2.6.3 Poll sensor value ===
419		-
	533	+(% _msthash="315266" _msttexthash="4955821" %)
420	420	User can poll sensor value based on timestamps from the server. Below is the downlink command.
421	421
	536	+[[image:image-20220523152302-15.png||_mstalt="451581"]]
422	422
423		-(% border="1" style="width:454px" %)
424		-|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
425		-|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
426		-
	538	+(((
	539	+(% _msthash="506077" _msttexthash="14670916" %)
427	427	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.
	541	+)))
428	428
	543	+(((
	544	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% style="display:none" %)
	545	+)))
429	429
430		-For example, downlink command 31 5FC5F350 5FC6 0160 05
431		-
	547	+(((
	548	+(% _msthash="506079" _msttexthash="6907459" %)
432	432	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
	550	+)))
433	433
	552	+(((
	553	+(% _msthash="506080" _msttexthash="23531573" %)
434	434	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
	555	+)))
435	435
436	436
437		-=== 2.6.4 Datalog Uplink payload ===
	558	+=== (% _msthash="650923" _msttexthash="614185" %)2.6.5 Datalog Uplink payload(%%) ===
438	438
	560	+(% _msthash="315267" _msttexthash="2245087" %)
439	439	The Datalog poll reply uplink will use below payload format.
440	440
	563	+(((
	564	+(% _msthash="506081" _msttexthash="451581" %)**Retrieval data payload**
	565	+)))
441	441
442		-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	+)))
443	443
444		-(% border="1" %)
445		-|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
446		-|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
447		-[[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	+)))
448	448
449		-[[Temperature>>path:#SHT20_Temperature]]
450		-)))|(((
451		-[[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	+)))
452	452
453		-[[Humidity>>path:#SHT20_Humidity]]
454		-)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
455		-[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
456		-
	637	+(((
	638	+(((
457	457
458	458	)))
	641	+)))
	642	+)))
459	459
460		-Poll message flag & Ext
	644	+(% _msthash="315268" _msttexthash="390390" %)**Poll message flag & Ext**
461	461
	646	+[[image:image-20220523152208-14.png||_mstalt="452920"]]
462	462
463		-(% border="1" %)
464		-|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
465		-|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
466		-Ext:
	648	+(((
	649	+(((
	650	+(% _msthash="736723" _msttexthash="2005003" %)
	651	+Poll Message Flag: 1: This message is a poll message reply.
	652	+)))
	653	+)))
467	467
468		-0b(1001)
	655	+* (((
	656	+(((
	657	+(% _msthash="1197157" _msttexthash="561548" %)
	658	+Poll Message Flag is set to 1.
469	469	)))
	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	+)))
470	470
471		-Poll Message Flag: 1: This message is a poll message reply.
472		-
473		-* Poll Message Flag is set to 1.
474		-* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
475		-
	668	+(((
	669	+(((
	670	+(% _msthash="736724" _msttexthash="2242344" %)
476	476	For example, in US915 band, the max payload for different DR is:
	672	+)))
	673	+)))
477	477
478		-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	+)))
479	479
480		-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	+)))
481	481
482		-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	+)))
483	483
484		-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	+)))
485	485
	703	+(((
	704	+(((
	705	+(% _msthash="736729" _msttexthash="5848349" %)
486	486	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
	707	+)))
	708	+)))
487	487
488	488
489		-**Example:**
	711	+(% _msthash="315269" _msttexthash="104767" %)**Example:**
490	490
	713	+(% _msthash="315270" _msttexthash="913822" %)
491	491	If LHT65N has below data inside Flash:
492	492
493		-Flash Addr   |Unix Time | Ext | BAT voltage|  Value
	716	+[[image:image-20220523144455-1.png||_mstalt="430040" height="335" width="735"]]
494	494
495		-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	+)))
496	496
497		-80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
498		-
499		-8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
500		-
501		-8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
502		-
503		-8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
504		-
505		-8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
506		-
507		-8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
508		-
509		-8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
510		-
511		-
512		-If user sends below downlink command:
513		-
514		-3160065F9760066DA705
515		-
	723	+(((
	724	+(% _msthash="506083" _msttexthash="1092494" %)
516	516	Where : Start time: 60065F97 = time 21/1/19 04:27:03
	726	+)))
517	517
	728	+(((
	729	+(% _msthash="506084" _msttexthash="737269" %)
518	518	Stop time 60066DA7= time 21/1/19 05:27:03
	731	+)))
519	519
	733	+(((
	734	+
	735	+)))
520	520
	737	+(((
	738	+(% _msthash="506085" _msttexthash="751218" %)
521	521	LHT65N will uplink this payload.
	740	+)))
522	522
523		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	742	+[[image:image-20220523001219-13.png||_mstalt="451204" height="421" width="727"]]
524	524
	744	+(% _msthash="315271" _msttexthash="12012546" %)
525	525	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
526	526
527		-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：
528	528
	750	+(% _msthash="315273" _msttexthash="274846" %)
529	529	7FFF089801464160065F97
530	530
531		-Ext sensor data=0x7FFF/100=327.67
	753	+(% _msthash="315274" _msttexthash="23352186" %)
	754	+外部传感器数据=0x7FFF/100=327.67
532	532
533		-Temp=0x0898/100=22.00
	756	+(% _msthash="315275" _msttexthash="5286827" %)
	757	+温度=0x0898/100=22.00
534	534
535		-Hum=0x0146/10=32.6
	759	+(% _msthash="315276" _msttexthash="7131241" %)
	760	+嗡嗡声=0x0146/10=32.6
536	536
537		-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
538	538
539		-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
540	540
541	541
542		-== 2.7 Alarm Mode ==
	769	+== (% _msthash="197717" _msttexthash="16752736" %)2.7 报警模式(%%) ==
543	543
544		-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。
545	545
	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	+)))
546	546
547		-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：**
548	548
	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）
549	549
550		-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）
551	551
552		-**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
553	553
554		-**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" %)
555	555
	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	+)))
556	556
	796	+== ==
557	557
558		-== 2.8 LED Indicator ==
	798	+== (% _msthash="276471" _msttexthash="12239526" %)2.8 指示灯(%%) ==
559	559
560		-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	+)))
561	561
562		-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	+)))
563	563
564		-In a normal working state:
	810	+(((
	811	+(% _msthash="506094" _msttexthash="33759063" %)
	812	+正常工作状态下：
	813	+)))
565	565
566		-* For each uplink, the BLUE LED or RED LED will blink once.
567		-* BLUE LED when an external sensor is connected
568		-* RED LED when an external sensor is not connected
569		-* 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	+)))
570	570
571	571	----
572	572
573		-== 2.9 Installation ==
	834	+== (% _msthash="298350" _msttexthash="8069152" %)2.9 安装(%%) ==
574	574
575		-[[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"]]
576	576
577		-= 3. Sensors & Accessories =
	838	+= (% _msthash="528658" _msttexthash="22116432" %)3. 传感器和配件(%%) =
578	578
579		-== 3.1 E3 Temperature Probe ==
	840	+== (% _msthash="487110" _msttexthash="17620759" %)3.1 E3温度探头(%%) ==
580	580
581		-[[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"]]
582	582
583	583
584		-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
585	585
586		-* Resolution: 0.0625 °C
587		-* ±0.5°C accuracy from -10°C to +85°C
588		-* ±2°C accuracy from -55°C to +125°C
589		-* Operating Range: -40 ~~ 125 °C
590		-* -55°C to 125°C
591		-* 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
592	592
593		-= 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(%%) =
594	594
	857	+(((
	858	+(% _msthash="506246" _msttexthash="2005926" %)
595	595	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
	860	+)))
596	596
597		-* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
598		-* 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	+)))
599	599
600		-[[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	+)))
601	601
	875	+(((
	876	+(% _msthash="506248" _msttexthash="2144051" %)
602	602	There are two kinds of commands to configure LHT65N, they are:
	878	+)))
603	603
604		-* **General Commands**.
	880	+(((
	881	+(% _msthash="506249" _msttexthash="317850" style="color:#4f81bd" %)* **General Commands**.
	882	+)))
605	605
	884	+(((
	885	+(% _msthash="506250" _msttexthash="774527" %)
606	606	These commands are to configure:
	887	+)))
607	607
608		-* General system settings like: uplink interval.
609		-* 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	+)))
610	610
	898	+(((
	899	+(% _msthash="506251" _msttexthash="8343023" %)
611	611	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	901	+)))
612	612
613		-[[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	+)))
614	614
615		-* **Commands special design for LHT65N**
	907	+(((
	908	+(% style="color:#4f81bd" %)* (% _msthash="506253" _msttexthash="792038" %)**Commands special design for LHT65N**
	909	+)))
616	616
	911	+(((
	912	+(% _msthash="506254" _msttexthash="1501357" %)
617	617	These commands are only valid for LHT65N, as below:
	914	+)))
618	618
619		-== 4.1 Set Transmit Interval Time ==
	916	+== (% _msthash="708253" _msttexthash="668772" %)4.1 Set Transmit Interval Time(%%) ==
620	620
	918	+(% _msthash="315355" _msttexthash="1659268" %)
621	621	Feature: Change LoRaWAN End Node Transmit Interval.
622	622
623		-**AT Command: AT+TDC**
	921	+(% _msthash="315356" _msttexthash="241696" %)**AT Command: AT+TDC**
624	624
625		-(% border="1" %)
626		-|**Command Example**|**Function**|**Response**
627		-|AT+TDC?|Show current transmit Interval|(((
628		-30000
	923	+[[image:image-20220523150701-2.png||_mstalt="427453"]]
629	629
630		-OK
631		-
632		-the interval is 30000ms = 30s
	925	+(((
	926	+(% _msthash="506255" _msttexthash="381992" %)**Downlink Command: 0x01**
633	633	)))
634		-|AT+TDC=60000|Set Transmit Interval|(((
635		-OK
636	636
637		-Set transmit interval to 60000ms = 60 seconds
	929	+(((
	930	+(% _msthash="506256" _msttexthash="1996592" %)
	931	+Format: Command Code (0x01) followed by 3 bytes time value.
638	638	)))
639	639
640		-**Downlink Command: 0x01**
641		-
642		-Format: Command Code (0x01) followed by 3 bytes time value.
643		-
	934	+(((
	935	+(% _msthash="506257" _msttexthash="12934649" %)
644	644	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	937	+)))
645	645
646		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
647		-* 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	+)))
648	648
649		-== 4.2 Set External Sensor Mode ==
	948	+== (% _msthash="614770" _msttexthash="578240" %)4.2 Set External Sensor Mode(%%) ==
650	650
	950	+(% _msthash="315357" _msttexthash="975117" %)
651	651	Feature: Change External Sensor Mode.
652	652
653		-**AT Command: AT+EXT**
	953	+(% _msthash="315358" _msttexthash="248118" %)**AT Command: AT+EXT**
654	654
655		-(% border="1" %)
656		-|**Command Example**|**Function**|**Response**
657		-|AT+EXT?|Get current external sensor mode|(((
658		-1
	955	+[[image:image-20220523150759-3.png||_mstalt="432146"]]
659	659
660		-OK
661		-
662		-External Sensor mode =1
	957	+(((
	958	+(% _msthash="506258" _msttexthash="387855" %)**Downlink Command: 0xA2**
663	663	)))
664		-|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
665		-|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
666	666
667		-**Downlink Command: 0xA2**
668		-
	961	+(((
	962	+(% _msthash="506259" _msttexthash="395629" %)
669	669	Total bytes: 2 ~~ 5 bytes
	964	+)))
670	670
671		-Example:
	966	+(((
	967	+(% _msthash="506260" _msttexthash="104767" %)**Example:**
	968	+)))
672	672
673		-* 0xA201: Set external sensor type to E1
674		-* 0xA209: Same as AT+EXT=9
675		-* 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	+)))
676	676
677		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	983	+== (% _msthash="1562483" _msttexthash="1445717" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
678	678
	985	+(% _msthash="315359" _msttexthash="2977572" %)
679	679	Feature: If PID is enabled, device will send the temperature probe ID on:
680	680
681	681	* First Packet after OTAA Join
682	682	* Every 24 hours since the first packet.
683	683
	991	+(% _msthash="315360" _msttexthash="658814" %)
684	684	PID is default set to disable (0)
685	685
	994	+(% _msthash="315361" _msttexthash="137488" %)**AT Command:**
686	686
687		-**AT Command:**
	996	+[[image:image-20220523150928-4.png||_mstalt="431821"]]
688	688
689		-(% border="1" %)
690		-|**Command Example**|**Function**|**Response**
691		-|AT+PID=1|Enable PID uplink|OK
	998	+(% _msthash="315362" _msttexthash="298038" %)**Downlink Command:**
692	692
693		-**Downlink Command:**
	1000	+* 0xA800  **~-~->** AT+PID=0
	1001	+* 0xA801     **~-~->** AT+PID=1
694	694
695		-* 0xA800     à AT+PID=0
696		-* 0xA801     à AT+PID=1
	1003	+== (% _msthash="266344" _msttexthash="242879" %)4.4 Set Password(%%) ==
697	697
698		-== 4.4 Set Password ==
699		-
	1005	+(% _msthash="315363" _msttexthash="1170728" %)
700	700	Feature: Set device password, max 9 digits
701	701
702		-**AT Command: AT+PWORD**
	1008	+(% _msthash="315364" _msttexthash="295009" %)**AT Command: AT+PWORD**
703	703
704		-(% border="1" %)
705		-|**Command Example**|**Function**|**Response**
706		-|AT+PWORD=?|Show password|(((
707		-123456
	1010	+[[image:image-20220523151052-5.png||_mstalt="428623"]]
708	708
709		-
710		-OK
	1012	+(((
	1013	+(% _msthash="506261" _msttexthash="298038" %)**Downlink Command:**
711	711	)))
712		-|AT+PWORD=999999|Set password|OK
713	713
714		-**Downlink Command:**
715		-
	1016	+(((
	1017	+(% _msthash="506262" _msttexthash="974311" %)
716	716	No downlink command for this feature.
	1019	+)))
717	717
718		-== 4.5 Quit AT Command ==
	1021	+== (% _msthash="306956" _msttexthash="281918" %)4.5 Quit AT Command(%%) ==
719	719
	1023	+(% _msthash="315365" _msttexthash="4616456" %)
720	720	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
721	721
722		-**AT Command: AT+DISAT**
	1026	+(% _msthash="315366" _msttexthash="289120" %)**AT Command: AT+DISAT**
723	723
724		-(% border="1" %)
725		-|**Command Example**|**Function**|**Response**
726		-|AT+DISAT|Quit AT Commands mode|OK
	1028	+[[image:image-20220523151132-6.png||_mstalt="428649"]]
727	727
728		-**Downlink Command:**
	1030	+(% _msthash="315367" _msttexthash="298038" %)**Downlink Command:**
729	729
	1032	+(% _msthash="315368" _msttexthash="974311" %)
730	730	No downlink command for this feature.
731	731
	1035	+== (% _msthash="362752" _msttexthash="334919" %)4.6 Set to sleep mode(%%) ==
732	732
733		-== 4.6 Set to sleep mode ==
734		-
	1037	+(% _msthash="315369" _msttexthash="779688" %)
735	735	Feature: Set device to sleep mode
736	736
737		-**AT Command: AT+SLEEP**
	1040	+(% _msthash="315370" _msttexthash="289783" %)**AT Command: AT+SLEEP**
738	738
739		-(% border="1" %)
740		-| | |
741		-|**Command Example**|**Function**|**Response**
742		-|AT+SLEEP|Set to sleep mode|(((
743		-Clear all stored sensor data…
	1042	+[[image:image-20220523151218-7.png||_mstalt="430703"]]
744	744
745		-OK
746		-)))
	1044	+(% _msthash="315371" _msttexthash="298038" %)**Downlink Command:**
747	747
748		-**Downlink Command:**
749		-
750	750	* There is no downlink command to set to Sleep mode.
751	751
752		-== 4.7 Set system time ==
	1048	+== (% _msthash="336557" _msttexthash="309712" %)4.7 Set system time(%%) ==
753	753
754		-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"]]
755	755
756		-**AT Command:**
	1053	+(% _msthash="315373" _msttexthash="137488" %)**AT Command:**
757	757
758		-(% border="1" %)
759		-|**Command Example**|**Function**
760		-|AT+TIMESTAMP=1611104352|(((
761		-OK
	1055	+[[image:image-20220523151253-8.png||_mstalt="430677"]]
762	762
763		-Set System time to 2021-01-20 00:59:12
764		-)))
	1057	+(% _msthash="315374" _msttexthash="298038" %)**Downlink Command:**
765	765
766		-**Downlink Command:**
767		-
	1059	+(% _msthash="315375" _msttexthash="2898571" %)
768	768	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
769	769
770		-== 4.8 Set Time Sync Mode ==
	1062	+== (% _msthash="376779" _msttexthash="348712" %)4.8 Set Time Sync Mode(%%) ==
771	771
	1064	+(((
	1065	+(% _msthash="506263" _msttexthash="11748321" %)
772	772	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
	1067	+)))
773	773
	1069	+(((
	1070	+(% _msthash="506264" _msttexthash="6530264" %)
774	774	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	+)))
775	775
	1074	+(((
	1075	+(% _msthash="506265" _msttexthash="137488" %)**AT Command:**
	1076	+)))
776	776
777		-**AT Command:**
	1078	+[[image:image-20220523151336-9.png||_mstalt="431717"]]
778	778
779		-|**Command Example**|**Function**
780		-|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
	1080	+(% _msthash="315376" _msttexthash="298038" %)**Downlink Command:**
781	781
782		-**Downlink Command:**
783		-
	1082	+(% _msthash="315377" _msttexthash="479648" %)
784	784	0x28 01 ~/~/ Same As AT+SYNCMOD=1
785	785
	1085	+(% _msthash="315378" _msttexthash="479076" %)
786	786	0x28 00 ~/~/ Same As AT+SYNCMOD=0
787	787
788		-== 4.9 Set Time Sync Interval ==
	1088	+== (% _msthash="536432" _msttexthash="502528" %)4.9 Set Time Sync Interval(%%) ==
789	789
	1090	+(% _msthash="315379" _msttexthash="3065777" %)
790	790	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
791	791
792		-**AT Command:**
	1093	+(% _msthash="315380" _msttexthash="137488" %)**AT Command:**
793	793
794		-(% border="1" %)
795		-|**Command Example**|**Function**
796		-|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
	1095	+[[image:image-20220523151411-10.png||_mstalt="449696"]]
797	797
798		-**Downlink Command:**
	1097	+(% _msthash="315381" _msttexthash="298038" %)**Downlink Command:**
799	799
	1099	+(% _msthash="315382" _msttexthash="590044" %)
800	800	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
801	801
802		-== 4.10 Print data entries base on page. ==
	1102	+== (% _msthash="927901" _msttexthash="882570" %)4.10 Print data entries base on page.(%%) ==
803	803
	1104	+(% _msthash="315383" _msttexthash="3233334" %)
804	804	Feature: Print the sector data from start page to stop page (max is 416 pages).
805	805
806		-**AT Command: AT+PDTA**
	1107	+(% _msthash="315384" _msttexthash="264953" %)**AT Command: AT+PDTA**
807	807
808		-(% border="1" %)
809		-|**Command Example**|**Response**
810		-|(((
811		-AT+PDTA=1,3
	1109	+[[image:image-20220523151450-11.png||_mstalt="451035"]]
812	812
	1111	+(% _msthash="315385" _msttexthash="298038" %)**Downlink Command:**
813	813
814		-
815		-Print page 1 to 3
816		-)))|(((
817		-8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
818		-
819		-8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
820		-
821		-8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
822		-
823		-8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
824		-
825		-8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
826		-
827		-8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
828		-
829		-8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
830		-
831		-8019570
832		-
833		-8019580
834		-
835		-8019590
836		-
837		-80195A0
838		-
839		-80195B0
840		-
841		-80195C0
842		-
843		-80195D0
844		-
845		-80195E0
846		-
847		-80195F0
848		-
849		-
850		-OK
851		-)))
852		-
853		-**Downlink Command:**
854		-
	1113	+(% _msthash="315386" _msttexthash="799539" %)
855	855	No downlink commands for feature
856	856
857		-== 4.11 Print last few data entries. ==
	1116	+== (% _msthash="788762" _msttexthash="747149" %)4.11 Print last few data entries.(%%) ==
858	858
	1118	+(% _msthash="315387" _msttexthash="1101009" %)
859	859	Feature: Print the last few data entries
860	860
861		-**AT Command: AT+PLDTA**
	1121	+(% _msthash="315388" _msttexthash="288522" %)**AT Command: AT+PLDTA**
862	862
863		-(% border="1" %)
864		-|**Command Example**|**Response**
865		-|(((
866		-AT+PLDTA=5
	1123	+[[image:image-20220523151524-12.png||_mstalt="452101"]]
867	867
	1125	+(% _msthash="315389" _msttexthash="298038" %)**Downlink Command:**
868	868
	1127	+(% _msthash="315390" _msttexthash="799539" %)
	1128	+No downlink commands for feature
869	869
870		-Print last 5 entries
871		-)))|(((
872		-Stop Tx and RTP events when read sensor data
	1130	+== (% _msthash="437814" _msttexthash="408057" %)4.12 Clear Flash Record(%%) ==
873	873
874		-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.
875	875
876		-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**
877	877
878		-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"]]
879	879
880		-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**
881	881
882		-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
883	883
884		-Start Tx and RTP events
	1143	+== (% _msthash="740532" _msttexthash="701363" %)4.13 Auto Send None-ACK messages(%%) ==
885	885
886		-OK
887		-)))
	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.
888	888
889		-**Downlink Command:**
890	890
891		-No downlink commands for feature
	1149	+(% _msthash="315395" _msttexthash="334256" %)**AT Command: AT+PNACKMD**
892	892
893		-== 4.12 Clear Flash Record ==
	1151	+(% _msthash="315396" _msttexthash="734682" %)
	1152	+The default factory setting is 0
894	894
895		-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
896	896
897		-**AT Command: AT+CLRDTA**
	1158	+(% _msthash="315397" _msttexthash="383981" %)**Downlink Command: 0x34**
898	898
899		-(% border="1" %)
900		-|**Command Example**|**Function**|**Response**
901		-|AT+CLRDTA|Clear date record|(((
902		-Clear all stored sensor data…
	1160	+* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
903	903
904		-OK
905		-)))
	1162	+= (% _msthash="568737" _msttexthash="502827" %)5. Battery & How to replace(%%) =
906	906
907		-**Downlink Command: 0xA3**
	1164	+== (% _msthash="265486" _msttexthash="242073" %)5.1 Battery Type(%%) ==
908	908
909		-* Example: 0xA301 ~/~/Same as AT+CLRDTA
910		-
911		-= 5. Battery & How to replace =
912		-
913		-== 5.1 Battery Type ==
914		-
	1166	+(% _msthash="315398" _msttexthash="33754799" %)
915	915	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.
916	916
	1169	+(((
917	917	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
918		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1171	+[[image:image-20220515075034-1.png||_mstalt="428961" height="208" width="644"]]
	1172	+)))
919	919
	1174	+(((
920	920	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
921	921
	1177	+)))
922	922
923		-== 5.2 Replace Battery ==
	1179	+== (% _msthash="353795" _msttexthash="326703" %)5.2 Replace Battery(%%) ==
924	924
	1181	+(% _msthash="315399" _msttexthash="11289278" %)
925	925	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.
926	926
927		-[[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"]]
928	928
929		-== 5.3 Battery Life Analyze ==
	1186	+== (% _msthash="494650" _msttexthash="462241" %)5.3 Battery Life Analyze(%%) ==
930	930
	1188	+(((
	1189	+(% _msthash="506268" _msttexthash="35479028" %)
931	931	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:
932	932	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1192	+)))
933	933
934		-= 6. Order Info =
	1194	+= (% _msthash="183170" _msttexthash="163566" %)6. Order Info(%%) =
935	935
936		-Part Number: (% class="mark" %)**LHT65N-XX**
	1196	+(((
	1197	+(% _msthash="506269" _msttexthash="432432" %)
	1198	+Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1199	+)))
937	937
938		-**XX**: The default frequency band
	1201	+(((
	1202	+(% _msthash="506270" _msttexthash="686946" %)
	1203	+(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1204	+)))
939	939
940		-* **AS923**: LoRaWAN AS923 band
941		-* **AU915**: LoRaWAN AU915 band
942		-* **EU433**: LoRaWAN EU433 band
943		-* **EU868**: LoRaWAN EU868 band
944		-* **KR920**: LoRaWAN KR920 band
945		-* **US915**: LoRaWAN US915 band
946		-* **IN865**: LoRaWAN IN865 band
947		-* **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	+)))
948	948
949		-**YY**: Sensor Accessories
	1239	+(((
	1240	+(% _msthash="506271" _msttexthash="443495" %)
	1241	+(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1242	+)))
950	950
951		-* **E3**: External Temperature Probe
	1244	+* (((
	1245	+(% _msthash="903335" _msttexthash="720135" %)
	1246	+(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1247	+)))
952	952
953		-= 7. Packing Info =
	1249	+= (% _msthash="233363" _msttexthash="211237" %)7. Packing Info(%%) =
954	954
	1251	+(((
	1252	+(% _msthash="506272" _msttexthash="295386" %)
955	955	**Package Includes**:
	1254	+)))
956	956
957		-* LHT65N Temperature & Humidity Sensor x 1
958		-* Program cable x 1
959		-* 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	+)))
960	960
	1269	+(((
	1270	+(% _msthash="506273" _msttexthash="403858" %)
961	961	**Dimension and weight**:
	1272	+)))
962	962
963		-* Device Size:  13.5 x 7 x 3 cm
964		-* Device Weight: 105g
965		-* Package Size / pcs : 14.5 x 8 x 5 cm
966		-* 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	+)))
967	967
968		-= 8. FCC Warning =
	1291	+= (% _msthash="198744" _msttexthash="178776" %)8. FCC Warning(%%) =
969	969
	1293	+(((
	1294	+(% _msthash="506274" _msttexthash="6034353" %)
970	970	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
	1296	+)))
971	971
	1298	+(((
	1299	+(% _msthash="506275" _msttexthash="44097638" %)
972	972	(1) This device may not cause harmful interference；
	1301	+)))
973	973
	1303	+(((
	1304	+(% _msthash="506276" _msttexthash="7559773" %)
974	974	(2) this device must accept any interference received, including interference that may cause undesired operation.
	1306	+)))

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