Last modified by Mengting Qiu on 2024/04/30 14:27
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From version < 77.5 >
edited by Xiaoling
on 2022/05/23 16:07
To version < 76.5 >
edited by Xiaoling
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Summary

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23 23  **Table of Contents：**
24 24  
25 25  {{toc/}}
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26 26  
27 27  
28 28  
29 -
30 30  = 1.Introduction =
31 31  
32 32  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
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313 313  
314 314  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:
315 315  
316 -(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
301 +(% border="1" style="background-color:#ffffcc; color:green; width:468px" %)
317 317  |(% style="width:96px" %)(((
318 318  **Size(bytes)**
319 319  )))|(% style="width:71px" %)(((
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500 500  **Retrieval data payload**
501 501  )))
502 502  
503 -(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
488 +(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
504 504  |(% style="width:93px" %)(((
505 505  (((
506 506  **Size(bytes)**
... ... @@ -517,11 +517,11 @@
517 517  (((
518 518  **2**
519 519  )))
520 -)))|(% style="width:86px" %)(((
505 +)))|(% style="width:90px" %)(((
521 521  (((
522 522  **1**
523 523  )))
524 -)))|(% style="width:48px" %)(((
509 +)))|(% style="width:85px" %)(((
525 525  (((
526 526  **4**
527 527  )))
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558 558  [[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]]
559 559  )))
560 560  )))
561 -)))|(% style="width:86px" %)(((
546 +)))|(% style="width:90px" %)(((
562 562  (((
563 563  [[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]]
564 564  )))
565 -)))|(% style="width:48px" %)(((
550 +)))|(% style="width:85px" %)(((
566 566  (((
567 567  (((
568 568  [[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/#H2.6.1UnixTimeStamp]]
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640 640  
641 641  [[image:image-20220523144455-1.png||height="335" width="735"]]
642 642  
643 -(((
644 644  If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
645 -)))
646 646  
647 -(((
648 648   Where : Start time: 60065F97 = time 21/1/19 04:27:03
649 -)))
650 650  
651 -(((
652 652   Stop time 60066DA7= time 21/1/19 05:27:03
653 -)))
654 654  
655 -(((
656 -
657 -)))
658 658  
659 -(((
660 660  LHT65N will uplink this payload.
661 -)))
662 662  
663 663  [[image:image-20220523001219-13.png||height="421" width="727"]]
664 664  
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682 682  
683 683  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.
684 684  
685 -(((
686 686  (% style="color:red" %)Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
687 -)))
688 688  
689 -(((
690 690  **AT Commands for Alarm mode:**
691 -)))
692 692  
693 693  (% class="box infomessage" %)
694 694  (((
695 -(((
696 696  **AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
697 697  )))
698 -)))
699 699  
700 700  (% class="box infomessage" %)
701 701  (((
702 -(((
703 703  **AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
704 704  )))
705 -)))
706 706  
707 707  == 2.8 LED Indicator ==
708 708  
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755 755  
756 756  = 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
757 757  
758 -(((
759 759  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
760 -)))
761 761  
762 -* (((
763 -AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
764 -)))
765 -* (((
766 -LoRaWAN Downlink instruction for different platforms:
767 -)))
726 +* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
727 +* LoRaWAN Downlink instruction for different platforms:
768 768  
769 -(((
770 770  [[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]]
771 -)))
772 772  
773 -(((
774 774  There are two kinds of commands to configure LHT65N, they are:
775 -)))
776 776  
777 -(((
778 778  (% style="color:#4f81bd" %)* **General Commands**.
779 -)))
780 780  
781 -(((
782 782  These commands are to configure:
783 -)))
784 784  
785 -* (((
786 -General system settings like: uplink interval.
787 -)))
788 -* (((
789 -LoRaWAN protocol & radio-related commands.
790 -)))
737 +* General system settings like: uplink interval.
738 +* LoRaWAN protocol & radio-related commands.
791 791  
792 -(((
793 793  They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
794 -)))
795 795  
796 -(((
797 797  [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
798 -)))
799 799  
800 -(((
801 801  (% style="color:#4f81bd" %)* **Commands special design for LHT65N**
802 -)))
803 803  
804 -(((
805 805  These commands are only valid for LHT65N, as below:
806 -)))
807 807  
808 808  == 4.1 Set Transmit Interval Time ==
809 809  
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813 813  
814 814  [[image:image-20220523150701-2.png]]
815 815  
816 -(((
817 817  **Downlink Command: 0x01**
818 -)))
819 819  
820 -(((
821 821  Format: Command Code (0x01) followed by 3 bytes time value.
822 -)))
823 823  
824 -(((
825 825  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
826 -)))
827 827  
828 -* (((
829 -**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
830 -)))
831 -* (((
832 -**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
833 -)))
762 +* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
763 +* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
834 834  
835 835  == 4.2 Set External Sensor Mode ==
836 836  
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840 840  
841 841  [[image:image-20220523150759-3.png]]
842 842  
843 -(((
844 844  **Downlink Command: 0xA2**
845 -)))
846 846  
847 -(((
848 848  Total bytes: 2 ~~ 5 bytes
849 -)))
850 850  
851 -(((
852 852  **Example:**
853 -)))
854 854  
855 -* (((
856 -0xA201: Set external sensor type to E1
857 -)))
858 -* (((
859 -0xA209: Same as AT+EXT=9
860 -)))
861 -* (((
862 -0xA20702003c,Same as AT+SETCNT=60
863 -)))
779 +* 0xA201: Set external sensor type to E1
780 +* 0xA209: Same as AT+EXT=9
781 +* 0xA20702003c,Same as AT+SETCNT=60
864 864  
865 865  == 4.3 Enable/Disable uplink Temperature probe ID ==
866 866  
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888 888  
889 889  [[image:image-20220523151052-5.png]]
890 890  
891 -(((
892 892  **Downlink Command:**
893 -)))
894 894  
895 -(((
896 896  No downlink command for this feature.
897 -)))
898 898  
899 899  == 4.5 Quit AT Command ==
900 900  
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934 934  
935 935  == 4.8 Set Time Sync Mode ==
936 936  
937 -(((
938 938  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
939 -)))
940 940  
941 -(((
942 942  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.
943 -)))
944 944  
945 -(((
946 946  **AT Command:**
947 -)))
948 948  
949 949  [[image:image-20220523151336-9.png]]
950 950  
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1034 1034  = 6. Order Info =
1035 1035  
1036 1036  (((
1037 -Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
945 +Part Number: (% style="color:#4f81bd" %)** LHT65N-XX**
1038 1038  )))
1039 1039  
1040 1040  (((

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