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Last modified by Xiaoling on 2023/07/18 10:12
From version 202.1
edited by Edwin Chen
on 2022/10/06 19:27
Change comment: Uploaded new attachment "image-20221006192726-1.png", version {1}
To version 189.11
edited by Xiaoling
on 2022/08/08 16:54
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -16,7 +16,6 @@
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  
... ... @@ -59,14 +59,12 @@
59 59  * Built-in Temperature & Humidity sensor
60 60  * Optional External Sensors
61 61  * Tri-color LED to indicate working status
62 -* Datalog feature (Max 3328 records)
60 +* Datalog feature
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
69 -(% style="color:#037691" %)**Built-in Temperature Sensor:**
65 +**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:**
72 +**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:**
79 +**External Temperature Sensor:**
84 84  
85 85  * Resolution: 0.0625 °C
86 86  * ±0.5°C accuracy from -10°C to +85°C
... ... @@ -87,11 +87,8 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
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  
... ... @@ -280,9 +280,6 @@
280 280  * The 7th byte (EXT #): defines the external sensor model.
281 281  * 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.)
282 282  
283 -
284 -
285 -
286 286  === 2.4.1 Decoder in TTN V3 ===
287 287  
288 288  
... ... @@ -315,9 +315,6 @@
315 315  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
316 316  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
317 317  
318 -
319 -
320 -
321 321  === 2.4.3 Built-in Temperature ===
322 322  
323 323  
... ... @@ -329,9 +329,6 @@
329 329  
330 330  * Temperature:  (0xF5C6-65536)/100=-26.18℃
331 331  
332 -
333 -
334 -
335 335  === 2.4.4 Built-in Humidity ===
336 336  
337 337  
... ... @@ -339,9 +339,6 @@
339 339  
340 340  * Humidity:    0x025C/10=60.4%
341 341  
342 -
343 -
344 -
345 345  === 2.4.5 Ext # ===
346 346  
347 347  
... ... @@ -353,7 +353,6 @@
353 353  
354 354  === 2.4.6 Ext value ===
355 355  
356 -
357 357  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
358 358  
359 359  
... ... @@ -499,9 +499,6 @@
499 499  * (% 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.
500 500  * (% 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)
501 501  
502 -
503 -
504 -
505 505  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
506 506  
507 507  
... ... @@ -511,7 +511,7 @@
511 511  
512 512  sensor by setting:
513 513  
514 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
490 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
515 515  
516 516  For example:
517 517  
... ... @@ -534,7 +534,6 @@
534 534  
535 535  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.
536 536  
537 -
538 538  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
539 539  
540 540  [[image:image-20220628151005-5.png]]
... ... @@ -551,168 +551,6 @@
551 551  
552 552  
553 553  
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 -
716 716  == 2.5 Show data on Datacake ==
717 717  
718 718  
... ... @@ -776,11 +776,10 @@
776 776  There are two methods:
777 777  
778 778  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.
592 +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.
780 780  
781 781  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
782 782  
783 -
784 784  [[image:image-20220703111700-2.png||height="381" width="1119"]]
785 785  
786 786  
... ... @@ -1151,7 +1151,6 @@
1151 1151  (% _mstvisible="1" %)
1152 1152  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1153 1153  
1154 -
1155 1155  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1156 1156  (((
1157 1157  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -1264,9 +1264,6 @@
1264 1264  * RED LED when external sensor is not connected
1265 1265  * For each success downlink, the PURPLE LED will blink once
1266 1266  
1267 -
1268 -
1269 -
1270 1270  == 2.9 installation ==
1271 1271  
1272 1272  
... ... @@ -1277,7 +1277,6 @@
1277 1277  
1278 1278  = 3. Sensors and Accessories =
1279 1279  
1280 -
1281 1281  == 3.1 E2 Extension Cable ==
1282 1282  
1283 1283  
... ... @@ -1324,9 +1324,6 @@
1324 1324  * Operating Range: -40 ~~ 125 °C
1325 1325  * Working voltage 2.35v ~~ 5v
1326 1326  
1327 -
1328 -
1329 -
1330 1330  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1331 1331  
1332 1332  
... ... @@ -1396,9 +1396,6 @@
1396 1396  
1397 1397  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1398 1398  
1399 -
1400 -
1401 -
1402 1402  == 4.2 Set External Sensor Mode ==
1403 1403  
1404 1404  
... ... @@ -1422,9 +1422,6 @@
1422 1422  
1423 1423  * 0xA20702003c: Same as AT+SETCNT=60
1424 1424  
1425 -
1426 -
1427 -
1428 1428  == 4.3 Enable/Disable uplink Temperature probe ID ==
1429 1429  
1430 1430  
... ... @@ -1455,9 +1455,6 @@
1455 1455  * **0xA800**  **~-~->** AT+PID=0
1456 1456  * **0xA801**     **~-~->** AT+PID=1
1457 1457  
1458 -
1459 -
1460 -
1461 1461  == 4.4 Set Password ==
1462 1462  
1463 1463  
... ... @@ -1509,9 +1509,6 @@
1509 1509  
1510 1510  * There is no downlink command to set to Sleep mode.
1511 1511  
1512 -
1513 -
1514 -
1515 1515  == 4.7 Set system time ==
1516 1516  
1517 1517  
... ... @@ -1525,7 +1525,7 @@
1525 1525  
1526 1526  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1527 1527  
1528 -0x306007806000  ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1320 +0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1529 1529  
1530 1530  
1531 1531  
... ... @@ -1549,8 +1549,8 @@
1549 1549  
1550 1550  (% style="color:#4f81bd" %)**Downlink Command:**
1551 1551  
1552 -0x28 01  ~/~/  Same As AT+SYNCMOD=1
1553 -0x28 00  ~/~/  Same As AT+SYNCMOD=0
1344 +0x28 01 ~/~/ Same As AT+SYNCMOD=1
1345 +0x28 00 ~/~/ Same As AT+SYNCMOD=0
1554 1554  
1555 1555  
1556 1556  
... ... @@ -1620,9 +1620,6 @@
1620 1620  
1621 1621  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1622 1622  
1623 -
1624 -
1625 -
1626 1626  == 4.13 Auto Send None-ACK messages ==
1627 1627  
1628 1628  
... ... @@ -1643,12 +1643,8 @@
1643 1643  
1644 1644  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1645 1645  
1646 -
1647 -
1648 -
1649 1649  = 5. Battery & How to replace =
1650 1650  
1651 -
1652 1652  == 5.1 Battery Type ==
1653 1653  
1654 1654  
... ... @@ -1967,7 +1967,7 @@
1967 1967  == 6.3 How to change the uplink interval？ ==
1968 1968  
1969 1969  
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);"]]
1755 +[[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"]]
1971 1971  
1972 1972  
1973 1973  
... ... @@ -2001,7 +2001,6 @@
2001 2001  [[image:image-20220615170542-5.png]]
2002 2002  
2003 2003  
2004 -
2005 2005  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2006 2006  
2007 2007  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2015,7 +2015,6 @@
2015 2015  [[image:image-20220621170938-2.png]]
2016 2016  
2017 2017  
2018 -
2019 2019  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2020 2020  
2021 2021  [[image:image-20220615171334-6.png]]
... ... @@ -2064,7 +2064,6 @@
2064 2064  [[image:image-20220615170542-5.png]]
2065 2065  
2066 2066  
2067 -
2068 2068  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2069 2069  
2070 2070  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2077,7 +2077,6 @@
2077 2077  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
2078 2078  
2079 2079  
2080 -
2081 2081  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2082 2082  
2083 2083  [[image:image-20220615171334-6.png]]
... ... @@ -2102,13 +2102,20 @@
2102 2102  
2103 2103  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
2104 2104  
2105 -* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1886 +(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1887 +
2106 2106  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1889 +
2107 2107  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1891 +
2108 2108  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1893 +
2109 2109  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1895 +
2110 2110  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1897 +
2111 2111  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1899 +
2112 2112  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2113 2113  
2114 2114  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -2150,6 +2150,3 @@
2150 2150  (1) This device may not cause harmful interference；
2151 2151  
2152 2152  (2) this device must accept any interference received, including interference that may cause undesired operation.
2153 -
2154 -
2155 -
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