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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.2
edited by Xiaoling
on 2022/10/18 14:20
Change comment: There is no comment for this version
To version 198.1
edited by Bei Jinggeng
on 2022/09/06 10:35
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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16 16  
17 17  = 1. Introduction =
18 18  
19 -
20 20  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
21 21  
22 22  
... ... @@ -45,7 +45,6 @@
45 45  )))
46 46  
47 47  
48 -
49 49  == 1.2 Features ==
50 50  
51 51  
... ... @@ -62,11 +62,10 @@
62 62  * Datalog feature (Max 3328 records)
63 63  
64 64  
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
69 -(% style="color:#037691" %)**Built-in Temperature Sensor:**
66 +**Built-in Temperature Sensor:**
70 70  
71 71  * Resolution: 0.01 °C
72 72  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -73,7 +73,7 @@
73 73  * Long Term Drift: < 0.02 °C/yr
74 74  * Operating Range: -40 ~~ 85 °C
75 75  
76 -(% style="color:#037691" %)**Built-in Humidity Sensor:**
73 +**Built-in Humidity Sensor:**
77 77  
78 78  * Resolution: 0.04 %RH
79 79  * Accuracy Tolerance : Typ ±3 %RH
... ... @@ -80,7 +80,7 @@
80 80  * Long Term Drift: < 0.02 °C/yr
81 81  * Operating Range: 0 ~~ 96 %RH
82 82  
83 -(% style="color:#037691" %)**External Temperature Sensor:**
80 +**External Temperature Sensor:**
84 84  
85 85  * Resolution: 0.0625 °C
86 86  * ±0.5°C accuracy from -10°C to +85°C
... ... @@ -88,10 +88,8 @@
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 90  
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 -
95 95  == 2.1 How does LHT65N work? ==
96 96  
97 97  
... ... @@ -136,7 +136,6 @@
136 136  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
137 137  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.
138 138  
139 -
140 140  (% _mstvisible="1" class="wikigeneratedid" %)
141 141  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
142 142  
... ... @@ -200,9 +200,10 @@
200 200  
201 201  
202 202  
203 -== 2.4 Uplink Payload   ( Fport~=2) ==
204 204  
198 +== 2.4 Uplink Payload ==
205 205  
200 +
206 206  (((
207 207  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.
208 208  )))
... ... @@ -280,19 +280,22 @@
280 280  * 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.)
281 281  
282 282  
283 -
284 284  === 2.4.1 Decoder in TTN V3 ===
285 285  
286 286  
287 287  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.
288 288  
289 -Below is the position to put the decoder and LHT65N decoder can be download from here: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
283 +Below is the position to put the decoder and LHT65N decoder can be download from here:
290 290  
291 291  
286 +[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
287 +
288 +
292 292  [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
293 293  
294 294  
295 295  
293 +
296 296  === 2.4.2 BAT-Battery Info ===
297 297  
298 298  
... ... @@ -310,7 +310,6 @@
310 310  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
311 311  
312 312  
313 -
314 314  === 2.4.3 Built-in Temperature ===
315 315  
316 316  
... ... @@ -323,7 +323,6 @@
323 323  * Temperature:  (0xF5C6-65536)/100=-26.18℃
324 324  
325 325  
326 -
327 327  === 2.4.4 Built-in Humidity ===
328 328  
329 329  
... ... @@ -332,7 +332,6 @@
332 332  * Humidity:    0x025C/10=60.4%
333 333  
334 334  
335 -
336 336  === 2.4.5 Ext # ===
337 337  
338 338  
... ... @@ -491,7 +491,6 @@
491 491  * (% 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)
492 492  
493 493  
494 -
495 495  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
496 496  
497 497  
... ... @@ -499,11 +499,11 @@
499 499  
500 500  be used to power the external ADC sensor; user can control the power on time for this
501 501  
502 -(% style="color:blue" %)**sensor by setting:**
496 +sensor by setting:
503 503  
504 -**AT+EXT=6,timeout**  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
498 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
505 505  
506 -**For example:**
500 +For example:
507 507  
508 508  AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
509 509  
... ... @@ -524,7 +524,6 @@
524 524  
525 525  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.
526 526  
527 -
528 528  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
529 529  
530 530  [[image:image-20220628151005-5.png]]
... ... @@ -540,34 +540,29 @@
540 540  [[image:image-20220628151143-7.png]]
541 541  
542 542  
536 +==== ====
543 543  
544 -==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
538 +==== 2.4.6.4 Ext~=2 TMP117 Sensor （since v1.3） ====
545 545  
540 +Ext=2,Temperature Sensor(TMP117)：
546 546  
547 -[[image:image-20220927095645-1.png||height="534" width="460"]]
548 -
549 -
550 -(% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
551 -
552 552  [[image:image-20220906102307-7.png]]
553 553  
554 554  
555 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
545 +**Interrupt Mode and Counting Mode**
556 556  
557 557  The external cable NE2 can be use for MOD4 and MOD8
558 558  
559 559  
560 560  
561 -==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
551 +==== 2.4.6.5 Ext~=4 Interrupt Mode （since v1.3） ====
562 562  
553 +**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
563 563  
564 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
555 +**Interrupt Mode can be used to connect to external interrupt sensors such as:**
565 565  
557 +Case 1:Door Sensor. 3.3v Out for such sensor is just to detect Open/Close.
566 566  
567 -(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
568 -
569 -(% style="color:#037691" %)**Case 1: Door Sensor.** (%%)3.3v Out for such sensor is just to detect Open/Close.
570 -
571 571   In Open State, the power consumption is the same as if there is no probe
572 572  
573 573   In Close state, the power consumption will be 3uA higher than normal.
... ... @@ -574,23 +574,22 @@
574 574  
575 575  [[image:image-20220906100852-1.png||height="205" width="377"]]
576 576  
577 -
578 578  Ext=4,Interrupt Sensor：
579 579  
580 -(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
581 -|(% style="width:117px" %)(((
567 +(% border="8" cellpadding="4" cellspacing="4" style="height:8px; width:662px" %)
568 +|(((
582 582  AT+EXT=4,1
583 -)))|(% style="width:371px" %)(((
570 +)))|(% style="width:503px" %)(((
584 584  Sent uplink packet in both rising and falling interrupt
585 585  )))
586 -|(% style="width:117px" %)(((
573 +|(((
587 587  AT+EXT=4,2
588 -)))|(% style="width:371px" %)(((
575 +)))|(% style="width:503px" %)(((
589 589  Sent uplink packet only in falling interrupt
590 590  )))
591 -|(% style="width:117px" %)(((
578 +|(((
592 592  AT+EXT=4,3
593 -)))|(% style="width:371px" %)(((
580 +)))|(% style="width:503px" %)(((
594 594  Sent uplink packet only in rising interrupt
595 595  )))
596 596  
... ... @@ -604,60 +604,103 @@
604 604  [[image:image-20220906101145-3.png]]
605 605  
606 606  
594 +==== ====
607 607  
596 +==== 2.4.6.6 Ext~=8 Counting Mode（since v1.3） ====
608 608  
609 -==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
598 +**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
610 610  
611 611  
612 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
601 +Case 1: Low power consumption Flow Sensor, such flow sensor has pulse output and the power consumption in uA level and can be powered by LHT65N.
613 613  
614 -
615 -(% style="color:blue" %)**Case 1**(%%):  Low power consumption Flow Sensor, such flow sensor has pulse output and the power consumption in uA level and can be powered by LHT65N.
616 -
617 617  [[image:image-20220906101320-4.png||height="366" width="698"]]
618 618  
605 +Case 2: Normal Flow Sensor: Such flow sensor has higher power consumption and is not suitable to be powered by LHT65N. It is powered by external power and output <3.3v pulse
619 619  
620 -(% style="color:blue" %)**Case 2**(%%):  Normal Flow Sensor: Such flow sensor has higher power consumption and is not suitable to be powered by LHT65N. It is powered by external power and output <3.3v pulse
621 -
622 622  [[image:image-20220906101320-5.png||height="353" width="696"]]
623 623  
624 -
625 625  Ext=8, Counting Sensor ( 4 bytes)：
626 626  
627 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
628 -|(% style="width:138px" %)(((
611 +(% border="8" cellpadding="4" cellspacing="4" style="height:8px; width:662px" %)
612 +|(((
629 629  AT+EXT=8,0
630 -)))|(% style="width:240px" %)(((
614 +)))|(% style="width:503px" %)(((
631 631  Count at falling interrupt
632 632  )))
633 -|(% style="width:138px" %)(((
617 +|(((
634 634  AT+EXT=8,1
635 -)))|(% style="width:240px" %)(((
619 +)))|(% style="width:503px" %)(((
636 636  Count at rising interrupt
637 637  )))
638 -|(% style="width:138px" %)(((
622 +|(((
639 639  AT+SETCNT=60
640 -)))|(% style="width:240px" %)(((
624 +)))|(% style="width:503px" %)(((
641 641  Sent current count to 60
642 642  )))
643 643  
628 +
644 644  [[image:image-20220906101320-6.png]]
645 645  
646 646  
647 -(% style="color:blue" %)**A2 downlink Command：**
632 +A2 downlink Command：
648 648  
649 -A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
634 +A2 02: Same as AT+EXT=2 (AT+EXT= second byte)
650 650  
651 -A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
636 +A2 06 01 F4: Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
652 652  
653 -A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
638 +A2 04 02: Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
654 654  
655 -A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
640 +A2 08 01 00: Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
656 656  
657 -A2 08 02 00 00 00 3C:  Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
642 +A2 08 02 00 00 00 3C: Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
658 658  
659 659  
660 660  
646 +
647 +**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
648 +
649 +
650 +AT+WMOD=parameter1,parameter2,parameter3,parameter4
651 +
652 +Parameter 1: Alarm mode:
653 +
654 +0): Cancel
655 +
656 +1): Threshold alarm
657 +
658 +2): Fluctuation alarm
659 +
660 +
661 +Parameter 2: Sampling time. Unit: seconds, up to 255 seconds.
662 +
663 +**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
664 +
665 +
666 +Parameter 3 and parameter 4:
667 +
668 +1):If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
669 +
670 +Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
671 +
672 +
673 +2):If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
674 +
675 +Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
676 +
677 +If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
678 +
679 +
680 +Downlink:
681 +
682 +0xA5 00 ~-~- AT+WMOD=0.
683 +
684 +0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
685 +
686 +0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
687 +
688 +0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
689 +
690 +
661 661  == 2.5 Show data on Datacake ==
662 662  
663 663  
... ... @@ -720,19 +720,11 @@
720 720  
721 721  There are two methods:
722 722  
723 -(% style="color:blue" %)**Method 1:** (%%)IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specified time range.
753 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
754 +1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack message and store the sensor data, and it will send all messages (10s interval) after the network recovery. note: a) LHT65N will do ack check for data records sending to make sure every data arrive server. b) LHT65N will send data in CONFIRMED Mode when PNACKMD=1, but it won't re-transmit the same packet , it will just mark it as NONE-ACK and resend after network is detected.
724 724  
725 -
726 -(% style="color:blue" %)**Method 2: **(%%)Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
727 -
728 -(% style="color:red" %)**Note for method 2:**
729 -
730 -* a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
731 -* b) LHT65N will send data in **CONFIRMED Mode** when PNACKMD=1, but LHT65N won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LHT65N gets a ACK, LHT65N will consider there is a network connection and resend all NONE-ACK Message.
732 -
733 733  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
734 734  
735 -
736 736  [[image:image-20220703111700-2.png||height="381" width="1119"]]
737 737  
738 738  
... ... @@ -760,11 +760,11 @@
760 760  
761 761  
762 762  (((
763 -(% style="color:blue" %)**There are two ways to set device's time:**
785 +There are two ways to set device's time:
764 764  )))
765 765  
766 766  (((
767 -**1.  Through LoRaWAN MAC Command (Default settings)**
789 +**~1. Through LoRaWAN MAC Command (Default settings)**
768 768  )))
769 769  
770 770  (((
... ... @@ -954,18 +954,15 @@
954 954  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
955 955  
956 956  (% _mstvisible="1" %)
979 +[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
980 +
981 +(% _mstvisible="1" %)
957 957  (((
958 958  (% _mstvisible="2" %)
959 959  (((
960 960  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
961 961  (((
962 -[[image:image-20221006192726-1.png||height="112" width="754"]]
963 -
964 -(% class="mark" %)**No ACK Message**(%%): 1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]] feature)
965 -
966 -(% class="mark" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
967 -
968 -
987 +Poll Message Flag: 1: This message is a poll message reply.
969 969  )))
970 970  )))
971 971  )))
... ... @@ -1014,7 +1014,7 @@
1014 1014  (((
1015 1015  (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
1016 1016  (((
1017 -**a) DR0:** max is 11 bytes so one entry of data
1036 +a) DR0: max is 11 bytes so one entry of data
1018 1018  )))
1019 1019  )))
1020 1020  )))
... ... @@ -1025,7 +1025,7 @@
1025 1025  (((
1026 1026  (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
1027 1027  (((
1028 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1047 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1029 1029  )))
1030 1030  )))
1031 1031  )))
... ... @@ -1036,7 +1036,7 @@
1036 1036  (((
1037 1037  (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
1038 1038  (((
1039 -**c) DR2:** total payload includes 11 entries of data
1058 +c) DR2: total payload includes 11 entries of data
1040 1040  )))
1041 1041  )))
1042 1042  )))
... ... @@ -1047,7 +1047,7 @@
1047 1047  (((
1048 1048  (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
1049 1049  (((
1050 -**d) DR3: **total payload includes 22 entries of data.
1069 +d) DR3: total payload includes 22 entries of data.
1051 1051  )))
1052 1052  )))
1053 1053  )))
... ... @@ -1058,7 +1058,7 @@
1058 1058  (((
1059 1059  (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1060 1060  (((
1061 -If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
1080 +If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1062 1062  )))
1063 1063  )))
1064 1064  )))
... ... @@ -1106,7 +1106,6 @@
1106 1106  (% _mstvisible="1" %)
1107 1107  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1108 1108  
1109 -
1110 1110  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1111 1111  (((
1112 1112  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -1159,42 +1159,17 @@
1159 1159  (((
1160 1160  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1161 1161  
1162 -
1163 -
1164 -=== 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
1165 -
1166 -
1167 -(((
1168 -(% class="box infomessage" %)
1169 -(((
1170 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1171 -
1172 -**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1173 -
1174 -**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
1175 -
1176 -**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1177 -
1178 -**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
1179 -
1180 -**AT+LEDALARM=1** :       Enable LED visual Alarm.
1181 -)))
1182 -)))
1183 -
1184 -
1185 1185  
1186 1186  )))
1187 1187  
1188 1188  (((
1189 -=== 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
1190 -
1191 -
1184 +**AT COMMAND FOR ALARM MODE:**
1192 1192  )))
1193 1193  
1194 1194  (% _mstvisible="1" class="box infomessage" %)
1195 1195  (((
1196 1196  (((
1197 -**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1190 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1198 1198  )))
1199 1199  
1200 1200  (((
... ... @@ -1245,7 +1245,6 @@
1245 1245  * For each success downlink, the PURPLE LED will blink once
1246 1246  
1247 1247  
1248 -
1249 1249  == 2.9 installation ==
1250 1250  
1251 1251  
... ... @@ -1256,7 +1256,6 @@
1256 1256  
1257 1257  = 3. Sensors and Accessories =
1258 1258  
1259 -
1260 1260  == 3.1 E2 Extension Cable ==
1261 1261  
1262 1262  
... ... @@ -1304,7 +1304,6 @@
1304 1304  * Working voltage 2.35v ~~ 5v
1305 1305  
1306 1306  
1307 -
1308 1308  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1309 1309  
1310 1310  
... ... @@ -1368,14 +1368,13 @@
1368 1368  
1369 1369  Format: Command Code (0x01) followed by 3 bytes time value.
1370 1370  
1371 -If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
1361 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1372 1372  
1373 -* **Example 1**: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
1363 +* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1374 1374  
1375 -* **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1365 +* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1376 1376  
1377 1377  
1378 -
1379 1379  == 4.2 Set External Sensor Mode ==
1380 1380  
1381 1381  
... ... @@ -1400,7 +1400,6 @@
1400 1400  * 0xA20702003c: Same as AT+SETCNT=60
1401 1401  
1402 1402  
1403 -
1404 1404  == 4.3 Enable/Disable uplink Temperature probe ID ==
1405 1405  
1406 1406  
... ... @@ -1432,7 +1432,6 @@
1432 1432  * **0xA801**     **~-~->** AT+PID=1
1433 1433  
1434 1434  
1435 -
1436 1436  == 4.4 Set Password ==
1437 1437  
1438 1438  
... ... @@ -1485,7 +1485,6 @@
1485 1485  * There is no downlink command to set to Sleep mode.
1486 1486  
1487 1487  
1488 -
1489 1489  == 4.7 Set system time ==
1490 1490  
1491 1491  
... ... @@ -1499,7 +1499,7 @@
1499 1499  
1500 1500  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1501 1501  
1502 -0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1488 +0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1503 1503  
1504 1504  
1505 1505  
... ... @@ -1523,8 +1523,8 @@
1523 1523  
1524 1524  (% style="color:#4f81bd" %)**Downlink Command:**
1525 1525  
1526 -0x28 01  ~/~/  Same As AT+SYNCMOD=1
1527 -0x28 00  ~/~/  Same As AT+SYNCMOD=0
1512 +0x28 01 ~/~/ Same As AT+SYNCMOD=1
1513 +0x28 00 ~/~/ Same As AT+SYNCMOD=0
1528 1528  
1529 1529  
1530 1530  
... ... @@ -1541,7 +1541,7 @@
1541 1541  
1542 1542  (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1543 1543  
1544 -**0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1530 +**0x29 0A** ~/~/ Same as AT+SYNCTDC=0x0A
1545 1545  
1546 1546  
1547 1547  
... ... @@ -1592,10 +1592,9 @@
1592 1592  
1593 1593  (% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1594 1594  
1595 -* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1581 +* Example: 0xA301 ~/~/Same as AT+CLRDTA
1596 1596  
1597 1597  
1598 -
1599 1599  == 4.13 Auto Send None-ACK messages ==
1600 1600  
1601 1601  
... ... @@ -1614,64 +1614,11 @@
1614 1614  
1615 1615  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1616 1616  
1617 -* Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1602 +* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1618 1618  
1619 1619  
1620 -
1621 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1622 -
1623 -
1624 -Feature: Set internal and external temperature sensor alarms.
1625 -
1626 -(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1627 -|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1628 -|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1629 -
1630 -(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1631 -
1632 -(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
1633 -
1634 -0): Cancel
1635 -
1636 -1): Threshold alarm
1637 -
1638 -2): Fluctuation alarm
1639 -
1640 -
1641 -(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
1642 -
1643 -(% style="color:red" %)**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
1644 -
1645 -
1646 -(% style="color:#037691" %) **Parameter 3 and parameter 4:**
1647 -
1648 -1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
1649 -
1650 -Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
1651 -
1652 -
1653 -2):  If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
1654 -
1655 -Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
1656 -
1657 -If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
1658 -
1659 -
1660 -(% style="color:#4f81bd" %)**Downlink Command: 0xA5**
1661 -
1662 -0xA5 00 ~-~- AT+WMOD=0.
1663 -
1664 -0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
1665 -
1666 -0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1667 -
1668 -0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
1669 -
1670 -
1671 -
1672 1672  = 5. Battery & How to replace =
1673 1673  
1674 -
1675 1675  == 5.1 Battery Type ==
1676 1676  
1677 1677  
... ... @@ -1738,6 +1738,7 @@
1738 1738  * (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1739 1739  * (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1740 1740  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1673 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1741 1741  
1742 1742  (((
1743 1743  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.
... ... @@ -1989,7 +1989,7 @@
1989 1989  == 6.3 How to change the uplink interval？ ==
1990 1990  
1991 1991  
1992 -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/||_msthash="506137" _msttexthash="5712018" style="background-color: rgb(255, 255, 255);"]]
1925 +[[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/||_msthash="506137" _msttexthash="5712018"]]
1993 1993  
1994 1994  
1995 1995  
... ... @@ -2023,7 +2023,6 @@
2023 2023  [[image:image-20220615170542-5.png]]
2024 2024  
2025 2025  
2026 -
2027 2027  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2028 2028  
2029 2029  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2037,7 +2037,6 @@
2037 2037  [[image:image-20220621170938-2.png]]
2038 2038  
2039 2039  
2040 -
2041 2041  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2042 2042  
2043 2043  [[image:image-20220615171334-6.png]]
... ... @@ -2086,7 +2086,6 @@
2086 2086  [[image:image-20220615170542-5.png]]
2087 2087  
2088 2088  
2089 -
2090 2090  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2091 2091  
2092 2092  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2099,7 +2099,6 @@
2099 2099  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
2100 2100  
2101 2101  
2102 -
2103 2103  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2104 2104  
2105 2105  [[image:image-20220615171334-6.png]]
... ... @@ -2124,13 +2124,20 @@
2124 2124  
2125 2125  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
2126 2126  
2127 -* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2056 +(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2057 +
2128 2128  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2059 +
2129 2129  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2061 +
2130 2130  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2063 +
2131 2131  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2065 +
2132 2132  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2067 +
2133 2133  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2069 +
2134 2134  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2135 2135  
2136 2136  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -2137,8 +2137,6 @@
2137 2137  
2138 2138  * (% style="color:red" %)**E3**(%%): External Temperature Probe
2139 2139  
2140 -
2141 -
2142 2142  = 8. Packing Info =
2143 2143  
2144 2144  
... ... @@ -2152,15 +2152,11 @@
2152 2152  * Device Size:  10 x 10 x 3.5 cm
2153 2153  * Device Weight: 120.5g
2154 2154  
2155 -
2156 -
2157 2157  = 9. Reference material =
2158 2158  
2159 2159  
2160 2160  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
2161 2161  
2162 -
2163 -
2164 2164  = 10. FCC Warning =
2165 2165  
2166 2166  
... ... @@ -2169,6 +2169,3 @@
2169 2169  (1) This device may not cause harmful interference；
2170 2170  
2171 2171  (2) this device must accept any interference received, including interference that may cause undesired operation.
2172 -
2173 -
2174 -
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