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Details

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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Edwin

Content

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1		-(% style="text-align:center" %)
2		-[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
3		-
4		-
5		-**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6		-
7		-
8		-
9		-**Table of Contents：**
10		-
	1	+{{box cssClass="floatinginfobox" title="**Contents**"}}
11	11	{{toc/}}
	3	+{{/box}}
12	12
	5	+= Overview =
13	13
	7	+[[image:LHT65N_10.png||alt="LHT65_Image" height="265" width="265"]]
14	14
15		-= 1.Introduction =
16	16
17		-== 1.1 What is LHT65N Temperature & Humidity Sensor ==
	10	+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**(%%)**.**
18	18
19		-(((
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		-)))
22		-
23		-(((
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		-)))
26	26
27		-(((
28	28	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
29		-)))
30	30
31		-(((
32	32	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
33		-)))
34	34
35		-(((
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		-)))
	18	+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.
38	38
39		-(((
40	40	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
41		-)))
42	42
43		-== 1.2 Features ==
44	44
	23	+== Features: ==
	24	+
45	45	* Wall mountable
46	46	* LoRaWAN v1.0.3 Class A protocol
47	47	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
...	...	@@ -54,87 +54,55 @@
54	54	* Tri-color LED to indicate working status
55	55	* Datalog feature
56	56
57		-== 1.3 Specification ==
	37	+== Specification: ==
58	58
59		-(((
60	60	**Built-in Temperature Sensor:**
61		-)))
62	62
63		-* (((
64		-Resolution: 0.01 °C
65		-)))
66		-* (((
67		-Accuracy Tolerance : Typ ±0.3 °C
68		-)))
69		-* (((
70		-Long Term Drift: < 0.02 °C/yr
71		-)))
72		-* (((
73		-Operating Range: -40 ~~ 85 °C
74		-)))
	41	+* Resolution: 0.01 °C
	42	+* Accuracy Tolerance : Typ ±0.3 °C
	43	+* Long Term Drift: < 0.02 °C/yr
	44	+* Operating Range: -40 ~~ 85 °C
75	75
76		-(((
77	77	**Built-in Humidity Sensor:**
78		-)))
79	79
80		-* (((
81		-Resolution: 0.04 %RH
82		-)))
83		-* (((
84		-Accuracy Tolerance : Typ ±3 %RH
85		-)))
86		-* (((
87		-Long Term Drift: < 0.02 °C/yr
88		-)))
89		-* (((
90		-Operating Range: 0 ~~ 96 %RH
91		-)))
	48	+* Resolution: 0.04 %RH
	49	+* Accuracy Tolerance : Typ ±3 %RH
	50	+* Long Term Drift: < 0.02 °C/yr
	51	+* Operating Range: 0 ~~ 96 %RH
92	92
93		-(((
94	94	**External Temperature Sensor:**
95		-)))
96	96
97		-* (((
98		-Resolution: 0.0625 °C
99		-)))
100		-* (((
101		-±0.5°C accuracy from -10°C to +85°C
102		-)))
103		-* (((
104		-±2°C accuracy from -55°C to +125°C
105		-)))
106		-* (((
107		-Operating Range: -55 °C ~~ 125 °C
108		-)))
	55	+* Resolution: 0.0625 °C
	56	+* ±0.5°C accuracy from -10°C to +85°C
	57	+* ±2°C accuracy from -55°C to +125°C
	58	+* Operating Range: -55 °C ~~ 125 °C
109	109
110		-= 2. Connect LHT65N to IoT Server =
	60	+= Connect LHT65N to IoT Server =
111	111
112		-== 2.1 How does LHT65N work? ==
	62	+== How does LHT65N work? ==
113	113
114		-(((
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		-)))
117	117
118		-(((
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		-)))
121	121
122		-== 2.2 How to Activate LHT65N? ==
123	123
	69	+== How to Activate LHT65N? ==
	70	+
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	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		-(((
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		-)))
132	132
133	133	[[image:image-20220515123819-1.png||height="379" width="317"]]
134	134
135		-[[image:image-20220523153201-19.png||height="163" width="739"]]
	80	+|**Behavior on ACT**|**Function**|**Action**
	81	+|**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.
	82	+|**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.
	83	+|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
136	136
137		-== 2.3 Example to join LoRaWAN network ==
	85	+== Example to join LoRaWAN network ==
138	138
139	139	(% class="wikigeneratedid" %)
140	140	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.
...	...	@@ -145,7 +145,7 @@
145	145	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:
146	146
147	147
148		-=== 2.3.1 Step 1: Create Device n TTN ===
	96	+=== **Step 1**: Create Device n TTN ===
149	149
150	150	Create a device in TTN V3 with the OTAA keys from LHT65N.
151	151
...	...	@@ -159,8 +159,10 @@
159	159
160	160	[[image:image-20220522232916-3.png]]
161	161
	110	+
162	162	[[image:image-20220522232932-4.png]]
163	163
	113	+
164	164	[[image:image-20220522232954-5.png]]
165	165
166	166	Note: LHT65N use same payload as LHT65.
...	...	@@ -173,60 +173,37 @@
173	173	[[image:image-20220522233118-7.png]]
174	174
175	175
176		-=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	126	+=== Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
177	177
178	178	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.
179	179
180		-[[image:image-20220522233300-8.png||height="219" width="722"]]
	130	+[[image:image-20220522233300-8.png]]
181	181
182	182
183		-== 2.4 Uplink Payload ==
	133	+== Uplink Payload: ==
184	184
185		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
	135	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
186	186
187		-After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
	137	+After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
188	188
189		-(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
190		-|(% style="width:97px" %)(((
191		-**Size(bytes)**
192		-)))|(% style="width:39px" %)(((
193		-**2**
194		-)))|(% style="width:100px" %)(((
195		-**2**
196		-)))|(% style="width:77px" %)(((
197		-**2**
198		-)))|(% style="width:47px" %)(((
199		-**1**
200		-)))|(% style="width:51px" %)(((
201		-**4**
202		-)))
203		-|(% style="width:97px" %)(((
204		-**Value**
205		-)))|(% style="width:39px" %)(((
206		-[[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]]
207		-)))|(% style="width:100px" %)(((
208		-(((
209		-[[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]]
210		-)))
211		-)))|(% style="width:77px" %)(((
212		-(((
213		-[[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]]
214		-)))
215	215
216		-(((
217		-[[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]]
218		-)))
219		-)))|(% style="width:47px" %)(((
220		-[[Ext>>path:#Extension_Sensor]] #
221		-)))|(% style="width:51px" %)(((
222		-[[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]]
223		-)))
	140	+(% style="width:572px" %)
	141	+|(% 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**
	142	+|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
	143	+[[Built-In>>path:#SHT20_Temperature]]
224	224
	145	+[[Temperature>>path:#SHT20_Temperature]]
	146	+)))|(% style="width:103px" %)(((
	147	+[[Built-in>>path:#SHT20_Humidity]]
	148	+
	149	+[[Humidity>>path:#SHT20_Humidity]]
	150	+)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
	151	+
225	225	* The First 6 bytes: has fix meanings for every LHT65N.
226	226	* The 7th byte (EXT #): defines the external sensor model.
227	227	* 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.)
228	228
229		-=== 2.4.1 Decoder in TTN V3 ===
	156	+=== Decoder in TTN V3 ===
230	230
231	231	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.
232	232
...	...	@@ -234,24 +234,37 @@
234	234
235	235	[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
236	236
237		-[[image:image-20220522234118-10.png||height="353" width="729"]]
	164	+[[image:image-20220522234118-10.png]]
238	238
239		-=== 2.4.2 BAT-Battery Info ===
240	240
	167	+=== BAT-Battery Info ===
	168	+
241	241	These two bytes of BAT include the battery state and the actually voltage
242	242
243		-[[image:image-20220523152839-18.png]]
	171	+(% style="width:646px" %)
	172	+|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
	173	+|Value|(% style="width:272px" %)(((
	174	+BAT Status
244	244
245		-[[image:image-20220522235639-1.png||height="139" width="727"]]
	176	+00(b): Ultra Low ( BAT <= 2.50v)
246	246
	178	+01(b): Low  (2.50v <=BAT <= 2.55v)
	179	+
	180	+10(b): OK   (2.55v <= BAT <=2.65v)
	181	+
	182	+11(b): Good   (BAT >= 2.65v)
	183	+)))|(% style="width:214px" %)Actually BAT voltage
	184	+
	185	+[[image:image-20220522235639-1.png]]
	186	+
247	247	Check the battery voltage for LHT65N.
248	248
249	249	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
250	250	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
251	251
252		-=== 2.4.3 Built-in Temperature ===
	192	+=== Built-in Temperature ===
253	253
254		-[[image:image-20220522235639-2.png||height="138" width="722"]]
	194	+[[image:image-20220522235639-2.png]]
255	255
256	256	* Temperature:  0x0ABB/100=27.47℃
257	257
...	...	@@ -259,92 +259,72 @@
259	259
260	260	* Temperature:  (0xF5C6-65536)/100=-26.18℃
261	261
262		-=== 2.4.4 Built-in Humidity ===
	202	+=== Built-in Humidity ===
263	263
264		-[[image:image-20220522235639-4.png||height="138" width="722"]]
	204	+[[image:image-20220522235639-4.png]]
265	265
266	266	* Humidity:    0x025C/10=60.4%
267	267
268		-=== 2.4.5 Ext # ===
	208	+=== Ext # ===
269	269
270	270	Bytes for External Sensor:
271	271
272		-[[image:image-20220523152822-17.png]]
	212	+(% style="width:624px" %)
	213	+|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
	214	+|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
	215	+|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
273	273
274		-=== 2.4.6 Ext value ===
	217	+=== Ext value ===
275	275
276		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	219	+==== Ext~=1, E3 Temperature Sensor ====
277	277
278	278	[[image:image-20220522235639-5.png]]
279	279
	223	+
280	280	* DS18B20 temp=0x0ADD/100=27.81℃
281	281
282	282	The last 2 bytes of data are meaningless
283	283
	228	+
	229	+
284	284	[[image:image-20220522235639-6.png]]
285	285
286	286	* External temperature= (0xF54F-65536)/100=-27.37℃
287	287
288		-(((
289	289	The last 2 bytes of data are meaningless
290		-)))
291	291
292		-(((
	236	+
293	293	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
294		-)))
295	295
296	296
297		-==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
	240	+==== Ext~=9, E3 sensor with Unix Timestamp ====
298	298
299	299	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:
300	300
301		-(% border="1" style="background-color:#ffffcc; color:green; width:468px" %)
302		-|(% style="width:96px" %)(((
303		-**Size(bytes)**
304		-)))|(% style="width:71px" %)(((
305		-**2**
306		-)))|(% style="width:99px" %)(((
307		-**2**
308		-)))|(% style="width:132px" %)(((
309		-**2**
310		-)))|(% style="width:54px" %)(((
311		-**1**
312		-)))|(% style="width:64px" %)(((
313		-**4**
314		-)))
315		-|(% style="width:96px" %)(((
316		-**Value**
317		-)))|(% style="width:71px" %)(((
318		-[[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]]
319		-)))|(% style="width:99px" %)(((
320		-(((
321		-[[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]]
322		-)))
323	323
324		-(((
325		-[[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]]
326		-)))
327		-)))|(% style="width:132px" %)(((
328		-(((
329		-BAT Status &
330		-)))
	245	+(% style="width:697px" %)
	246	+|(% 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**
	247	+|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
	248	+[[Built-In>>path:#SHT20_Temperature]]
331	331
332		-(((
333		-[[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]]
	250	+[[Temperature>>path:#SHT20_Temperature]]
	251	+)))|(% style="width:106px" %)(((
	252	+[[BAT Status &>>path:#BAT_Humidity]]
	253	+
	254	+[[Built-in>>path:#BAT_Humidity]]
	255	+
	256	+[[Humidity>>path:#BAT_Humidity]]
	257	+)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
	258	+[[Unix>>path:#Unix_Time_Stamp]]
	259	+
	260	+[[Time Stamp>>path:#Unix_Time_Stamp]]
334	334	)))
335		-)))|(% style="width:54px" %)(((
336		-Status & Ext
337		-)))|(% style="width:64px" %)(((
338		-(((
339		-[[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]]
340		-)))
341		-)))
342	342
343		-* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
	263	+* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
344	344
345		-(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
346		-|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
347		-|(% style="width:65px" %)Value|(% style="width:267px" %)(((
	265	+(% style="width:587px" %)
	266	+|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
	267	+|Value|(% style="width:280px" %)(((
348	348	BAT Status
349	349
350	350	00(b): Ultra Low ( BAT <= 2.50v)
...	...	@@ -354,8 +354,8 @@
354	354	10(b): OK   (2.55v <= BAT <=2.65v)
355	355
356	356	11(b): Good   (BAT >= 2.65v)
357		-)))|(% style="width:134px" %)(((
358		-[[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]]
	277	+)))|(% style="width:136px" %)(((
	278	+[[Built-in Humidity>>path:#SHT20_Humidity]]
359	359
360	360
361	361	)))
...	...	@@ -362,27 +362,29 @@
362	362
363	363	* **Status & Ext Byte**
364	364
365		-[[image:image-20220523152434-16.png]]
	285	+(% style="width:732px" %)
	286	+|(% 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]**
	287	+|(% 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" %)(((
	288	+Ext:
366	366
	290	+0b(1001)
	291	+)))
	292	+
367	367	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
368	368	* 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.
369	369	* 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)
370	370
371		-== 2.5 Show data on Datacake ==
	297	+== Show data on Datacake ==
372	372
373	373	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:
374	374
375		-(((
	301	+
376	376	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
377		-)))
378	378
379		-(((
380	380	**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.
381		-)))
382	382
383		-(((
	306	+
384	384	Add Datacake:
385		-)))
386	386
387	387	[[image:image-20220523000825-7.png||height="262" width="583"]]
388	388
...	...	@@ -391,17 +391,21 @@
391	391
392	392	[[image:image-20220523000825-8.png||height="453" width="406"]]
393	393
	316	+
394	394	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
395	395
396	396	[[image:image-20220523000825-9.png||height="366" width="392"]]
397	397
398		-[[image:image-20220523000825-10.png||height="413" width="728"]]
399	399
400		-== 2.6 Datalog Feature ==
401	401
	323	+[[image:image-20220523000825-10.png||height="432" width="762"]]
	324	+
	325	+
	326	+== Datalog Feature ==
	327	+
402	402	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.
403	403
404		-=== 2.6.1 Unix TimeStamp ===
	330	+=== Unix TimeStamp ===
405	405
406	406	LHT65N uses Unix TimeStamp format based on
407	407
...	...	@@ -408,215 +408,100 @@
408	408	[[image:image-20220523001219-11.png||height="97" width="627"]]
409	409
410	410
411		-(((
412	412	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
413		-)))
414	414
415		-(((
416	416	Below is the converter example
417		-)))
418	418
419		-[[image:image-20220523001219-12.png||height="298" width="720"]]
	341	+[[image:image-20220523001219-12.png||height="353" width="853"]]
420	420
421	421	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
422	422
423		-=== 2.6.2 Set Device Time ===
424	424
425		-(((
	346	+=== Set Device Time ===
	347	+
426	426	There are two ways to set device’s time:
427		-)))
428	428
429		-(((
430	430	**~1. Through LoRaWAN MAC Command (Default settings)**
431		-)))
432	432
433		-(((
434	434	User need to set SYNCMOD=1 to enable sync time via MAC command.
435		-)))
436	436
437		-(((
438	438	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).
439		-)))
440	440
441		-(((
442	442	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.
443		-)))
444	444
445		-(((
446		-
447		-)))
448	448
449		-(((
450	450	**2. Manually Set Time**
451		-)))
452	452
453		-(((
454	454	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
455		-)))
456	456
457		-=== 2.6.3 Poll sensor value ===
458	458
	364	+=== Poll sensor value ===
	365	+
459	459	User can poll sensor value based on timestamps from the server. Below is the downlink command.
460	460
461		-[[image:image-20220523152302-15.png]]
462	462
463		-(((
	369	+(% style="width:454px" %)
	370	+|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
	371	+|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
	372	+
464	464	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.
465		-)))
466	466
467		-(((
468		-For example, downlink command **31 5FC5F350 5FC6 0160 05**
469		-)))
470	470
471		-(((
	376	+For example, downlink command 31 5FC5F350 5FC6 0160 05
	377	+
472	472	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
473		-)))
474	474
475		-(((
476	476	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
477		-)))
478	478
479	479
480		-=== 2.6.4 Datalog Uplink payload ===
	383	+=== Datalog Uplink payload ===
481	481
482	482	The Datalog poll reply uplink will use below payload format.
483	483
484		-(((
485		-**Retrieval data payload**
486		-)))
487	487
488		-(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
489		-|(% style="width:93px" %)(((
490		-(((
491		-**Size(bytes)**
492		-)))
493		-)))|(% style="width:71px" %)(((
494		-(((
495		-**2**
496		-)))
497		-)))|(% style="width:102px" %)(((
498		-(((
499		-**2**
500		-)))
501		-)))|(% style="width:86px" %)(((
502		-(((
503		-**2**
504		-)))
505		-)))|(% style="width:86px" %)(((
506		-(((
507		-**1**
508		-)))
509		-)))|(% style="width:48px" %)(((
510		-(((
511		-**4**
512		-)))
513		-)))
514		-|(% style="width:93px" %)(((
515		-(((
516		-**Value**
517		-)))
518		-)))|(% style="width:71px" %)(((
519		-(((
520		-[[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]]
521		-)))
522		-)))|(% style="width:102px" %)(((
523		-(((
524		-(((
525		-[[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]]
526		-)))
527		-)))
	388	+Retrieval data payload
528	528
529		-(((
530		-(((
531		-[[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]]
532		-)))
533		-)))
534		-)))|(% style="width:86px" %)(((
535		-(((
536		-(((
537		-[[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]]
538		-)))
539		-)))
	390	+|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
	391	+|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
	392	+[[Built-In>>path:#SHT20_Temperature]]
540	540
541		-(((
542		-(((
543		-[[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]]
544		-)))
545		-)))
546		-)))|(% style="width:86px" %)(((
547		-(((
548		-[[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]]
549		-)))
550		-)))|(% style="width:48px" %)(((
551		-(((
552		-(((
553		-[[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]]
554		-)))
555		-)))
	394	+[[Temperature>>path:#SHT20_Temperature]]
	395	+)))|(((
	396	+[[Built-in>>path:#SHT20_Humidity]]
556	556
557		-(((
558		-(((
	398	+[[Humidity>>path:#SHT20_Humidity]]
	399	+)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
	400	+[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
	401	+
559	559
560	560	)))
561		-)))
562		-)))
563	563
564		-**Poll message flag & Ext**
	405	+Poll message flag & Ext
565	565
566		-[[image:image-20220523152208-14.png]]
567	567
568		-(((
569		-(((
570		-Poll Message Flag: 1: This message is a poll message reply.
571		-)))
572		-)))
	408	+|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
	409	+|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
	410	+Ext:
573	573
574		-* (((
575		-(((
576		-Poll Message Flag is set to 1.
	412	+0b(1001)
577	577	)))
578		-)))
579		-* (((
580		-(((
581		-Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
582		-)))
583		-)))
584	584
585		-(((
586		-(((
	415	+Poll Message Flag: 1: This message is a poll message reply.
	416	+
	417	+* Poll Message Flag is set to 1.
	418	+* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
	419	+
587	587	For example, in US915 band, the max payload for different DR is:
588		-)))
589		-)))
590	590
591		-(((
592		-(((
593		-a) DR0: max is 11 bytes so one entry of data
594		-)))
595		-)))
	422	+a)      DR0: max is 11 bytes so one entry of data
596	596
597		-(((
598		-(((
599		-b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
600		-)))
601		-)))
	424	+b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
602	602
603		-(((
604		-(((
605		-c) DR2: total payload includes 11 entries of data
606		-)))
607		-)))
	426	+c)      DR2: total payload includes 11 entries of data
608	608
609		-(((
610		-(((
611		-d) DR3: total payload includes 22 entries of data.
612		-)))
613		-)))
	428	+d)      DR3: total payload includes 22 entries of data.
614	614
615		-(((
616		-(((
617	617	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
618		-)))
619		-)))
620	620
621	621
622	622	**Example:**
...	...	@@ -623,29 +623,37 @@
623	623
624	624	If LHT65N has below data inside Flash:
625	625
626		-[[image:image-20220523144455-1.png||height="335" width="735"]]
	437	+Flash Addr   |Unix Time | Ext | BAT voltage|  Value
627	627
628		-(((
629		-If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
630		-)))
	439	+80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
631	631
632		-(((
	441	+80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
	442	+
	443	+8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
	444	+
	445	+8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
	446	+
	447	+8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
	448	+
	449	+8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
	450	+
	451	+8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
	452	+
	453	+8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
	454	+
	455	+
	456	+If user sends below downlink command:
	457	+
	458	+3160065F9760066DA705
	459	+
633	633	Where : Start time: 60065F97 = time 21/1/19 04:27:03
634		-)))
635	635
636		-(((
637	637	Stop time 60066DA7= time 21/1/19 05:27:03
638		-)))
639	639
640		-(((
641		-
642		-)))
643	643
644		-(((
645	645	LHT65N will uplink this payload.
646		-)))
647	647
648		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	467	+[[image:image-20220523001219-13.png]]
649	649
650	650	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
651	651
...	...	@@ -663,69 +663,49 @@
663	663
664	664	Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
665	665
666		-== 2.7 Alarm Mode ==
667	667
	486	+== Alarm Mode ==
	487	+
668	668	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.
669	669
670		-(((
671		-(% 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.
672		-)))
673	673
674		-(((
675		-**AT Commands for Alarm mode:**
676		-)))
	491	+Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
677	677
678		-(% class="box infomessage" %)
679		-(((
680		-(((
	493	+
	494	+AT Commands for Alarm mode:
	495	+
681	681	**AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
682		-)))
683		-)))
684	684
685		-(% class="box infomessage" %)
686		-(((
687		-(((
688	688	**AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
689		-)))
690		-)))
691	691
692		-== 2.8 LED Indicator ==
693	693
694		-(((
	501	+
	502	+== LED Indicator ==
	503	+
695	695	The LHT65N has a triple color LED which for easy shows different stage.
696		-)))
697	697
698		-(((
699	699	While pressing ACT button, the LED will work as per LED status with ACT button.
700		-)))
701	701
702		-(((
703	703	In a normal working state:
704		-)))
705	705
706		-* (((
707		-For each uplink, the BLUE LED or RED LED will blink once.
708		-)))
709		-* (((
710		-BLUE LED when an external sensor is connected
711		-)))
712		-* (((
713		-RED LED when an external sensor is not connected
714		-)))
715		-* (((
716		-For each success downlink, the PURPLE LED will blink once
717		-)))
	510	+* For each uplink, the BLUE LED or RED LED will blink once.
	511	+* BLUE LED when an external sensor is connected
	512	+* RED LED when an external sensor is not connected
	513	+* For each success downlink, the PURPLE LED will blink once
718	718
719	719	----
720	720
721		-== 2.9 Installation ==
	517	+== Installation ==
722	722
723	723	[[image:image-20220516231650-1.png||height="436" width="428"]]
724	724
725		-= 3. Sensors & Accessories =
726	726
727		-== 3.1 E3 Temperature Probe ==
728	728
	523	+
	524	+= Sensors & Accessories =
	525	+
	526	+== E3 Temperature Probe ==
	527	+
729	729	[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
730	730
731	731
...	...	@@ -738,66 +738,57 @@
738	738	* -55°C to 125°C
739	739	* Working voltage 2.35v ~~ 5v
740	740
741		-= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
	540	+= Configure LHT65N via AT Command or LoRaWAN Downlink =
742	742
743		-(((
744	744	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
745		-)))
746	746
747		-* (((
748		-AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
749		-)))
750		-* (((
751		-LoRaWAN Downlink instruction for different platforms:
752		-)))
	544	+* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	545	+* LoRaWAN Downlink instruction for different platforms:
753	753
754		-(((
755	755	[[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]]
756		-)))
757	757
758		-(((
	549	+
759	759	There are two kinds of commands to configure LHT65N, they are:
760		-)))
761	761
762		-(((
763		-(% style="color:#4f81bd" %)* **General Commands**.
764		-)))
	552	+* **General Commands**.
765	765
766		-(((
767	767	These commands are to configure:
768		-)))
769	769
770		-* (((
771		-General system settings like: uplink interval.
772		-)))
773		-* (((
774		-LoRaWAN protocol & radio-related commands.
775		-)))
	556	+* General system settings like: uplink interval.
	557	+* LoRaWAN protocol & radio-related commands.
776	776
777		-(((
778	778	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
779		-)))
780	780
781		-(((
782	782	[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
783		-)))
784	784
785		-(((
786		-(% style="color:#4f81bd" %)* **Commands special design for LHT65N**
787		-)))
788	788
789		-(((
	564	+
	565	+* **Commands special design for LHT65N**
	566	+
790	790	These commands are only valid for LHT65N, as below:
791		-)))
792	792
793		-== 4.1 Set Transmit Interval Time ==
794	794
	570	+== Set Transmit Interval Time ==
	571	+
795	795	Feature: Change LoRaWAN End Node Transmit Interval.
796	796
797	797	**AT Command: AT+TDC**
798	798
799		-[[image:image-20220523150701-2.png]]
	576	+|**Command Example**|**Function**|**Response**
	577	+|AT+TDC?|Show current transmit Interval|(((
	578	+30000
800	800
	580	+OK
	581	+
	582	+the interval is 30000ms = 30s
	583	+)))
	584	+|AT+TDC=60000|Set Transmit Interval|(((
	585	+OK
	586	+
	587	+Set transmit interval to 60000ms = 60 seconds
	588	+)))
	589	+
	590	+
801	801	**Downlink Command: 0x01**
802	802
803	803	Format: Command Code (0x01) followed by 3 bytes time value.
...	...	@@ -804,29 +804,41 @@
804	804
805	805	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
806	806
807		-* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
808		-* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	597	+* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	598	+* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
809	809
810		-== 4.2 Set External Sensor Mode ==
811	811
	601	+== Set External Sensor Mode ==
	602	+
812	812	Feature: Change External Sensor Mode.
813	813
814	814	**AT Command: AT+EXT**
815	815
816		-[[image:image-20220523150759-3.png]]
	607	+|**Command Example**|**Function**|**Response**
	608	+|AT+EXT?|Get current external sensor mode|(((
	609	+1
817	817
	611	+OK
	612	+
	613	+External Sensor mode =1
	614	+)))
	615	+|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
	616	+|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
	617	+
	618	+
818	818	**Downlink Command: 0xA2**
819	819
820	820	Total bytes: 2 ~~ 5 bytes
821	821
822		-**Example:**
	623	+Example:
823	823
824	824	* 0xA201: Set external sensor type to E1
825	825	* 0xA209: Same as AT+EXT=9
826	826	* 0xA20702003c,Same as AT+SETCNT=60
827	827
828		-== 4.3 Enable/Disable uplink Temperature probe ID ==
829	829
	630	+== Enable/Disable uplink Temperature probe ID ==
	631	+
830	830	Feature: If PID is enabled, device will send the temperature probe ID on:
831	831
832	832	* First Packet after OTAA Join
...	...	@@ -834,73 +834,110 @@
834	834
835	835	PID is default set to disable (0)
836	836
	639	+
837	837	**AT Command:**
838	838
839		-[[image:image-20220523150928-4.png]]
	642	+|**Command Example**|**Function**|**Response**
	643	+|AT+PID=1|Enable PID uplink|OK
840	840
	645	+
841	841	**Downlink Command:**
842	842
843		-* 0xA800  **~-~->** AT+PID=0
844		-* 0xA801     **~-~->** AT+PID=1
	648	+* 0xA800     à AT+PID=0
	649	+* 0xA801     à AT+PID=1
845	845
846		-== 4.4 Set Password ==
847	847
	652	+
	653	+== Set Password ==
	654	+
848	848	Feature: Set device password, max 9 digits
849	849
850	850	**AT Command: AT+PWORD**
851	851
852		-[[image:image-20220523151052-5.png]]
	659	+|**Command Example**|**Function**|**Response**
	660	+|AT+PWORD=?|Show password|(((
	661	+123456
853	853
	663	+
	664	+OK
	665	+)))
	666	+|AT+PWORD=999999|Set password|OK
	667	+
	668	+
854	854	**Downlink Command:**
855	855
856	856	No downlink command for this feature.
857	857
858		-== 4.5 Quit AT Command ==
859	859
	674	+== Quit AT Command ==
	675	+
860	860	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
861	861
862	862	**AT Command: AT+DISAT**
863	863
864		-[[image:image-20220523151132-6.png]]
	680	+|**Command Example**|**Function**|**Response**
	681	+|AT+DISAT|Quit AT Commands mode|OK
865	865
	683	+
866	866	**Downlink Command:**
867	867
868	868	No downlink command for this feature.
869	869
870		-== 4.6 Set to sleep mode ==
871	871
	689	+== Set to sleep mode ==
	690	+
872	872	Feature: Set device to sleep mode
873	873
874	874	**AT Command: AT+SLEEP**
875	875
876		-[[image:image-20220523151218-7.png]]
	695	+| | |
	696	+|**Command Example**|**Function**|**Response**
	697	+|AT+SLEEP|Set to sleep mode|(((
	698	+Clear all stored sensor data…
877	877
	700	+OK
	701	+)))
	702	+
	703	+
878	878	**Downlink Command:**
879	879
880	880	* There is no downlink command to set to Sleep mode.
881	881
882		-== 4.7 Set system time ==
883	883
	709	+
	710	+== Set system time ==
	711	+
884	884	Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
885	885
886	886	**AT Command:**
887	887
888		-[[image:image-20220523151253-8.png]]
	716	+|**Command Example**|**Function**
	717	+|AT+TIMESTAMP=1611104352|(((
	718	+OK
889	889
	720	+Set System time to 2021-01-20 00:59:12
	721	+)))
	722	+
	723	+
890	890	**Downlink Command:**
891	891
892	892	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
893	893
894		-== 4.8 Set Time Sync Mode ==
895	895
	729	+== Set Time Sync Mode ==
	730	+
896	896	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
897	897
	733	+
898	898	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.
899	899
	736	+
900	900	**AT Command:**
901	901
902		-[[image:image-20220523151336-9.png]]
	739	+|**Command Example**|**Function**
	740	+|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
903	903
	742	+
904	904	**Downlink Command:**
905	905
906	906	0x28 01 ~/~/ Same As AT+SYNCMOD=1
...	...	@@ -907,169 +907,202 @@
907	907
908	908	0x28 00 ~/~/ Same As AT+SYNCMOD=0
909	909
910		-== 4.9 Set Time Sync Interval ==
911	911
	750	+== Set Time Sync Interval ==
	751	+
912	912	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
913	913
914	914	**AT Command:**
915	915
916		-[[image:image-20220523151411-10.png]]
	756	+|**Command Example**|**Function**
	757	+|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
917	917
	759	+
918	918	**Downlink Command:**
919	919
920	920	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
921	921
922		-== 4.10 Print data entries base on page. ==
923	923
	765	+== Print data entries base on page. ==
	766	+
924	924	Feature: Print the sector data from start page to stop page (max is 416 pages).
925	925
926	926	**AT Command: AT+PDTA**
927	927
928		-[[image:image-20220523151450-11.png]]
	771	+|**Command Example**|**Response**
	772	+|(((
	773	+AT+PDTA=1,3
929	929
	775	+
	776	+
	777	+Print page 1 to 3
	778	+)))|(((
	779	+8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
	780	+
	781	+8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
	782	+
	783	+8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
	784	+
	785	+8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
	786	+
	787	+8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
	788	+
	789	+8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
	790	+
	791	+8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
	792	+
	793	+8019570
	794	+
	795	+8019580
	796	+
	797	+8019590
	798	+
	799	+80195A0
	800	+
	801	+80195B0
	802	+
	803	+80195C0
	804	+
	805	+80195D0
	806	+
	807	+80195E0
	808	+
	809	+80195F0
	810	+
	811	+
	812	+OK
	813	+)))
	814	+
	815	+
930	930	**Downlink Command:**
931	931
932	932	No downlink commands for feature
933	933
934		-== 4.11 Print last few data entries. ==
935	935
	821	+
	822	+== Print last few data entries. ==
	823	+
936	936	Feature: Print the last few data entries
937	937
938	938	**AT Command: AT+PLDTA**
939	939
940		-[[image:image-20220523151524-12.png]]
	828	+|**Command Example**|**Response**
	829	+|(((
	830	+AT+PLDTA=5
941	941
	832	+
	833	+
	834	+Print last 5 entries
	835	+)))|(((
	836	+Stop Tx and RTP events when read sensor data
	837	+
	838	+1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
	839	+
	840	+2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
	841	+
	842	+3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
	843	+
	844	+4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
	845	+
	846	+5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
	847	+
	848	+Start Tx and RTP events
	849	+
	850	+OK
	851	+)))
	852	+
	853	+
942	942	**Downlink Command:**
943	943
944	944	No downlink commands for feature
945	945
946		-== 4.12 Clear Flash Record ==
947	947
	859	+
	860	+== Clear Flash Record ==
	861	+
948	948	Feature: Clear flash storage for data log feature.
949	949
950	950	**AT Command: AT+CLRDTA**
951	951
952		-[[image:image-20220523151556-13.png]]
	866	+|**Command Example**|**Function**|**Response**
	867	+|AT+CLRDTA|Clear date record|(((
	868	+Clear all stored sensor data…
953	953
	870	+OK
	871	+)))
	872	+
	873	+
954	954	**Downlink Command: 0xA3**
955	955
956	956	* Example: 0xA301 ~/~/Same as AT+CLRDTA
957	957
958		-= 5. Battery & How to replace =
959	959
960		-== 5.1 Battery Type ==
961	961
	880	+
	881	+= Battery & How to replace =
	882	+
	883	+== Battery Type ==
	884	+
962	962	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.
963	963
964		-(((
965	965	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
966	966	[[image:image-20220515075034-1.png||height="208" width="644"]]
967		-)))
968	968
969		-(((
	890	+
970	970	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
971	971
972		-)))
973	973
974		-== 5.2 Replace Battery ==
	894	+== Replace Battery ==
975	975
976	976	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.
977	977
978	978	[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
979	979
980		-== 5.3 Battery Life Analyze ==
981	981
982		-(((
	901	+== Battery Life Analyze ==
	902	+
983	983	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:
984	984	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
985		-)))
986	986
987		-= 6. Order Info =
988	988
989		-(((
990		-Part Number: (% style="color:#4f81bd" %)** LHT65N-XX**
991		-)))
	907	+= Order Info =
992	992
993		-(((
994		-(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
995		-)))
	909	+Part Number: (% class="mark" %)**LHT65N-XX**
996	996
997		-* (((
998		-(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
999		-)))
1000		-* (((
1001		-(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
1002		-)))
1003		-* (((
1004		-(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
1005		-)))
1006		-* (((
1007		-(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
1008		-)))
1009		-* (((
1010		-(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
1011		-)))
1012		-* (((
1013		-(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
1014		-)))
1015		-* (((
1016		-(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
1017		-)))
1018		-* (((
1019		-(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
1020		-)))
	911	+**XX**: The default frequency band
1021	1021
1022		-(((
1023		-(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
1024		-)))
	913	+* **AS923**: LoRaWAN AS923 band
	914	+* **AU915**: LoRaWAN AU915 band
	915	+* **EU433**: LoRaWAN EU433 band
	916	+* **EU868**: LoRaWAN EU868 band
	917	+* **KR920**: LoRaWAN KR920 band
	918	+* **US915**: LoRaWAN US915 band
	919	+* **IN865**: LoRaWAN IN865 band
	920	+* **CN470**: LoRaWAN CN470 band
1025	1025
1026		-* (((
1027		-(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
1028		-)))
	922	+**YY**: Sensor Accessories
1029	1029
1030		-= 7. Packing Info =
	924	+* **E3**: External Temperature Probe
1031	1031
1032		-(((
	926	+= Packing Info =
	927	+
1033	1033	**Package Includes**:
1034		-)))
1035	1035
1036		-* (((
1037		-LHT65N Temperature & Humidity Sensor x 1
1038		-)))
1039		-* (((
1040		-Program cable x 1
1041		-)))
1042		-* (((
1043		-Optional external sensor
1044		-)))
	930	+* LHT65N Temperature & Humidity Sensor x 1
	931	+* Program cable x 1
	932	+* Optional external sensor
1045	1045
1046		-(((
1047	1047	**Dimension and weight**:
1048		-)))
1049	1049
1050		-* (((
1051		-Device Size:  13.5 x 7 x 3 cm
1052		-)))
1053		-* (((
1054		-Device Weight: 105g
1055		-)))
1056		-* (((
1057		-Package Size / pcs : 14.5 x 8 x 5 cm
1058		-)))
1059		-* (((
1060		-Weight / pcs : 170g
1061		-)))
	936	+* Device Size:  13.5 x 7 x 3 cm
	937	+* Device Weight: 105g
	938	+* Package Size / pcs : 14.5 x 8 x 5 cm
	939	+* Weight / pcs : 170g
1062	1062
1063		-= 8. FCC Warning =
	941	+= FCC Warning =
1064	1064
1065		-(((
1066	1066	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1067		-)))
1068	1068
1069		-(((
1070		-(1) This device may not cause harmful interference；
1071		-)))
	945	+(1) This device may not cause harmful interference, and
1072	1072
1073		-(((
1074		-(2) this device must accept any interference received, including interference that may cause undesired operation.
1075		-)))
	947	+(2) this device must accept any interference received, including interference that may cause undesired operation

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