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Details

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Author

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1		-XWiki.Edwin
	1	+XWiki.Xiaoling

Content

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1		-(% style="text-align:center" %)
2		-[[image:image-20220523115324-1.jpeg||height="317" width="317"]]
3		-
4		-
5		-**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6		-
7		-
8		-
9		-
10		-**Table of Contents：**
11		-
	1	+{{box cssClass="floatinginfobox" title="**Contents**"}}
12	12	{{toc/}}
	3	+{{/box}}
13	13
	5	+(% class="wikigeneratedid" %)
	6	+= =
14	14
	8	+(% class="wikigeneratedid" %)
	9	+= 1.Introduction =
15	15
	11	+== 1.1 Overview ==
16	16
17		-= 1. Introduction =
	13	+[[image:LHT65N_10.png||alt="LHT65_Image" height="265" width="265"]]
18	18
19		-== 1.1 What is LHT65N Temperature & Humidity Sensor ==
20	20
21		-(((
22		-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**(%%)**.**
23		-)))
	16	+The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a(% class="mark" %) **built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% class="mark" %)**Temperature Sensor**(%%)**.**
24	24
25		-(((
26	26	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.
27		-)))
28	28
29		-(((
30	30	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
31		-)))
32	32
33		-(((
34	34	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
35		-)))
36	36
37		-(((
38		-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.
39		-)))
	24	+LHT65N supports (% class="mark" %)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.
40	40
41		-(((
42	42	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
43		-)))
44	44
45		-== 1.2 Features ==
46	46
	29	+== Features: ==
	30	+
47	47	* Wall mountable
48	48	* LoRaWAN v1.0.3 Class A protocol
49	49	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
...	...	@@ -56,87 +56,55 @@
56	56	* Tri-color LED to indicate working status
57	57	* Datalog feature
58	58
59		-== 1.3 Specification ==
	43	+== Specification: ==
60	60
61		-(((
62	62	**Built-in Temperature Sensor:**
63		-)))
64	64
65		-* (((
66		-Resolution: 0.01 °C
67		-)))
68		-* (((
69		-Accuracy Tolerance : Typ ±0.3 °C
70		-)))
71		-* (((
72		-Long Term Drift: < 0.02 °C/yr
73		-)))
74		-* (((
75		-Operating Range: -40 ~~ 85 °C
76		-)))
	47	+* Resolution: 0.01 °C
	48	+* Accuracy Tolerance : Typ ±0.3 °C
	49	+* Long Term Drift: < 0.02 °C/yr
	50	+* Operating Range: -40 ~~ 85 °C
77	77
78		-(((
79	79	**Built-in Humidity Sensor:**
80		-)))
81	81
82		-* (((
83		-Resolution: 0.04 %RH
84		-)))
85		-* (((
86		-Accuracy Tolerance : Typ ±3 %RH
87		-)))
88		-* (((
89		-Long Term Drift: < 0.02 °C/yr
90		-)))
91		-* (((
92		-Operating Range: 0 ~~ 96 %RH
93		-)))
	54	+* Resolution: 0.04 %RH
	55	+* Accuracy Tolerance : Typ ±3 %RH
	56	+* Long Term Drift: < 0.02 °C/yr
	57	+* Operating Range: 0 ~~ 96 %RH
94	94
95		-(((
96	96	**External Temperature Sensor:**
97		-)))
98	98
99		-* (((
100		-Resolution: 0.0625 °C
101		-)))
102		-* (((
103		-±0.5°C accuracy from -10°C to +85°C
104		-)))
105		-* (((
106		-±2°C accuracy from -55°C to +125°C
107		-)))
108		-* (((
109		-Operating Range: -55 °C ~~ 125 °C
110		-)))
	61	+* Resolution: 0.0625 °C
	62	+* ±0.5°C accuracy from -10°C to +85°C
	63	+* ±2°C accuracy from -55°C to +125°C
	64	+* Operating Range: -55 °C ~~ 125 °C
111	111
112		-= 2. Connect LHT65N to IoT Server =
	66	+= Connect LHT65N to IoT Server =
113	113
114		-== 2.1 How does LHT65N work? ==
	68	+== How does LHT65N work? ==
115	115
116		-(((
117	117	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.
118		-)))
119	119
120		-(((
121	121	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.
122		-)))
123	123
124		-== 2.2 How to Activate LHT65N? ==
125	125
	75	+== How to Activate LHT65N? ==
	76	+
126	126	The LHT65N has two working modes:
127	127
128	128	* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
129	129	* **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.
130	130
131		-(((
132	132	The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
133		-)))
134	134
135	135	[[image:image-20220515123819-1.png||height="379" width="317"]]
136	136
137		-[[image:image-20220523153201-19.png||height="180" width="818"]]
	86	+|**Behavior on ACT**|**Function**|**Action**
	87	+|**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.
	88	+|**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.
	89	+|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
138	138
139		-== 2.3 Example to join LoRaWAN network ==
	91	+== Example to join LoRaWAN network ==
140	140
141	141	(% class="wikigeneratedid" %)
142	142	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.
...	...	@@ -147,7 +147,7 @@
147	147	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:
148	148
149	149
150		-=== 2.3.1 Step 1: Create Device n TTN ===
	102	+=== **Step 1**: Create Device n TTN ===
151	151
152	152	Create a device in TTN V3 with the OTAA keys from LHT65N.
153	153
...	...	@@ -161,8 +161,10 @@
161	161
162	162	[[image:image-20220522232916-3.png]]
163	163
	116	+
164	164	[[image:image-20220522232932-4.png]]
165	165
	119	+
166	166	[[image:image-20220522232954-5.png]]
167	167
168	168	Note: LHT65N use same payload as LHT65.
...	...	@@ -175,60 +175,37 @@
175	175	[[image:image-20220522233118-7.png]]
176	176
177	177
178		-=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	132	+=== Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
179	179
180	180	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.
181	181
182		-[[image:image-20220522233300-8.png||height="219" width="722"]]
	136	+[[image:image-20220522233300-8.png]]
183	183
184	184
185		-== 2.4 Uplink Payload ==
	139	+== Uplink Payload: ==
186	186
187		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
	141	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
188	188
189		-After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
	143	+After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
190	190
191		-(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
192		-|(% style="width:97px" %)(((
193		-**Size(bytes)**
194		-)))|(% style="width:39px" %)(((
195		-**2**
196		-)))|(% style="width:100px" %)(((
197		-**2**
198		-)))|(% style="width:77px" %)(((
199		-**2**
200		-)))|(% style="width:47px" %)(((
201		-**1**
202		-)))|(% style="width:51px" %)(((
203		-**4**
204		-)))
205		-|(% style="width:97px" %)(((
206		-**Value**
207		-)))|(% style="width:39px" %)(((
208		-[[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]]
209		-)))|(% style="width:100px" %)(((
210		-(((
211		-[[Built-In 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]]
212		-)))
213		-)))|(% style="width:77px" %)(((
214		-(((
215		-[[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]]
216		-)))
217	217
218		-(((
219		-[[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]]
220		-)))
221		-)))|(% style="width:47px" %)(((
222		-[[Ext>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.5Ext23]] #
223		-)))|(% style="width:51px" %)(((
224		-[[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]]
225		-)))
	146	+(% style="width:572px" %)
	147	+|(% 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**
	148	+|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
	149	+[[Built-In>>path:#SHT20_Temperature]]
226	226
	151	+[[Temperature>>path:#SHT20_Temperature]]
	152	+)))|(% style="width:103px" %)(((
	153	+[[Built-in>>path:#SHT20_Humidity]]
	154	+
	155	+[[Humidity>>path:#SHT20_Humidity]]
	156	+)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
	157	+
227	227	* The First 6 bytes: has fix meanings for every LHT65N.
228	228	* The 7th byte (EXT #): defines the external sensor model.
229	229	* 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.)
230	230
231		-=== 2.4.1 Decoder in TTN V3 ===
	162	+=== Decoder in TTN V3 ===
232	232
233	233	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.
234	234
...	...	@@ -236,24 +236,37 @@
236	236
237	237	[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
238	238
239		-[[image:image-20220522234118-10.png||height="353" width="729"]]
	170	+[[image:image-20220522234118-10.png]]
240	240
241		-=== 2.4.2 BAT-Battery Info ===
242	242
	173	+=== BAT-Battery Info ===
	174	+
243	243	These two bytes of BAT include the battery state and the actually voltage
244	244
245		-[[image:image-20220523152839-18.png]]
	177	+(% style="width:646px" %)
	178	+|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
	179	+|Value|(% style="width:272px" %)(((
	180	+BAT Status
246	246
247		-[[image:image-20220522235639-1.png||height="139" width="727"]]
	182	+00(b): Ultra Low ( BAT <= 2.50v)
248	248
	184	+01(b): Low  (2.50v <=BAT <= 2.55v)
	185	+
	186	+10(b): OK   (2.55v <= BAT <=2.65v)
	187	+
	188	+11(b): Good   (BAT >= 2.65v)
	189	+)))|(% style="width:214px" %)Actually BAT voltage
	190	+
	191	+[[image:image-20220522235639-1.png]]
	192	+
249	249	Check the battery voltage for LHT65N.
250	250
251	251	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
252	252	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
253	253
254		-=== 2.4.3 Built-in Temperature ===
	198	+=== Built-in Temperature ===
255	255
256		-[[image:image-20220522235639-2.png||height="138" width="722"]]
	200	+[[image:image-20220522235639-2.png]]
257	257
258	258	* Temperature:  0x0ABB/100=27.47℃
259	259
...	...	@@ -261,92 +261,72 @@
261	261
262	262	* Temperature:  (0xF5C6-65536)/100=-26.18℃
263	263
264		-=== 2.4.4 Built-in Humidity ===
	208	+=== Built-in Humidity ===
265	265
266		-[[image:image-20220522235639-4.png||height="138" width="722"]]
	210	+[[image:image-20220522235639-4.png]]
267	267
268	268	* Humidity:    0x025C/10=60.4%
269	269
270		-=== 2.4.5 Ext # ===
	214	+=== Ext # ===
271	271
272	272	Bytes for External Sensor:
273	273
274		-[[image:image-20220523152822-17.png]]
	218	+(% style="width:624px" %)
	219	+|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
	220	+|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
	221	+|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
275	275
276		-=== 2.4.6 Ext value ===
	223	+=== Ext value ===
277	277
278		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	225	+==== Ext~=1, E3 Temperature Sensor ====
279	279
280	280	[[image:image-20220522235639-5.png]]
281	281
	229	+
282	282	* DS18B20 temp=0x0ADD/100=27.81℃
283	283
284	284	The last 2 bytes of data are meaningless
285	285
	234	+
	235	+
286	286	[[image:image-20220522235639-6.png]]
287	287
288	288	* External temperature= (0xF54F-65536)/100=-27.37℃
289	289
290		-(((
291	291	The last 2 bytes of data are meaningless
292		-)))
293	293
294		-(((
	242	+
295	295	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
296		-)))
297	297
298	298
299		-==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
	246	+==== Ext~=9, E3 sensor with Unix Timestamp ====
300	300
301	301	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:
302	302
303		-(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
304		-|(% style="width:96px" %)(((
305		-**Size(bytes)**
306		-)))|(% style="width:71px" %)(((
307		-**2**
308		-)))|(% style="width:99px" %)(((
309		-**2**
310		-)))|(% style="width:132px" %)(((
311		-**2**
312		-)))|(% style="width:54px" %)(((
313		-**1**
314		-)))|(% style="width:64px" %)(((
315		-**4**
316		-)))
317		-|(% style="width:96px" %)(((
318		-**Value**
319		-)))|(% style="width:71px" %)(((
320		-[[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]]
321		-)))|(% style="width:99px" %)(((
322		-(((
323		-[[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]]
324		-)))
325	325
326		-(((
327		-[[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]]
328		-)))
329		-)))|(% style="width:132px" %)(((
330		-(((
331		-BAT Status &
332		-)))
	251	+(% style="width:697px" %)
	252	+|(% 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**
	253	+|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
	254	+[[Built-In>>path:#SHT20_Temperature]]
333	333
334		-(((
335		-[[Built-in 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]]
	256	+[[Temperature>>path:#SHT20_Temperature]]
	257	+)))|(% style="width:106px" %)(((
	258	+[[BAT Status &>>path:#BAT_Humidity]]
	259	+
	260	+[[Built-in>>path:#BAT_Humidity]]
	261	+
	262	+[[Humidity>>path:#BAT_Humidity]]
	263	+)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
	264	+[[Unix>>path:#Unix_Time_Stamp]]
	265	+
	266	+[[Time Stamp>>path:#Unix_Time_Stamp]]
336	336	)))
337		-)))|(% style="width:54px" %)(((
338		-Status & Ext
339		-)))|(% style="width:64px" %)(((
340		-(((
341		-[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
342		-)))
343		-)))
344	344
345		-* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
	269	+* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
346	346
347		-(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
348		-|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
349		-|(% style="width:65px" %)Value|(% style="width:267px" %)(((
	271	+(% style="width:587px" %)
	272	+|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
	273	+|Value|(% style="width:280px" %)(((
350	350	BAT Status
351	351
352	352	00(b): Ultra Low ( BAT <= 2.50v)
...	...	@@ -356,8 +356,8 @@
356	356	10(b): OK   (2.55v <= BAT <=2.65v)
357	357
358	358	11(b): Good   (BAT >= 2.65v)
359		-)))|(% style="width:134px" %)(((
360		-[[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]]
	283	+)))|(% style="width:136px" %)(((
	284	+[[Built-in Humidity>>path:#SHT20_Humidity]]
361	361
362	362
363	363	)))
...	...	@@ -364,27 +364,29 @@
364	364
365	365	* **Status & Ext Byte**
366	366
367		-[[image:image-20220523152434-16.png]]
	291	+(% style="width:732px" %)
	292	+|(% 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]**
	293	+|(% 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" %)(((
	294	+Ext:
368	368
	296	+0b(1001)
	297	+)))
	298	+
369	369	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
370	370	* 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.
371	371	* 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)
372	372
373		-== 2.5 Show data on Datacake ==
	303	+== Show data on Datacake ==
374	374
375	375	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:
376	376
377		-(((
	307	+
378	378	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
379		-)))
380	380
381		-(((
382	382	**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.
383		-)))
384	384
385		-(((
	312	+
386	386	Add Datacake:
387		-)))
388	388
389	389	[[image:image-20220523000825-7.png||height="262" width="583"]]
390	390
...	...	@@ -393,240 +393,121 @@
393	393
394	394	[[image:image-20220523000825-8.png||height="453" width="406"]]
395	395
	322	+
396	396	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
397	397
398	398	[[image:image-20220523000825-9.png||height="366" width="392"]]
399	399
400		-[[image:image-20220523000825-10.png||height="413" width="728"]]
401	401
402		-== 2.6 Datalog Feature ==
403	403
404		-Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
	329	+[[image:image-20220523000825-10.png||height="432" width="762"]]
405	405
406		-=== 2.6.1 Ways to get datalog via LoRaWAN ===
407	407
408		-There are two methods:
	332	+== Datalog Feature ==
409	409
410		-1. IoT Server sends a downlink LoRaWAN command to [poll the value>PollSensorValue].
411		-1.
	334	+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.
412	412
	336	+=== Unix TimeStamp ===
413	413
414		-=== 2.6.2 Unix TimeStamp ===
415		-
416	416	LHT65N uses Unix TimeStamp format based on
417	417
418	418	[[image:image-20220523001219-11.png||height="97" width="627"]]
419	419
420	420
421		-(((
422	422	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
423		-)))
424	424
425		-(((
426	426	Below is the converter example
427		-)))
428	428
429		-[[image:image-20220523001219-12.png||height="298" width="720"]]
	347	+[[image:image-20220523001219-12.png||height="353" width="853"]]
430	430
431	431	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
432	432
433		-=== 2.6.3 Set Device Time ===
434	434
435		-(((
	352	+=== Set Device Time ===
	353	+
436	436	There are two ways to set device’s time:
437		-)))
438	438
439		-(((
440	440	**~1. Through LoRaWAN MAC Command (Default settings)**
441		-)))
442	442
443		-(((
444	444	User need to set SYNCMOD=1 to enable sync time via MAC command.
445		-)))
446	446
447		-(((
448	448	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).
449		-)))
450	450
451		-(((
452	452	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.
453		-)))
454	454
455		-(((
456		-
457		-)))
458	458
459		-(((
460	460	**2. Manually Set Time**
461		-)))
462	462
463		-(((
464	464	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
465		-)))
466	466
467		-=== [[2.6.4 Poll sensor value>>2.6.4 Poll sensor value||anchor="PollSensorValue"]] ===
468	468
	370	+=== Poll sensor value ===
	371	+
469	469	User can poll sensor value based on timestamps from the server. Below is the downlink command.
470	470
471		-[[image:image-20220523152302-15.png]]
472	472
473		-(((
	375	+(% style="width:454px" %)
	376	+|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
	377	+|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
	378	+
474	474	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.
475		-)))
476	476
477		-(((
478		-For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
479		-)))
480	480
481		-(((
	382	+For example, downlink command 31 5FC5F350 5FC6 0160 05
	383	+
482	482	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
483		-)))
484	484
485		-(((
486	486	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
487		-)))
488	488
489	489
490		-=== 2.6.5 Datalog Uplink payload ===
	389	+=== Datalog Uplink payload ===
491	491
492	492	The Datalog poll reply uplink will use below payload format.
493	493
494		-(((
495		-**Retrieval data payload**
496		-)))
497	497
498		-(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
499		-|(% style="width:93px" %)(((
500		-(((
501		-**Size(bytes)**
502		-)))
503		-)))|(% style="width:71px" %)(((
504		-(((
505		-**2**
506		-)))
507		-)))|(% style="width:102px" %)(((
508		-(((
509		-**2**
510		-)))
511		-)))|(% style="width:86px" %)(((
512		-(((
513		-**2**
514		-)))
515		-)))|(% style="width:86px" %)(((
516		-(((
517		-**1**
518		-)))
519		-)))|(% style="width:48px" %)(((
520		-(((
521		-**4**
522		-)))
523		-)))
524		-|(% style="width:93px" %)(((
525		-(((
526		-**Value**
527		-)))
528		-)))|(% style="width:71px" %)(((
529		-(((
530		-[[External sensor data>>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]]
531		-)))
532		-)))|(% style="width:102px" %)(((
533		-(((
534		-(((
535		-[[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]]
536		-)))
537		-)))
	394	+Retrieval data payload
538	538
539		-(((
540		-(((
541		-[[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]]
542		-)))
543		-)))
544		-)))|(% style="width:86px" %)(((
545		-(((
546		-(((
547		-[[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]]
548		-)))
549		-)))
	396	+|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
	397	+|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
	398	+[[Built-In>>path:#SHT20_Temperature]]
550	550
551		-(((
552		-(((
553		-[[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]]
554		-)))
555		-)))
556		-)))|(% style="width:86px" %)(((
557		-(((
558		-[[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]]
559		-)))
560		-)))|(% style="width:48px" %)(((
561		-(((
562		-(((
563		-[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.1UnixTimeStamp]]
564		-)))
565		-)))
	400	+[[Temperature>>path:#SHT20_Temperature]]
	401	+)))|(((
	402	+[[Built-in>>path:#SHT20_Humidity]]
566	566
567		-(((
568		-(((
	404	+[[Humidity>>path:#SHT20_Humidity]]
	405	+)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
	406	+[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
	407	+
569	569
570	570	)))
571		-)))
572		-)))
573	573
574		-**Poll message flag & Ext**
	411	+Poll message flag & Ext
575	575
576		-[[image:image-20220523152208-14.png]]
577	577
578		-(((
579		-(((
580		-Poll Message Flag: 1: This message is a poll message reply.
581		-)))
582		-)))
	414	+|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
	415	+|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
	416	+Ext:
583	583
584		-* (((
585		-(((
586		-Poll Message Flag is set to 1.
	418	+0b(1001)
587	587	)))
588		-)))
589		-* (((
590		-(((
591		-Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
592		-)))
593		-)))
594	594
595		-(((
596		-(((
	421	+Poll Message Flag: 1: This message is a poll message reply.
	422	+
	423	+* Poll Message Flag is set to 1.
	424	+* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
	425	+
597	597	For example, in US915 band, the max payload for different DR is:
598		-)))
599		-)))
600	600
601		-(((
602		-(((
603		-a) DR0: max is 11 bytes so one entry of data
604		-)))
605		-)))
	428	+a)      DR0: max is 11 bytes so one entry of data
606	606
607		-(((
608		-(((
609		-b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
610		-)))
611		-)))
	430	+b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
612	612
613		-(((
614		-(((
615		-c) DR2: total payload includes 11 entries of data
616		-)))
617		-)))
	432	+c)      DR2: total payload includes 11 entries of data
618	618
619		-(((
620		-(((
621		-d) DR3: total payload includes 22 entries of data.
622		-)))
623		-)))
	434	+d)      DR3: total payload includes 22 entries of data.
624	624
625		-(((
626		-(((
627	627	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
628		-)))
629		-)))
630	630
631	631
632	632	**Example:**
...	...	@@ -633,29 +633,37 @@
633	633
634	634	If LHT65N has below data inside Flash:
635	635
636		-[[image:image-20220523144455-1.png||height="335" width="735"]]
	443	+Flash Addr   |Unix Time | Ext | BAT voltage|  Value
637	637
638		-(((
639		-If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
640		-)))
	445	+80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
641	641
642		-(((
	447	+80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
	448	+
	449	+8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
	450	+
	451	+8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
	452	+
	453	+8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
	454	+
	455	+8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
	456	+
	457	+8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
	458	+
	459	+8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
	460	+
	461	+
	462	+If user sends below downlink command:
	463	+
	464	+3160065F9760066DA705
	465	+
643	643	Where : Start time: 60065F97 = time 21/1/19 04:27:03
644		-)))
645	645
646		-(((
647	647	Stop time 60066DA7= time 21/1/19 05:27:03
648		-)))
649	649
650		-(((
651		-
652		-)))
653	653
654		-(((
655	655	LHT65N will uplink this payload.
656		-)))
657	657
658		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	473	+[[image:image-20220523001219-13.png]]
659	659
660	660	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
661	661
...	...	@@ -673,69 +673,49 @@
673	673
674	674	Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
675	675
676		-== 2.7 Alarm Mode ==
677	677
	492	+== Alarm Mode ==
	493	+
678	678	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.
679	679
680		-(((
681		-(% style="color:red" %)Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
682		-)))
683	683
684		-(((
685		-**AT Commands for Alarm mode:**
686		-)))
	497	+Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
687	687
688		-(% class="box infomessage" %)
689		-(((
690		-(((
	499	+
	500	+AT Commands for Alarm mode:
	501	+
691	691	**AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
692		-)))
693		-)))
694	694
695		-(% class="box infomessage" %)
696		-(((
697		-(((
698	698	**AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
699		-)))
700		-)))
701	701
702		-== 2.8 LED Indicator ==
703	703
704		-(((
	507	+
	508	+== LED Indicator ==
	509	+
705	705	The LHT65N has a triple color LED which for easy shows different stage.
706		-)))
707	707
708		-(((
709	709	While pressing ACT button, the LED will work as per LED status with ACT button.
710		-)))
711	711
712		-(((
713	713	In a normal working state:
714		-)))
715	715
716		-* (((
717		-For each uplink, the BLUE LED or RED LED will blink once.
718		-)))
719		-* (((
720		-BLUE LED when an external sensor is connected
721		-)))
722		-* (((
723		-RED LED when an external sensor is not connected
724		-)))
725		-* (((
726		-For each success downlink, the PURPLE LED will blink once
727		-)))
	516	+* For each uplink, the BLUE LED or RED LED will blink once.
	517	+* BLUE LED when an external sensor is connected
	518	+* RED LED when an external sensor is not connected
	519	+* For each success downlink, the PURPLE LED will blink once
728	728
729	729	----
730	730
731		-== 2.9 Installation ==
	523	+== Installation ==
732	732
733	733	[[image:image-20220516231650-1.png||height="436" width="428"]]
734	734
735		-= 3. Sensors & Accessories =
736	736
737		-== 3.1 E3 Temperature Probe ==
738	738
	529	+
	530	+= Sensors & Accessories =
	531	+
	532	+== E3 Temperature Probe ==
	533	+
739	739	[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
740	740
741	741
...	...	@@ -748,116 +748,93 @@
748	748	* -55°C to 125°C
749	749	* Working voltage 2.35v ~~ 5v
750	750
751		-= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
	546	+= Configure LHT65N via AT Command or LoRaWAN Downlink =
752	752
753		-(((
754	754	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
755		-)))
756	756
757		-* (((
758		-AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
759		-)))
760		-* (((
761		-LoRaWAN Downlink instruction for different platforms:
762		-)))
	550	+* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	551	+* LoRaWAN Downlink instruction for different platforms:
763	763
764		-(((
765	765	[[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]]
766		-)))
767	767
768		-(((
	555	+
769	769	There are two kinds of commands to configure LHT65N, they are:
770		-)))
771	771
772		-(((
773		-(% style="color:#4f81bd" %)* **General Commands**.
774		-)))
	558	+* **General Commands**.
775	775
776		-(((
777	777	These commands are to configure:
778		-)))
779	779
780		-* (((
781		-General system settings like: uplink interval.
782		-)))
783		-* (((
784		-LoRaWAN protocol & radio-related commands.
785		-)))
	562	+* General system settings like: uplink interval.
	563	+* LoRaWAN protocol & radio-related commands.
786	786
787		-(((
788	788	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
789		-)))
790	790
791		-(((
792	792	[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
793		-)))
794	794
795		-(((
796		-(% style="color:#4f81bd" %)* **Commands special design for LHT65N**
797		-)))
798	798
799		-(((
	570	+
	571	+* **Commands special design for LHT65N**
	572	+
800	800	These commands are only valid for LHT65N, as below:
801		-)))
802	802
803		-== 4.1 Set Transmit Interval Time ==
804	804
	576	+== Set Transmit Interval Time ==
	577	+
805	805	Feature: Change LoRaWAN End Node Transmit Interval.
806	806
807	807	**AT Command: AT+TDC**
808	808
809		-[[image:image-20220523150701-2.png]]
	582	+|**Command Example**|**Function**|**Response**
	583	+|AT+TDC?|Show current transmit Interval|(((
	584	+30000
810	810
811		-(((
812		-**Downlink Command: 0x01**
	586	+OK
	587	+
	588	+the interval is 30000ms = 30s
813	813	)))
	590	+|AT+TDC=60000|Set Transmit Interval|(((
	591	+OK
814	814
815		-(((
816		-Format: Command Code (0x01) followed by 3 bytes time value.
	593	+Set transmit interval to 60000ms = 60 seconds
817	817	)))
818	818
819		-(((
	596	+**Downlink Command: 0x01**
	597	+
	598	+Format: Command Code (0x01) followed by 3 bytes time value.
	599	+
820	820	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
821		-)))
822	822
823		-* (((
824		-**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
825		-)))
826		-* (((
827		-**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
828		-)))
	602	+* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	603	+* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
829	829
830		-== 4.2 Set External Sensor Mode ==
	605	+== Set External Sensor Mode ==
831	831
832	832	Feature: Change External Sensor Mode.
833	833
834	834	**AT Command: AT+EXT**
835	835
836		-[[image:image-20220523150759-3.png]]
	611	+|**Command Example**|**Function**|**Response**
	612	+|AT+EXT?|Get current external sensor mode|(((
	613	+1
837	837
838		-(((
839		-**Downlink Command: 0xA2**
	615	+OK
	616	+
	617	+External Sensor mode =1
840	840	)))
	619	+|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
	620	+|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
841	841
842		-(((
	622	+**Downlink Command: 0xA2**
	623	+
843	843	Total bytes: 2 ~~ 5 bytes
844		-)))
845	845
846		-(((
847		-**Example:**
848		-)))
	626	+Example:
849	849
850		-* (((
851		-0xA201: Set external sensor type to E1
852		-)))
853		-* (((
854		-0xA209: Same as AT+EXT=9
855		-)))
856		-* (((
857		-0xA20702003c,Same as AT+SETCNT=60
858		-)))
	628	+* 0xA201: Set external sensor type to E1
	629	+* 0xA209: Same as AT+EXT=9
	630	+* 0xA20702003c,Same as AT+SETCNT=60
859	859
860		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	632	+== Enable/Disable uplink Temperature probe ID ==
861	861
862	862	Feature: If PID is enabled, device will send the temperature probe ID on:
863	863
...	...	@@ -866,82 +866,101 @@
866	866
867	867	PID is default set to disable (0)
868	868
	641	+
869	869	**AT Command:**
870	870
871		-[[image:image-20220523150928-4.png]]
	644	+|**Command Example**|**Function**|**Response**
	645	+|AT+PID=1|Enable PID uplink|OK
872	872
873	873	**Downlink Command:**
874	874
875		-* 0xA800  **~-~->** AT+PID=0
876		-* 0xA801     **~-~->** AT+PID=1
	649	+* 0xA800     à AT+PID=0
	650	+* 0xA801     à AT+PID=1
877	877
878		-== 4.4 Set Password ==
879	879
	653	+== Set Password ==
	654	+
880	880	Feature: Set device password, max 9 digits
881	881
882	882	**AT Command: AT+PWORD**
883	883
884		-[[image:image-20220523151052-5.png]]
	659	+|**Command Example**|**Function**|**Response**
	660	+|AT+PWORD=?|Show password|(((
	661	+123456
885	885
886		-(((
887		-**Downlink Command:**
	663	+
	664	+OK
888	888	)))
	666	+|AT+PWORD=999999|Set password|OK
889	889
890		-(((
	668	+**Downlink Command:**
	669	+
891	891	No downlink command for this feature.
892		-)))
893	893
894		-== 4.5 Quit AT Command ==
895	895
	673	+== Quit AT Command ==
	674	+
896	896	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
897	897
898	898	**AT Command: AT+DISAT**
899	899
900		-[[image:image-20220523151132-6.png]]
	679	+|**Command Example**|**Function**|**Response**
	680	+|AT+DISAT|Quit AT Commands mode|OK
901	901
902	902	**Downlink Command:**
903	903
904	904	No downlink command for this feature.
905	905
906		-== 4.6 Set to sleep mode ==
907	907
	687	+== Set to sleep mode ==
	688	+
908	908	Feature: Set device to sleep mode
909	909
910	910	**AT Command: AT+SLEEP**
911	911
912		-[[image:image-20220523151218-7.png]]
	693	+| | |
	694	+|**Command Example**|**Function**|**Response**
	695	+|AT+SLEEP|Set to sleep mode|(((
	696	+Clear all stored sensor data…
913	913
	698	+OK
	699	+)))
	700	+
914	914	**Downlink Command:**
915	915
916	916	* There is no downlink command to set to Sleep mode.
917	917
918		-== 4.7 Set system time ==
919	919
	706	+== Set system time ==
	707	+
920	920	Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
921	921
922	922	**AT Command:**
923	923
924		-[[image:image-20220523151253-8.png]]
	712	+|**Command Example**|**Function**
	713	+|AT+TIMESTAMP=1611104352|(((
	714	+OK
925	925
	716	+Set System time to 2021-01-20 00:59:12
	717	+)))
	718	+
926	926	**Downlink Command:**
927	927
928	928	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
929	929
930		-== 4.8 Set Time Sync Mode ==
931	931
932		-(((
	724	+== Set Time Sync Mode ==
	725	+
933	933	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
934		-)))
935	935
936		-(((
	728	+
937	937	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.
938		-)))
939	939
940		-(((
	731	+
941	941	**AT Command:**
942		-)))
943	943
944		-[[image:image-20220523151336-9.png]]
	734	+|**Command Example**|**Function**
	735	+|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
945	945
946	946	**Downlink Command:**
947	947
...	...	@@ -949,169 +949,197 @@
949	949
950	950	0x28 00 ~/~/ Same As AT+SYNCMOD=0
951	951
952		-== 4.9 Set Time Sync Interval ==
953	953
	744	+== Set Time Sync Interval ==
	745	+
954	954	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
955	955
956	956	**AT Command:**
957	957
958		-[[image:image-20220523151411-10.png]]
	750	+|**Command Example**|**Function**
	751	+|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
959	959
960	960	**Downlink Command:**
961	961
962	962	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
963	963
964		-== 4.10 Print data entries base on page. ==
965	965
	758	+== Print data entries base on page. ==
	759	+
966	966	Feature: Print the sector data from start page to stop page (max is 416 pages).
967	967
968	968	**AT Command: AT+PDTA**
969	969
970		-[[image:image-20220523151450-11.png]]
	764	+|**Command Example**|**Response**
	765	+|(((
	766	+AT+PDTA=1,3
971	971
	768	+
	769	+
	770	+Print page 1 to 3
	771	+)))|(((
	772	+8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
	773	+
	774	+8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
	775	+
	776	+8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
	777	+
	778	+8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
	779	+
	780	+8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
	781	+
	782	+8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
	783	+
	784	+8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
	785	+
	786	+8019570
	787	+
	788	+8019580
	789	+
	790	+8019590
	791	+
	792	+80195A0
	793	+
	794	+80195B0
	795	+
	796	+80195C0
	797	+
	798	+80195D0
	799	+
	800	+80195E0
	801	+
	802	+80195F0
	803	+
	804	+
	805	+OK
	806	+)))
	807	+
972	972	**Downlink Command:**
973	973
974	974	No downlink commands for feature
975	975
976		-== 4.11 Print last few data entries. ==
977	977
	813	+
	814	+== Print last few data entries. ==
	815	+
978	978	Feature: Print the last few data entries
979	979
980	980	**AT Command: AT+PLDTA**
981	981
982		-[[image:image-20220523151524-12.png]]
	820	+|**Command Example**|**Response**
	821	+|(((
	822	+AT+PLDTA=5
983	983
	824	+
	825	+
	826	+Print last 5 entries
	827	+)))|(((
	828	+Stop Tx and RTP events when read sensor data
	829	+
	830	+1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
	831	+
	832	+2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
	833	+
	834	+3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
	835	+
	836	+4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
	837	+
	838	+5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
	839	+
	840	+Start Tx and RTP events
	841	+
	842	+OK
	843	+)))
	844	+
984	984	**Downlink Command:**
985	985
986	986	No downlink commands for feature
987	987
988		-== 4.12 Clear Flash Record ==
989	989
	850	+
	851	+== Clear Flash Record ==
	852	+
990	990	Feature: Clear flash storage for data log feature.
991	991
992	992	**AT Command: AT+CLRDTA**
993	993
994		-[[image:image-20220523151556-13.png]]
	857	+|**Command Example**|**Function**|**Response**
	858	+|AT+CLRDTA|Clear date record|(((
	859	+Clear all stored sensor data…
995	995
	861	+OK
	862	+)))
	863	+
996	996	**Downlink Command: 0xA3**
997	997
998	998	* Example: 0xA301 ~/~/Same as AT+CLRDTA
999	999
1000		-= 5. Battery & How to replace =
1001	1001
1002		-== 5.1 Battery Type ==
1003	1003
	870	+= Battery & How to replace =
	871	+
	872	+== Battery Type ==
	873	+
1004	1004	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.
1005	1005
1006		-(((
1007	1007	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1008	1008	[[image:image-20220515075034-1.png||height="208" width="644"]]
1009		-)))
1010	1010
1011		-(((
	879	+
1012	1012	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1013	1013
1014		-)))
1015	1015
1016		-== 5.2 Replace Battery ==
	883	+== Replace Battery ==
1017	1017
1018	1018	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.
1019	1019
1020	1020	[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
1021	1021
1022		-== 5.3 Battery Life Analyze ==
1023	1023
1024		-(((
	890	+== Battery Life Analyze ==
	891	+
1025	1025	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:
1026	1026	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
1027		-)))
1028	1028
1029		-= 6. Order Info =
1030	1030
1031		-(((
1032		-Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
1033		-)))
	896	+= Order Info =
1034	1034
1035		-(((
1036		-(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1037		-)))
	898	+Part Number: (% class="mark" %)**LHT65N-XX**
1038	1038
1039		-* (((
1040		-(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
1041		-)))
1042		-* (((
1043		-(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
1044		-)))
1045		-* (((
1046		-(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
1047		-)))
1048		-* (((
1049		-(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
1050		-)))
1051		-* (((
1052		-(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
1053		-)))
1054		-* (((
1055		-(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
1056		-)))
1057		-* (((
1058		-(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
1059		-)))
1060		-* (((
1061		-(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
1062		-)))
	900	+**XX**: The default frequency band
1063	1063
1064		-(((
1065		-(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
1066		-)))
	902	+* **AS923**: LoRaWAN AS923 band
	903	+* **AU915**: LoRaWAN AU915 band
	904	+* **EU433**: LoRaWAN EU433 band
	905	+* **EU868**: LoRaWAN EU868 band
	906	+* **KR920**: LoRaWAN KR920 band
	907	+* **US915**: LoRaWAN US915 band
	908	+* **IN865**: LoRaWAN IN865 band
	909	+* **CN470**: LoRaWAN CN470 band
1067	1067
1068		-* (((
1069		-(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
1070		-)))
	911	+**YY**: Sensor Accessories
1071	1071
1072		-= 7. Packing Info =
	913	+* **E3**: External Temperature Probe
1073	1073
1074		-(((
	915	+= Packing Info =
	916	+
1075	1075	**Package Includes**:
1076		-)))
1077	1077
1078		-* (((
1079		-LHT65N Temperature & Humidity Sensor x 1
1080		-)))
1081		-* (((
1082		-Program cable x 1
1083		-)))
1084		-* (((
1085		-Optional external sensor
1086		-)))
	919	+* LHT65N Temperature & Humidity Sensor x 1
	920	+* Program cable x 1
	921	+* Optional external sensor
1087	1087
1088		-(((
1089	1089	**Dimension and weight**:
1090		-)))
1091	1091
1092		-* (((
1093		-Device Size:  13.5 x 7 x 3 cm
1094		-)))
1095		-* (((
1096		-Device Weight: 105g
1097		-)))
1098		-* (((
1099		-Package Size / pcs : 14.5 x 8 x 5 cm
1100		-)))
1101		-* (((
1102		-Weight / pcs : 170g
1103		-)))
	925	+* Device Size:  13.5 x 7 x 3 cm
	926	+* Device Weight: 105g
	927	+* Package Size / pcs : 14.5 x 8 x 5 cm
	928	+* Weight / pcs : 170g
1104	1104
1105		-= 8. FCC Warning =
	930	+= FCC Warning =
1106	1106
1107		-(((
1108	1108	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1109		-)))
1110	1110
1111		-(((
1112		-(1) This device may not cause harmful interference；
1113		-)))
	934	+(1) This device may not cause harmful interference, and
1114	1114
1115		-(((
1116		-(2) this device must accept any interference received, including interference that may cause undesired operation.
1117		-)))
	936	+(2) this device must accept any interference received, including interference that may cause undesired operation

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