Last modified by Mengting Qiu on 2024/04/30 14:27
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From version < 57.6 >
edited by Xiaoling
on 2022/05/23 14:04
To version < 56.3 >
edited by Xiaoling
on 2022/05/23 11:59
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... ... @@ -111,14 +111,11 @@
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  
118 +
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.
130 +(% border="1" %)
131 +|**Behavior on ACT**|**Function**|**Action**
132 +|**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.
133 +|**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.
134 +|**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  
... ... @@ -163,8 +163,10 @@
163 163  
164 164  [[image:image-20220522232916-3.png]]
165 165  
161 +
166 166  [[image:image-20220522232932-4.png]]
167 167  
164 +
168 168  [[image:image-20220522232954-5.png]]
169 169  
170 170  Note: LHT65N use same payload as LHT65.
... ... @@ -181,24 +181,28 @@
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"]]
181 +[[image:image-20220522233300-8.png]]
185 185  
186 186  
187 187  == 2.4 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.
186 +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.
188 +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:605px" %)
195 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:183px" %)**2**|(% style="width:155.172px" %)**2**|(% style="width:49px" %)**1**|(% style="width:92px" %)**4**
196 -|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[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]]|(% style="width:183px" %)(((
197 -[[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]]
198 -)))|(% style="width:155.172px" %)(((
199 -[[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]]
200 -)))|(% style="width:49px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:92px" %)[[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]]
191 +(% border="1" style="width:572px" %)
192 +|(% 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**
193 +|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
194 +[[Built-In>>path:#SHT20_Temperature]]
201 201  
196 +[[Temperature>>path:#SHT20_Temperature]]
197 +)))|(% style="width:103px" %)(((
198 +[[Built-in>>path:#SHT20_Humidity]]
199 +
200 +[[Humidity>>path:#SHT20_Humidity]]
201 +)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
202 +
202 202  * The First 6 bytes: has fix meanings for every LHT65N.
203 203  * The 7th byte (EXT #): defines the external sensor model.
204 204  * 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.)
... ... @@ -211,15 +211,16 @@
211 211  
212 212  [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
213 213  
214 -[[image:image-20220522234118-10.png||height="353" width="729"]]
215 +[[image:image-20220522234118-10.png]]
215 215  
217 +
216 216  === 2.4.2 BAT-Battery Info ===
217 217  
218 218  These two bytes of BAT include the battery state and the actually voltage
219 219  
220 -(% border="1" style="background-color:#ffffcc; color:green; width:508px" %)
221 -|(% style="width:75px" %)Bit(bit)|(% style="width:268px" %)[15:14]|(% style="width:162px" %)[13:0]
222 -|(% style="width:75px" %)Value|(% style="width:268px" %)(((
222 +(% style="width:646px" %)
223 +|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
224 +|Value|(% style="width:272px" %)(((
223 223  BAT Status
224 224  
225 225  00(b): Ultra Low ( BAT <= 2.50v)
... ... @@ -229,9 +229,9 @@
229 229  10(b): OK   (2.55v <= BAT <=2.65v)
230 230  
231 231  11(b): Good   (BAT >= 2.65v)
232 -)))|(% style="width:162px" %)Actually BAT voltage
234 +)))|(% style="width:214px" %)Actually BAT voltage
233 233  
234 -[[image:image-20220522235639-1.png||height="139" width="727"]]
236 +[[image:image-20220522235639-1.png]]
235 235  
236 236  Check the battery voltage for LHT65N.
237 237  
... ... @@ -240,7 +240,7 @@
240 240  
241 241  === 2.4.3 Built-in Temperature ===
242 242  
243 -[[image:image-20220522235639-2.png||height="138" width="722"]]
245 +[[image:image-20220522235639-2.png]]
244 244  
245 245  * Temperature:  0x0ABB/100=27.47℃
246 246  
... ... @@ -250,7 +250,7 @@
250 250  
251 251  === 2.4.4 Built-in Humidity ===
252 252  
253 -[[image:image-20220522235639-4.png||height="138" width="722"]]
255 +[[image:image-20220522235639-4.png]]
254 254  
255 255  * Humidity:    0x025C/10=60.4%
256 256  
... ... @@ -258,10 +258,10 @@
258 258  
259 259  Bytes for External Sensor:
260 260  
261 -(% border="1" style="background-color:#ffffcc; color:green; width:473px" %)
262 -|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type**
263 -|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor
264 -|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod
263 +(% style="width:624px" %)
264 +|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
265 +|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
266 +|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
265 265  
266 266  === 2.4.6 Ext value ===
267 267  
... ... @@ -277,13 +277,9 @@
277 277  
278 278  * External temperature= (0xF54F-65536)/100=-27.37℃
279 279  
280 -(((
281 281  The last 2 bytes of data are meaningless
282 -)))
283 283  
284 -(((
285 285  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
286 -)))
287 287  
288 288  
289 289  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
... ... @@ -290,27 +290,28 @@
290 290  
291 291  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:
292 292  
293 -(% border="1" style="background-color:#ffffcc; color:green; width:697px" %)
291 +
292 +(% border="1" style="width:697px" %)
294 294  |(% 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**
295 -|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[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:104px" %)(((
296 -[[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]]
294 +|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
295 +[[Built-In>>path:#SHT20_Temperature]]
297 297  
298 -[[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]]
297 +[[Temperature>>path:#SHT20_Temperature]]
299 299  )))|(% style="width:106px" %)(((
300 -BAT Status &
299 +[[BAT Status &>>path:#BAT_Humidity]]
301 301  
302 -[[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]]
301 +[[Built-in>>path:#BAT_Humidity]]
303 303  
304 -[[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]]
305 -)))|(% style="width:108px" %)Status & Ext|(% style="width:116px" %)(((
306 -[[Unix>>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]]
303 +[[Humidity>>path:#BAT_Humidity]]
304 +)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
305 +[[Unix>>path:#Unix_Time_Stamp]]
307 307  
308 -[[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]]
307 +[[Time Stamp>>path:#Unix_Time_Stamp]]
309 309  )))
310 310  
311 -* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
310 +* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
312 312  
313 -(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
312 +(% border="1" style="width:587px" %)
314 314  |Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
315 315  |Value|(% style="width:280px" %)(((
316 316  BAT Status
... ... @@ -323,7 +323,7 @@
323 323  
324 324  11(b): Good   (BAT >= 2.65v)
325 325  )))|(% style="width:136px" %)(((
326 -[[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]]
325 +[[Built-in Humidity>>path:#SHT20_Humidity]]
327 327  
328 328  
329 329  )))
... ... @@ -330,10 +330,12 @@
330 330  
331 331  * **Status & Ext Byte**
332 332  
333 -(% border="1" style="background-color:#ffffcc; color:green; width:732px" %)
332 +(% border="1" style="width:732px" %)
334 334  |(% 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]**
335 335  |(% 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" %)(((
336 -Ext:0b(1001)
335 +Ext:
336 +
337 +0b(1001)
337 337  )))
338 338  
339 339  * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
... ... @@ -344,17 +344,12 @@
344 344  
345 345  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:
346 346  
347 -(((
348 348  **Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
349 -)))
350 350  
351 -(((
352 352  **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.
353 -)))
354 354  
355 -(((
352 +
356 356  Add Datacake:
357 -)))
358 358  
359 359  [[image:image-20220523000825-7.png||height="262" width="583"]]
360 360  
... ... @@ -363,12 +363,16 @@
363 363  
364 364  [[image:image-20220523000825-8.png||height="453" width="406"]]
365 365  
362 +
366 366  In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
367 367  
368 368  [[image:image-20220523000825-9.png||height="366" width="392"]]
369 369  
367 +
368 +
370 370  [[image:image-20220523000825-10.png||height="432" width="762"]]
371 371  
371 +
372 372  == 2.6 Datalog Feature ==
373 373  
374 374  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.
... ... @@ -380,13 +380,9 @@
380 380  [[image:image-20220523001219-11.png||height="97" width="627"]]
381 381  
382 382  
383 -(((
384 384  User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
385 -)))
386 386  
387 -(((
388 388  Below is the converter example
389 -)))
390 390  
391 391  [[image:image-20220523001219-12.png||height="302" width="730"]]
392 392  

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