Last modified by Mengting Qiu on 2024/04/30 14:27
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From version < 57.12 >
edited by Xiaoling
on 2022/05/23 14:17
To version < 55.2 >
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Summary

Details

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Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
2 +[[image:image-20220523111447-1.jpeg||height="448" width="448"]]
3 3  
4 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 +{{toc/}}
6 +{{/box}}
4 4  
5 -**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6 -
7 -
8 -
9 -**Table of Contents：**
10 -
11 11  {{toc/}}
12 12  
13 -
14 -
15 15  = 1.Introduction =
16 16  
17 17  == 1.1 What is LHT65N Temperature & Humidity 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 22  
23 -(((
15 +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**(%%)**.**
16 +
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 -)))
23 +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 43  == 1.2 Features ==
44 44  
... ... @@ -56,69 +56,36 @@
56 56  
57 57  == 1.3 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 -)))
45 +* Resolution: 0.01 °C
46 +* Accuracy Tolerance : Typ ±0.3 °C
47 +* Long Term Drift: < 0.02 °C/yr
48 +* 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 -)))
52 +* Resolution: 0.04 %RH
53 +* Accuracy Tolerance : Typ ±3 %RH
54 +* Long Term Drift: < 0.02 °C/yr
55 +* 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 -)))
59 +* Resolution: 0.0625 °C
60 +* ±0.5°C accuracy from -10°C to +85°C
61 +* ±2°C accuracy from -55°C to +125°C
62 +* Operating Range: -55 °C ~~ 125 °C
109 109  
110 110  = 2. Connect LHT65N to IoT Server =
111 111  
112 112  == 2.1 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  
72 +
122 122  == 2.2 How to Activate LHT65N? ==
123 123  
124 124  The LHT65N has two working modes:
... ... @@ -126,17 +126,15 @@
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.
84 +(% border="1" %)
85 +|**Behavior on ACT**|**Function**|**Action**
86 +|**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.
87 +|**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.
88 +|**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  
141 141  == 2.3 Example to join LoRaWAN network ==
142 142  
... ... @@ -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 ===
101 +=== **2.3.1 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  
115 +
166 166  [[image:image-20220522232932-4.png]]
167 167  
118 +
168 168  [[image:image-20220522232954-5.png]]
169 169  
170 170  Note: LHT65N use same payload as LHT65.
... ... @@ -181,61 +181,33 @@
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"]]
135 +[[image:image-20220522233300-8.png]]
185 185  
186 186  
187 -== 2.4 Uplink Payload ==
138 +== 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.
140 +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.
142 +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 -)))
145 +(% style="width:572px" %)
146 +|(% 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**
147 +|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
148 +[[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 -)))
150 +[[Temperature>>path:#SHT20_Temperature]]
151 +)))|(% style="width:103px" %)(((
152 +[[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 -)))
154 +[[Humidity>>path:#SHT20_Humidity]]
155 +)))|(% 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 ===
161 +=== 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"]]
169 +[[image:image-20220522234118-10.png]]
247 247  
248 -=== 2.4.2 BAT-Battery Info ===
249 249  
172 +=== BAT-Battery Info ===
173 +
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 -(((
176 +(% style="width:646px" %)
177 +|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
178 +|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 -)))
188 +)))|(% style="width:214px" %)Actually BAT voltage
285 285  
286 -[[image:image-20220522235639-1.png||height="139" width="727"]]
190 +[[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 ===
197 +=== Built-in Temperature ===
294 294  
295 -[[image:image-20220522235639-2.png||height="138" width="722"]]
199 +[[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 ===
207 +=== Built-in Humidity ===
304 304  
305 -[[image:image-20220522235639-4.png||height="138" width="722"]]
209 +[[image:image-20220522235639-4.png]]
306 306  
307 307  * Humidity:    0x025C/10=60.4%
308 308  
309 -=== 2.4.5 Ext # ===
213 +=== 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
217 +(% style="width:624px" %)
218 +|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
219 +|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
220 +|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
317 317  
318 -=== 2.4.6 Ext value ===
222 +=== Ext value ===
319 319  
320 -==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
224 +==== Ext~=1, E3 Temperature Sensor ====
321 321  
322 322  [[image:image-20220522235639-5.png]]
323 323  
228 +
324 324  * DS18B20 temp=0x0ADD/100=27.81℃
325 325  
326 326  The last 2 bytes of data are meaningless
327 327  
233 +
234 +
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 -(((
241 +
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 ====
245 +==== 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 &
250 +(% style="width:697px" %)
251 +|(% 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**
252 +|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
253 +[[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]]
255 +[[Temperature>>path:#SHT20_Temperature]]
256 +)))|(% style="width:106px" %)(((
257 +[[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]]
259 +[[Built-in>>path:#BAT_Humidity]]
260 +
261 +[[Humidity>>path:#BAT_Humidity]]
262 +)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
263 +[[Unix>>path:#Unix_Time_Stamp]]
264 +
265 +[[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(%%)**
268 +* **Battery status & **[[(% class="wikiinternallink wikiinternallink 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" %)(((
270 +(% style="width:587px" %)
271 +|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
272 +|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]]
282 +)))|(% style="width:136px" %)(((
283 +[[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)
290 +(% style="width:732px" %)
291 +|(% 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]**
292 +|(% 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" %)(((
293 +Ext:
294 +
295 +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 ==
302 +== 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 -(((
306 +
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 -(((
311 +
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  
321 +
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  
420 -[[image:image-20220523000825-10.png||height="413" width="728"]]
421 421  
422 -== 2.6 Datalog Feature ==
423 423  
328 +[[image:image-20220523000825-10.png||height="432" width="762"]]
329 +
330 +
331 +== Datalog Feature ==
332 +
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 ===
335 +=== Unix TimeStamp ===
427 427  
428 428  LHT65N uses Unix TimeStamp format based on
429 429  
... ... @@ -430,79 +430,53 @@
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"]]
346 +[[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 -(((
351 +=== Set Device Time ===
352 +
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  
369 +=== Poll sensor value ===
370 +
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="background-color:#ffffcc; color:green; width:427px" %)
485 -|(% style="width:61px" %)1byte|(% style="width:126px" %)4bytes|(% style="width:120px" %)4bytes|(% style="width:115px" %)1byte
486 -|(% style="width:61px" %)31|(% style="width:126px" %)Timestamp start|(% style="width:120px" %)Timestamp end|(% style="width:115px" %)Uplink Interval
374 +(% style="width:454px" %)
375 +|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
376 +|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
487 487  
488 -(((
489 489  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.
490 -)))
491 491  
492 -(((
493 -For example, downlink command **31 5FC5F350 5FC6 0160 05**
494 -)))
495 495  
496 -(((
381 +For example, downlink command 31 5FC5F350 5FC6 0160 05
382 +
497 497  Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
498 -)))
499 499  
500 -(((
501 501  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
502 -)))
503 503  
504 504  
505 -=== 2.6.4 Datalog Uplink payload ===
388 +=== Datalog Uplink payload ===
506 506  
507 507  The Datalog poll reply uplink will use below payload format.
508 508  
... ... @@ -509,7 +509,6 @@
509 509  
510 510  Retrieval data payload
511 511  
512 -(% border="1" %)
513 513  |**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
514 514  |**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
515 515  [[Built-In>>path:#SHT20_Temperature]]
... ... @@ -528,7 +528,6 @@
528 528  Poll message flag & Ext
529 529  
530 530  
531 -(% border="1" %)
532 532  |**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
533 533  |**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
534 534  Ext:
... ... @@ -588,7 +588,7 @@
588 588  
589 589  LHT65N will uplink this payload.
590 590  
591 -[[image:image-20220523001219-13.png||height="421" width="727"]]
472 +[[image:image-20220523001219-13.png]]
592 592  
593 593  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
594 594  
... ... @@ -607,7 +607,7 @@
607 607  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
608 608  
609 609  
610 -== 2.7 Alarm Mode ==
491 +== Alarm Mode ==
611 611  
612 612  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.
613 613  
... ... @@ -623,7 +623,7 @@
623 623  
624 624  
625 625  
626 -== 2.8 LED Indicator ==
507 +== LED Indicator ==
627 627  
628 628  The LHT65N has a triple color LED which for easy shows different stage.
629 629  
... ... @@ -638,14 +638,17 @@
638 638  
639 639  ----
640 640  
641 -== 2.9 Installation ==
522 +== Installation ==
642 642  
643 643  [[image:image-20220516231650-1.png||height="436" width="428"]]
644 644  
645 -= 3. Sensors & Accessories =
646 646  
647 -== 3.1 E3 Temperature Probe ==
648 648  
528 +
529 += Sensors & Accessories =
530 +
531 +== E3 Temperature Probe ==
532 +
649 649  [[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
650 650  
651 651  
... ... @@ -658,7 +658,7 @@
658 658  * -55°C to 125°C
659 659  * Working voltage 2.35v ~~ 5v
660 660  
661 -= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
545 += Configure LHT65N via AT Command or LoRaWAN Downlink =
662 662  
663 663  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
664 664  
... ... @@ -667,6 +667,7 @@
667 667  
668 668  [[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]]
669 669  
554 +
670 670  There are two kinds of commands to configure LHT65N, they are:
671 671  
672 672  * **General Commands**.
... ... @@ -680,17 +680,19 @@
680 680  
681 681  [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
682 682  
568 +
569 +
683 683  * **Commands special design for LHT65N**
684 684  
685 685  These commands are only valid for LHT65N, as below:
686 686  
687 -== 4.1 Set Transmit Interval Time ==
688 688  
575 +== Set Transmit Interval Time ==
576 +
689 689  Feature: Change LoRaWAN End Node Transmit Interval.
690 690  
691 691  **AT Command: AT+TDC**
692 692  
693 -(% border="1" %)
694 694  |**Command Example**|**Function**|**Response**
695 695  |AT+TDC?|Show current transmit Interval|(((
696 696  30000
... ... @@ -714,13 +714,12 @@
714 714  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
715 715  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
716 716  
717 -== 4.2 Set External Sensor Mode ==
604 +== Set External Sensor Mode ==
718 718  
719 719  Feature: Change External Sensor Mode.
720 720  
721 721  **AT Command: AT+EXT**
722 722  
723 -(% border="1" %)
724 724  |**Command Example**|**Function**|**Response**
725 725  |AT+EXT?|Get current external sensor mode|(((
726 726  1
... ... @@ -742,7 +742,7 @@
742 742  * 0xA209: Same as AT+EXT=9
743 743  * 0xA20702003c,Same as AT+SETCNT=60
744 744  
745 -== 4.3 Enable/Disable uplink Temperature probe ID ==
631 +== Enable/Disable uplink Temperature probe ID ==
746 746  
747 747  Feature: If PID is enabled, device will send the temperature probe ID on:
748 748  
... ... @@ -754,7 +754,6 @@
754 754  
755 755  **AT Command:**
756 756  
757 -(% border="1" %)
758 758  |**Command Example**|**Function**|**Response**
759 759  |AT+PID=1|Enable PID uplink|OK
760 760  
... ... @@ -763,13 +763,12 @@
763 763  * 0xA800     à AT+PID=0
764 764  * 0xA801     à AT+PID=1
765 765  
766 -== 4.4 Set Password ==
651 +== Set Password ==
767 767  
768 768  Feature: Set device password, max 9 digits
769 769  
770 770  **AT Command: AT+PWORD**
771 771  
772 -(% border="1" %)
773 773  |**Command Example**|**Function**|**Response**
774 774  |AT+PWORD=?|Show password|(((
775 775  123456
... ... @@ -783,13 +783,13 @@
783 783  
784 784  No downlink command for this feature.
785 785  
786 -== 4.5 Quit AT Command ==
787 787  
671 +== Quit AT Command ==
672 +
788 788  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
789 789  
790 790  **AT Command: AT+DISAT**
791 791  
792 -(% border="1" %)
793 793  |**Command Example**|**Function**|**Response**
794 794  |AT+DISAT|Quit AT Commands mode|OK
795 795  
... ... @@ -798,13 +798,12 @@
798 798  No downlink command for this feature.
799 799  
800 800  
801 -== 4.6 Set to sleep mode ==
685 +== Set to sleep mode ==
802 802  
803 803  Feature: Set device to sleep mode
804 804  
805 805  **AT Command: AT+SLEEP**
806 806  
807 -(% border="1" %)
808 808  | | |
809 809  |**Command Example**|**Function**|**Response**
810 810  |AT+SLEEP|Set to sleep mode|(((
... ... @@ -817,13 +817,12 @@
817 817  
818 818  * There is no downlink command to set to Sleep mode.
819 819  
820 -== 4.7 Set system time ==
703 +== Set system time ==
821 821  
822 822  Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
823 823  
824 824  **AT Command:**
825 825  
826 -(% border="1" %)
827 827  |**Command Example**|**Function**
828 828  |AT+TIMESTAMP=1611104352|(((
829 829  OK
... ... @@ -835,10 +835,12 @@
835 835  
836 836  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
837 837  
838 -== 4.8 Set Time Sync Mode ==
839 839  
721 +== Set Time Sync Mode ==
722 +
840 840  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
841 841  
725 +
842 842  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.
843 843  
844 844  
... ... @@ -853,13 +853,13 @@
853 853  
854 854  0x28 00 ~/~/ Same As AT+SYNCMOD=0
855 855  
856 -== 4.9 Set Time Sync Interval ==
857 857  
741 +== Set Time Sync Interval ==
742 +
858 858  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
859 859  
860 860  **AT Command:**
861 861  
862 -(% border="1" %)
863 863  |**Command Example**|**Function**
864 864  |AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
865 865  
... ... @@ -867,13 +867,13 @@
867 867  
868 868  0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
869 869  
870 -== 4.10 Print data entries base on page. ==
871 871  
755 +== Print data entries base on page. ==
756 +
872 872  Feature: Print the sector data from start page to stop page (max is 416 pages).
873 873  
874 874  **AT Command: AT+PDTA**
875 875  
876 -(% border="1" %)
877 877  |**Command Example**|**Response**
878 878  |(((
879 879  AT+PDTA=1,3
... ... @@ -922,13 +922,14 @@
922 922  
923 923  No downlink commands for feature
924 924  
925 -== 4.11 Print last few data entries. ==
926 926  
810 +
811 +== Print last few data entries. ==
812 +
927 927  Feature: Print the last few data entries
928 928  
929 929  **AT Command: AT+PLDTA**
930 930  
931 -(% border="1" %)
932 932  |**Command Example**|**Response**
933 933  |(((
934 934  AT+PLDTA=5
... ... @@ -958,13 +958,14 @@
958 958  
959 959  No downlink commands for feature
960 960  
961 -== 4.12 Clear Flash Record ==
962 962  
847 +
848 +== Clear Flash Record ==
849 +
963 963  Feature: Clear flash storage for data log feature.
964 964  
965 965  **AT Command: AT+CLRDTA**
966 966  
967 -(% border="1" %)
968 968  |**Command Example**|**Function**|**Response**
969 969  |AT+CLRDTA|Clear date record|(((
970 970  Clear all stored sensor data…
... ... @@ -976,31 +976,35 @@
976 976  
977 977  * Example: 0xA301 ~/~/Same as AT+CLRDTA
978 978  
979 -= 5. Battery & How to replace =
980 980  
981 -== 5.1 Battery Type ==
866 += Battery & How to replace =
982 982  
868 +== Battery Type ==
869 +
983 983  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.
984 984  
985 985  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
986 986  [[image:image-20220515075034-1.png||height="208" width="644"]]
987 987  
875 +
988 988  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
989 989  
990 990  
991 -== 5.2 Replace Battery ==
879 +== Replace Battery ==
992 992  
993 993  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.
994 994  
995 995  [[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
996 996  
997 -== 5.3 Battery Life Analyze ==
998 998  
886 +== Battery Life Analyze ==
887 +
999 999  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:
1000 1000  https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
1001 1001  
1002 -= 6. Order Info =
1003 1003  
892 += Order Info =
893 +
1004 1004  Part Number: (% class="mark" %)**LHT65N-XX**
1005 1005  
1006 1006  **XX**: The default frequency band
... ... @@ -1018,7 +1018,7 @@
1018 1018  
1019 1019  * **E3**: External Temperature Probe
1020 1020  
1021 -= 7. Packing Info =
911 += Packing Info =
1022 1022  
1023 1023  **Package Includes**:
1024 1024  
... ... @@ -1033,10 +1033,10 @@
1033 1033  * Package Size / pcs : 14.5 x 8 x 5 cm
1034 1034  * Weight / pcs : 170g
1035 1035  
1036 -= 8. FCC Warning =
926 += FCC Warning =
1037 1037  
1038 1038  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1039 1039  
1040 -(1) This device may not cause harmful interference；
930 +(1) This device may not cause harmful interference, and
1041 1041  
1042 -(2) this device must accept any interference received, including interference that may cause undesired operation.
932 +(2) this device must accept any interference received, including interference that may cause undesired operation
image-20220523115324-1.jpeg
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