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Last modified by Xiaoling on 2023/07/18 10:12
From version 176.1
edited by Bei Jinggeng
on 2022/06/23 11:43
Change comment: There is no comment for this version
To version 202.1
edited by Edwin Chen
on 2022/10/06 19:27
Change comment: Uploaded new attachment "image-20221006192726-1.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.Bei
1 +XWiki.Edwin
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
... ... @@ -56,15 +56,14 @@
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  
61 61  
62 62  
63 -
64 64  == 1.3 Specification ==
65 65  
66 66  
67 -**Built-in Temperature Sensor:**
69 +(% style="color:#037691" %)**Built-in Temperature Sensor:**
68 68  
69 69  * Resolution: 0.01 °C
70 70  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -71,7 +71,7 @@
71 71  * Long Term Drift: < 0.02 °C/yr
72 72  * Operating Range: -40 ~~ 85 °C
73 73  
74 -**Built-in Humidity Sensor:**
76 +(% style="color:#037691" %)**Built-in Humidity Sensor:**
75 75  
76 76  * Resolution: 0.04 %RH
77 77  * Accuracy Tolerance : Typ ±3 %RH
... ... @@ -78,7 +78,7 @@
78 78  * Long Term Drift: < 0.02 °C/yr
79 79  * Operating Range: 0 ~~ 96 %RH
80 80  
81 -**External Temperature Sensor:**
83 +(% style="color:#037691" %)**External Temperature Sensor:**
82 82  
83 83  * Resolution: 0.0625 °C
84 84  * ±0.5°C accuracy from -10°C to +85°C
... ... @@ -87,11 +87,12 @@
87 87  
88 88  
89 89  
90 -
91 91  = 2. Connect LHT65N to IoT Server =
92 92  
94 +
93 93  == 2.1 How does LHT65N work? ==
94 94  
97 +
95 95  (((
96 96  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.
97 97  )))
... ... @@ -101,8 +101,10 @@
101 101  )))
102 102  
103 103  
107 +
104 104  == 2.2 How to Activate LHT65N? ==
105 105  
110 +
106 106  (((
107 107  The LHT65N has two working modes:
108 108  )))
... ... @@ -127,9 +127,11 @@
127 127  
128 128  == 2.3 Example to join LoRaWAN network ==
129 129  
135 +
130 130  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
131 131  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.
132 132  
139 +
133 133  (% _mstvisible="1" class="wikigeneratedid" %)
134 134  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
135 135  
... ... @@ -142,6 +142,7 @@
142 142  
143 143  === 2.3.1 Step 1: Create Device n TTN ===
144 144  
152 +
145 145  (((
146 146  Create a device in TTN V3 with the OTAA keys from LHT65N.
147 147  )))
... ... @@ -166,9 +166,10 @@
166 166  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
167 167  
168 168  
169 -Note: LHT65N use same payload as LHT65.
170 170  
178 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
171 171  
180 +
172 172  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
173 173  
174 174  
... ... @@ -182,6 +182,7 @@
182 182  
183 183  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
184 184  
194 +
185 185  (((
186 186  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.
187 187  )))
... ... @@ -193,6 +193,7 @@
193 193  
194 194  == 2.4 Uplink Payload ==
195 195  
206 +
196 196  (((
197 197  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.
198 198  )))
... ... @@ -267,12 +267,14 @@
267 267  
268 268  * The First 6 bytes: has fix meanings for every LHT65N.
269 269  * The 7th byte (EXT #): defines the external sensor model.
270 -* 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.)
271 271  
272 272  
273 273  
285 +
274 274  === 2.4.1 Decoder in TTN V3 ===
275 275  
288 +
276 276  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.
277 277  
278 278  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -288,6 +288,7 @@
288 288  
289 289  === 2.4.2 BAT-Battery Info ===
290 290  
304 +
291 291  These two bytes of BAT include the battery state and the actually voltage
292 292  
293 293  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -303,8 +303,10 @@
303 303  
304 304  
305 305  
320 +
306 306  === 2.4.3 Built-in Temperature ===
307 307  
323 +
308 308  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
309 309  
310 310  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -315,8 +315,10 @@
315 315  
316 316  
317 317  
334 +
318 318  === 2.4.4 Built-in Humidity ===
319 319  
337 +
320 320  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
321 321  
322 322  * Humidity:    0x025C/10=60.4%
... ... @@ -323,8 +323,10 @@
323 323  
324 324  
325 325  
344 +
326 326  === 2.4.5 Ext # ===
327 327  
347 +
328 328  Bytes for External Sensor:
329 329  
330 330  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -333,6 +333,7 @@
333 333  
334 334  === 2.4.6 Ext value ===
335 335  
356 +
336 336  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
337 337  
338 338  
... ... @@ -356,6 +356,7 @@
356 356  
357 357  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
358 358  
380 +
359 359  (((
360 360  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:
361 361  )))
... ... @@ -469,16 +469,20 @@
469 469  
470 470  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
471 471  
472 -[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
494 +(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
495 +|(% 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]**
496 +|(% 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)
473 473  
474 -* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
475 -* 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.
476 -* 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)
498 +* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
499 +* (% 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.
500 +* (% 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  
479 479  
504 +
480 480  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
481 481  
507 +
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
... ... @@ -485,12 +485,211 @@
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
514 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
489 489  
516 +For example:
490 490  
518 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
491 491  
520 +
521 +Or use **downlink command A2** to set the same.
522 +
523 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
524 +
525 +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.
526 +
527 +[[image:image-20220628150112-1.png||height="241" width="285"]]
528 +
529 +
530 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0
531 +
532 +[[image:image-20220628150714-4.png]]
533 +
534 +
535 +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.
536 +
537 +
538 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
539 +
540 +[[image:image-20220628151005-5.png]]
541 +
542 +
543 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v
544 +
545 +[[image:image-20220628151056-6.png]]
546 +
547 +
548 +3) Within range
549 +
550 +[[image:image-20220628151143-7.png]]
551 +
552 +
553 +
554 +==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
555 +
556 +
557 +[[image:image-20220927095645-1.png||height="534" width="460"]]
558 +
559 +
560 +**Ext=2,Temperature Sensor(TMP117)：**
561 +
562 +[[image:image-20220906102307-7.png]]
563 +
564 +
565 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
566 +
567 +The external cable NE2 can be use for MOD4 and MOD8
568 +
569 +
570 +
571 +
572 +==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
573 +
574 +
575 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
576 +
577 +
578 +(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
579 +
580 +**Case 1: Door Sensor.** 3.3v Out for such sensor is just to detect Open/Close.
581 +
582 + In Open State, the power consumption is the same as if there is no probe
583 +
584 + In Close state, the power consumption will be 3uA higher than normal.
585 +
586 +[[image:image-20220906100852-1.png||height="205" width="377"]]
587 +
588 +
589 +Ext=4,Interrupt Sensor：
590 +
591 +(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
592 +|(% style="width:117px" %)(((
593 +AT+EXT=4,1
594 +)))|(% style="width:371px" %)(((
595 +Sent uplink packet in both rising and falling interrupt
596 +)))
597 +|(% style="width:117px" %)(((
598 +AT+EXT=4,2
599 +)))|(% style="width:371px" %)(((
600 +Sent uplink packet only in falling interrupt
601 +)))
602 +|(% style="width:117px" %)(((
603 +AT+EXT=4,3
604 +)))|(% style="width:371px" %)(((
605 +Sent uplink packet only in rising interrupt
606 +)))
607 +
608 +Trigger by falling edge:
609 +
610 +[[image:image-20220906101145-2.png]]
611 +
612 +
613 +Trigger by raising edge：
614 +
615 +[[image:image-20220906101145-3.png]]
616 +
617 +
618 +
619 +
620 +==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
621 +
622 +
623 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
624 +
625 +
626 +(% 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.
627 +
628 +[[image:image-20220906101320-4.png||height="366" width="698"]]
629 +
630 +
631 +(% 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
632 +
633 +[[image:image-20220906101320-5.png||height="353" width="696"]]
634 +
635 +Ext=8, Counting Sensor ( 4 bytes)：
636 +
637 +(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
638 +|(% style="width:138px" %)(((
639 +AT+EXT=8,0
640 +)))|(% style="width:240px" %)(((
641 +Count at falling interrupt
642 +)))
643 +|(% style="width:138px" %)(((
644 +AT+EXT=8,1
645 +)))|(% style="width:240px" %)(((
646 +Count at rising interrupt
647 +)))
648 +|(% style="width:138px" %)(((
649 +AT+SETCNT=60
650 +)))|(% style="width:240px" %)(((
651 +Sent current count to 60
652 +)))
653 +
654 +[[image:image-20220906101320-6.png]]
655 +
656 +
657 +(% style="color:blue" %)**A2 downlink Command：**
658 +
659 +A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
660 +
661 +A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
662 +
663 +A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
664 +
665 +A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
666 +
667 +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)
668 +
669 +
670 +(% style="color:blue" %)**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
671 +
672 +
673 +(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
674 +
675 +(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
676 +
677 +0): Cancel
678 +
679 +1): Threshold alarm
680 +
681 +2): Fluctuation alarm
682 +
683 +
684 +(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
685 +
686 +(% 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.**
687 +
688 +
689 +(% style="color:#037691" %) **Parameter 3 and parameter 4:**
690 +
691 +1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
692 +
693 +Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
694 +
695 +
696 +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.
697 +
698 +Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
699 +
700 +If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
701 +
702 +
703 +(% style="color:blue" %)** Downlink:**
704 +
705 +0xA5 00 ~-~- AT+WMOD=0.
706 +
707 +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 )
708 +
709 +0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
710 +
711 +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.
712 +
713 +
714 +
715 +
492 492  == 2.5 Show data on Datacake ==
493 493  
718 +
494 494  (((
495 495  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:
496 496  )))
... ... @@ -538,6 +538,7 @@
538 538  
539 539  == 2.6 Datalog Feature ==
540 540  
766 +
541 541  (((
542 542  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.
543 543  )))
... ... @@ -546,13 +546,18 @@
546 546  
547 547  === 2.6.1 Ways to get datalog via LoRaWAN ===
548 548  
775 +
549 549  There are two methods:
550 550  
551 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
552 -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.
778 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
779 +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.
553 553  
781 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
554 554  
555 555  
784 +[[image:image-20220703111700-2.png||height="381" width="1119"]]
785 +
786 +
556 556  === 2.6.2 Unix TimeStamp ===
557 557  
558 558  
... ... @@ -575,6 +575,7 @@
575 575  
576 576  === 2.6.3 Set Device Time ===
577 577  
809 +
578 578  (((
579 579  There are two ways to set device's time:
580 580  )))
... ... @@ -592,7 +592,7 @@
592 592  )))
593 593  
594 594  (((
595 -(% 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.
827 +(% 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.**
596 596  )))
597 597  
598 598  (((
... ... @@ -611,6 +611,7 @@
611 611  
612 612  === 2.6.4 Poll sensor value ===
613 613  
846 +
614 614  User can poll sensor value based on timestamps from the server. Below is the downlink command.
615 615  
616 616  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -628,6 +628,7 @@
628 628  
629 629  === 2.6.5 Datalog Uplink payload ===
630 630  
864 +
631 631  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
632 632  The Datalog poll reply uplink will use below payload format.
633 633  
... ... @@ -634,6 +634,9 @@
634 634  (% _mstvisible="1" %)
635 635  (((
636 636  (% _mstvisible="2" %)
871 +
872 +
873 +(% _mstvisible="2" %)
637 637  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
638 638  )))
639 639  
... ... @@ -896,7 +896,7 @@
896 896  (% _mstvisible="1" %)
897 897  (((
898 898  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
899 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1136 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
900 900  )))
901 901  
902 902  (% _mstvisible="1" %)
... ... @@ -914,6 +914,7 @@
914 914  (% _mstvisible="1" %)
915 915  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
916 916  
1154 +
917 917  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
918 918  (((
919 919  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -958,12 +958,15 @@
958 958  
959 959  == 2.7 Alarm Mode ==
960 960  
1199 +
961 961  (((
962 962  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.
963 963  )))
964 964  
965 965  (((
966 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1205 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1206 +
1207 +
967 967  )))
968 968  
969 969  (((
... ... @@ -993,10 +993,25 @@
993 993  )))
994 994  )))
995 995  
1237 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
996 996  
1239 +Total bytes: 8 bytes
997 997  
1241 +**Example:**AA0100010001003C
1242 +
1243 +WMOD=01
1244 +
1245 +CITEMP=0001
1246 +
1247 +TEMPlow=0001
1248 +
1249 +TEMPhigh=003C
1250 +
1251 +
1252 +
998 998  == 2.8 LED Indicator ==
999 999  
1255 +
1000 1000  The LHT65 has a triple color LED which for easy showing different stage .
1001 1001  
1002 1002  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1010,8 +1010,10 @@
1010 1010  
1011 1011  
1012 1012  
1269 +
1013 1013  == 2.9 installation ==
1014 1014  
1272 +
1015 1015  (% _mstvisible="1" %)
1016 1016  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1017 1017  
... ... @@ -1019,12 +1019,34 @@
1019 1019  
1020 1020  = 3. Sensors and Accessories =
1021 1021  
1280 +
1022 1022  == 3.1 E2 Extension Cable ==
1023 1023  
1283 +
1024 1024  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1025 1025  
1026 -1m long breakout cable for LHT65N
1027 1027  
1287 +**1m long breakout cable for LHT65N. Features:**
1288 +
1289 +* (((
1290 +Use for AT Command， works for both LHT52/LHT65N
1291 +)))
1292 +* (((
1293 +Update firmware for LHT65N, works for both LHT52/LHT65N
1294 +)))
1295 +* (((
1296 +Supports ADC mode to monitor external ADC
1297 +)))
1298 +* (((
1299 +Supports Interrupt mode
1300 +)))
1301 +* (((
1302 +Exposed All pins from the LHT65N Type-C connector.
1303 +
1304 +
1305 +
1306 +)))
1307 +
1028 1028  [[image:image-20220619092421-3.png||height="371" width="529"]]
1029 1029  
1030 1030  
... ... @@ -1046,8 +1046,10 @@
1046 1046  
1047 1047  
1048 1048  
1329 +
1049 1049  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1050 1050  
1332 +
1051 1051  (((
1052 1052  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1053 1053  )))
... ... @@ -1092,10 +1092,13 @@
1092 1092  )))
1093 1093  
1094 1094  
1377 +
1095 1095  == 4.1 Set Transmit Interval Time ==
1096 1096  
1380 +
1097 1097  Feature: Change LoRaWAN End Node Transmit Interval.
1098 1098  
1383 +
1099 1099  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1100 1100  
1101 1101  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1113,10 +1113,13 @@
1113 1113  
1114 1114  
1115 1115  
1401 +
1116 1116  == 4.2 Set External Sensor Mode ==
1117 1117  
1404 +
1118 1118  Feature: Change External Sensor Mode.
1119 1119  
1407 +
1120 1120  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1121 1121  
1122 1122  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1136,8 +1136,10 @@
1136 1136  
1137 1137  
1138 1138  
1427 +
1139 1139  == 4.3 Enable/Disable uplink Temperature probe ID ==
1140 1140  
1430 +
1141 1141  (((
1142 1142  Feature: If PID is enabled, device will send the temperature probe ID on:
1143 1143  )))
... ... @@ -1151,6 +1151,8 @@
1151 1151  
1152 1152  (((
1153 1153  PID is default set to disable (0)
1444 +
1445 +
1154 1154  )))
1155 1155  
1156 1156  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1165,10 +1165,13 @@
1165 1165  
1166 1166  
1167 1167  
1460 +
1168 1168  == 4.4 Set Password ==
1169 1169  
1463 +
1170 1170  Feature: Set device password, max 9 digits
1171 1171  
1466 +
1172 1172  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1173 1173  
1174 1174  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1182,8 +1182,10 @@
1182 1182  
1183 1183  == 4.5 Quit AT Command ==
1184 1184  
1480 +
1185 1185  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1186 1186  
1483 +
1187 1187  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1188 1188  
1189 1189  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1197,6 +1197,7 @@
1197 1197  
1198 1198  == 4.6 Set to sleep mode ==
1199 1199  
1497 +
1200 1200  Feature: Set device to sleep mode
1201 1201  
1202 1202  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1213,10 +1213,13 @@
1213 1213  
1214 1214  
1215 1215  
1514 +
1216 1216  == 4.7 Set system time ==
1217 1217  
1517 +
1218 1218  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1219 1219  
1520 +
1220 1220  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1221 1221  
1222 1222  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1224,12 +1224,13 @@
1224 1224  
1225 1225  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1226 1226  
1227 -0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1528 +0x306007806000  ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1228 1228  
1229 1229  
1230 1230  
1231 1231  == 4.8 Set Time Sync Mode ==
1232 1232  
1534 +
1233 1233  (((
1234 1234  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1235 1235  )))
... ... @@ -1236,6 +1236,8 @@
1236 1236  
1237 1237  (((
1238 1238  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.
1541 +
1542 +
1239 1239  )))
1240 1240  
1241 1241  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1245,15 +1245,17 @@
1245 1245  
1246 1246  (% style="color:#4f81bd" %)**Downlink Command:**
1247 1247  
1248 -0x28 01 ~/~/ Same As AT+SYNCMOD=1
1249 -0x28 00 ~/~/ Same As AT+SYNCMOD=0
1552 +0x28 01  ~/~/  Same As AT+SYNCMOD=1
1553 +0x28 00  ~/~/  Same As AT+SYNCMOD=0
1250 1250  
1251 1251  
1252 1252  
1253 1253  == 4.9 Set Time Sync Interval ==
1254 1254  
1559 +
1255 1255  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1256 1256  
1562 +
1257 1257  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1258 1258  
1259 1259  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1267,8 +1267,10 @@
1267 1267  
1268 1268  == 4.10 Print data entries base on page. ==
1269 1269  
1576 +
1270 1270  Feature: Print the sector data from start page to stop page (max is 416 pages).
1271 1271  
1579 +
1272 1272  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1273 1273  
1274 1274  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1282,8 +1282,10 @@
1282 1282  
1283 1283  == 4.11 Print last few data entries. ==
1284 1284  
1593 +
1285 1285  Feature: Print the last few data entries
1286 1286  
1596 +
1287 1287  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1288 1288  
1289 1289  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1297,6 +1297,7 @@
1297 1297  
1298 1298  == 4.12 Clear Flash Record ==
1299 1299  
1610 +
1300 1300  Feature: Clear flash storage for data log feature.
1301 1301  
1302 1302  
... ... @@ -1311,11 +1311,14 @@
1311 1311  
1312 1312  
1313 1313  
1625 +
1314 1314  == 4.13 Auto Send None-ACK messages ==
1315 1315  
1628 +
1316 1316  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1317 1317  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.
1318 1318  
1632 +
1319 1319  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1320 1320  
1321 1321  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1331,10 +1331,13 @@
1331 1331  
1332 1332  
1333 1333  
1648 +
1334 1334  = 5. Battery & How to replace =
1335 1335  
1651 +
1336 1336  == 5.1 Battery Type ==
1337 1337  
1654 +
1338 1338  (((
1339 1339  (((
1340 1340  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.
... ... @@ -1355,8 +1355,10 @@
1355 1355  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1356 1356  
1357 1357  
1675 +
1358 1358  == 5.2 Replace Battery ==
1359 1359  
1678 +
1360 1360  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.
1361 1361  
1362 1362  [[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"]]
... ... @@ -1364,6 +1364,7 @@
1364 1364  
1365 1365  == 5.3 Battery Life Analyze ==
1366 1366  
1686 +
1367 1367  (((
1368 1368  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:
1369 1369  [[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]]
... ... @@ -1381,8 +1381,10 @@
1381 1381  
1382 1382  = 6. FAQ =
1383 1383  
1704 +
1384 1384  == 6.1 How to use AT Command? ==
1385 1385  
1707 +
1386 1386  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.
1387 1387  
1388 1388  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1601,40 +1601,43 @@
1601 1601  AT+PID:  Get or set the PID
1602 1602  
1603 1603  
1926 +
1604 1604  == 6.2 Where to use AT commands and Downlink commands ==
1605 1605  
1606 -(% _msthash="506131" _msttexthash="14585714" %)
1607 -AT commands：
1608 1608  
1930 +**AT commands：**
1931 +
1609 1609  [[image:image-20220620153708-1.png||height="603" width="723"]]
1610 1610  
1611 -(% _msthash="506132" _msttexthash="337922" %)
1612 -Downlink commands:
1613 1613  
1935 +**Downlink commands:**
1614 1614  
1615 -(% _msthash="506133" _msttexthash="33046" %)
1616 -**TTN:**
1617 1617  
1938 +
1939 +(% style="color:blue" %)**TTN:**
1940 +
1618 1618  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1619 1619  
1620 1620  
1621 -(% _msthash="506134" _msttexthash="11113791" %)
1622 -**Helium：**
1623 1623  
1945 +(% style="color:blue" %)**Helium：**
1946 +
1624 1624  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1625 1625  
1626 1626  
1627 -(% _msthash="506135" _msttexthash="4159844" %)
1628 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1629 1629  
1951 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1952 +
1953 +
1630 1630  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1631 1631  
1956 +
1632 1632  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1633 1633  
1634 1634  
1635 -(% _msthash="506136" _msttexthash="39286" %)
1636 -**Aws:**
1637 1637  
1961 +(% style="color:blue" %)**Aws:**
1962 +
1638 1638  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1639 1639  
1640 1640  
... ... @@ -1641,12 +1641,14 @@
1641 1641  
1642 1642  == 6.3 How to change the uplink interval？ ==
1643 1643  
1644 -[[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"]]
1645 1645  
1970 +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);"]]
1646 1646  
1647 1647  
1973 +
1648 1648  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1649 1649  
1976 +
1650 1650  [[image:image-20220615153355-1.png]]
1651 1651  
1652 1652  [[image:1655802313617-381.png]]
... ... @@ -1674,6 +1674,7 @@
1674 1674  [[image:image-20220615170542-5.png]]
1675 1675  
1676 1676  
2004 +
1677 1677  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1678 1678  
1679 1679  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -1687,6 +1687,7 @@
1687 1687  [[image:image-20220621170938-2.png]]
1688 1688  
1689 1689  
2018 +
1690 1690  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1691 1691  
1692 1692  [[image:image-20220615171334-6.png]]
... ... @@ -1703,13 +1703,16 @@
1703 1703  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1704 1704  
1705 1705  
2035 +
1706 1706  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1707 1707  
2038 +
1708 1708  [[image:image-20220623110706-1.png]]
1709 1709  
1710 1710  
1711 1711  [[image:image-20220623112117-4.png||height="459" width="343"]]
1712 1712  
2044 +
1713 1713  (((
1714 1714  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1715 1715  )))
... ... @@ -1720,15 +1720,19 @@
1720 1720  [[image:image-20220615154519-3.png||height="672" width="807"]]
1721 1721  
1722 1722  
1723 -== 6.6 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1724 1724  
2056 +== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
2057 +
2058 +
1725 1725  [[image:image-20220623110706-1.png]]
1726 1726  
2061 +
1727 1727  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1728 1728  
1729 1729  [[image:image-20220615170542-5.png]]
1730 1730  
1731 1731  
2067 +
1732 1732  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1733 1733  
1734 1734  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -1740,6 +1740,8 @@
1740 1740  (% _msthash="506146" _msttexthash="52173160" %)
1741 1741  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1742 1742  
2079 +
2080 +
1743 1743  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1744 1744  
1745 1745  [[image:image-20220615171334-6.png]]
... ... @@ -1756,6 +1756,7 @@
1756 1756  Finally,restart reset device again
1757 1757  
1758 1758  
2097 +
1759 1759  = 7. Order Info =
1760 1760  
1761 1761  
... ... @@ -1763,20 +1763,13 @@
1763 1763  
1764 1764  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1765 1765  
1766 -(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1767 -
2105 +* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1768 1768  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1769 -
1770 1770  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1771 -
1772 1772  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1773 -
1774 1774  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1775 -
1776 1776  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1777 -
1778 1778  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1779 -
1780 1780  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1781 1781  
1782 1782  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -1785,6 +1785,7 @@
1785 1785  
1786 1786  
1787 1787  
2120 +
1788 1788  = 8. Packing Info =
1789 1789  
1790 1790  
... ... @@ -1800,16 +1800,23 @@
1800 1800  
1801 1801  
1802 1802  
2136 +
1803 1803  = 9. Reference material =
1804 1804  
2139 +
1805 1805  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1806 1806  
1807 1807  
1808 1808  
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1809 1809  = 10. FCC Warning =
1810 1810  
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1811 1811  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1812 1812  
1813 1813  (1) This device may not cause harmful interference；
1814 1814  
1815 1815  (2) this device must accept any interference received, including interference that may cause undesired operation.
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