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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.19
edited by Xiaoling
on 2022/06/22 10:32
Change comment: There is no comment for this version
To version 180.1
edited by Bei Jinggeng
on 2022/06/28 15:06
Change comment: Uploaded new attachment "image-20220628150648-3.png", version {1}

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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18 18  
19 19  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
20 20  
21 +
22 +(((
21 21  The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor.**
24 +)))
22 22  
26 +(((
23 23  The LHT65N 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.
28 +)))
24 24  
30 +(((
25 25  LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
32 +)))
26 26  
34 +(((
27 27  LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
36 +)))
28 28  
38 +(((
29 29  LHT65N supports (% style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
40 +)))
30 30  
42 +(((
31 31  *The actual battery life depends on how often to send data, please see the battery analyzer chapter.
44 +)))
32 32  
33 33  
34 34  == 1.2 Features ==
... ... @@ -46,6 +46,7 @@
46 46  * Datalog feature
47 47  
48 48  
62 +
49 49  == 1.3 Specification ==
50 50  
51 51  
... ... @@ -71,23 +71,36 @@
71 71  * Operating Range: -55 °C ~~ 125 °C
72 72  
73 73  
88 +
74 74  = 2. Connect LHT65N to IoT Server =
75 75  
76 76  == 2.1 How does LHT65N work? ==
77 77  
93 +(((
78 78  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.
95 +)))
79 79  
97 +(((
80 80  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.
99 +)))
81 81  
82 82  
83 83  == 2.2 How to Activate LHT65N? ==
84 84  
104 +(((
85 85  The LHT65N has two working modes:
106 +)))
86 86  
87 -* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
88 -* (% style="color:blue" %)**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, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
108 +* (((
109 +(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
110 +)))
111 +* (((
112 +(% style="color:blue" %)**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, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
113 +)))
89 89  
115 +(((
90 90  The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
117 +)))
91 91  
92 92  
93 93  [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
... ... @@ -241,9 +241,6 @@
241 241  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^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.)
242 242  
243 243  
244 -
245 -
246 -
247 247  === 2.4.1 Decoder in TTN V3 ===
248 248  
249 249  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
... ... @@ -275,8 +275,6 @@
275 275  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
276 276  
277 277  
278 -
279 -
280 280  === 2.4.3 Built-in Temperature ===
281 281  
282 282  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
... ... @@ -288,7 +288,6 @@
288 288  * Temperature:  (0xF5C6-65536)/100=-26.18℃
289 289  
290 290  
291 -
292 292  === 2.4.4 Built-in Humidity ===
293 293  
294 294  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
... ... @@ -296,7 +296,6 @@
296 296  * Humidity:    0x025C/10=60.4%
297 297  
298 298  
299 -
300 300  === 2.4.5 Ext # ===
301 301  
302 302  Bytes for External Sensor:
... ... @@ -411,7 +411,6 @@
411 411  )))
412 412  )))
413 413  
414 -
415 415  (% _mstvisible="1" %)
416 416  * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
417 417  
... ... @@ -442,7 +442,6 @@
442 442  
443 443  )))
444 444  
445 -
446 446  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
447 447  
448 448  [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
... ... @@ -452,8 +452,6 @@
452 452  * Unix Time Request:  1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
453 453  
454 454  
455 -
456 -
457 457  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
458 458  
459 459  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
... ... @@ -551,20 +551,37 @@
551 551  
552 552  === 2.6.3 Set Device Time ===
553 553  
570 +(((
554 554  There are two ways to set device's time:
572 +)))
555 555  
574 +(((
556 556  **~1. Through LoRaWAN MAC Command (Default settings)**
576 +)))
557 557  
578 +(((
558 558  User need to set SYNCMOD=1 to enable sync time via MAC command.
580 +)))
559 559  
582 +(((
560 560  Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
584 +)))
561 561  
586 +(((
562 562  (% style="color:red" %)Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
588 +)))
563 563  
590 +(((
591 +
592 +)))
564 564  
594 +(((
565 565  **2. Manually Set Time**
596 +)))
566 566  
598 +(((
567 567  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
600 +)))
568 568  
569 569  
570 570  
... ... @@ -731,9 +731,11 @@
731 731  (% _mstvisible="2" %)
732 732  (((
733 733  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
767 +(((
734 734  Poll Message Flag: 1: This message is a poll message reply.
735 735  )))
736 736  )))
771 +)))
737 737  
738 738  (% _mstvisible="1" %)
739 739  * (% _mstvisible="3" %)
... ... @@ -741,17 +741,21 @@
741 741  (% _mstvisible="4" %)
742 742  (((
743 743  (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
779 +(((
744 744  Poll Message Flag is set to 1.
745 745  )))
746 746  )))
783 +)))
747 747  * (% _mstvisible="3" %)
748 748  (((
749 749  (% _mstvisible="4" %)
750 750  (((
751 751  (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
789 +(((
752 752  Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
753 753  )))
754 754  )))
793 +)))
755 755  
756 756  (% _mstvisible="1" %)
757 757  (((
... ... @@ -758,12 +758,16 @@
758 758  (% _mstvisible="2" %)
759 759  (((
760 760  (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
800 +(((
761 761  
802 +)))
762 762  
763 763  (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
805 +(((
764 764  For example, in US915 band, the max payload for different DR is:
765 765  )))
766 766  )))
809 +)))
767 767  
768 768  (% _mstvisible="1" %)
769 769  (((
... ... @@ -770,9 +770,11 @@
770 770  (% _mstvisible="2" %)
771 771  (((
772 772  (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
816 +(((
773 773  a) DR0: max is 11 bytes so one entry of data
774 774  )))
775 775  )))
820 +)))
776 776  
777 777  (% _mstvisible="1" %)
778 778  (((
... ... @@ -779,9 +779,11 @@
779 779  (% _mstvisible="2" %)
780 780  (((
781 781  (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
827 +(((
782 782  b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
783 783  )))
784 784  )))
831 +)))
785 785  
786 786  (% _mstvisible="1" %)
787 787  (((
... ... @@ -788,9 +788,11 @@
788 788  (% _mstvisible="2" %)
789 789  (((
790 790  (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
838 +(((
791 791  c) DR2: total payload includes 11 entries of data
792 792  )))
793 793  )))
842 +)))
794 794  
795 795  (% _mstvisible="1" %)
796 796  (((
... ... @@ -797,9 +797,11 @@
797 797  (% _mstvisible="2" %)
798 798  (((
799 799  (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
849 +(((
800 800  d) DR3: total payload includes 22 entries of data.
801 801  )))
802 802  )))
853 +)))
803 803  
804 804  (% _mstvisible="1" %)
805 805  (((
... ... @@ -806,9 +806,11 @@
806 806  (% _mstvisible="2" %)
807 807  (((
808 808  (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
860 +(((
809 809  If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
810 810  )))
811 811  )))
864 +)))
812 812  
813 813  
814 814  (% _mstvisible="1" style="text-align: left;" %)
... ... @@ -854,138 +854,144 @@
854 854  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
855 855  
856 856  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
910 +(((
857 857  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
912 +)))
858 858  
859 859  (% _msthash="315237" _msttexthash="1385839" %)
915 +(((
860 860  Where the first 11 bytes is for the first entry:
917 +)))
861 861  
862 862  (% _msthash="315238" _msttexthash="274846" %)
920 +(((
863 863  7FFF089801464160065F97
922 +)))
864 864  
865 865  (% _msthash="315239" _msttexthash="617435" %)
925 +(((
866 866  Ext sensor data=0x7FFF/100=327.67
927 +)))
867 867  
868 868  (% _msthash="315240" _msttexthash="270543" %)
930 +(((
869 869  Temp=0x0898/100=22.00
932 +)))
870 870  
871 871  (% _msthash="315241" _msttexthash="211783" %)
935 +(((
872 872  Hum=0x0146/10=32.6
937 +)))
873 873  
874 874  (% _msthash="315242" _msttexthash="1569776" %)
940 +(((
875 875  poll message flag & Ext=0x41,means reply data,Ext=1
942 +)))
876 876  
877 877  (% _msthash="315243" _msttexthash="1120509" %)
945 +(((
878 878  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
947 +)))
879 879  
880 880  
881 -(% _mstvisible="1" style="text-align: left;" %)
882 -== (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
883 883  
884 -(% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
951 +== 2.7 Alarm Mode ==
952 +
953 +(((
885 885  when the device is in alarm mode, it checks the built-in sensor temperature for a short time. if the temperature exceeds the preconfigured range, it sends an uplink immediately.
955 +)))
886 886  
887 -(% _mstvisible="1" %)
888 888  (((
889 -(% _mstvisible="2" style="text-align: left;" %)
890 -(% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
958 +(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
891 891  )))
892 892  
893 -(% _mstvisible="1" style="text-align: left;" %)
894 -(% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
961 +(((
962 +**AT COMMAND FOR ALARM MODE:**
963 +)))
895 895  
896 896  (% _mstvisible="1" class="box infomessage" %)
897 897  (((
898 -(% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
899 -(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
967 +(((
968 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
969 +)))
900 900  
901 -(% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
902 -(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
971 +(((
972 +**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
973 +)))
903 903  
904 -(% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
905 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
975 +(((
976 +**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
977 +)))
906 906  
907 -(% _mstvisible="2" style="text-align: left;" %)
908 -(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
979 +(((
980 +**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
981 +)))
909 909  
910 -(% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
911 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
983 +(((
984 +**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
912 912  )))
986 +)))
913 913  
914 914  
915 915  
916 -(% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
917 -== (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
990 +== 2.8 LED Indicator ==
918 918  
919 -(% _mstvisible="1" %)
920 -(((
921 -(% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
922 922  The LHT65 has a triple color LED which for easy showing different stage .
923 923  
924 -(% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
925 925  While user press ACT button, the LED will work as per LED status with ACT button.
926 -)))
927 927  
928 -(% _mstvisible="1" %)
929 -(((
930 -(% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
931 931  In a normal working state:
932 -)))
933 933  
934 -(% _mstvisible="1" %)
935 -* (% _mstvisible="3" %)
936 -(((
937 -(% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
938 -For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
998 +* For each uplink, the BLUE LED or RED LED will blink once.
999 +BLUE LED when external sensor is connected.
1000 +* RED LED when external sensor is not connected
1001 +* For each success downlink, the PURPLE LED will blink once
939 939  
940 -(% _msthash="197771" _msttexthash="1202526" %)
941 -(% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
942 -)))
943 -* (% _mstvisible="3" %)
944 -(((
945 -(% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
946 -RED LED when external sensor is not connected
947 -)))
948 -* (% _mstvisible="3" %)
949 -(((
950 -(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
951 -For each success downlink, the PURPLE LED will blink once
952 952  
1004 +== 2.9 installation ==
953 953  
954 -
955 -)))
956 -
957 -(% _mstvisible="1" style="text-align: left;" %)
958 -== (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
959 -
960 960  (% _mstvisible="1" %)
961 961  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
962 962  
963 963  
964 -(% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
965 -= (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
966 966  
967 -(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
968 -== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1011 += 3. Sensors and Accessories =
969 969  
1013 +== 3.1 E2 Extension Cable ==
1014 +
970 970  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
971 971  
972 -1m long breakout cable for LHT65N
1017 +**1m long breakout cable for LHT65N. Features:**
973 973  
1019 +* (((
1020 +Use for AT Command， works for both LHT52/LHT65N
1021 +)))
1022 +* (((
1023 +Update firmware for LHT65N, works for both LHT52/LHT65N
1024 +)))
1025 +* (((
1026 +Supports ADC mode to monitor external ADC
1027 +)))
1028 +* (((
1029 +Supports Interrupt mode
1030 +)))
1031 +* (((
1032 +Exposed All pins from the LHT65N Type-C connector.
1033 +)))
1034 +
974 974  [[image:image-20220619092421-3.png||height="371" width="529"]]
975 975  
976 976  
977 977  
978 -(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
979 -== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.2(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
980 980  
981 -(% _mstvisible="1" %)
1040 +== 3.2 E3 Temperature Probe ==
1041 +
1042 +
982 982  [[image:image-20220515080154-4.png||_mstalt="434681" _mstvisible="3" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="428792" _mstvisible="3" height="201" width="195"]]
983 983  
984 984  
985 -(% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
986 986  Temperature sensor with 2 meters cable long
987 987  
988 -(% _mstvisible="1" %)
989 989  * Resolution: 0.0625 °C
990 990  * ±0.5°C accuracy from -10°C to +85°C
991 991  * ±2°C accuracy from -55°C to +125°C
... ... @@ -992,405 +992,248 @@
992 992  * Operating Range: -40 ~~ 125 °C
993 993  * Working voltage 2.35v ~~ 5v
994 994  
995 -(% _mstvisible="1" style="text-align: left;" %)
996 -= (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
997 997  
998 -(% _mstvisible="1" %)
1055 += 4. Configure LHT65N via AT command or LoRaWAN downlink =
1056 +
999 999  (((
1000 -(% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1001 1001  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1002 1002  )))
1003 1003  
1004 -(% _mstvisible="1" %)
1005 -* (% _mstvisible="3" %)
1006 -(((
1007 -(% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1061 +* (((
1008 1008  AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1009 1009  )))
1010 -* (% _mstvisible="3" %)
1011 -(((
1012 -(% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1064 +
1065 +* (((
1013 1013  LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1014 1014  )))
1015 1015  
1016 -(% _mstvisible="1" %)
1017 1017  (((
1018 -(% _mstvisible="2" style="text-align: left;" %)
1019 -
1020 -)))
1021 -
1022 -(% _mstvisible="1" %)
1023 -(((
1024 -(% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1025 1025  There are two kinds of commands to configure LHT65N, they are:
1026 1026  )))
1027 1027  
1028 -(% _mstvisible="1" %)
1029 -(((
1030 -(% _mstvisible="2" style="text-align: left;" %)
1031 -(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
1073 +* (((
1074 +(% style="color:#4f81bd" %)**General Commands**.
1032 1032  )))
1033 1033  
1034 -(% _mstvisible="1" %)
1035 1035  (((
1036 -(% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1037 1037  These commands are to configure:
1038 1038  )))
1039 1039  
1040 -(% _mstvisible="1" %)
1041 -* (% _mstvisible="3" %)
1042 -(((
1043 -(% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1081 +1. (((
1044 1044  General system settings like: uplink interval.
1045 1045  )))
1046 -* (% _mstvisible="3" %)
1047 -(((
1048 -(% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1084 +1. (((
1049 1049  LoRaWAN protocol & radio-related commands.
1050 1050  )))
1051 1051  
1052 -(% _mstvisible="1" %)
1053 1053  (((
1054 -(% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1055 1055  They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki: [[End Device Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
1056 1056  )))
1057 1057  
1058 -(% _mstvisible="1" %)
1059 -(((
1060 -(% _mstvisible="2" style="text-align: left;" %)
1061 -
1092 +* (((
1093 +(% style="color:#4f81bd" %)**Commands special design for LHT65N**
1062 1062  )))
1063 1063  
1064 -(% _mstvisible="1" %)
1065 1065  (((
1066 -(% _mstvisible="2" style="text-align: left;" %)
1067 -(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1068 -)))
1069 -
1070 -(% _mstvisible="1" %)
1071 -(((
1072 -(% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1073 1073  These commands are only valid for LHT65N, as below:
1074 -
1075 -
1076 -(% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1077 -
1078 1078  )))
1079 1079  
1080 -(% _mstvisible="1" style="text-align: left;" %)
1081 -== (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1082 1082  
1083 -(% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1101 +== 4.1 Set Transmit Interval Time ==
1102 +
1084 1084  Feature: Change LoRaWAN End Node Transmit Interval.
1085 1085  
1086 -(% _mstvisible="1" style="text-align: left;" %)
1087 -(% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1105 +(% style="color:#4f81bd" %)**AT Command: AT+TDC**
1088 1088  
1089 -(% _mstvisible="1" %)
1090 1090  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1091 1091  
1092 -(% _mstvisible="1" %)
1093 -(((
1094 -(% _mstvisible="2" style="text-align: left;" %)
1095 -
1096 1096  
1097 -(% _mstvisible="2" style="text-align: left;" %)
1098 -(% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1099 -)))
1110 +(% style="color:#4f81bd" %)**Downlink Command: 0x01**
1100 1100  
1101 -(% _mstvisible="1" %)
1102 -(((
1103 -(% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1104 1104  Format: Command Code (0x01) followed by 3 bytes time value.
1105 -)))
1106 1106  
1107 -(% _mstvisible="1" %)
1108 -(((
1109 -(% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1110 1110  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1111 -)))
1112 1112  
1113 -(% _mstvisible="1" %)
1114 -* (% _mstvisible="3" %)
1115 -(((
1116 -(% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1117 -(% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1118 -)))
1119 -* (% _mstvisible="3" %)
1120 -(((
1121 -(% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1122 -(% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1116 +* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1123 1123  
1118 +* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1124 1124  
1125 -(% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1126 -
1127 -)))
1128 1128  
1129 -(% _mstvisible="1" style="text-align: left;" %)
1130 -== (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1121 +== 4.2 Set External Sensor Mode ==
1131 1131  
1132 -(% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1133 1133  Feature: Change External Sensor Mode.
1134 1134  
1135 -(% _mstvisible="1" style="text-align: left;" %)
1136 -(% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1125 +(% style="color:#4f81bd" %)**AT Command: AT+EXT**
1137 1137  
1138 -(% _mstvisible="1" %)
1139 1139  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1140 1140  
1141 -(% _mstvisible="1" %)
1142 -(((
1143 -(% _mstvisible="2" style="text-align: left;" %)
1144 -
1145 1145  
1146 -(% _mstvisible="2" style="text-align: left;" %)
1147 -(% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1148 -)))
1130 +(% style="color:#4f81bd" %)**Downlink Command: 0xA2**
1149 1149  
1150 -(% _mstvisible="1" %)
1151 -(((
1152 -(% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1153 1153  Total bytes: 2 ~~ 5 bytes
1154 -)))
1155 1155  
1156 -(% _mstvisible="1" %)
1157 -(((
1158 -(% _mstvisible="2" %)
1159 -(% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1160 -)))
1134 +**Example:**
1161 1161  
1162 -(% _mstvisible="1" %)
1163 -* (% _mstvisible="3" %)
1164 -(((
1165 -(% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1166 -0xA201: Set external sensor type to E1
1167 -)))
1168 -* (% _mstvisible="3" %)
1169 -(((
1170 -(% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1171 -0xA209: Same as AT+EXT=9
1172 -)))
1173 -* (% _mstvisible="3" %)
1174 -(((
1175 -(% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1176 -0xA20702003c,Same as AT+SETCNT=60
1136 +* 0xA201: Set external sensor type to E1
1177 1177  
1138 +* 0xA209: Same as AT+EXT=9
1178 1178  
1179 -(% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1180 -
1181 -)))
1140 +* 0xA20702003c: Same as AT+SETCNT=60
1182 1182  
1183 -(% _mstvisible="1" style="text-align: left;" %)
1184 -== (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1185 1185  
1186 -(% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1143 +== 4.3 Enable/Disable uplink Temperature probe ID ==
1144 +
1145 +(((
1187 1187  Feature: If PID is enabled, device will send the temperature probe ID on:
1147 +)))
1188 1188  
1189 -(% _mstvisible="1" %)
1190 -* First Packet after OTAA Join
1191 -* Every 24 hours since the first packet.
1149 +* (((
1150 +First Packet after OTAA Join
1151 +)))
1152 +* (((
1153 +Every 24 hours since the first packet.
1154 +)))
1192 1192  
1193 -(% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1156 +(((
1194 1194  PID is default set to disable (0)
1158 +)))
1195 1195  
1196 -(% _mstvisible="1" style="text-align: left;" %)
1197 -(% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1160 +(% style="color:#4f81bd" %)**AT Command:**
1198 1198  
1199 -(% _mstvisible="1" %)
1200 1200  [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1201 1201  
1202 1202  
1203 -(% _mstvisible="1" style="text-align: left;" %)
1204 -(% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1165 +(% style="color:#4f81bd" %)**Downlink Command:**
1205 1205  
1206 -(% _mstvisible="1" %)
1207 -* 0xA800  **~-~->** AT+PID=0
1208 -* 0xA801     **~-~->** AT+PID=1
1167 +* **0xA800**  **~-~->** AT+PID=0
1168 +* **0xA801**     **~-~->** AT+PID=1
1209 1209  
1210 -(% _mstvisible="1" style="text-align: left;" %)
1211 -== (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1212 1212  
1213 -(% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1171 +== 4.4 Set Password ==
1172 +
1214 1214  Feature: Set device password, max 9 digits
1215 1215  
1216 -(% _mstvisible="1" style="text-align: left;" %)
1217 -(% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1175 +(% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1218 1218  
1219 -(% _mstvisible="1" %)
1220 1220  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1221 1221  
1222 -(% _mstvisible="1" %)
1223 -(((
1224 -(% _mstvisible="2" style="text-align: left;" %)
1225 -
1226 1226  
1227 -(% _mstvisible="2" style="text-align: left;" %)
1228 -(% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1229 -)))
1180 +(% style="color:#4f81bd" %)**Downlink Command:**
1230 1230  
1231 -(% _mstvisible="1" %)
1232 -(((
1233 -(% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1234 1234  No downlink command for this feature.
1235 1235  
1236 -(% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1237 -
1238 -)))
1239 1239  
1240 -(% _mstvisible="1" style="text-align: left;" %)
1241 -== (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1242 1242  
1243 -(% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1186 +== 4.5 Quit AT Command ==
1187 +
1244 1244  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1245 1245  
1246 -(% _mstvisible="1" style="text-align: left;" %)
1247 -(% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1190 +(% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1248 1248  
1249 -(% _mstvisible="1" %)
1250 1250  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1251 1251  
1252 1252  
1253 -(% _mstvisible="1" style="text-align: left;" %)
1254 -(% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1195 +(% style="color:#4f81bd" %)**Downlink Command:**
1255 1255  
1256 -(% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1257 1257  No downlink command for this feature.
1258 1258  
1259 1259  
1260 -(% _mstvisible="1" style="text-align: left;" %)
1261 -== (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1262 1262  
1263 -(% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1201 +== 4.6 Set to sleep mode ==
1202 +
1264 1264  Feature: Set device to sleep mode
1265 1265  
1266 -* AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1267 -* AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1205 +* **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1206 +* **AT+Sleep=1** :  Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1268 1268  
1269 -(% _mstvisible="1" style="text-align: left;" %)
1270 1270  (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1271 1271  
1272 -(% _mstvisible="1" %)
1273 1273  [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1274 1274  
1275 1275  
1276 -(% _mstvisible="1" %)
1277 1277  (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1278 1278  
1279 -(% _mstvisible="1" %)
1280 1280  * There is no downlink command to set to Sleep mode.
1281 1281  
1282 -(% _mstvisible="1" %)
1283 -== (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1284 1284  
1285 -(% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1218 +== 4.7 Set system time ==
1219 +
1286 1286  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1287 1287  
1288 -(% _mstvisible="1" %)
1289 1289  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1290 1290  
1291 -(% _mstvisible="1" %)
1292 1292  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1293 1293  
1294 1294  
1295 -(% _mstvisible="1" %)
1296 1296  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1297 1297  
1298 -(% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1299 1299  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1300 1300  
1301 1301  
1302 -(% _mstvisible="1" %)
1303 -== (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1304 1304  
1305 -(% _mstvisible="1" %)
1233 +== 4.8 Set Time Sync Mode ==
1234 +
1306 1306  (((
1307 -(% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1308 1308  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1309 1309  )))
1310 1310  
1311 -(% _mstvisible="1" %)
1312 1312  (((
1313 -(% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1314 1314  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.
1315 1315  )))
1316 1316  
1317 -(% _mstvisible="1" %)
1318 -(((
1319 -(% _mstvisible="2" %)
1320 1320  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1321 -)))
1322 1322  
1323 -(% _mstvisible="1" %)
1324 1324  [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1325 1325  
1326 1326  
1327 -(% _mstvisible="1" %)
1328 -(% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1248 +(% style="color:#4f81bd" %)**Downlink Command:**
1329 1329  
1330 -(% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1331 1331  0x28 01 ~/~/ Same As AT+SYNCMOD=1
1332 -
1333 -(% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1334 1334  0x28 00 ~/~/ Same As AT+SYNCMOD=0
1335 1335  
1336 1336  
1337 -(% _mstvisible="1" %)
1338 -== (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1339 1339  
1340 -(% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1255 +== 4.9 Set Time Sync Interval ==
1256 +
1341 1341  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1342 1342  
1343 -(% _mstvisible="1" %)
1344 1344  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1345 1345  
1346 -(% _mstvisible="1" %)
1347 1347  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1348 1348  
1349 1349  
1350 -(% _mstvisible="1" %)
1351 1351  (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1352 1352  
1353 -(% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1354 -0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1266 +**0x29 0A** ~/~/ Same as AT+SYNCTDC=0x0A
1355 1355  
1356 1356  
1357 -(% _mstvisible="1" %)
1358 -== (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1359 1359  
1360 -(% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1270 +== 4.10 Print data entries base on page. ==
1271 +
1361 1361  Feature: Print the sector data from start page to stop page (max is 416 pages).
1362 1362  
1363 -(% _mstvisible="1" %)
1364 1364  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1365 1365  
1366 -(% _mstvisible="1" %)
1367 1367  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1368 1368  
1369 1369  
1370 -(% _mstvisible="1" %)
1371 1371  (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1372 1372  
1373 -(% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1374 1374  No downlink commands for feature
1375 1375  
1376 1376  
1377 -(% _mstvisible="1" %)
1378 -== (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1379 1379  
1380 -(% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1285 +== 4.11 Print last few data entries. ==
1286 +
1381 1381  Feature: Print the last few data entries
1382 1382  
1383 -(% _mstvisible="1" %)
1384 1384  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1385 1385  
1386 -(% _mstvisible="1" %)
1387 1387  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1388 1388  
1389 1389  
1390 -(% _mstvisible="1" %)
1391 1391  (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1392 1392  
1393 -(% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1394 1394  No downlink commands for feature
1395 1395  
1396 1396  
... ... @@ -1409,6 +1409,7 @@
1409 1409  
1410 1410  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1411 1411  
1314 +
1412 1412  == 4.13 Auto Send None-ACK messages ==
1413 1413  
1414 1414  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
... ... @@ -1427,13 +1427,16 @@
1427 1427  
1428 1428  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1429 1429  
1333 +
1430 1430  = 5. Battery & How to replace =
1431 1431  
1432 1432  == 5.1 Battery Type ==
1433 1433  
1434 1434  (((
1339 +(((
1435 1435  LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
1436 1436  )))
1342 +)))
1437 1437  
1438 1438  (((
1439 1439  
... ... @@ -1440,9 +1440,11 @@
1440 1440  )))
1441 1441  
1442 1442  (((
1349 +(((
1443 1443  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1444 1444  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1445 1445  )))
1353 +)))
1446 1446  
1447 1447  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1448 1448  
... ... @@ -1470,6 +1470,7 @@
1470 1470  )))
1471 1471  
1472 1472  
1381 +
1473 1473  = 6. FAQ =
1474 1474  
1475 1475  == 6.1 How to use AT Command? ==
... ... @@ -1481,16 +1481,11 @@
1481 1481  
1482 1482  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1483 1483  
1484 -(% _msthash="506062" _msttexthash="1187732" %)
1485 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1393 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1394 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1395 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1396 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1486 1486  
1487 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1488 -
1489 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1490 -
1491 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1492 -
1493 -
1494 1494  (((
1495 1495  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. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)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.
1496 1496  )))
... ... @@ -1799,7 +1799,59 @@
1799 1799  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1800 1800  
1801 1801  
1706 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1802 1802  
1708 +[[image:image-20220623110706-1.png]]
1709 +
1710 +
1711 +[[image:image-20220623112117-4.png||height="459" width="343"]]
1712 +
1713 +(((
1714 +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. 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.
1715 +)))
1716 +
1717 +
1718 +Input password and ATZ to activate LHT65N,As shown below:
1719 +
1720 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1721 +
1722 +
1723 +== 6.6 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1724 +
1725 +[[image:image-20220623110706-1.png]]
1726 +
1727 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1728 +
1729 +[[image:image-20220615170542-5.png]]
1730 +
1731 +
1732 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1733 +
1734 +(% _msthash="506146" _msttexthash="52173160" %)
1735 +First connect the four lines；
1736 +
1737 +(% _msthash="506146" _msttexthash="52173160" %)
1738 +[[image:image-20220623113959-5.png||height="528" width="397"]]
1739 +
1740 +(% _msthash="506146" _msttexthash="52173160" %)
1741 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1742 +
1743 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1744 +
1745 +[[image:image-20220615171334-6.png]]
1746 +
1747 +
1748 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade.
1749 +
1750 +
1751 +When this interface appears, it indicates that the download has been completed.
1752 +
1753 +[[image:image-20220620160723-8.png]]
1754 +
1755 +
1756 +Finally,restart reset device again
1757 +
1758 +
1803 1803  = 7. Order Info =
1804 1804  
1805 1805  
... ... @@ -1827,6 +1827,7 @@
1827 1827  
1828 1828  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1829 1829  
1786 +
1830 1830  = 8. Packing Info =
1831 1831  
1832 1832  
... ... @@ -1833,20 +1833,19 @@
1833 1833  **Package Includes**:
1834 1834  
1835 1835  * LHT65N Temperature & Humidity Sensor x 1
1793 +* Optional external sensor
1836 1836  
1837 -*Optional external sensor
1838 -
1839 -
1840 1840  **Dimension and weight**:
1841 1841  
1842 1842  * Device Size:  10 x 10 x 3.5 cm
1843 -
1844 1844  * Device Weight: 120.5g
1845 1845  
1800 +
1846 1846  = 9. Reference material =
1847 1847  
1848 1848  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1849 1849  
1805 +
1850 1850  = 10. FCC Warning =
1851 1851  
1852 1852  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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