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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.
...	...	@@ -127,845 +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" %)
136		-|**Behavior on ACT**|**Function**|**Action**
137		-|**Pressing ACT between 1s < time < 3s**|Test uplink status|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|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|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
	191	+[[image:image-20220522232932-4.png||_mstalt="430157"]]
166	166
167		-[[image:image-20220522232932-4.png]]
	193	+[[image:image-20220522232954-5.png||_mstalt="431847"]]
168	168
169		-
170		-[[image:image-20220522232954-5.png]]
171		-
	195	+(% _msthash="315246" _msttexthash="878800" %)
172	172	Note: LHT65N use same payload as LHT65.
173	173
174		-[[image:image-20220522233026-6.png]]
	198	+[[image:image-20220522233026-6.png||_mstalt="429403"]]
175	175
176	176
	201	+(% _msthash="315247" _msttexthash="595543" %)
177	177	Input APP EUI,  APP KEY and DEV EUI:
178	178
179		-[[image:image-20220522233118-7.png]]
	204	+[[image:image-20220522233118-7.png||_mstalt="430430"]]
180	180
181	181
182		-=== 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.(%%) ===
183	183
	209	+(% _msthash="315248" _msttexthash="14452321" %)
184	184	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.
185	185
186		-[[image:image-20220522233300-8.png]]
	212	+[[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
187	187
188	188
189		-== 2.4 Uplink Payload ==
	215	+== (% _msthash="320879" _msttexthash="294970" %)2.4 Uplink Payload(%%) ==
190	190
191		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
	217	+(% _msthash="315249" _msttexthash="7722962" %)
	218	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
192	192
193		-After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
	220	+(% _msthash="315250" _msttexthash="1322711" %)
	221	+After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
194	194
	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	+)))
195	195
196		-(% border="1" style="width:572px" %)
197		-|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4**
198		-|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
199		-[[Built-In>>path:#SHT20_Temperature]]
	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	+)))
200	200
201		-[[Temperature>>path:#SHT20_Temperature]]
202		-)))|(% style="width:103px" %)(((
203		-[[Built-in>>path:#SHT20_Humidity]]
204		-
205		-[[Humidity>>path:#SHT20_Humidity]]
206		-)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
207		-
208	208	* The First 6 bytes: has fix meanings for every LHT65N.
209	209	* The 7th byte (EXT #): defines the external sensor model.
210		-* 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.)
211	211
212		-=== 2.4.1 Decoder in TTN V3 ===
	263	+=== (% _msthash="360269" _msttexthash="333762" %)2.4.1 Decoder in TTN V3(%%) ===
213	213
	265	+(% _msthash="315251" _msttexthash="9786491" %)
214	214	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.
215	215
	268	+(% _msthash="315252" _msttexthash="3928483" %)
216	216	Below is the position to put the decoder and LHT65N decoder can be download from here:
217	217
218		-[[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"]]
219	219
220		-[[image:image-20220522234118-10.png]]
	273	+[[image:image-20220522234118-10.png||_mstalt="451464" height="353" width="729"]]
221	221
	275	+=== (% _msthash="411411" _msttexthash="383656" %)2.4.2 BAT-Battery Info(%%) ===
222	222
223		-=== 2.4.2 BAT-Battery Info ===
224		-
	277	+(% _msthash="315254" _msttexthash="3122912" %)
225	225	These two bytes of BAT include the battery state and the actually voltage
226	226
227		-(% style="width:646px" %)
228		-|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
229		-|Value|(% style="width:272px" %)(((
230		-BAT Status
	280	+[[image:image-20220523152839-18.png||_mstalt="457613"]]
231	231
232		-00(b): Ultra Low ( BAT <= 2.50v)
	282	+[[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
233	233
234		-01(b): Low  (2.50v <=BAT <= 2.55v)
235		-
236		-10(b): OK   (2.55v <= BAT <=2.65v)
237		-
238		-11(b): Good   (BAT >= 2.65v)
239		-)))|(% style="width:214px" %)Actually BAT voltage
240		-
241		-[[image:image-20220522235639-1.png]]
242		-
	284	+(% _msthash="315255" _msttexthash="871611" %)
243	243	Check the battery voltage for LHT65N.
244	244
245	245	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
246	246	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
247	247
248		-=== 2.4.3 Built-in Temperature ===
	290	+=== (% _msthash="600769" _msttexthash="565838" %)2.4.3 Built-in Temperature(%%) ===
249	249
250		-[[image:image-20220522235639-2.png]]
	292	+[[image:image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
251	251
252	252	* Temperature:  0x0ABB/100=27.47℃
253	253
254		-[[image:image-20220522235639-3.png]]
	296	+[[image:image-20220522235639-3.png||_mstalt="432120"]]
255	255
256	256	* Temperature:  (0xF5C6-65536)/100=-26.18℃
257	257
258		-=== 2.4.4 Built-in Humidity ===
	300	+=== (% _msthash="475891" _msttexthash="445120" %)2.4.4 Built-in Humidity(%%) ===
259	259
260		-[[image:image-20220522235639-4.png]]
	302	+[[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
261	261
262	262	* Humidity:    0x025C/10=60.4%
263	263
264		-=== 2.4.5 Ext # ===
	306	+=== (% _msthash="116532" _msttexthash="87958" %)2.4.5 Ext #(%%) ===
265	265
	308	+(% _msthash="315256" _msttexthash="552240" %)
266	266	Bytes for External Sensor:
267	267
268		-(% style="width:624px" %)
269		-|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
270		-|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
271		-|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
	311	+[[image:image-20220523152822-17.png||_mstalt="454545"]]
272	272
273		-=== 2.4.6 Ext value ===
	313	+=== (% _msthash="221429" _msttexthash="200655" %)2.4.6 Ext value(%%) ===
274	274
275		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	315	+==== (% _msthash="1005901" _msttexthash="877578" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
276	276
277		-[[image:image-20220522235639-5.png]]
	317	+[[image:image-20220522235639-5.png||_mstalt="432848"]]
278	278
279	279	* DS18B20 temp=0x0ADD/100=27.81℃
280	280
	321	+(% _msthash="315257" _msttexthash="1038479" %)
281	281	The last 2 bytes of data are meaningless
282	282
283		-[[image:image-20220522235639-6.png]]
	324	+[[image:image-20220522235639-6.png||_mstalt="433212"]]
284	284
285	285	* External temperature= (0xF54F-65536)/100=-27.37℃
286	286
	328	+(((
	329	+(% _msthash="506063" _msttexthash="1038479" %)
287	287	The last 2 bytes of data are meaningless
	331	+)))
288	288
	333	+(((
	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℃
	336	+)))
290	290
291	291
292		-==== 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(%%) ====
293	293
	341	+(% _msthash="315258" _msttexthash="41539368" %)
294	294	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:
295	295
	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	+)))
296	296
297		-(% border="1" style="width:697px" %)
298		-|(% style="width:96px" %)**Size(bytes)**|(% style="width:164px" %)**2**|(% style="width:104px" %)**2**|(% style="width:106px" %)**2**|(% style="width:108px" %)**1**|(% style="width:116px" %)**4**
299		-|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
300		-[[Built-In>>path:#SHT20_Temperature]]
	367	+(((
	368	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041"]]
	369	+)))
	370	+)))|(% style="width:132px" %)(((
	371	+(((
	372	+(% _msthash="2224747" _msttexthash="136331" %)
	373	+BAT Status &
	374	+)))
301	301
302		-[[Temperature>>path:#SHT20_Temperature]]
303		-)))|(% style="width:106px" %)(((
304		-[[BAT Status &>>path:#BAT_Humidity]]
305		-
306		-[[Built-in>>path:#BAT_Humidity]]
307		-
308		-[[Humidity>>path:#BAT_Humidity]]
309		-)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
310		-[[Unix>>path:#Unix_Time_Stamp]]
311		-
312		-[[Time Stamp>>path:#Unix_Time_Stamp]]
	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" %)**Built-in Humidity**>>path:#SHT20_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="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:#SHT20_Humidity]]
	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="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:
	415	+[[image:image-20220523152434-16.png||_mstalt="453921"]]
341	341
342		-0b(1001)
343		-)))
344		-
345	345	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
346	346	* 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.
347	347	* 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)
348	348
349		-== 2.5 Show data on Datacake ==
	421	+== (% _msthash="487097" _msttexthash="454818" %)2.5 Show data on Datacake(%%) ==
350	350
	423	+(% _msthash="315259" _msttexthash="20933341" %)
351	351	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:
352	352
	426	+(((
	427	+(% _msthash="506065" _msttexthash="4753983" %)
353	353	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
	429	+)))
354	354
	431	+(((
	432	+(% _msthash="506066" _msttexthash="14696682" %)
355	355	**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.
	434	+)))
356	356
357		-
	436	+(((
	437	+(% _msthash="506067" _msttexthash="180297" %)
358	358	Add Datacake:
	439	+)))
359	359
360		-[[image:image-20220523000825-7.png||height="262" width="583"]]
	441	+[[image:image-20220523000825-7.png||_mstalt="429884" height="262" width="583"]]
361	361
362	362
	444	+(% _msthash="315260" _msttexthash="750178" %)
363	363	Select default key as Access Key:
364	364
365		-[[image:image-20220523000825-8.png||height="453" width="406"]]
	447	+[[image:image-20220523000825-8.png||_mstalt="430248" height="453" width="406"]]
366	366
367		-
	449	+(% _msthash="315261" _msttexthash="2134964" %)
368	368	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
369	369
370		-[[image:image-20220523000825-9.png||height="366" width="392"]]
	452	+[[image:image-20220523000825-9.png||_mstalt="430612" height="366" width="392"]]
371	371
	454	+[[image:image-20220523000825-10.png||_mstalt="450619" height="413" width="728"]]
372	372
	456	+== (% _msthash="350454" _msttexthash="323544" %)2.6 Datalog Feature(%%) ==
373	373
374		-[[image:image-20220523000825-10.png||height="432" width="762"]]
	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.
375	375
	461	+=== (% _msthash="886158" _msttexthash="842426" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
376	376
377		-== 2.6 Datalog Feature ==
	463	+(% _msthash="315263" _msttexthash="409604" %)
	464	+There are two methods:
378	378
379		-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.
	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.
380	380
381		-=== 2.6.1 Unix TimeStamp ===
	469	+=== (% _msthash="369915" _msttexthash="342797" %)2.6.2 Unix TimeStamp(%%) ===
382	382
	471	+(% _msthash="315264" _msttexthash="1182285" %)
383	383	LHT65N uses Unix TimeStamp format based on
384	384
385		-[[image:image-20220523001219-11.png||height="97" width="627"]]
	474	+[[image:image-20220523001219-11.png||_mstalt="450450" height="97" width="627"]]
386	386
387	387
	477	+(((
	478	+(% _msthash="506068" _msttexthash="2717234" %)
388	388	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	480	+)))
389	389
	482	+(((
	483	+(% _msthash="506069" _msttexthash="709813" %)
390	390	Below is the converter example
	485	+)))
391	391
392		-[[image:image-20220523001219-12.png||height="302" width="730"]]
	487	+[[image:image-20220523001219-12.png||_mstalt="450827" height="298" width="720"]]
393	393
	489	+(% _msthash="315265" _msttexthash="15137317" %)
394	394	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
395	395
	492	+=== (% _msthash="359294" _msttexthash="332748" %)2.6.3 Set Device Time(%%) ===
396	396
397		-=== 2.6.2 Set Device Time ===
398		-
	494	+(((
	495	+(% _msthash="506070" _msttexthash="4521946" %)
399	399	There are two ways to set device’s time:
	497	+)))
400	400
401		-**~1. Through LoRaWAN MAC Command (Default settings)**
	499	+(((
	500	+(% _msthash="506071" _msttexthash="1498471" %)**1. Through LoRaWAN MAC Command (Default settings)**
	501	+)))
402	402
	503	+(((
	504	+(% _msthash="506072" _msttexthash="2126267" %)
403	403	User need to set SYNCMOD=1 to enable sync time via MAC command.
	506	+)))
404	404
	508	+(((
	509	+(% _msthash="506073" _msttexthash="54430324" %)
405	405	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	+)))
406	406
	513	+(((
	514	+(% _msthash="506074" _msttexthash="92531127" %)
407	407	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	+)))
408	408
	518	+(((
	519	+
	520	+)))
409	409
410		-**2. Manually Set Time**
	522	+(((
	523	+(% _msthash="506075" _msttexthash="329719" %)**2. Manually Set Time**
	524	+)))
411	411
	526	+(((
	527	+(% _msthash="506076" _msttexthash="7889297" %)
412	412	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	+)))
413	413
	531	+=== (% _msthash="460759" _msttexthash="430001" %)2.6.4 Poll sensor value(%%) ===
414	414
415		-=== 2.6.3 Poll sensor value ===
416		-
	533	+(% _msthash="315266" _msttexthash="4955821" %)
417	417	User can poll sensor value based on timestamps from the server. Below is the downlink command.
418	418
	536	+[[image:image-20220523152302-15.png||_mstalt="451581"]]
419	419
420		-(% border="1" style="width:454px" %)
421		-|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
422		-|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
423		-
	538	+(((
	539	+(% _msthash="506077" _msttexthash="14670916" %)
424	424	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	+)))
425	425
	543	+(((
	544	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% style="display:none" %)
	545	+)))
426	426
427		-For example, downlink command 31 5FC5F350 5FC6 0160 05
428		-
	547	+(((
	548	+(% _msthash="506079" _msttexthash="6907459" %)
429	429	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
	550	+)))
430	430
	552	+(((
	553	+(% _msthash="506080" _msttexthash="23531573" %)
431	431	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
	555	+)))
432	432
433	433
434		-=== 2.6.4 Datalog Uplink payload ===
	558	+=== (% _msthash="650923" _msttexthash="614185" %)2.6.5 Datalog Uplink payload(%%) ===
435	435
	560	+(% _msthash="315267" _msttexthash="2245087" %)
436	436	The Datalog poll reply uplink will use below payload format.
437	437
	563	+(((
	564	+(% _msthash="506081" _msttexthash="451581" %)**Retrieval data payload**
	565	+)))
438	438
439		-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	+)))
440	440
441		-(% border="1" %)
442		-|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
443		-|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
444		-[[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	+)))
445	445
446		-[[Temperature>>path:#SHT20_Temperature]]
447		-)))|(((
448		-[[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	+)))
449	449
450		-[[Humidity>>path:#SHT20_Humidity]]
451		-)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
452		-[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
453		-
	637	+(((
	638	+(((
454	454
455	455	)))
	641	+)))
	642	+)))
456	456
457		-Poll message flag & Ext
	644	+(% _msthash="315268" _msttexthash="390390" %)**Poll message flag & Ext**
458	458
	646	+[[image:image-20220523152208-14.png||_mstalt="452920"]]
459	459
460		-(% border="1" %)
461		-|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
462		-|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
463		-Ext:
	648	+(((
	649	+(((
	650	+(% _msthash="736723" _msttexthash="2005003" %)
	651	+Poll Message Flag: 1: This message is a poll message reply.
	652	+)))
	653	+)))
464	464
465		-0b(1001)
	655	+* (((
	656	+(((
	657	+(% _msthash="1197157" _msttexthash="561548" %)
	658	+Poll Message Flag is set to 1.
466	466	)))
	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	+)))
467	467
468		-Poll Message Flag: 1: This message is a poll message reply.
469		-
470		-* Poll Message Flag is set to 1.
471		-* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
472		-
	668	+(((
	669	+(((
	670	+(% _msthash="736724" _msttexthash="2242344" %)
473	473	For example, in US915 band, the max payload for different DR is:
	672	+)))
	673	+)))
474	474
475		-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	+)))
476	476
477		-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	+)))
478	478
479		-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	+)))
480	480
481		-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	+)))
482	482
	703	+(((
	704	+(((
	705	+(% _msthash="736729" _msttexthash="5848349" %)
483	483	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
	707	+)))
	708	+)))
484	484
485	485
486		-**Example:**
	711	+(% _msthash="315269" _msttexthash="104767" %)**Example:**
487	487
	713	+(% _msthash="315270" _msttexthash="913822" %)
488	488	If LHT65N has below data inside Flash:
489	489
490		-Flash Addr   |Unix Time | Ext | BAT voltage|  Value
	716	+[[image:image-20220523144455-1.png||_mstalt="430040" height="335" width="735"]]
491	491
492		-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	+)))
493	493
494		-80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
495		-
496		-8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
497		-
498		-8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
499		-
500		-8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
501		-
502		-8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
503		-
504		-8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
505		-
506		-8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
507		-
508		-
509		-If user sends below downlink command:
510		-
511		-3160065F9760066DA705
512		-
	723	+(((
	724	+(% _msthash="506083" _msttexthash="1092494" %)
513	513	Where : Start time: 60065F97 = time 21/1/19 04:27:03
	726	+)))
514	514
	728	+(((
	729	+(% _msthash="506084" _msttexthash="737269" %)
515	515	Stop time 60066DA7= time 21/1/19 05:27:03
	731	+)))
516	516
	733	+(((
	734	+
	735	+)))
517	517
	737	+(((
	738	+(% _msthash="506085" _msttexthash="751218" %)
518	518	LHT65N will uplink this payload.
	740	+)))
519	519
520		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	742	+[[image:image-20220523001219-13.png||_mstalt="451204" height="421" width="727"]]
521	521
	744	+(% _msthash="315271" _msttexthash="12012546" %)
522	522	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
523	523
524		-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：
525	525
	750	+(% _msthash="315273" _msttexthash="274846" %)
526	526	7FFF089801464160065F97
527	527
528		-Ext sensor data=0x7FFF/100=327.67
	753	+(% _msthash="315274" _msttexthash="23352186" %)
	754	+外部传感器数据=0x7FFF/100=327.67
529	529
530		-Temp=0x0898/100=22.00
	756	+(% _msthash="315275" _msttexthash="5286827" %)
	757	+温度=0x0898/100=22.00
531	531
532		-Hum=0x0146/10=32.6
	759	+(% _msthash="315276" _msttexthash="7131241" %)
	760	+嗡嗡声=0x0146/10=32.6
533	533
534		-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
535	535
536		-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
537	537
538	538
539		-== 2.7 Alarm Mode ==
	769	+== (% _msthash="197717" _msttexthash="16752736" %)2.7 报警模式(%%) ==
540	540
541		-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。
542	542
	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	+)))
543	543
544		-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：**
545	545
	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）
546	546
547		-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）
548	548
549		-**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
550	550
551		-**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" %)
552	552
	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	+)))
553	553
	796	+== ==
554	554
555		-== 2.8 LED Indicator ==
	798	+== (% _msthash="276471" _msttexthash="12239526" %)2.8 指示灯(%%) ==
556	556
557		-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	+)))
558	558
559		-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	+)))
560	560
561		-In a normal working state:
	810	+(((
	811	+(% _msthash="506094" _msttexthash="33759063" %)
	812	+正常工作状态下：
	813	+)))
562	562
563		-* For each uplink, the BLUE LED or RED LED will blink once.
564		-* BLUE LED when an external sensor is connected
565		-* RED LED when an external sensor is not connected
566		-* 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	+)))
567	567
568	568	----
569	569
570		-== 2.9 Installation ==
	834	+== (% _msthash="298350" _msttexthash="8069152" %)2.9 安装(%%) ==
571	571
572		-[[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"]]
573	573
574		-= 3. Sensors & Accessories =
	838	+= (% _msthash="528658" _msttexthash="22116432" %)3. 传感器和配件(%%) =
575	575
576		-== 3.1 E3 Temperature Probe ==
	840	+== (% _msthash="487110" _msttexthash="17620759" %)3.1 E3温度探头(%%) ==
577	577
578		-[[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"]]
579	579
580	580
581		-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
582	582
583		-* Resolution: 0.0625 °C
584		-* ±0.5°C accuracy from -10°C to +85°C
585		-* ±2°C accuracy from -55°C to +125°C
586		-* Operating Range: -40 ~~ 125 °C
587		-* -55°C to 125°C
588		-* 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
589	589
590		-= 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(%%) =
591	591
	857	+(((
	858	+(% _msthash="506246" _msttexthash="2005926" %)
592	592	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
	860	+)))
593	593
594		-* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
595		-* 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	+)))
596	596
597		-[[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	+)))
598	598
	875	+(((
	876	+(% _msthash="506248" _msttexthash="2144051" %)
599	599	There are two kinds of commands to configure LHT65N, they are:
	878	+)))
600	600
601		-* **General Commands**.
	880	+(((
	881	+(% _msthash="506249" _msttexthash="317850" style="color:#4f81bd" %)* **General Commands**.
	882	+)))
602	602
	884	+(((
	885	+(% _msthash="506250" _msttexthash="774527" %)
603	603	These commands are to configure:
	887	+)))
604	604
605		-* General system settings like: uplink interval.
606		-* 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	+)))
607	607
	898	+(((
	899	+(% _msthash="506251" _msttexthash="8343023" %)
608	608	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	901	+)))
609	609
610		-[[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	+)))
611	611
612		-* **Commands special design for LHT65N**
	907	+(((
	908	+(% style="color:#4f81bd" %)* (% _msthash="506253" _msttexthash="792038" %)**Commands special design for LHT65N**
	909	+)))
613	613
	911	+(((
	912	+(% _msthash="506254" _msttexthash="1501357" %)
614	614	These commands are only valid for LHT65N, as below:
	914	+)))
615	615
616		-== 4.1 Set Transmit Interval Time ==
	916	+== (% _msthash="708253" _msttexthash="668772" %)4.1 Set Transmit Interval Time(%%) ==
617	617
	918	+(% _msthash="315355" _msttexthash="1659268" %)
618	618	Feature: Change LoRaWAN End Node Transmit Interval.
619	619
620		-**AT Command: AT+TDC**
	921	+(% _msthash="315356" _msttexthash="241696" %)**AT Command: AT+TDC**
621	621
622		-(% border="1" %)
623		-|**Command Example**|**Function**|**Response**
624		-|AT+TDC?|Show current transmit Interval|(((
625		-30000
	923	+[[image:image-20220523150701-2.png||_mstalt="427453"]]
626	626
627		-OK
628		-
629		-the interval is 30000ms = 30s
	925	+(((
	926	+(% _msthash="506255" _msttexthash="381992" %)**Downlink Command: 0x01**
630	630	)))
631		-|AT+TDC=60000|Set Transmit Interval|(((
632		-OK
633	633
634		-Set transmit interval to 60000ms = 60 seconds
	929	+(((
	930	+(% _msthash="506256" _msttexthash="1996592" %)
	931	+Format: Command Code (0x01) followed by 3 bytes time value.
635	635	)))
636	636
637		-**Downlink Command: 0x01**
638		-
639		-Format: Command Code (0x01) followed by 3 bytes time value.
640		-
	934	+(((
	935	+(% _msthash="506257" _msttexthash="12934649" %)
641	641	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	937	+)))
642	642
643		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
644		-* 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	+)))
645	645
646		-== 4.2 Set External Sensor Mode ==
	948	+== (% _msthash="614770" _msttexthash="578240" %)4.2 Set External Sensor Mode(%%) ==
647	647
	950	+(% _msthash="315357" _msttexthash="975117" %)
648	648	Feature: Change External Sensor Mode.
649	649
650		-**AT Command: AT+EXT**
	953	+(% _msthash="315358" _msttexthash="248118" %)**AT Command: AT+EXT**
651	651
652		-(% border="1" %)
653		-|**Command Example**|**Function**|**Response**
654		-|AT+EXT?|Get current external sensor mode|(((
655		-1
	955	+[[image:image-20220523150759-3.png||_mstalt="432146"]]
656	656
657		-OK
658		-
659		-External Sensor mode =1
	957	+(((
	958	+(% _msthash="506258" _msttexthash="387855" %)**Downlink Command: 0xA2**
660	660	)))
661		-|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
662		-|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
663	663
664		-**Downlink Command: 0xA2**
665		-
	961	+(((
	962	+(% _msthash="506259" _msttexthash="395629" %)
666	666	Total bytes: 2 ~~ 5 bytes
	964	+)))
667	667
668		-Example:
	966	+(((
	967	+(% _msthash="506260" _msttexthash="104767" %)**Example:**
	968	+)))
669	669
670		-* 0xA201: Set external sensor type to E1
671		-* 0xA209: Same as AT+EXT=9
672		-* 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	+)))
673	673
674		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	983	+== (% _msthash="1562483" _msttexthash="1445717" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
675	675
	985	+(% _msthash="315359" _msttexthash="2977572" %)
676	676	Feature: If PID is enabled, device will send the temperature probe ID on:
677	677
678	678	* First Packet after OTAA Join
679	679	* Every 24 hours since the first packet.
680	680
	991	+(% _msthash="315360" _msttexthash="658814" %)
681	681	PID is default set to disable (0)
682	682
	994	+(% _msthash="315361" _msttexthash="137488" %)**AT Command:**
683	683
684		-**AT Command:**
	996	+[[image:image-20220523150928-4.png||_mstalt="431821"]]
685	685
686		-(% border="1" %)
687		-|**Command Example**|**Function**|**Response**
688		-|AT+PID=1|Enable PID uplink|OK
	998	+(% _msthash="315362" _msttexthash="298038" %)**Downlink Command:**
689	689
690		-**Downlink Command:**
	1000	+* 0xA800  **~-~->** AT+PID=0
	1001	+* 0xA801     **~-~->** AT+PID=1
691	691
692		-* 0xA800     à AT+PID=0
693		-* 0xA801     à AT+PID=1
	1003	+== (% _msthash="266344" _msttexthash="242879" %)4.4 Set Password(%%) ==
694	694
695		-== 4.4 Set Password ==
696		-
	1005	+(% _msthash="315363" _msttexthash="1170728" %)
697	697	Feature: Set device password, max 9 digits
698	698
699		-**AT Command: AT+PWORD**
	1008	+(% _msthash="315364" _msttexthash="295009" %)**AT Command: AT+PWORD**
700	700
701		-(% border="1" %)
702		-|**Command Example**|**Function**|**Response**
703		-|AT+PWORD=?|Show password|(((
704		-123456
	1010	+[[image:image-20220523151052-5.png||_mstalt="428623"]]
705	705
706		-
707		-OK
	1012	+(((
	1013	+(% _msthash="506261" _msttexthash="298038" %)**Downlink Command:**
708	708	)))
709		-|AT+PWORD=999999|Set password|OK
710	710
711		-**Downlink Command:**
712		-
	1016	+(((
	1017	+(% _msthash="506262" _msttexthash="974311" %)
713	713	No downlink command for this feature.
	1019	+)))
714	714
715		-== 4.5 Quit AT Command ==
	1021	+== (% _msthash="306956" _msttexthash="281918" %)4.5 Quit AT Command(%%) ==
716	716
	1023	+(% _msthash="315365" _msttexthash="4616456" %)
717	717	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
718	718
719		-**AT Command: AT+DISAT**
	1026	+(% _msthash="315366" _msttexthash="289120" %)**AT Command: AT+DISAT**
720	720
721		-(% border="1" %)
722		-|**Command Example**|**Function**|**Response**
723		-|AT+DISAT|Quit AT Commands mode|OK
	1028	+[[image:image-20220523151132-6.png||_mstalt="428649"]]
724	724
725		-**Downlink Command:**
	1030	+(% _msthash="315367" _msttexthash="298038" %)**Downlink Command:**
726	726
	1032	+(% _msthash="315368" _msttexthash="974311" %)
727	727	No downlink command for this feature.
728	728
	1035	+== (% _msthash="362752" _msttexthash="334919" %)4.6 Set to sleep mode(%%) ==
729	729
730		-== 4.6 Set to sleep mode ==
731		-
	1037	+(% _msthash="315369" _msttexthash="779688" %)
732	732	Feature: Set device to sleep mode
733	733
734		-**AT Command: AT+SLEEP**
	1040	+(% _msthash="315370" _msttexthash="289783" %)**AT Command: AT+SLEEP**
735	735
736		-(% border="1" %)
737		-| | |
738		-|**Command Example**|**Function**|**Response**
739		-|AT+SLEEP|Set to sleep mode|(((
740		-Clear all stored sensor data…
	1042	+[[image:image-20220523151218-7.png||_mstalt="430703"]]
741	741
742		-OK
743		-)))
	1044	+(% _msthash="315371" _msttexthash="298038" %)**Downlink Command:**
744	744
745		-**Downlink Command:**
746		-
747	747	* There is no downlink command to set to Sleep mode.
748	748
749		-== 4.7 Set system time ==
	1048	+== (% _msthash="336557" _msttexthash="309712" %)4.7 Set system time(%%) ==
750	750
751		-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"]]
752	752
753		-**AT Command:**
	1053	+(% _msthash="315373" _msttexthash="137488" %)**AT Command:**
754	754
755		-(% border="1" %)
756		-|**Command Example**|**Function**
757		-|AT+TIMESTAMP=1611104352|(((
758		-OK
	1055	+[[image:image-20220523151253-8.png||_mstalt="430677"]]
759	759
760		-Set System time to 2021-01-20 00:59:12
761		-)))
	1057	+(% _msthash="315374" _msttexthash="298038" %)**Downlink Command:**
762	762
763		-**Downlink Command:**
764		-
	1059	+(% _msthash="315375" _msttexthash="2898571" %)
765	765	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
766	766
767		-== 4.8 Set Time Sync Mode ==
	1062	+== (% _msthash="376779" _msttexthash="348712" %)4.8 Set Time Sync Mode(%%) ==
768	768
	1064	+(((
	1065	+(% _msthash="506263" _msttexthash="11748321" %)
769	769	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
	1067	+)))
770	770
	1069	+(((
	1070	+(% _msthash="506264" _msttexthash="6530264" %)
771	771	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	+)))
772	772
	1074	+(((
	1075	+(% _msthash="506265" _msttexthash="137488" %)**AT Command:**
	1076	+)))
773	773
774		-**AT Command:**
	1078	+[[image:image-20220523151336-9.png||_mstalt="431717"]]
775	775
776		-|**Command Example**|**Function**
777		-|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
	1080	+(% _msthash="315376" _msttexthash="298038" %)**Downlink Command:**
778	778
779		-**Downlink Command:**
780		-
	1082	+(% _msthash="315377" _msttexthash="479648" %)
781	781	0x28 01 ~/~/ Same As AT+SYNCMOD=1
782	782
	1085	+(% _msthash="315378" _msttexthash="479076" %)
783	783	0x28 00 ~/~/ Same As AT+SYNCMOD=0
784	784
785		-== 4.9 Set Time Sync Interval ==
	1088	+== (% _msthash="536432" _msttexthash="502528" %)4.9 Set Time Sync Interval(%%) ==
786	786
	1090	+(% _msthash="315379" _msttexthash="3065777" %)
787	787	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
788	788
789		-**AT Command:**
	1093	+(% _msthash="315380" _msttexthash="137488" %)**AT Command:**
790	790
791		-(% border="1" %)
792		-|**Command Example**|**Function**
793		-|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
	1095	+[[image:image-20220523151411-10.png||_mstalt="449696"]]
794	794
795		-**Downlink Command:**
	1097	+(% _msthash="315381" _msttexthash="298038" %)**Downlink Command:**
796	796
	1099	+(% _msthash="315382" _msttexthash="590044" %)
797	797	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
798	798
799		-== 4.10 Print data entries base on page. ==
	1102	+== (% _msthash="927901" _msttexthash="882570" %)4.10 Print data entries base on page.(%%) ==
800	800
	1104	+(% _msthash="315383" _msttexthash="3233334" %)
801	801	Feature: Print the sector data from start page to stop page (max is 416 pages).
802	802
803		-**AT Command: AT+PDTA**
	1107	+(% _msthash="315384" _msttexthash="264953" %)**AT Command: AT+PDTA**
804	804
805		-(% border="1" %)
806		-|**Command Example**|**Response**
807		-|(((
808		-AT+PDTA=1,3
	1109	+[[image:image-20220523151450-11.png||_mstalt="451035"]]
809	809
	1111	+(% _msthash="315385" _msttexthash="298038" %)**Downlink Command:**
810	810
811		-
812		-Print page 1 to 3
813		-)))|(((
814		-8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
815		-
816		-8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
817		-
818		-8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
819		-
820		-8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
821		-
822		-8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
823		-
824		-8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
825		-
826		-8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
827		-
828		-8019570
829		-
830		-8019580
831		-
832		-8019590
833		-
834		-80195A0
835		-
836		-80195B0
837		-
838		-80195C0
839		-
840		-80195D0
841		-
842		-80195E0
843		-
844		-80195F0
845		-
846		-
847		-OK
848		-)))
849		-
850		-**Downlink Command:**
851		-
	1113	+(% _msthash="315386" _msttexthash="799539" %)
852	852	No downlink commands for feature
853	853
854		-== 4.11 Print last few data entries. ==
	1116	+== (% _msthash="788762" _msttexthash="747149" %)4.11 Print last few data entries.(%%) ==
855	855
	1118	+(% _msthash="315387" _msttexthash="1101009" %)
856	856	Feature: Print the last few data entries
857	857
858		-**AT Command: AT+PLDTA**
	1121	+(% _msthash="315388" _msttexthash="288522" %)**AT Command: AT+PLDTA**
859	859
860		-(% border="1" %)
861		-|**Command Example**|**Response**
862		-|(((
863		-AT+PLDTA=5
	1123	+[[image:image-20220523151524-12.png||_mstalt="452101"]]
864	864
	1125	+(% _msthash="315389" _msttexthash="298038" %)**Downlink Command:**
865	865
	1127	+(% _msthash="315390" _msttexthash="799539" %)
	1128	+No downlink commands for feature
866	866
867		-Print last 5 entries
868		-)))|(((
869		-Stop Tx and RTP events when read sensor data
	1130	+== (% _msthash="437814" _msttexthash="408057" %)4.12 Clear Flash Record(%%) ==
870	870
871		-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.
872	872
873		-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**
874	874
875		-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"]]
876	876
877		-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**
878	878
879		-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
880	880
881		-Start Tx and RTP events
	1143	+== (% _msthash="740532" _msttexthash="701363" %)4.13 Auto Send None-ACK messages(%%) ==
882	882
883		-OK
884		-)))
	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.
885	885
886		-**Downlink Command:**
887	887
888		-No downlink commands for feature
	1149	+(% _msthash="315395" _msttexthash="334256" %)**AT Command: AT+PNACKMD**
889	889
890		-== 4.12 Clear Flash Record ==
	1151	+(% _msthash="315396" _msttexthash="734682" %)
	1152	+The default factory setting is 0
891	891
892		-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
893	893
894		-**AT Command: AT+CLRDTA**
	1158	+(% _msthash="315397" _msttexthash="383981" %)**Downlink Command: 0x34**
895	895
896		-(% border="1" %)
897		-|**Command Example**|**Function**|**Response**
898		-|AT+CLRDTA|Clear date record|(((
899		-Clear all stored sensor data…
	1160	+* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
900	900
901		-OK
902		-)))
	1162	+= (% _msthash="568737" _msttexthash="502827" %)5. Battery & How to replace(%%) =
903	903
904		-**Downlink Command: 0xA3**
	1164	+== (% _msthash="265486" _msttexthash="242073" %)5.1 Battery Type(%%) ==
905	905
906		-* Example: 0xA301 ~/~/Same as AT+CLRDTA
907		-
908		-= 5. Battery & How to replace =
909		-
910		-== 5.1 Battery Type ==
911		-
	1166	+(% _msthash="315398" _msttexthash="33754799" %)
912	912	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.
913	913
	1169	+(((
914	914	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
915		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1171	+[[image:image-20220515075034-1.png||_mstalt="428961" height="208" width="644"]]
	1172	+)))
916	916
	1174	+(((
917	917	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
918	918
	1177	+)))
919	919
920		-== 5.2 Replace Battery ==
	1179	+== (% _msthash="353795" _msttexthash="326703" %)5.2 Replace Battery(%%) ==
921	921
	1181	+(% _msthash="315399" _msttexthash="11289278" %)
922	922	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.
923	923
924		-[[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"]]
925	925
926		-== 5.3 Battery Life Analyze ==
	1186	+== (% _msthash="494650" _msttexthash="462241" %)5.3 Battery Life Analyze(%%) ==
927	927
	1188	+(((
	1189	+(% _msthash="506268" _msttexthash="35479028" %)
928	928	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:
929	929	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1192	+)))
930	930
931		-= 6. Order Info =
	1194	+= (% _msthash="183170" _msttexthash="163566" %)6. Order Info(%%) =
932	932
933		-Part Number: (% class="mark" %)**LHT65N-XX**
	1196	+(((
	1197	+(% _msthash="506269" _msttexthash="432432" %)
	1198	+Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1199	+)))
934	934
935		-**XX**: The default frequency band
	1201	+(((
	1202	+(% _msthash="506270" _msttexthash="686946" %)
	1203	+(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1204	+)))
936	936
937		-* **AS923**: LoRaWAN AS923 band
938		-* **AU915**: LoRaWAN AU915 band
939		-* **EU433**: LoRaWAN EU433 band
940		-* **EU868**: LoRaWAN EU868 band
941		-* **KR920**: LoRaWAN KR920 band
942		-* **US915**: LoRaWAN US915 band
943		-* **IN865**: LoRaWAN IN865 band
944		-* **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	+)))
945	945
946		-**YY**: Sensor Accessories
	1239	+(((
	1240	+(% _msthash="506271" _msttexthash="443495" %)
	1241	+(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1242	+)))
947	947
948		-* **E3**: External Temperature Probe
	1244	+* (((
	1245	+(% _msthash="903335" _msttexthash="720135" %)
	1246	+(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1247	+)))
949	949
950		-= 7. Packing Info =
	1249	+= (% _msthash="233363" _msttexthash="211237" %)7. Packing Info(%%) =
951	951
	1251	+(((
	1252	+(% _msthash="506272" _msttexthash="295386" %)
952	952	**Package Includes**:
	1254	+)))
953	953
954		-* LHT65N Temperature & Humidity Sensor x 1
955		-* Program cable x 1
956		-* 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	+)))
957	957
	1269	+(((
	1270	+(% _msthash="506273" _msttexthash="403858" %)
958	958	**Dimension and weight**:
	1272	+)))
959	959
960		-* Device Size:  13.5 x 7 x 3 cm
961		-* Device Weight: 105g
962		-* Package Size / pcs : 14.5 x 8 x 5 cm
963		-* 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	+)))
964	964
965		-= 8. FCC Warning =
	1291	+= (% _msthash="198744" _msttexthash="178776" %)8. FCC Warning(%%) =
966	966
	1293	+(((
	1294	+(% _msthash="506274" _msttexthash="6034353" %)
967	967	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
	1296	+)))
968	968
	1298	+(((
	1299	+(% _msthash="506275" _msttexthash="44097638" %)
969	969	(1) This device may not cause harmful interference；
	1301	+)))
970	970
	1303	+(((
	1304	+(% _msthash="506276" _msttexthash="7559773" %)
971	971	(2) this device must accept any interference received, including interference that may cause undesired operation.
	1306	+)))

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