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Last modified by Xiaoling on 2025/06/10 09:17
From version 44.6
edited by Xiaoling
on 2023/05/16 17:49
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To version 37.9
edited by Xiaoling
on 2023/04/27 10:29
Change comment: There is no comment for this version

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1 1  (% style="text-align:center" %)
2 -[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="484" width="485"]]
2 +[[image:image-20221206143242-2.png||height="602" width="551"]]
3 3  
4 4  
5 5  
6 6  
7 +
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11 +
7 7  **Table of Contents：**
8 8  
9 9  {{toc/}}
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13 13  
14 14  
15 15  
21 +
22 +
23 +
16 16  = 1. Introduction =
17 17  
18 18  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
19 19  
20 -
21 21  The Dragino (% style="color:blue" %)**LHT65N-PIR Temperature, Humidity & PIR sensor**(%%) is a Long Range LoRaWAN Sensor.It includes a (% style="color:blue" %)**built-in Temperature & Humidity sensor**(%%) and has an (% style="color:blue" %)**external PIR Probe**(%%)**.** LHT65N-PIR can detect environment Temperature & Humdity, it also detects (% style="color:blue" %)**People Activity**(%%) via PIR probe and them send these info to LoRaWAN IoT Server.
22 22  
23 23  The LHT65N-PIR 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.
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28 28  
29 29  LHT65N-PIR is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
30 30  
38 +
31 31  **~*~***The actual battery life depends on how often to send data, please see battery analyzer chapter.
32 32  
33 33  
34 34  == 1.2 Features ==
35 35  
36 -
37 37  * LoRaWAN v1.0.3 Class A protocol
38 38  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
39 39  * AT Commands to change parameters
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69 69  * (% class="mark" %)Resolution: 1 lx
70 70  * (% class="mark" %)Range: 0-65535 lx
71 71  * (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
79 +*
72 72  
73 73  = 2. Connect LHT65N-PIR to IoT Server =
74 74  
75 75  == 2.1 How does LHT65N-PIR work? ==
76 76  
77 -
78 78  LHT65N-PIR is configured as LoRaWAN OTAA Class A sensor by default. Each LHT65N-PIR is shipped with a worldwide unique set of OTAA keys. To use LHT65N-PIR in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N-PIR.
79 79  
80 80  If LHT65N-PIR is within the coverage of this LoRaWAN network. LHT65N-PIR can join the LoRaWAN network automatically. After successfully joining, LHT65N-PIR will start to measure environment temperature, humidity & people activity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
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82 82  
83 83  == 2.2 How to Activate LHT65N-PIR? ==
84 84  
85 -
86 86  The LHT65N-PIR has two working modes:
87 87  
88 88  * (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N-PIR doesn't have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
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95 95  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220515123819-1.png?width=317&height=379&rev=1.1||alt="image-20220515123819-1.png" height="379" width="317"]]
96 96  
97 97  
104 +
98 98  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
99 99  |=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
100 100  |(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT between 1s < time < 3s|(% style="background-color:#f2f2f2; width:117px" %)Test uplink status|(% style="background-color:#f2f2f2; width:225px" %)(((
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127 127  
128 128  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
129 129  
130 -[[image:image-20230426083533-1.png||height="286" width="616"]]
137 +[[image:image-20230426083533-1.png]]
131 131  
132 132  
133 133  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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178 178  
179 179  Example parse in TTNv3
180 180  
181 -[[image:image-20230508151932-1.png]]
188 +[[image:1675144504430-490.png]]
182 182  
183 183  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
184 184  
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305 305  11(b): Good (BAT >= 2.65v)
306 306  )))|(% style="width:152px" %)Actually BAT voltage
307 307  
315 +
308 308  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
309 309  
310 310  
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331 331  
332 332  === 2.5.5 Ext value ===
333 333  
334 -==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
342 +==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
335 335  
336 -[[image:ext=14.png||alt="image-20221224161634-2.png"]]
344 +[[image:image-20221224161634-2.png||height="138" width="851"]]
337 337  
338 338  
339 339  ==== 2.5.5.2 Ext Value ====
340 340  
341 -
342 342  There are 4 bytes in Ext Value field.
343 343  
344 344  Bit0 of byte 8th shows if this uplink is generate by PIR activity.
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358 358  )))|(% style="width:211px" %)(((
359 359  (((
360 360  0: Normal Uplink
368 +
361 361  1: Uplink by activity detected
362 362  )))
363 363  )))
364 364  
365 -(% style="color:red" %)**Note**:** Uplink by activity is disable by default.**
373 +(% style="color:red" %)**Note**:** Uplink by activity is disable by default.**
366 366  
375 +
367 367  The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
368 368  
369 369  0x00 E5 09 : Total detect 58633 activity since end node start.
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371 371  
372 372  == 2.6 Show data on Datacake ==
373 373  
374 -
375 375  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:
376 376  
377 377  (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
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409 409  
410 410  In a normal working state:
411 411  
412 -* For each uplink, the (% style="color:blue" %)**BLUE LED**(%%) or (% style="color:red" %)**RED LED**(%%) will blink once.
413 -(% style="color:blue" %)**BLUE LED**(%%) when external sensor is connected.
414 -* (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
415 -* For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
420 +* For each uplink, the BLUE LED or RED LED will blink once.
421 +BLUE LED when external sensor is connected.
422 +* RED LED when external sensor is not connected
423 +* For each success downlink, the PURPLE LED will blink once
416 416  
417 417  == 2.8 installation ==
418 418  
419 -
420 420  ~1. Don't install LHT65N-PIR outdoor or place where will get wet.
421 421  
422 422  2. Towards the PIR probe to the place where need to monitor activity. Below is the detect beam.
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425 425  
426 426  [[image:image-20230411135341-1.png||height="450" width="456"]]
427 427  
428 -(% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
435 +**Notice: PIR can only detect motion activity, not to use to detect static people case.**
429 429  
430 430  * 1. PIR Motion Detector should not be installed near the Air conditioner places where with cold wind or hot wind flow, because PIR motion detector is sensitive with the temperature changes of the environment. Environment changes quickly will cause a false alarm.
431 -
432 432  * 2. PIR should not be installed facing the glass window, facing glass window will be interfered by the outside sunlight and moving objects (people or vehicle). The infrared energy can penetrate the glass window.
433 -
434 434  * 3. PIR should not be installed facing the moving objects or background changing objects, movement object will cause airflow change, it may cause false alarm.
435 -
436 436  * 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
437 -
438 438  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
439 439  
440 440  = 3. Sensors and Accessories =
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445 445  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220619092222-1.png||_mstalt="429533" height="182" width="188"]][[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220619092313-2.png||_mstalt="430222" height="182" width="173"]]
446 446  
447 447  
448 -**1m long breakout cable for LHT65N-PIR. Features:**
451 +**1m long breakout cable for LHT65N-E5. Features:**
449 449  
450 450  * (((
451 451  Use for AT Command
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465 465  LHT65N-PIR supports below configure method:
466 466  
467 467  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
468 -
469 469  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
470 470  
471 471  == 4.2 General Commands ==
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492 492  
493 493  Feature: Change LoRaWAN End Node Transmit Interval.
494 494  
497 +
495 495  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
496 496  
497 497  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:501px" %)
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511 511  
512 512  === 4.3.2 Get Device Status ===
513 513  
514 -
515 515  Send a LoRaWAN downlink to ask device send Alarm settings.
516 516  
517 517  * (% style="color:#4f81bd" %)**Downlink Payload**(%%)**:  **0x26 01
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524 524  
525 525  Feature: Set device password, max 9 digits
526 526  
529 +
527 527  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
528 528  
532 +
529 529  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:372px" %)
530 530  |(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:128px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**Response**
531 531  |(% style="width:155px" %)AT+PWORD=?|(% style="width:124px" %)Show password|(% style="width:86px" %)(((
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540 540  No downlink command for this feature.
541 541  
542 542  
547 +
543 543  === 4.3.4 Set to sleep mode ===
544 544  
545 545  
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551 551  
552 552  (% style="color:#4f81bd" %)**AT Command: AT+SLEEP**
553 553  
554 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:513px" %)
555 -|(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:140px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:218px" %)**Response**
556 -|(% style="width:155px" %)AT+SLEEP|(% style="width:139px" %)Set to sleep mode|(% style="width:213px" %)(((
557 -Clear all stored sensor data…
559 +[[image:image-20220523151218-7.png||_mstalt="430703"]]
558 558  
559 -OK
560 -)))
561 561  
562 562  (% style="color:#4f81bd" %)**Downlink Command:**
563 563  
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565 565  
566 566  === 4.3.5 Set UOA (Uplink on Activity) ===
567 567  
568 -
569 569  Feature: Enable / Disable Uplink on Activity
570 570  
571 571  * **AT+UOA=0**  : Disable UoA
572 -
573 573  * **AT+UOA=1,2** :  Enable UoA , Calm Down Time: 2 minutes. If device already send a uplink on activity, it will not send another uplink on activiy in 2 minutes, even detect activity.
574 574  
575 -(% style="color:red" %)**Notice: Calm Down time range is 1 ~~ 65535 minutes. If user set Calm Down time to low value, such as 1 minute, the sensor might send uplink very frequenctly and battery drain fast.**
573 +Notice: Calm Down time range is 1 ~~ 65535 minutes. If user set Calm Down time to low value, such as 1 minute, the sensor might send uplink very frequenctly and battery drain fast.
576 576  
577 577  (% style="color:#4f81bd" %)**AT Command: AT+UOA**
578 578  
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582 582  
583 583  = 5. Battery & Power Consumption =
584 584  
585 -
586 586  LHT65N-PIR use **CR17450** battery pack. See below link for detail information about the battery info and how to replace.
587 587  
588 588  [[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
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590 590  
591 591  = 6. OTA firmware update =
592 592  
590 +User can change firmware S31x-LB to:
593 593  
594 -User can change firmware LHT65N-PIR to:
595 -
596 596  * Change Frequency band/ region.
597 597  * Update with new features.
598 598  * Fix bugs.
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609 609  == 7.1 How to use AT Command? ==
610 610  
611 611  
612 -LHT65N-PIR supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
608 +LHT65N-E5 supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
613 613  
614 614  
615 615  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615153355-1.png||_mstalt="430222"]]
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619 619  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@1655802313617-381.png||_mstalt="293917"]]
620 620  
621 621  
622 -In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N-PIR. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
618 +In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N-E5. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
623 623  
624 624  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615154519-3.png||_mstalt="431925" height="672" width="807"]]
625 625  
626 626  
623 +
627 627  == 7.2 Where to use AT commands and Downlink commands ==
628 628  
629 629  
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665 665  
666 666  == 7.3 How to change the uplink interval？ ==
667 667  
668 -
669 669  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
670 670  
671 671  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615154519-3.png||_mstalt="431925" height="672" width="807"]]
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673 673  
674 674  == 7.4 How to use TTL-USB to connect PC to upgrade firmware? ==
675 675  
676 -
677 677  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615153355-1.png||_mstalt="430222"]]
678 678  
679 679  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
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