Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 77.3 >
edited by Xiaoling
on 2022/05/23 16:02
To version < 99.1 >
edited by Xiaoling
on 2022/05/25 11:06
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Change comment: Uploaded new attachment "image-20220525110604-2.png", version {1}

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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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7 7  
8 8  
9 9  
10 -
11 -
12 -
13 -
14 14  **Table of Contents：**
15 15  
16 16  {{toc/}}
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18 18  
19 19  
20 20  
17 += 1. Introduction =
21 21  
22 -= 1.Introduction =
23 -
24 24  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
25 25  
26 26  (((
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139 139  
140 140  [[image:image-20220515123819-1.png||height="379" width="317"]]
141 141  
142 -[[image:image-20220523153201-19.png||height="163" width="739"]]
137 +[[image:image-20220523153201-19.png||height="180" width="818"]]
143 143  
139 +(% border="1" style="background-color:#ffffcc; color:green; width:878px" %)
140 +|=**Behavior on ACT**|=**Function**|=(% style="width: 561px;" %)**Action**
141 +|**Pressing ACT between 1s < time < 3s**|Test uplink status|(% style="width:561px" %)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.
142 +|**Pressing ACT for more than 3s**|Active Device|(% style="width:561px" %)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.
143 +|**Fast press ACT 5 times**|Deactivate Device|(% style="width:561px" %)red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
144 +
144 144  == 2.3 Example to join LoRaWAN network ==
145 145  
146 146  (% class="wikigeneratedid" %)
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210 210  |(% style="width:97px" %)(((
211 211  **Value**
212 212  )))|(% style="width:39px" %)(((
213 -[[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]]
214 +[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
214 214  )))|(% style="width:100px" %)(((
215 215  (((
216 -[[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]]
217 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
217 217  )))
218 218  )))|(% style="width:77px" %)(((
219 219  (((
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224 224  [[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]]
225 225  )))
226 226  )))|(% style="width:47px" %)(((
227 -[[Ext>>path:#Extension_Sensor]] #
228 +[[Ext>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.5Ext23]] #
228 228  )))|(% style="width:51px" %)(((
229 229  [[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]]
230 230  )))
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406 406  
407 407  == 2.6 Datalog Feature ==
408 408  
409 -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.
410 +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.
410 410  
411 -=== 2.6.1 Unix TimeStamp ===
412 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
412 412  
414 +There are two methods:
415 +
416 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
417 +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.
418 +
419 +=== 2.6.2 Unix TimeStamp ===
420 +
413 413  LHT65N uses Unix TimeStamp format based on
414 414  
415 415  [[image:image-20220523001219-11.png||height="97" width="627"]]
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427 427  
428 428  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
429 429  
430 -=== 2.6.2 Set Device Time ===
438 +=== 2.6.3 Set Device Time ===
431 431  
432 432  (((
433 433  There are two ways to set device’s time:
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461 461  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
462 462  )))
463 463  
464 -=== 2.6.3 Poll sensor value ===
472 +=== 2.6.4 Poll sensor value ===
465 465  
466 466  User can poll sensor value based on timestamps from the server. Below is the downlink command.
467 467  
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472 472  )))
473 473  
474 474  (((
475 -For example, downlink command **31 5FC5F350 5FC6 0160 05**
483 +For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
476 476  )))
477 477  
478 478  (((
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484 484  )))
485 485  
486 486  
487 -=== 2.6.4 Datalog Uplink payload ===
495 +=== 2.6.5 Datalog Uplink payload ===
488 488  
489 489  The Datalog poll reply uplink will use below payload format.
490 490  
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994 994  
995 995  * Example: 0xA301 ~/~/Same as AT+CLRDTA
996 996  
1005 +== 4.13 Auto Send None-ACK messages ==
1006 +
1007 +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.
1008 +
1009 +
1010 +**AT Command: AT+PNACKMD**
1011 +
1012 +The default factory setting is 0
1013 +
1014 +|**Command Example**|**Function**|**Response**
1015 +|AT+PNACKMD=1|Poll None-ACK message|OK
1016 +
1017 +**Downlink Command: 0x34**
1018 +
1019 +* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1020 +
997 997  = 5. Battery & How to replace =
998 998  
999 999  == 5.1 Battery Type ==
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