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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.29
edited by Xiaoling
on 2022/06/22 11:21
Change comment: There is no comment for this version
To version 189.8
edited by Xiaoling
on 2022/08/08 16:22
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -1,5 +1,5 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3 3  
4 4  
5 5  
... ... @@ -46,6 +46,7 @@
46 46  
47 47  == 1.2 Features ==
48 48  
49 +
49 49  * Wall mountable
50 50  * LoRaWAN v1.0.3 Class A protocol
51 51  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
... ... @@ -59,6 +59,7 @@
59 59  * Datalog feature
60 60  
61 61  
63 +
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -69,6 +69,8 @@
69 69  * Long Term Drift: < 0.02 °C/yr
70 70  * Operating Range: -40 ~~ 85 °C
71 71  
74 +
75 +
72 72  **Built-in Humidity Sensor:**
73 73  
74 74  * Resolution: 0.04 %RH
... ... @@ -76,6 +76,8 @@
76 76  * Long Term Drift: < 0.02 °C/yr
77 77  * Operating Range: 0 ~~ 96 %RH
78 78  
83 +
84 +
79 79  **External Temperature Sensor:**
80 80  
81 81  * Resolution: 0.0625 °C
... ... @@ -84,10 +84,12 @@
84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
93 +
87 87  = 2. Connect LHT65N to IoT Server =
88 88  
89 89  == 2.1 How does LHT65N work? ==
90 90  
98 +
91 91  (((
92 92  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.
93 93  )))
... ... @@ -97,8 +97,10 @@
97 97  )))
98 98  
99 99  
108 +
100 100  == 2.2 How to Activate LHT65N? ==
101 101  
111 +
102 102  (((
103 103  The LHT65N has two working modes:
104 104  )))
... ... @@ -123,6 +123,7 @@
123 123  
124 124  == 2.3 Example to join LoRaWAN network ==
125 125  
136 +
126 126  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
127 127  This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
128 128  
... ... @@ -138,6 +138,7 @@
138 138  
139 139  === 2.3.1 Step 1: Create Device n TTN ===
140 140  
152 +
141 141  (((
142 142  Create a device in TTN V3 with the OTAA keys from LHT65N.
143 143  )))
... ... @@ -162,9 +162,10 @@
162 162  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
163 163  
164 164  
165 -Note: LHT65N use same payload as LHT65.
166 166  
178 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
167 167  
180 +
168 168  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
169 169  
170 170  
... ... @@ -178,6 +178,7 @@
178 178  
179 179  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
180 180  
194 +
181 181  (((
182 182  Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
183 183  )))
... ... @@ -189,6 +189,7 @@
189 189  
190 190  == 2.4 Uplink Payload ==
191 191  
206 +
192 192  (((
193 193  The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% _mstvisible="3" style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
194 194  )))
... ... @@ -263,14 +263,13 @@
263 263  
264 264  * The First 6 bytes: has fix meanings for every LHT65N.
265 265  * The 7th byte (EXT #): defines the external sensor model.
266 -* 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.)
281 +* 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.)
267 267  
268 268  
269 269  
270 -
271 -
272 272  === 2.4.1 Decoder in TTN V3 ===
273 273  
287 +
274 274  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.
275 275  
276 276  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -286,6 +286,7 @@
286 286  
287 287  === 2.4.2 BAT-Battery Info ===
288 288  
303 +
289 289  These two bytes of BAT include the battery state and the actually voltage
290 290  
291 291  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -301,10 +301,9 @@
301 301  
302 302  
303 303  
304 -
305 -
306 306  === 2.4.3 Built-in Temperature ===
307 307  
321 +
308 308  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
309 309  
310 310  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -315,10 +315,9 @@
315 315  
316 316  
317 317  
318 -
319 -
320 320  === 2.4.4 Built-in Humidity ===
321 321  
334 +
322 322  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
323 323  
324 324  * Humidity:    0x025C/10=60.4%
... ... @@ -325,10 +325,9 @@
325 325  
326 326  
327 327  
328 -
329 -
330 330  === 2.4.5 Ext # ===
331 331  
343 +
332 332  Bytes for External Sensor:
333 333  
334 334  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -360,6 +360,7 @@
360 360  
361 361  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
362 362  
375 +
363 363  (((
364 364  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:
365 365  )))
... ... @@ -473,18 +473,19 @@
473 473  
474 474  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
475 475  
476 -[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
489 +(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
490 +|(% style="width:60px" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]**
491 +|(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
477 477  
478 -* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
479 -* Sync time OK:  1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
480 -* 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)
493 +* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
494 +* (% style="color:blue" %)**Sync time OK**: (%%) 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
495 +* (% style="color:blue" %)**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)
481 481  
482 482  
483 483  
484 -
485 -
486 486  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
487 487  
501 +
488 488  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
489 489  
490 490  be used to power the external ADC sensor; user can control the power on time for this
... ... @@ -493,10 +493,46 @@
493 493  
494 494  AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
495 495  
510 +For example:
496 496  
512 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
497 497  
514 +
515 +Or use **downlink command A2** to set the same.
516 +
517 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
518 +
519 +When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
520 +
521 +[[image:image-20220628150112-1.png||height="241" width="285"]]
522 +
523 +
524 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0
525 +
526 +[[image:image-20220628150714-4.png]]
527 +
528 +
529 +When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
530 +
531 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
532 +
533 +[[image:image-20220628151005-5.png]]
534 +
535 +
536 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v
537 +
538 +[[image:image-20220628151056-6.png]]
539 +
540 +
541 +3) Within range
542 +
543 +[[image:image-20220628151143-7.png]]
544 +
545 +
546 +
498 498  == 2.5 Show data on Datacake ==
499 499  
549 +
500 500  (((
501 501  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:
502 502  )))
... ... @@ -544,6 +544,7 @@
544 544  
545 545  == 2.6 Datalog Feature ==
546 546  
597 +
547 547  (((
548 548  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.
549 549  )))
... ... @@ -552,15 +552,17 @@
552 552  
553 553  === 2.6.1 Ways to get datalog via LoRaWAN ===
554 554  
606 +
555 555  There are two methods:
556 556  
557 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
558 -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.
609 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
610 +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 the network recovery.
559 559  
612 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
560 560  
614 +[[image:image-20220703111700-2.png||height="381" width="1119"]]
561 561  
562 562  
563 -
564 564  === 2.6.2 Unix TimeStamp ===
565 565  
566 566  
... ... @@ -583,6 +583,7 @@
583 583  
584 584  === 2.6.3 Set Device Time ===
585 585  
639 +
586 586  (((
587 587  There are two ways to set device's time:
588 588  )))
... ... @@ -600,7 +600,7 @@
600 600  )))
601 601  
602 602  (((
603 -(% 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.
657 +(% 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.**
604 604  )))
605 605  
606 606  (((
... ... @@ -619,6 +619,7 @@
619 619  
620 620  === 2.6.4 Poll sensor value ===
621 621  
676 +
622 622  User can poll sensor value based on timestamps from the server. Below is the downlink command.
623 623  
624 624  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -636,6 +636,7 @@
636 636  
637 637  === 2.6.5 Datalog Uplink payload ===
638 638  
694 +
639 639  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
640 640  The Datalog poll reply uplink will use below payload format.
641 641  
... ... @@ -642,6 +642,9 @@
642 642  (% _mstvisible="1" %)
643 643  (((
644 644  (% _mstvisible="2" %)
701 +
702 +
703 +(% _mstvisible="2" %)
645 645  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
646 646  )))
647 647  
... ... @@ -769,6 +769,7 @@
769 769  )))
770 770  )))
771 771  
831 +
772 772  (% _mstvisible="1" %)
773 773  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
774 774  
... ... @@ -780,9 +780,11 @@
780 780  (% _mstvisible="2" %)
781 781  (((
782 782  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
843 +(((
783 783  Poll Message Flag: 1: This message is a poll message reply.
784 784  )))
785 785  )))
847 +)))
786 786  
787 787  (% _mstvisible="1" %)
788 788  * (% _mstvisible="3" %)
... ... @@ -790,17 +790,21 @@
790 790  (% _mstvisible="4" %)
791 791  (((
792 792  (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
855 +(((
793 793  Poll Message Flag is set to 1.
794 794  )))
795 795  )))
859 +)))
796 796  * (% _mstvisible="3" %)
797 797  (((
798 798  (% _mstvisible="4" %)
799 799  (((
800 800  (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
865 +(((
801 801  Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
802 802  )))
803 803  )))
869 +)))
804 804  
805 805  (% _mstvisible="1" %)
806 806  (((
... ... @@ -807,12 +807,16 @@
807 807  (% _mstvisible="2" %)
808 808  (((
809 809  (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
876 +(((
810 810  
878 +)))
811 811  
812 812  (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
881 +(((
813 813  For example, in US915 band, the max payload for different DR is:
814 814  )))
815 815  )))
885 +)))
816 816  
817 817  (% _mstvisible="1" %)
818 818  (((
... ... @@ -819,9 +819,11 @@
819 819  (% _mstvisible="2" %)
820 820  (((
821 821  (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
892 +(((
822 822  a) DR0: max is 11 bytes so one entry of data
823 823  )))
824 824  )))
896 +)))
825 825  
826 826  (% _mstvisible="1" %)
827 827  (((
... ... @@ -828,9 +828,11 @@
828 828  (% _mstvisible="2" %)
829 829  (((
830 830  (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
903 +(((
831 831  b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
832 832  )))
833 833  )))
907 +)))
834 834  
835 835  (% _mstvisible="1" %)
836 836  (((
... ... @@ -837,9 +837,11 @@
837 837  (% _mstvisible="2" %)
838 838  (((
839 839  (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
914 +(((
840 840  c) DR2: total payload includes 11 entries of data
841 841  )))
842 842  )))
918 +)))
843 843  
844 844  (% _mstvisible="1" %)
845 845  (((
... ... @@ -846,9 +846,11 @@
846 846  (% _mstvisible="2" %)
847 847  (((
848 848  (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
925 +(((
849 849  d) DR3: total payload includes 22 entries of data.
850 850  )))
851 851  )))
929 +)))
852 852  
853 853  (% _mstvisible="1" %)
854 854  (((
... ... @@ -855,9 +855,11 @@
855 855  (% _mstvisible="2" %)
856 856  (((
857 857  (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
936 +(((
858 858  If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
859 859  )))
860 860  )))
940 +)))
861 861  
862 862  
863 863  (% _mstvisible="1" style="text-align: left;" %)
... ... @@ -884,7 +884,7 @@
884 884  (% _mstvisible="1" %)
885 885  (((
886 886  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
887 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
967 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
888 888  )))
889 889  
890 890  (% _mstvisible="1" %)
... ... @@ -903,55 +903,99 @@
903 903  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
904 904  
905 905  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
986 +(((
906 906  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
988 +)))
907 907  
908 908  (% _msthash="315237" _msttexthash="1385839" %)
991 +(((
909 909  Where the first 11 bytes is for the first entry:
993 +)))
910 910  
911 911  (% _msthash="315238" _msttexthash="274846" %)
996 +(((
912 912  7FFF089801464160065F97
998 +)))
913 913  
914 914  (% _msthash="315239" _msttexthash="617435" %)
1001 +(((
915 915  Ext sensor data=0x7FFF/100=327.67
1003 +)))
916 916  
917 917  (% _msthash="315240" _msttexthash="270543" %)
1006 +(((
918 918  Temp=0x0898/100=22.00
1008 +)))
919 919  
920 920  (% _msthash="315241" _msttexthash="211783" %)
1011 +(((
921 921  Hum=0x0146/10=32.6
1013 +)))
922 922  
923 923  (% _msthash="315242" _msttexthash="1569776" %)
1016 +(((
924 924  poll message flag & Ext=0x41,means reply data,Ext=1
1018 +)))
925 925  
926 926  (% _msthash="315243" _msttexthash="1120509" %)
1021 +(((
927 927  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1023 +)))
928 928  
929 929  
930 930  
931 931  == 2.7 Alarm Mode ==
932 932  
1029 +(((
933 933  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.
1031 +)))
934 934  
1033 +(((
935 935  (% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1035 +)))
936 936  
1037 +(((
937 937  **AT COMMAND FOR ALARM MODE:**
1039 +)))
938 938  
939 939  (% _mstvisible="1" class="box infomessage" %)
940 940  (((
1043 +(((
941 941  **AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1045 +)))
942 942  
1047 +(((
943 943  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1049 +)))
944 944  
1051 +(((
945 945  **AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
1053 +)))
946 946  
1055 +(((
947 947  **AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1057 +)))
948 948  
1059 +(((
949 949  **AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
950 950  )))
1062 +)))
951 951  
1064 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
952 952  
1066 +Total bytes: 8 bytes
953 953  
1068 +**Example:**AA0100010001003C
954 954  
1070 +WMOD=01
1071 +
1072 +CITEMP=0001
1073 +
1074 +TEMPlow=0001
1075 +
1076 +TEMPhigh=003C
1077 +
1078 +
955 955  == 2.8 LED Indicator ==
956 956  
957 957  The LHT65 has a triple color LED which for easy showing different stage .
... ... @@ -961,10 +961,11 @@
961 961  In a normal working state:
962 962  
963 963  * For each uplink, the BLUE LED or RED LED will blink once.
964 - BLUE LED when external sensor is connected.
1088 +BLUE LED when external sensor is connected.
965 965  * RED LED when external sensor is not connected
966 966  * For each success downlink, the PURPLE LED will blink once
967 967  
1092 +
968 968  == 2.9 installation ==
969 969  
970 970  (% _mstvisible="1" %)
... ... @@ -978,8 +978,24 @@
978 978  
979 979  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
980 980  
981 -1m long breakout cable for LHT65N
1106 +**1m long breakout cable for LHT65N. Features:**
982 982  
1108 +* (((
1109 +Use for AT Command， works for both LHT52/LHT65N
1110 +)))
1111 +* (((
1112 +Update firmware for LHT65N, works for both LHT52/LHT65N
1113 +)))
1114 +* (((
1115 +Supports ADC mode to monitor external ADC
1116 +)))
1117 +* (((
1118 +Supports Interrupt mode
1119 +)))
1120 +* (((
1121 +Exposed All pins from the LHT65N Type-C connector.
1122 +)))
1123 +
983 983  [[image:image-20220619092421-3.png||height="371" width="529"]]
984 984  
985 985  
... ... @@ -999,28 +999,51 @@
999 999  * Operating Range: -40 ~~ 125 °C
1000 1000  * Working voltage 2.35v ~~ 5v
1001 1001  
1143 +
1002 1002  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1003 1003  
1146 +(((
1004 1004  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1148 +)))
1005 1005  
1006 -* AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1150 +* (((
1151 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1152 +)))
1007 1007  
1008 -* LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1154 +* (((
1155 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1156 +)))
1009 1009  
1158 +(((
1010 1010  There are two kinds of commands to configure LHT65N, they are:
1160 +)))
1011 1011  
1012 -* (% style="color:#4f81bd" %)**General Commands**.
1162 +* (((
1163 +(% style="color:#4f81bd" %)**General Commands**.
1164 +)))
1013 1013  
1166 +(((
1014 1014  These commands are to configure:
1168 +)))
1015 1015  
1016 -1. General system settings like: uplink interval.
1017 -1. LoRaWAN protocol & radio-related commands.
1170 +1. (((
1171 +General system settings like: uplink interval.
1172 +)))
1173 +1. (((
1174 +LoRaWAN protocol & radio-related commands.
1175 +)))
1018 1018  
1177 +(((
1019 1019  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]]
1179 +)))
1020 1020  
1021 -* (% style="color:#4f81bd" %)**Commands special design for LHT65N**
1181 +* (((
1182 +(% style="color:#4f81bd" %)**Commands special design for LHT65N**
1183 +)))
1022 1022  
1185 +(((
1023 1023  These commands are only valid for LHT65N, as below:
1187 +)))
1024 1024  
1025 1025  
1026 1026  == 4.1 Set Transmit Interval Time ==
... ... @@ -1042,6 +1042,7 @@
1042 1042  
1043 1043  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1044 1044  
1209 +
1045 1045  == 4.2 Set External Sensor Mode ==
1046 1046  
1047 1047  Feature: Change External Sensor Mode.
... ... @@ -1063,6 +1063,7 @@
1063 1063  
1064 1064  * 0xA20702003c: Same as AT+SETCNT=60
1065 1065  
1231 +
1066 1066  == 4.3 Enable/Disable uplink Temperature probe ID ==
1067 1067  
1068 1068  (((
... ... @@ -1090,6 +1090,7 @@
1090 1090  * **0xA800**  **~-~->** AT+PID=0
1091 1091  * **0xA801**     **~-~->** AT+PID=1
1092 1092  
1259 +
1093 1093  == 4.4 Set Password ==
1094 1094  
1095 1095  Feature: Set device password, max 9 digits
... ... @@ -1136,6 +1136,7 @@
1136 1136  
1137 1137  * There is no downlink command to set to Sleep mode.
1138 1138  
1306 +
1139 1139  == 4.7 Set system time ==
1140 1140  
1141 1141  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
... ... @@ -1232,6 +1232,7 @@
1232 1232  
1233 1233  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1234 1234  
1403 +
1235 1235  == 4.13 Auto Send None-ACK messages ==
1236 1236  
1237 1237  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
... ... @@ -1250,6 +1250,7 @@
1250 1250  
1251 1251  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1252 1252  
1422 +
1253 1253  = 5. Battery & How to replace =
1254 1254  
1255 1255  == 5.1 Battery Type ==
... ... @@ -1309,16 +1309,11 @@
1309 1309  
1310 1310  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1311 1311  
1312 -(% _msthash="506062" _msttexthash="1187732" %)
1313 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1482 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1483 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1484 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1485 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1314 1314  
1315 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1316 -
1317 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1318 -
1319 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1320 -
1321 -
1322 1322  (((
1323 1323  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.
1324 1324  )))
... ... @@ -1627,7 +1627,59 @@
1627 1627  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1628 1628  
1629 1629  
1795 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1630 1630  
1797 +[[image:image-20220623110706-1.png]]
1798 +
1799 +
1800 +[[image:image-20220623112117-4.png||height="459" width="343"]]
1801 +
1802 +(((
1803 +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.
1804 +)))
1805 +
1806 +
1807 +Input password and ATZ to activate LHT65N,As shown below:
1808 +
1809 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1810 +
1811 +
1812 +== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1813 +
1814 +[[image:image-20220623110706-1.png]]
1815 +
1816 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1817 +
1818 +[[image:image-20220615170542-5.png]]
1819 +
1820 +
1821 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1822 +
1823 +(% _msthash="506146" _msttexthash="52173160" %)
1824 +First connect the four lines；
1825 +
1826 +(% _msthash="506146" _msttexthash="52173160" %)
1827 +[[image:image-20220623113959-5.png||height="528" width="397"]]
1828 +
1829 +(% _msthash="506146" _msttexthash="52173160" %)
1830 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1831 +
1832 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1833 +
1834 +[[image:image-20220615171334-6.png]]
1835 +
1836 +
1837 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade.
1838 +
1839 +
1840 +When this interface appears, it indicates that the download has been completed.
1841 +
1842 +[[image:image-20220620160723-8.png]]
1843 +
1844 +
1845 +Finally,restart reset device again
1846 +
1847 +
1631 1631  = 7. Order Info =
1632 1632  
1633 1633  
... ... @@ -1655,6 +1655,7 @@
1655 1655  
1656 1656  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1657 1657  
1875 +
1658 1658  = 8. Packing Info =
1659 1659  
1660 1660  
... ... @@ -1668,10 +1668,12 @@
1668 1668  * Device Size:  10 x 10 x 3.5 cm
1669 1669  * Device Weight: 120.5g
1670 1670  
1889 +
1671 1671  = 9. Reference material =
1672 1672  
1673 1673  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1674 1674  
1894 +
1675 1675  = 10. FCC Warning =
1676 1676  
1677 1677  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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