Last modified by Mengting Qiu on 2024/04/30 14:27
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From version < 77.4 >
edited by Xiaoling
on 2022/05/23 16:04
To version < 99.5 >
edited by Xiaoling
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
2 +[[image:image-20220523115324-1.jpeg||height="317" width="317"]]
3 3  
4 4  
5 5  **LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
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14 14  
15 15  
16 16  
17 -= 1.Introduction =
17 += 1. Introduction =
18 18  
19 19  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
20 20  
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134 134  
135 135  [[image:image-20220515123819-1.png||height="379" width="317"]]
136 136  
137 -[[image:image-20220523153201-19.png||height="163" width="739"]]
137 +[[image:image-20220525110604-2.png]]
138 138  
139 139  == 2.3 Example to join LoRaWAN network ==
140 140  
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205 205  |(% style="width:97px" %)(((
206 206  **Value**
207 207  )))|(% style="width:39px" %)(((
208 -[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
208 +[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
209 209  )))|(% style="width:100px" %)(((
210 210  (((
211 -[[Built-In Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
211 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
212 212  )))
213 213  )))|(% style="width:77px" %)(((
214 214  (((
215 -[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
215 +[[Built-in>>||anchor="H2.4.4Built-inHumidity"]]
216 216  )))
217 217  
218 218  (((
219 -[[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
219 +[[Humidity>>||anchor="H2.4.4Built-inHumidity"]]
220 220  )))
221 221  )))|(% style="width:47px" %)(((
222 -[[Ext>>path:#Extension_Sensor]] #
222 +[[Ext>>||anchor="H2.4.5Ext23"]] #
223 223  )))|(% style="width:51px" %)(((
224 -[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
224 +[[Ext value>>||anchor="H2.4.6Extvalue"]]
225 225  )))
226 226  
227 227  * The First 6 bytes: has fix meanings for every LHT65N.
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317 317  |(% style="width:96px" %)(((
318 318  **Value**
319 319  )))|(% style="width:71px" %)(((
320 -[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]
320 +[[External temperature>>||anchor="H4.2SetExternalSensorMode"]]
321 321  )))|(% style="width:99px" %)(((
322 322  (((
323 -[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
323 +[[Built-In>>||anchor="H2.4.3Built-inTemperature"]]
324 324  )))
325 325  
326 326  (((
327 -[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
327 +[[Temperature>>||anchor="H2.4.3Built-inTemperature"]]
328 328  )))
329 329  )))|(% style="width:132px" %)(((
330 330  (((
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332 332  )))
333 333  
334 334  (((
335 -[[Built-in Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
335 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
336 336  )))
337 337  )))|(% style="width:54px" %)(((
338 338  Status & Ext
339 339  )))|(% style="width:64px" %)(((
340 340  (((
341 -[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
341 +[[Unix Time Stamp>>||anchor="H4.1SetTransmitIntervalTime"]]
342 342  )))
343 343  )))
344 344  
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401 401  
402 402  == 2.6 Datalog Feature ==
403 403  
404 -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.
404 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
405 405  
406 -=== 2.6.1 Unix TimeStamp ===
406 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
407 407  
408 +There are two methods:
409 +
410 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
411 +1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
412 +
413 +=== 2.6.2 Unix TimeStamp ===
414 +
408 408  LHT65N uses Unix TimeStamp format based on
409 409  
410 410  [[image:image-20220523001219-11.png||height="97" width="627"]]
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422 422  
423 423  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
424 424  
425 -=== 2.6.2 Set Device Time ===
432 +=== 2.6.3 Set Device Time ===
426 426  
427 427  (((
428 428  There are two ways to set device’s time:
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456 456  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
457 457  )))
458 458  
459 -=== 2.6.3 Poll sensor value ===
466 +=== 2.6.4 Poll sensor value ===
460 460  
461 461  User can poll sensor value based on timestamps from the server. Below is the downlink command.
462 462  
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467 467  )))
468 468  
469 469  (((
470 -For example, downlink command **31 5FC5F350 5FC6 0160 05**
477 +For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
471 471  )))
472 472  
473 473  (((
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479 479  )))
480 480  
481 481  
482 -=== 2.6.4 Datalog Uplink payload ===
489 +=== 2.6.5 Datalog Uplink payload ===
483 483  
484 484  The Datalog poll reply uplink will use below payload format.
485 485  
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989 989  
990 990  * Example: 0xA301 ~/~/Same as AT+CLRDTA
991 991  
999 +== 4.13 Auto Send None-ACK messages ==
1000 +
1001 +Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1002 +
1003 +
1004 +**AT Command: AT+PNACKMD**
1005 +
1006 +The default factory setting is 0
1007 +
1008 +|**Command Example**|**Function**|**Response**
1009 +|AT+PNACKMD=1|Poll None-ACK message|OK
1010 +
1011 +**Downlink Command: 0x34**
1012 +
1013 +* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1014 +
992 992  = 5. Battery & How to replace =
993 993  
994 994  == 5.1 Battery Type ==
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