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Last modified by Xiaoling on 2023/07/18 10:12
From version 189.3
edited by Xiaoling
on 2022/07/22 10:33
Change comment: There is no comment for this version
To version 201.1
edited by Bei Jinggeng
on 2022/09/27 13:34
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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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  
... ... @@ -16,6 +16,7 @@
16 16  
17 17  = 1. Introduction =
18 18  
19 +
19 19  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
20 20  
21 21  
... ... @@ -44,8 +44,10 @@
44 44  )))
45 45  
46 46  
48 +
47 47  == 1.2 Features ==
48 48  
51 +
49 49  * Wall mountable
50 50  * LoRaWAN v1.0.3 Class A protocol
51 51  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
... ... @@ -56,12 +56,13 @@
56 56  * Built-in Temperature & Humidity sensor
57 57  * Optional External Sensors
58 58  * Tri-color LED to indicate working status
59 -* Datalog feature
62 +* Datalog feature (Max 3328 records)
60 60  
64 +
61 61  == 1.3 Specification ==
62 62  
63 63  
64 -**Built-in Temperature Sensor:**
68 +(% style="color:#037691" %)**Built-in Temperature Sensor:**
65 65  
66 66  * Resolution: 0.01 °C
67 67  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -68,7 +68,7 @@
68 68  * Long Term Drift: < 0.02 °C/yr
69 69  * Operating Range: -40 ~~ 85 °C
70 70  
71 -**Built-in Humidity Sensor:**
75 +(% style="color:#037691" %)**Built-in Humidity Sensor:**
72 72  
73 73  * Resolution: 0.04 %RH
74 74  * Accuracy Tolerance : Typ ±3 %RH
... ... @@ -75,7 +75,7 @@
75 75  * Long Term Drift: < 0.02 °C/yr
76 76  * Operating Range: 0 ~~ 96 %RH
77 77  
78 -**External Temperature Sensor:**
82 +(% style="color:#037691" %)**External Temperature Sensor:**
79 79  
80 80  * Resolution: 0.0625 °C
81 81  * ±0.5°C accuracy from -10°C to +85°C
... ... @@ -82,10 +82,13 @@
82 82  * ±2°C accuracy from -55°C to +125°C
83 83  * Operating Range: -55 °C ~~ 125 °C
84 84  
89 +
85 85  = 2. Connect LHT65N to IoT Server =
86 86  
92 +
87 87  == 2.1 How does LHT65N work? ==
88 88  
95 +
89 89  (((
90 90  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.
91 91  )))
... ... @@ -95,8 +95,10 @@
95 95  )))
96 96  
97 97  
105 +
98 98  == 2.2 How to Activate LHT65N? ==
99 99  
108 +
100 100  (((
101 101  The LHT65N has two working modes:
102 102  )))
... ... @@ -121,6 +121,7 @@
121 121  
122 122  == 2.3 Example to join LoRaWAN network ==
123 123  
133 +
124 124  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
125 125  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.
126 126  
... ... @@ -136,6 +136,7 @@
136 136  
137 137  === 2.3.1 Step 1: Create Device n TTN ===
138 138  
149 +
139 139  (((
140 140  Create a device in TTN V3 with the OTAA keys from LHT65N.
141 141  )))
... ... @@ -160,9 +160,10 @@
160 160  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
161 161  
162 162  
163 -Note: LHT65N use same payload as LHT65.
164 164  
175 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
165 165  
177 +
166 166  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
167 167  
168 168  
... ... @@ -176,6 +176,7 @@
176 176  
177 177  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
178 178  
191 +
179 179  (((
180 180  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.
181 181  )))
... ... @@ -187,6 +187,7 @@
187 187  
188 188  == 2.4 Uplink Payload ==
189 189  
203 +
190 190  (((
191 191  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.
192 192  )))
... ... @@ -261,13 +261,11 @@
261 261  
262 262  * The First 6 bytes: has fix meanings for every LHT65N.
263 263  * The 7th byte (EXT #): defines the external sensor model.
264 -* 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.)
278 +* 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.)
265 265  
266 -
267 -
268 -
269 269  === 2.4.1 Decoder in TTN V3 ===
270 270  
282 +
271 271  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.
272 272  
273 273  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -283,6 +283,7 @@
283 283  
284 284  === 2.4.2 BAT-Battery Info ===
285 285  
298 +
286 286  These two bytes of BAT include the battery state and the actually voltage
287 287  
288 288  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -296,11 +296,9 @@
296 296  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
297 297  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
298 298  
299 -
300 -
301 -
302 302  === 2.4.3 Built-in Temperature ===
303 303  
314 +
304 304  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
305 305  
306 306  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -309,20 +309,16 @@
309 309  
310 310  * Temperature:  (0xF5C6-65536)/100=-26.18℃
311 311  
312 -
313 -
314 -
315 315  === 2.4.4 Built-in Humidity ===
316 316  
325 +
317 317  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
318 318  
319 319  * Humidity:    0x025C/10=60.4%
320 320  
321 -
322 -
323 -
324 324  === 2.4.5 Ext # ===
325 325  
332 +
326 326  Bytes for External Sensor:
327 327  
328 328  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -331,6 +331,7 @@
331 331  
332 332  === 2.4.6 Ext value ===
333 333  
341 +
334 334  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
335 335  
336 336  
... ... @@ -354,6 +354,7 @@
354 354  
355 355  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
356 356  
365 +
357 357  (((
358 358  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:
359 359  )))
... ... @@ -476,9 +476,9 @@
476 476  * (% 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)
477 477  
478 478  
479 -
480 480  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
481 481  
490 +
482 482  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
483 483  
484 484  be used to power the external ADC sensor; user can control the power on time for this
... ... @@ -485,7 +485,7 @@
485 485  
486 486  sensor by setting:
487 487  
488 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
497 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
489 489  
490 490  For example:
491 491  
... ... @@ -508,6 +508,7 @@
508 508  
509 509  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.
510 510  
520 +
511 511  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
512 512  
513 513  [[image:image-20220628151005-5.png]]
... ... @@ -524,8 +524,169 @@
524 524  
525 525  
526 526  
537 +==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
538 +
539 +[[image:image-20220927095645-1.png||height="534" width="460"]]
540 +
541 +**Ext=2,Temperature Sensor(TMP117)：**
542 +
543 +[[image:image-20220906102307-7.png]]
544 +
545 +
546 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
547 +
548 +The external cable NE2 can be use for MOD4 and MOD8
549 +
550 +
551 +
552 +
553 +==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
554 +
555 +
556 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
557 +
558 +
559 +(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
560 +
561 +**Case 1: Door Sensor.** 3.3v Out for such sensor is just to detect Open/Close.
562 +
563 + In Open State, the power consumption is the same as if there is no probe
564 +
565 + In Close state, the power consumption will be 3uA higher than normal.
566 +
567 +[[image:image-20220906100852-1.png||height="205" width="377"]]
568 +
569 +
570 +Ext=4,Interrupt Sensor：
571 +
572 +(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
573 +|(% style="width:117px" %)(((
574 +AT+EXT=4,1
575 +)))|(% style="width:371px" %)(((
576 +Sent uplink packet in both rising and falling interrupt
577 +)))
578 +|(% style="width:117px" %)(((
579 +AT+EXT=4,2
580 +)))|(% style="width:371px" %)(((
581 +Sent uplink packet only in falling interrupt
582 +)))
583 +|(% style="width:117px" %)(((
584 +AT+EXT=4,3
585 +)))|(% style="width:371px" %)(((
586 +Sent uplink packet only in rising interrupt
587 +)))
588 +
589 +Trigger by falling edge:
590 +
591 +[[image:image-20220906101145-2.png]]
592 +
593 +
594 +Trigger by raising edge：
595 +
596 +[[image:image-20220906101145-3.png]]
597 +
598 +
599 +
600 +
601 +==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
602 +
603 +
604 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
605 +
606 +
607 +(% 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.
608 +
609 +[[image:image-20220906101320-4.png||height="366" width="698"]]
610 +
611 +
612 +(% 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
613 +
614 +[[image:image-20220906101320-5.png||height="353" width="696"]]
615 +
616 +Ext=8, Counting Sensor ( 4 bytes)：
617 +
618 +(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
619 +|(% style="width:138px" %)(((
620 +AT+EXT=8,0
621 +)))|(% style="width:240px" %)(((
622 +Count at falling interrupt
623 +)))
624 +|(% style="width:138px" %)(((
625 +AT+EXT=8,1
626 +)))|(% style="width:240px" %)(((
627 +Count at rising interrupt
628 +)))
629 +|(% style="width:138px" %)(((
630 +AT+SETCNT=60
631 +)))|(% style="width:240px" %)(((
632 +Sent current count to 60
633 +)))
634 +
635 +[[image:image-20220906101320-6.png]]
636 +
637 +
638 +(% style="color:blue" %)**A2 downlink Command：**
639 +
640 +A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
641 +
642 +A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
643 +
644 +A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
645 +
646 +A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
647 +
648 +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)
649 +
650 +
651 +(% style="color:blue" %)**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
652 +
653 +
654 +(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
655 +
656 +(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
657 +
658 +0): Cancel
659 +
660 +1): Threshold alarm
661 +
662 +2): Fluctuation alarm
663 +
664 +
665 +(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
666 +
667 +(% 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.**
668 +
669 +
670 +(% style="color:#037691" %) **Parameter 3 and parameter 4:**
671 +
672 +1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
673 +
674 +Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
675 +
676 +
677 +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.
678 +
679 +Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
680 +
681 +If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
682 +
683 +
684 +(% style="color:blue" %)** Downlink:**
685 +
686 +0xA5 00 ~-~- AT+WMOD=0.
687 +
688 +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 )
689 +
690 +0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
691 +
692 +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.
693 +
694 +
695 +
696 +
527 527  == 2.5 Show data on Datacake ==
528 528  
699 +
529 529  (((
530 530  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:
531 531  )))
... ... @@ -573,6 +573,7 @@
573 573  
574 574  == 2.6 Datalog Feature ==
575 575  
747 +
576 576  (((
577 577  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.
578 578  )))
... ... @@ -581,10 +581,11 @@
581 581  
582 582  === 2.6.1 Ways to get datalog via LoRaWAN ===
583 583  
756 +
584 584  There are two methods:
585 585  
586 586  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
587 -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.
760 +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.
588 588  
589 589  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
590 590  
... ... @@ -613,6 +613,7 @@
613 613  
614 614  === 2.6.3 Set Device Time ===
615 615  
789 +
616 616  (((
617 617  There are two ways to set device's time:
618 618  )))
... ... @@ -630,7 +630,7 @@
630 630  )))
631 631  
632 632  (((
633 -(% 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.
807 +(% 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.**
634 634  )))
635 635  
636 636  (((
... ... @@ -649,6 +649,7 @@
649 649  
650 650  === 2.6.4 Poll sensor value ===
651 651  
826 +
652 652  User can poll sensor value based on timestamps from the server. Below is the downlink command.
653 653  
654 654  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -666,6 +666,7 @@
666 666  
667 667  === 2.6.5 Datalog Uplink payload ===
668 668  
844 +
669 669  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
670 670  The Datalog poll reply uplink will use below payload format.
671 671  
... ... @@ -672,6 +672,9 @@
672 672  (% _mstvisible="1" %)
673 673  (((
674 674  (% _mstvisible="2" %)
851 +
852 +
853 +(% _mstvisible="2" %)
675 675  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
676 676  )))
677 677  
... ... @@ -934,7 +934,7 @@
934 934  (% _mstvisible="1" %)
935 935  (((
936 936  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
937 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1116 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
938 938  )))
939 939  
940 940  (% _mstvisible="1" %)
... ... @@ -996,12 +996,15 @@
996 996  
997 997  == 2.7 Alarm Mode ==
998 998  
1178 +
999 999  (((
1000 1000  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.
1001 1001  )))
1002 1002  
1003 1003  (((
1004 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1184 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1185 +
1186 +
1005 1005  )))
1006 1006  
1007 1007  (((
... ... @@ -1046,8 +1046,10 @@
1046 1046  TEMPhigh=003C
1047 1047  
1048 1048  
1231 +
1049 1049  == 2.8 LED Indicator ==
1050 1050  
1234 +
1051 1051  The LHT65 has a triple color LED which for easy showing different stage .
1052 1052  
1053 1053  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1059,8 +1059,10 @@
1059 1059  * RED LED when external sensor is not connected
1060 1060  * For each success downlink, the PURPLE LED will blink once
1061 1061  
1246 +
1062 1062  == 2.9 installation ==
1063 1063  
1249 +
1064 1064  (% _mstvisible="1" %)
1065 1065  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1066 1066  
... ... @@ -1068,10 +1068,13 @@
1068 1068  
1069 1069  = 3. Sensors and Accessories =
1070 1070  
1257 +
1071 1071  == 3.1 E2 Extension Cable ==
1072 1072  
1260 +
1073 1073  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1074 1074  
1263 +
1075 1075  **1m long breakout cable for LHT65N. Features:**
1076 1076  
1077 1077  * (((
... ... @@ -1088,6 +1088,9 @@
1088 1088  )))
1089 1089  * (((
1090 1090  Exposed All pins from the LHT65N Type-C connector.
1280 +
1281 +
1282 +
1091 1091  )))
1092 1092  
1093 1093  [[image:image-20220619092421-3.png||height="371" width="529"]]
... ... @@ -1111,6 +1111,7 @@
1111 1111  
1112 1112  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1113 1113  
1306 +
1114 1114  (((
1115 1115  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1116 1116  )))
... ... @@ -1155,10 +1155,13 @@
1155 1155  )))
1156 1156  
1157 1157  
1351 +
1158 1158  == 4.1 Set Transmit Interval Time ==
1159 1159  
1354 +
1160 1160  Feature: Change LoRaWAN End Node Transmit Interval.
1161 1161  
1357 +
1162 1162  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1163 1163  
1164 1164  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1174,10 +1174,13 @@
1174 1174  
1175 1175  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1176 1176  
1373 +
1177 1177  == 4.2 Set External Sensor Mode ==
1178 1178  
1376 +
1179 1179  Feature: Change External Sensor Mode.
1180 1180  
1379 +
1181 1181  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1182 1182  
1183 1183  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1195,8 +1195,10 @@
1195 1195  
1196 1196  * 0xA20702003c: Same as AT+SETCNT=60
1197 1197  
1397 +
1198 1198  == 4.3 Enable/Disable uplink Temperature probe ID ==
1199 1199  
1400 +
1200 1200  (((
1201 1201  Feature: If PID is enabled, device will send the temperature probe ID on:
1202 1202  )))
... ... @@ -1210,6 +1210,8 @@
1210 1210  
1211 1211  (((
1212 1212  PID is default set to disable (0)
1414 +
1415 +
1213 1213  )))
1214 1214  
1215 1215  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1222,10 +1222,13 @@
1222 1222  * **0xA800**  **~-~->** AT+PID=0
1223 1223  * **0xA801**     **~-~->** AT+PID=1
1224 1224  
1428 +
1225 1225  == 4.4 Set Password ==
1226 1226  
1431 +
1227 1227  Feature: Set device password, max 9 digits
1228 1228  
1434 +
1229 1229  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1230 1230  
1231 1231  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1239,8 +1239,10 @@
1239 1239  
1240 1240  == 4.5 Quit AT Command ==
1241 1241  
1448 +
1242 1242  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1243 1243  
1451 +
1244 1244  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1245 1245  
1246 1246  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1254,6 +1254,7 @@
1254 1254  
1255 1255  == 4.6 Set to sleep mode ==
1256 1256  
1465 +
1257 1257  Feature: Set device to sleep mode
1258 1258  
1259 1259  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1268,10 +1268,13 @@
1268 1268  
1269 1269  * There is no downlink command to set to Sleep mode.
1270 1270  
1480 +
1271 1271  == 4.7 Set system time ==
1272 1272  
1483 +
1273 1273  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1274 1274  
1486 +
1275 1275  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1276 1276  
1277 1277  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1285,6 +1285,7 @@
1285 1285  
1286 1286  == 4.8 Set Time Sync Mode ==
1287 1287  
1500 +
1288 1288  (((
1289 1289  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1290 1290  )))
... ... @@ -1291,6 +1291,8 @@
1291 1291  
1292 1292  (((
1293 1293  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.
1507 +
1508 +
1294 1294  )))
1295 1295  
1296 1296  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1307,8 +1307,10 @@
1307 1307  
1308 1308  == 4.9 Set Time Sync Interval ==
1309 1309  
1525 +
1310 1310  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1311 1311  
1528 +
1312 1312  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1313 1313  
1314 1314  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1322,8 +1322,10 @@
1322 1322  
1323 1323  == 4.10 Print data entries base on page. ==
1324 1324  
1542 +
1325 1325  Feature: Print the sector data from start page to stop page (max is 416 pages).
1326 1326  
1545 +
1327 1327  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1328 1328  
1329 1329  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1337,8 +1337,10 @@
1337 1337  
1338 1338  == 4.11 Print last few data entries. ==
1339 1339  
1559 +
1340 1340  Feature: Print the last few data entries
1341 1341  
1562 +
1342 1342  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1343 1343  
1344 1344  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1352,6 +1352,7 @@
1352 1352  
1353 1353  == 4.12 Clear Flash Record ==
1354 1354  
1576 +
1355 1355  Feature: Clear flash storage for data log feature.
1356 1356  
1357 1357  
... ... @@ -1364,11 +1364,14 @@
1364 1364  
1365 1365  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1366 1366  
1589 +
1367 1367  == 4.13 Auto Send None-ACK messages ==
1368 1368  
1592 +
1369 1369  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1370 1370  Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1371 1371  
1596 +
1372 1372  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1373 1373  
1374 1374  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1382,10 +1382,13 @@
1382 1382  
1383 1383  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1384 1384  
1610 +
1385 1385  = 5. Battery & How to replace =
1386 1386  
1613 +
1387 1387  == 5.1 Battery Type ==
1388 1388  
1616 +
1389 1389  (((
1390 1390  (((
1391 1391  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.
... ... @@ -1406,8 +1406,10 @@
1406 1406  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1407 1407  
1408 1408  
1637 +
1409 1409  == 5.2 Replace Battery ==
1410 1410  
1640 +
1411 1411  LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
1412 1412  
1413 1413  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
... ... @@ -1415,6 +1415,7 @@
1415 1415  
1416 1416  == 5.3 Battery Life Analyze ==
1417 1417  
1648 +
1418 1418  (((
1419 1419  Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1420 1420  [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
... ... @@ -1432,8 +1432,10 @@
1432 1432  
1433 1433  = 6. FAQ =
1434 1434  
1666 +
1435 1435  == 6.1 How to use AT Command? ==
1436 1436  
1669 +
1437 1437  LHT65N supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
1438 1438  
1439 1439  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1652,40 +1652,43 @@
1652 1652  AT+PID:  Get or set the PID
1653 1653  
1654 1654  
1888 +
1655 1655  == 6.2 Where to use AT commands and Downlink commands ==
1656 1656  
1657 -(% _msthash="506131" _msttexthash="14585714" %)
1658 -AT commands：
1659 1659  
1892 +**AT commands：**
1893 +
1660 1660  [[image:image-20220620153708-1.png||height="603" width="723"]]
1661 1661  
1662 -(% _msthash="506132" _msttexthash="337922" %)
1663 -Downlink commands:
1664 1664  
1897 +**Downlink commands:**
1665 1665  
1666 -(% _msthash="506133" _msttexthash="33046" %)
1667 -**TTN:**
1668 1668  
1900 +
1901 +(% style="color:blue" %)**TTN:**
1902 +
1669 1669  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1670 1670  
1671 1671  
1672 -(% _msthash="506134" _msttexthash="11113791" %)
1673 -**Helium：**
1674 1674  
1907 +(% style="color:blue" %)**Helium：**
1908 +
1675 1675  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1676 1676  
1677 1677  
1678 -(% _msthash="506135" _msttexthash="4159844" %)
1679 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1680 1680  
1913 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1914 +
1915 +
1681 1681  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1682 1682  
1918 +
1683 1683  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1684 1684  
1685 1685  
1686 -(% _msthash="506136" _msttexthash="39286" %)
1687 -**Aws:**
1688 1688  
1923 +(% style="color:blue" %)**Aws:**
1924 +
1689 1689  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1690 1690  
1691 1691  
... ... @@ -1692,6 +1692,7 @@
1692 1692  
1693 1693  == 6.3 How to change the uplink interval？ ==
1694 1694  
1931 +
1695 1695  [[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"]]
1696 1696  
1697 1697  
... ... @@ -1698,6 +1698,7 @@
1698 1698  
1699 1699  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1700 1700  
1938 +
1701 1701  [[image:image-20220615153355-1.png]]
1702 1702  
1703 1703  [[image:1655802313617-381.png]]
... ... @@ -1754,13 +1754,16 @@
1754 1754  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1755 1755  
1756 1756  
1995 +
1757 1757  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1758 1758  
1998 +
1759 1759  [[image:image-20220623110706-1.png]]
1760 1760  
1761 1761  
1762 1762  [[image:image-20220623112117-4.png||height="459" width="343"]]
1763 1763  
2004 +
1764 1764  (((
1765 1765  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.
1766 1766  )))
... ... @@ -1771,10 +1771,13 @@
1771 1771  [[image:image-20220615154519-3.png||height="672" width="807"]]
1772 1772  
1773 1773  
2015 +
1774 1774  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1775 1775  
2018 +
1776 1776  [[image:image-20220623110706-1.png]]
1777 1777  
2021 +
1778 1778  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1779 1779  
1780 1780  [[image:image-20220615170542-5.png]]
... ... @@ -1791,6 +1791,7 @@
1791 1791  (% _msthash="506146" _msttexthash="52173160" %)
1792 1792  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1793 1793  
2038 +
1794 1794  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1795 1795  
1796 1796  [[image:image-20220615171334-6.png]]
... ... @@ -1807,6 +1807,7 @@
1807 1807  Finally,restart reset device again
1808 1808  
1809 1809  
2055 +
1810 1810  = 7. Order Info =
1811 1811  
1812 1812  
... ... @@ -1814,20 +1814,13 @@
1814 1814  
1815 1815  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1816 1816  
1817 -(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1818 -
2063 +* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1819 1819  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1820 -
1821 1821  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1822 -
1823 1823  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1824 -
1825 1825  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1826 -
1827 1827  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1828 -
1829 1829  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1830 -
1831 1831  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1832 1832  
1833 1833  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -1834,6 +1834,7 @@
1834 1834  
1835 1835  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1836 1836  
2076 +
1837 1837  = 8. Packing Info =
1838 1838  
1839 1839  
... ... @@ -1847,14 +1847,21 @@
1847 1847  * Device Size:  10 x 10 x 3.5 cm
1848 1848  * Device Weight: 120.5g
1849 1849  
2090 +
1850 1850  = 9. Reference material =
1851 1851  
2093 +
1852 1852  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1853 1853  
2096 +
1854 1854  = 10. FCC Warning =
1855 1855  
2099 +
1856 1856  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1857 1857  
1858 1858  (1) This device may not cause harmful interference；
1859 1859  
1860 1860  (2) this device must accept any interference received, including interference that may cause undesired operation.
2105 +
2106 +
2107 +
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