<
From version < 57.11 >
edited by Xiaoling
on 2022/05/23 14:14
To version < 55.1 >
edited by Xiaoling
on 2022/05/23 11:22
>
Change comment: Uploaded new attachment "image-20220523112300-2.png", version {1}

Summary

Details

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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 +(% class="wikigeneratedid" %)
6 += =
13 13  
14 -
8 +(% class="wikigeneratedid" %)
15 15  = 1.Introduction =
16 16  
17 -== 1.1 What is LHT65N Temperature & Humidity Sensor ==
11 +== 1.1 Overview ==
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 -)))
13 +[[image:LHT65N_10.png||alt="LHT65_Image" height="265" width="265"]]
22 22  
23 -(((
15 +
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**(%%)**.**
17 +
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 -)))
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.
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  
29 +== Features: ==
30 +
45 45  * Wall mountable
46 46  * LoRaWAN v1.0.3 Class A protocol
47 47  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
... ... @@ -54,91 +54,55 @@
54 54  * Tri-color LED to indicate working status
55 55  * Datalog feature
56 56  
57 -== 1.3 Specification ==
43 +== 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 -)))
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
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 -)))
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
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 -)))
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
109 109  
110 -= 2. Connect LHT65N to IoT Server =
66 += Connect LHT65N to IoT Server =
111 111  
112 -== 2.1 How does LHT65N work? ==
68 +== 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  
75 +== How to Activate LHT65N? ==
76 +
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 -(% border="1" style="background-color:#ffffcc; color:green; width:739px" %)
136 -|**Behavior on ACT**|**Function**|(% style="width:424px" %)**Action**
137 -|**Pressing ACT between 1s < time < 3s**|Test uplink status|(% style="width:424px" %)If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
138 -|**Pressing ACT for more than 3s**|Active Device|(% style="width:424px" %)green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
139 -|**Fast press ACT 5 times**|Deactivate Device|(% style="width:424px" %)red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
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.
140 140  
141 -== 2.3 Example to join LoRaWAN network ==
91 +== Example to join LoRaWAN network ==
142 142  
143 143  (% class="wikigeneratedid" %)
144 144  This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
... ... @@ -149,7 +149,7 @@
149 149  Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
150 150  
151 151  
152 -=== 2.3.1 Step 1: Create Device n TTN ===
102 +=== **Step 1**: Create Device n TTN ===
153 153  
154 154  Create a device in TTN V3 with the OTAA keys from LHT65N.
155 155  
... ... @@ -163,8 +163,10 @@
163 163  
164 164  [[image:image-20220522232916-3.png]]
165 165  
116 +
166 166  [[image:image-20220522232932-4.png]]
167 167  
119 +
168 168  [[image:image-20220522232954-5.png]]
169 169  
170 170  Note: LHT65N use same payload as LHT65.
... ... @@ -177,65 +177,37 @@
177 177  [[image:image-20220522233118-7.png]]
178 178  
179 179  
180 -=== 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. ===
181 181  
182 182  Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
183 183  
184 -[[image:image-20220522233300-8.png||height="219" width="722"]]
136 +[[image:image-20220522233300-8.png]]
185 185  
186 186  
187 -== 2.4 Uplink Payload ==
139 +== Uplink Payload: ==
188 188  
189 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
141 +The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
190 190  
191 -After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
143 +After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
192 192  
193 193  
194 -(% border="1" style="background-color:#ffffcc; color:green; width:428px" %)
195 -|(% style="width:106px" %)(((
196 -**Size(bytes)**
197 -)))|(% style="width:46px" %)(((
198 -**2**
199 -)))|(% style="width:104px" %)(((
200 -**2**
201 -)))|(% style="width:80px" %)(((
202 -**2**
203 -)))|(% style="width:51px" %)(((
204 -**1**
205 -)))|(% style="width:35px" %)(((
206 -**4**
207 -)))
208 -|(% style="width:106px" %)(((
209 -**Value**
210 -)))|(% style="width:46px" %)(((
211 -[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
212 -)))|(% style="width:104px" %)(((
213 -(((
214 -[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
215 -)))
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]]
216 216  
217 -(((
218 -[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
219 -)))
220 -)))|(% style="width:80px" %)(((
221 -(((
222 -[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
223 -)))
151 +[[Temperature>>path:#SHT20_Temperature]]
152 +)))|(% style="width:103px" %)(((
153 +[[Built-in>>path:#SHT20_Humidity]]
224 224  
225 -(((
226 -[[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
227 -)))
228 -)))|(% style="width:51px" %)(((
229 -[[Ext>>path:#Extension_Sensor]] #
230 -)))|(% style="width:35px" %)(((
231 -[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
232 -)))
155 +[[Humidity>>path:#SHT20_Humidity]]
156 +)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
233 233  
234 234  * The First 6 bytes: has fix meanings for every LHT65N.
235 235  * The 7th byte (EXT #): defines the external sensor model.
236 236  * The 8^^th^^ ~~ 11^^th^^ byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
237 237  
238 -=== 2.4.1 Decoder in TTN V3 ===
162 +=== Decoder in TTN V3 ===
239 239  
240 240  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
241 241  
... ... @@ -243,47 +243,28 @@
243 243  
244 244  [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
245 245  
246 -[[image:image-20220522234118-10.png||height="353" width="729"]]
170 +[[image:image-20220522234118-10.png]]
247 247  
248 -=== 2.4.2 BAT-Battery Info ===
249 249  
173 +=== BAT-Battery Info ===
174 +
250 250  These two bytes of BAT include the battery state and the actually voltage
251 251  
252 -(% border="1" style="background-color:#ffffcc; color:green; width:502px" %)
253 -|(% style="width:75px" %)(((
254 -Bit(bit)
255 -)))|(% style="width:259px" %)(((
256 -[15:14]
257 -)))|(% style="width:164px" %)(((
258 -[13:0]
259 -)))
260 -|(% style="width:75px" %)(((
261 -Value
262 -)))|(% style="width:259px" %)(((
263 -(((
177 +(% style="width:646px" %)
178 +|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
179 +|Value|(% style="width:272px" %)(((
264 264  BAT Status
265 -)))
266 266  
267 -(((
268 268  00(b): Ultra Low ( BAT <= 2.50v)
269 -)))
270 270  
271 -(((
272 272  01(b): Low  (2.50v <=BAT <= 2.55v)
273 -)))
274 274  
275 -(((
276 276  10(b): OK   (2.55v <= BAT <=2.65v)
277 -)))
278 278  
279 -(((
280 280  11(b): Good   (BAT >= 2.65v)
281 -)))
282 -)))|(% style="width:164px" %)(((
283 -Actually BAT voltage
284 -)))
189 +)))|(% style="width:214px" %)Actually BAT voltage
285 285  
286 -[[image:image-20220522235639-1.png||height="139" width="727"]]
191 +[[image:image-20220522235639-1.png]]
287 287  
288 288  Check the battery voltage for LHT65N.
289 289  
... ... @@ -290,9 +290,9 @@
290 290  * BAT status=(0Xcba4>>14)&0xFF=11(B),very good
291 291  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
292 292  
293 -=== 2.4.3 Built-in Temperature ===
198 +=== Built-in Temperature ===
294 294  
295 -[[image:image-20220522235639-2.png||height="138" width="722"]]
200 +[[image:image-20220522235639-2.png]]
296 296  
297 297  * Temperature:  0x0ABB/100=27.47℃
298 298  
... ... @@ -300,69 +300,72 @@
300 300  
301 301  * Temperature:  (0xF5C6-65536)/100=-26.18℃
302 302  
303 -=== 2.4.4 Built-in Humidity ===
208 +=== Built-in Humidity ===
304 304  
305 -[[image:image-20220522235639-4.png||height="138" width="722"]]
210 +[[image:image-20220522235639-4.png]]
306 306  
307 307  * Humidity:    0x025C/10=60.4%
308 308  
309 -=== 2.4.5 Ext # ===
214 +=== Ext # ===
310 310  
311 311  Bytes for External Sensor:
312 312  
313 -(% border="1" style="background-color:#ffffcc; color:green; width:473px" %)
314 -|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type**
315 -|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor
316 -|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod
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
317 317  
318 -=== 2.4.6 Ext value ===
223 +=== Ext value ===
319 319  
320 -==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
225 +==== Ext~=1, E3 Temperature Sensor ====
321 321  
322 322  [[image:image-20220522235639-5.png]]
323 323  
229 +
324 324  * DS18B20 temp=0x0ADD/100=27.81℃
325 325  
326 326  The last 2 bytes of data are meaningless
327 327  
234 +
235 +
328 328  [[image:image-20220522235639-6.png]]
329 329  
330 330  * External temperature= (0xF54F-65536)/100=-27.37℃
331 331  
332 -(((
333 333  The last 2 bytes of data are meaningless
334 -)))
335 335  
336 -(((
242 +
337 337  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
338 -)))
339 339  
340 340  
341 -==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
246 +==== Ext~=9, E3 sensor with Unix Timestamp ====
342 342  
343 343  Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
344 344  
345 -(% border="1" style="background-color:#ffffcc; color:green; width:541px" %)
346 -|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:85px" %)**4**
347 -|(% style="width:96px" %)**Value**|(% style="width:71px" %)[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]|(% style="width:69px" %)(((
348 -[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
349 349  
350 -[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
351 -)))|(% style="width:88px" %)(((
352 -BAT Status &
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]]
353 353  
354 -[[Built-in>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
256 +[[Temperature>>path:#SHT20_Temperature]]
257 +)))|(% style="width:106px" %)(((
258 +[[BAT Status &>>path:#BAT_Humidity]]
355 355  
356 -[[Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
357 -)))|(% style="width:69px" %)Status & Ext|(% style="width:85px" %)(((
358 -[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
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]]
359 359  )))
360 360  
361 -* **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]]
362 362  
363 -(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
364 -|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
365 -|(% style="width:65px" %)Value|(% style="width:267px" %)(((
271 +(% style="width:587px" %)
272 +|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
273 +|Value|(% style="width:280px" %)(((
366 366  BAT Status
367 367  
368 368  00(b): Ultra Low ( BAT <= 2.50v)
... ... @@ -372,8 +372,8 @@
372 372  10(b): OK   (2.55v <= BAT <=2.65v)
373 373  
374 374  11(b): Good   (BAT >= 2.65v)
375 -)))|(% style="width:134px" %)(((
376 -[[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
283 +)))|(% style="width:136px" %)(((
284 +[[Built-in Humidity>>path:#SHT20_Humidity]]
377 377  
378 378  
379 379  )))
... ... @@ -380,10 +380,12 @@
380 380  
381 381  * **Status & Ext Byte**
382 382  
383 -(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
384 -|(% style="width:109px" %)**Bits**|(% style="width:105px" %)**7**|(% style="width:105px" %)**6**|(% style="width:82px" %)**5**|(% style="width:84px" %)**4**|(% style="width:97px" %)**[3:0]**
385 -|(% style="width:109px" %)**Status & Ext**|(% style="width:105px" %)Not Defined|(% style="width:105px" %)Poll Message Flag|(% style="width:82px" %)Sync time OK|(% style="width:84px" %)Unix Time Request|(% style="width:97px" %)(((
386 -Ext:0b(1001)
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:
295 +
296 +0b(1001)
387 387  )))
388 388  
389 389  * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
... ... @@ -390,21 +390,17 @@
390 390  * Sync time OK: 1: Set time ok,0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
391 391  * Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
392 392  
393 -== 2.5 Show data on Datacake ==
303 +== Show data on Datacake ==
394 394  
395 395  Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
396 396  
397 -(((
307 +
398 398  **Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
399 -)))
400 400  
401 -(((
402 402  **Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
403 -)))
404 404  
405 -(((
312 +
406 406  Add Datacake:
407 -)))
408 408  
409 409  [[image:image-20220523000825-7.png||height="262" width="583"]]
410 410  
... ... @@ -413,17 +413,21 @@
413 413  
414 414  [[image:image-20220523000825-8.png||height="453" width="406"]]
415 415  
322 +
416 416  In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
417 417  
418 418  [[image:image-20220523000825-9.png||height="366" width="392"]]
419 419  
327 +
328 +
420 420  [[image:image-20220523000825-10.png||height="432" width="762"]]
421 421  
422 -== 2.6 Datalog Feature ==
423 423  
332 +== Datalog Feature ==
333 +
424 424  This feature is always enabled. When user wants to retrieve the sensor value, he can send a poll command from the IoT platform to ask LHT65N to send the value in the required time slot.
425 425  
426 -=== 2.6.1 Unix TimeStamp ===
336 +=== Unix TimeStamp ===
427 427  
428 428  LHT65N uses Unix TimeStamp format based on
429 429  
... ... @@ -430,58 +430,39 @@
430 430  [[image:image-20220523001219-11.png||height="97" width="627"]]
431 431  
432 432  
433 -(((
434 434  User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
435 -)))
436 436  
437 -(((
438 438  Below is the converter example
439 -)))
440 440  
441 -[[image:image-20220523001219-12.png||height="298" width="720"]]
347 +[[image:image-20220523001219-12.png||height="353" width="853"]]
442 442  
443 443  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
444 444  
445 -=== 2.6.2 Set Device Time ===
446 446  
447 -(((
352 +=== Set Device Time ===
353 +
448 448  There are two ways to set device’s time:
449 -)))
450 450  
451 -(((
452 452  **~1. Through LoRaWAN MAC Command (Default settings)**
453 -)))
454 454  
455 -(((
456 456  User need to set SYNCMOD=1 to enable sync time via MAC command.
457 -)))
458 458  
459 -(((
460 460  Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
461 -)))
462 462  
463 -(((
464 464  Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
465 -)))
466 466  
467 -(((
468 -
469 -)))
470 470  
471 -(((
472 472  **2. Manually Set Time**
473 -)))
474 474  
475 -(((
476 476  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
477 -)))
478 478  
479 -=== 2.6.3 Poll sensor value ===
480 480  
370 +=== Poll sensor value ===
371 +
481 481  User can poll sensor value based on timestamps from the server. Below is the downlink command.
482 482  
483 483  
484 -(% border="1" style="width:454px" %)
375 +(% style="width:454px" %)
485 485  |(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
486 486  |(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
487 487  
... ... @@ -495,7 +495,7 @@
495 495  Uplink Internal =5s,means LHT65N will send one packet every 5s. range 5~~255s.
496 496  
497 497  
498 -=== 2.6.4 Datalog Uplink payload ===
389 +=== Datalog Uplink payload ===
499 499  
500 500  The Datalog poll reply uplink will use below payload format.
501 501  
... ... @@ -502,7 +502,6 @@
502 502  
503 503  Retrieval data payload
504 504  
505 -(% border="1" %)
506 506  |**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
507 507  |**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
508 508  [[Built-In>>path:#SHT20_Temperature]]
... ... @@ -521,7 +521,6 @@
521 521  Poll message flag & Ext
522 522  
523 523  
524 -(% border="1" %)
525 525  |**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
526 526  |**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
527 527  Ext:
... ... @@ -581,7 +581,7 @@
581 581  
582 582  LHT65N will uplink this payload.
583 583  
584 -[[image:image-20220523001219-13.png||height="421" width="727"]]
473 +[[image:image-20220523001219-13.png]]
585 585  
586 586  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
587 587  
... ... @@ -600,7 +600,7 @@
600 600  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
601 601  
602 602  
603 -== 2.7 Alarm Mode ==
492 +== Alarm Mode ==
604 604  
605 605  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.
606 606  
... ... @@ -616,7 +616,7 @@
616 616  
617 617  
618 618  
619 -== 2.8 LED Indicator ==
508 +== LED Indicator ==
620 620  
621 621  The LHT65N has a triple color LED which for easy shows different stage.
622 622  
... ... @@ -631,14 +631,17 @@
631 631  
632 632  ----
633 633  
634 -== 2.9 Installation ==
523 +== Installation ==
635 635  
636 636  [[image:image-20220516231650-1.png||height="436" width="428"]]
637 637  
638 -= 3. Sensors & Accessories =
639 639  
640 -== 3.1 E3 Temperature Probe ==
641 641  
529 +
530 += Sensors & Accessories =
531 +
532 +== E3 Temperature Probe ==
533 +
642 642  [[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
643 643  
644 644  
... ... @@ -651,7 +651,7 @@
651 651  * -55°C to 125°C
652 652  * Working voltage 2.35v ~~ 5v
653 653  
654 -= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
546 += Configure LHT65N via AT Command or LoRaWAN Downlink =
655 655  
656 656  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
657 657  
... ... @@ -660,6 +660,7 @@
660 660  
661 661  [[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]]
662 662  
555 +
663 663  There are two kinds of commands to configure LHT65N, they are:
664 664  
665 665  * **General Commands**.
... ... @@ -673,17 +673,19 @@
673 673  
674 674  [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
675 675  
569 +
570 +
676 676  * **Commands special design for LHT65N**
677 677  
678 678  These commands are only valid for LHT65N, as below:
679 679  
680 -== 4.1 Set Transmit Interval Time ==
681 681  
576 +== Set Transmit Interval Time ==
577 +
682 682  Feature: Change LoRaWAN End Node Transmit Interval.
683 683  
684 684  **AT Command: AT+TDC**
685 685  
686 -(% border="1" %)
687 687  |**Command Example**|**Function**|**Response**
688 688  |AT+TDC?|Show current transmit Interval|(((
689 689  30000
... ... @@ -707,13 +707,12 @@
707 707  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
708 708  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
709 709  
710 -== 4.2 Set External Sensor Mode ==
605 +== Set External Sensor Mode ==
711 711  
712 712  Feature: Change External Sensor Mode.
713 713  
714 714  **AT Command: AT+EXT**
715 715  
716 -(% border="1" %)
717 717  |**Command Example**|**Function**|**Response**
718 718  |AT+EXT?|Get current external sensor mode|(((
719 719  1
... ... @@ -735,7 +735,7 @@
735 735  * 0xA209: Same as AT+EXT=9
736 736  * 0xA20702003c,Same as AT+SETCNT=60
737 737  
738 -== 4.3 Enable/Disable uplink Temperature probe ID ==
632 +== Enable/Disable uplink Temperature probe ID ==
739 739  
740 740  Feature: If PID is enabled, device will send the temperature probe ID on:
741 741  
... ... @@ -747,7 +747,6 @@
747 747  
748 748  **AT Command:**
749 749  
750 -(% border="1" %)
751 751  |**Command Example**|**Function**|**Response**
752 752  |AT+PID=1|Enable PID uplink|OK
753 753  
... ... @@ -756,13 +756,13 @@
756 756  * 0xA800     à AT+PID=0
757 757  * 0xA801     à AT+PID=1
758 758  
759 -== 4.4 Set Password ==
760 760  
653 +== Set Password ==
654 +
761 761  Feature: Set device password, max 9 digits
762 762  
763 763  **AT Command: AT+PWORD**
764 764  
765 -(% border="1" %)
766 766  |**Command Example**|**Function**|**Response**
767 767  |AT+PWORD=?|Show password|(((
768 768  123456
... ... @@ -776,13 +776,13 @@
776 776  
777 777  No downlink command for this feature.
778 778  
779 -== 4.5 Quit AT Command ==
780 780  
673 +== Quit AT Command ==
674 +
781 781  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
782 782  
783 783  **AT Command: AT+DISAT**
784 784  
785 -(% border="1" %)
786 786  |**Command Example**|**Function**|**Response**
787 787  |AT+DISAT|Quit AT Commands mode|OK
788 788  
... ... @@ -791,13 +791,12 @@
791 791  No downlink command for this feature.
792 792  
793 793  
794 -== 4.6 Set to sleep mode ==
687 +== Set to sleep mode ==
795 795  
796 796  Feature: Set device to sleep mode
797 797  
798 798  **AT Command: AT+SLEEP**
799 799  
800 -(% border="1" %)
801 801  | | |
802 802  |**Command Example**|**Function**|**Response**
803 803  |AT+SLEEP|Set to sleep mode|(((
... ... @@ -810,13 +810,13 @@
810 810  
811 811  * There is no downlink command to set to Sleep mode.
812 812  
813 -== 4.7 Set system time ==
814 814  
706 +== Set system time ==
707 +
815 815  Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
816 816  
817 817  **AT Command:**
818 818  
819 -(% border="1" %)
820 820  |**Command Example**|**Function**
821 821  |AT+TIMESTAMP=1611104352|(((
822 822  OK
... ... @@ -828,10 +828,12 @@
828 828  
829 829  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
830 830  
831 -== 4.8 Set Time Sync Mode ==
832 832  
724 +== Set Time Sync Mode ==
725 +
833 833  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
834 834  
728 +
835 835  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.
836 836  
837 837  
... ... @@ -846,13 +846,13 @@
846 846  
847 847  0x28 00 ~/~/ Same As AT+SYNCMOD=0
848 848  
849 -== 4.9 Set Time Sync Interval ==
850 850  
744 +== Set Time Sync Interval ==
745 +
851 851  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
852 852  
853 853  **AT Command:**
854 854  
855 -(% border="1" %)
856 856  |**Command Example**|**Function**
857 857  |AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
858 858  
... ... @@ -860,13 +860,13 @@
860 860  
861 861  0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
862 862  
863 -== 4.10 Print data entries base on page. ==
864 864  
758 +== Print data entries base on page. ==
759 +
865 865  Feature: Print the sector data from start page to stop page (max is 416 pages).
866 866  
867 867  **AT Command: AT+PDTA**
868 868  
869 -(% border="1" %)
870 870  |**Command Example**|**Response**
871 871  |(((
872 872  AT+PDTA=1,3
... ... @@ -915,13 +915,14 @@
915 915  
916 916  No downlink commands for feature
917 917  
918 -== 4.11 Print last few data entries. ==
919 919  
813 +
814 +== Print last few data entries. ==
815 +
920 920  Feature: Print the last few data entries
921 921  
922 922  **AT Command: AT+PLDTA**
923 923  
924 -(% border="1" %)
925 925  |**Command Example**|**Response**
926 926  |(((
927 927  AT+PLDTA=5
... ... @@ -951,13 +951,14 @@
951 951  
952 952  No downlink commands for feature
953 953  
954 -== 4.12 Clear Flash Record ==
955 955  
850 +
851 +== Clear Flash Record ==
852 +
956 956  Feature: Clear flash storage for data log feature.
957 957  
958 958  **AT Command: AT+CLRDTA**
959 959  
960 -(% border="1" %)
961 961  |**Command Example**|**Function**|**Response**
962 962  |AT+CLRDTA|Clear date record|(((
963 963  Clear all stored sensor data…
... ... @@ -969,31 +969,36 @@
969 969  
970 970  * Example: 0xA301 ~/~/Same as AT+CLRDTA
971 971  
972 -= 5. Battery & How to replace =
973 973  
974 -== 5.1 Battery Type ==
975 975  
870 += Battery & How to replace =
871 +
872 +== Battery Type ==
873 +
976 976  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.
977 977  
978 978  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
979 979  [[image:image-20220515075034-1.png||height="208" width="644"]]
980 980  
879 +
981 981  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
982 982  
983 983  
984 -== 5.2 Replace Battery ==
883 +== Replace Battery ==
985 985  
986 986  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.
987 987  
988 988  [[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
989 989  
990 -== 5.3 Battery Life Analyze ==
991 991  
890 +== Battery Life Analyze ==
891 +
992 992  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:
993 993  https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
994 994  
995 -= 6. Order Info =
996 996  
896 += Order Info =
897 +
997 997  Part Number: (% class="mark" %)**LHT65N-XX**
998 998  
999 999  **XX**: The default frequency band
... ... @@ -1011,7 +1011,7 @@
1011 1011  
1012 1012  * **E3**: External Temperature Probe
1013 1013  
1014 -= 7. Packing Info =
915 += Packing Info =
1015 1015  
1016 1016  **Package Includes**:
1017 1017  
... ... @@ -1026,10 +1026,10 @@
1026 1026  * Package Size / pcs : 14.5 x 8 x 5 cm
1027 1027  * Weight / pcs : 170g
1028 1028  
1029 -= 8. FCC Warning =
930 += FCC Warning =
1030 1030  
1031 1031  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1032 1032  
1033 -(1) This device may not cause harmful interference
934 +(1) This device may not cause harmful interference, and
1034 1034  
1035 -(2) this device must accept any interference received, including interference that may cause undesired operation.
936 +(2) this device must accept any interference received, including interference that may cause undesired operation
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