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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 168.2
edited by Xiaoling
on 2022/06/21 09:22
Change comment: There is no comment for this version
To version 151.1
edited by Edwin Chen
on 2022/06/19 09:24
Change comment: Uploaded new attachment "image-20220619092421-3.png", version {1}

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Title
... ... @@ -1,1 +1,1 @@
1 -LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
1 +LHT65N LoRaWAN Temperature & Humidity Sensor Manual
Parent
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1 -Main.User Manual for LoRaWAN End Nodes.WebHome
1 +Main.WebHome
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -1,23 +1,23 @@
1 1  (% style="text-align:center" %)
2 -[[image:1655774244188-589.png]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
3 3  
4 4  
5 5  
6 6  
7 +
7 7  (% _mstvisible="1" %)
8 8  (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
9 9  
11 +{{toc/}}
10 10  
11 11  
12 12  
13 13  
14 -
15 -
16 16  (% _mstvisible="1" %)
17 17  = (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18 18  
19 19  (% _mstvisible="1" %)
20 -== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT52 Temperature & Humidity Sensor(%%) ==
20 +== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
21 21  
22 22  (% _mstvisible="1" %)
23 23  (((
... ... @@ -24,33 +24,40 @@
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 25  
26 26  
27 -The Dragino LHT52 Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a **built-in Temperature & Humidity sensor** and has a USB Type-C sensor connector to connect to external sensors such as external Temperature Sensor.
27 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
28 +The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
29 +)))
28 28  
31 +(% _mstvisible="1" %)
32 +(((
33 +(% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
34 +The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
35 +)))
29 29  
30 -LHT52 **senses environment temperature and humidity** and send these values via long-range wireless LoRaWAN protocol. It targets professional wireless sensor network applications such as food service, smart metering, smart cities, building automation, and so on.
37 +(% _mstvisible="1" %)
38 +(((
39 +(% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
40 +LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
41 +)))
31 31  
43 +(% _mstvisible="1" %)
44 +(((
45 +(% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
46 +LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
47 +)))
32 32  
33 -LHT52 **supports 2 x AAA batteries **and works for a long time up to several years. Use can replace the batteries easily after they are finished.
34 -
35 -
36 -LHT52 is fully compatible with LoRaWAN v1.0.3 protocol, it can work with standard LoRaWAN gateway.
37 -
38 -
39 -LHT52 supports** Datalog feature** to make sure users won’t miss sensor data. It records sensor value for every uplink. These values can be retrieved by LoRaWAN server via downlink command.
40 -
41 -
42 -LHT52 supports** temperature alarm feature**. It can uplink alarm in a short interval while temperature exceeds preset limits.
43 -
44 -
45 -*Battery life depends how often to send data, please see [[battery analyzer>>path:#Battery]].
46 -
47 -(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
48 -[[image:1655774519494-861.png]]
49 +(% _mstvisible="1" %)
50 +(((
51 +(% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
52 +LHT65N supports (% _mstvisible="4" style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
49 49  )))
50 50  
51 51  (% _mstvisible="1" %)
52 52  (((
53 53  (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 +*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
59 +
60 +(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
54 54  
55 55  )))
56 56  
... ... @@ -70,6 +70,7 @@
70 70  * Tri-color LED to indicate working status
71 71  * Datalog feature
72 72  
80 +
73 73  (% _mstvisible="1" %)
74 74  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
75 75  
... ... @@ -358,6 +358,7 @@
358 358  * The 7th byte (EXT #): defines the external sensor model.
359 359  * 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.)
360 360  
369 +
361 361  (% _mstvisible="1" %)
362 362  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
363 363  
... ... @@ -394,6 +394,7 @@
394 394  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
395 395  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
396 396  
406 +
397 397  (% _mstvisible="1" %)
398 398  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
399 399  
... ... @@ -409,6 +409,7 @@
409 409  (% _mstvisible="1" %)
410 410  * Temperature:  (0xF5C6-65536)/100=-26.18℃
411 411  
422 +
412 412  (% _mstvisible="1" %)
413 413  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
414 414  
... ... @@ -418,6 +418,7 @@
418 418  (% _mstvisible="1" %)
419 419  * Humidity:    0x025C/10=60.4%
420 420  
432 +
421 421  (% _mstvisible="1" %)
422 422  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
423 423  
... ... @@ -464,6 +464,7 @@
464 464  )))
465 465  
466 466  
479 +
467 467  (% _mstvisible="1" %)
468 468  ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
469 469  
... ... @@ -584,18 +584,7 @@
584 584  * 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.
585 585  * 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)
586 586  
587 -==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
588 588  
589 -In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
590 -
591 -be used to power the external ADC sensor; user can control the power on time for this
592 -
593 -sensor by setting:
594 -
595 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
596 -
597 -
598 -
599 599  (% _mstvisible="1" %)
600 600  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
601 601  
... ... @@ -658,6 +658,7 @@
658 658  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
659 659  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.
660 660  
663 +
661 661  (% _mstvisible="1" %)
662 662  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
663 663  
... ... @@ -1156,17 +1156,6 @@
1156 1156  = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1157 1157  
1158 1158  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1159 -== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1160 -
1161 -[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1162 -
1163 -1m long breakout cable for LHT65N
1164 -
1165 -[[image:image-20220619092421-3.png||height="371" width="529"]]
1166 -
1167 -
1168 -
1169 -(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1170 1170  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1171 1171  
1172 1172  (% _mstvisible="1" %)
... ... @@ -1184,6 +1184,7 @@
1184 1184  * -55°C to 125°C
1185 1185  * Working voltage 2.35v ~~ 5v
1186 1186  
1179 +
1187 1187  (% _mstvisible="1" style="text-align: left;" %)
1188 1188  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1189 1189  
... ... @@ -1399,6 +1399,7 @@
1399 1399  * 0xA800  **~-~->** AT+PID=0
1400 1400  * 0xA801     **~-~->** AT+PID=1
1401 1401  
1395 +
1402 1402  (% _mstvisible="1" style="text-align: left;" %)
1403 1403  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1404 1404  
... ... @@ -1470,6 +1470,7 @@
1470 1470  (% _mstvisible="1" %)
1471 1471  * There is no downlink command to set to Sleep mode.
1472 1472  
1467 +
1473 1473  (% _mstvisible="1" %)
1474 1474  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1475 1475  
... ... @@ -1604,6 +1604,7 @@
1604 1604  (% _mstvisible="1" %)
1605 1605  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1606 1606  
1602 +
1607 1607  (% _mstvisible="1" %)
1608 1608  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1609 1609  
... ... @@ -1627,6 +1627,7 @@
1627 1627  (% _mstvisible="1" %)
1628 1628  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1629 1629  
1626 +
1630 1630  (% _mstvisible="1" %)
1631 1631  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1632 1632  
... ... @@ -1922,7 +1922,7 @@
1922 1922  (% _msthash="506131" _msttexthash="14585714" %)
1923 1923  AT commands：
1924 1924  
1925 -[[image:image-20220620153708-1.png||height="603" width="723"]]
1922 +[[image:image-20220615092034-1.png||_mstalt="428870"]]
1926 1926  
1927 1927  (% _msthash="506132" _msttexthash="337922" %)
1928 1928  Downlink commands:
... ... @@ -1931,13 +1931,13 @@
1931 1931  (% _msthash="506133" _msttexthash="33046" %)
1932 1932  **TTN:**
1933 1933  
1934 -[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1931 +[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1935 1935  
1936 1936  
1937 1937  (% _msthash="506134" _msttexthash="11113791" %)
1938 1938  **Helium：**
1939 1939  
1940 -[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1937 +[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1941 1941  
1942 1942  
1943 1943  (% _msthash="506135" _msttexthash="4159844" %)
... ... @@ -1945,13 +1945,13 @@
1945 1945  
1946 1946  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1947 1947  
1948 -[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1945 +[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1949 1949  
1950 1950  
1951 1951  (% _msthash="506136" _msttexthash="39286" %)
1952 1952  **Aws:**
1953 1953  
1954 -[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1951 +[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1955 1955  
1956 1956  
1957 1957  == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
... ... @@ -1964,8 +1964,6 @@
1964 1964  
1965 1965  [[image:image-20220615153355-1.png]]
1966 1966  
1967 -[[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1968 -
1969 1969  (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1970 1970  
1971 1971  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -1972,10 +1972,9 @@
1972 1972  
1973 1973  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1974 1974  
1970 +[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1975 1975  
1976 -To switch from download mode to command mode, press reset key
1977 1977  
1978 -
1979 1979  (((
1980 1980  (% _msthash="736728" _msttexthash="67213055" %)
1981 1981  (((
... ... @@ -1987,7 +1987,7 @@
1987 1987  (% _msthash="736729" _msttexthash="1907009" %)
1988 1988  Input password and ATZ to activate LHT65N,As shown below:
1989 1989  
1990 -[[image:image-20220615154519-3.png||height="672" width="807"]]
1984 +[[image:image-20220615154519-3.png]]
1991 1991  
1992 1992  
1993 1993  )))
... ... @@ -1994,11 +1994,8 @@
1994 1994  
1995 1995  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1996 1996  
1997 -
1998 1998  [[image:image-20220615153355-1.png]]
1999 1999  
2000 -(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
2001 -
2002 2002  (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
2003 2003  
2004 2004  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -2005,13 +2005,9 @@
2005 2005  
2006 2006  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
2007 2007  
2008 -[[image:image-20220620160241-6.jpeg||height="428" width="571"]]
1999 +Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
2009 2009  
2010 -Press reset after connecting the 4boot cable to enter the download mode.
2011 2011  
2012 -[[image:image-20220620160516-7.png||height="435" width="435"]]
2013 -
2014 -
2015 2015  (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2016 2016  
2017 2017  [[image:image-20220615170542-5.png]]
... ... @@ -2029,7 +2029,7 @@
2029 2029  
2030 2030  (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2031 2031  
2032 -[[image:image-20220620160723-8.png]]
2019 +
2033 2033  )))
2034 2034  
2035 2035  (% _mstvisible="1" %)
... ... @@ -2155,6 +2155,9 @@
2155 2155  
2156 2156  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
2157 2157  
2145 +
2146 +
2147 +
2158 2158  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2159 2159  
2160 2160  (% _mstvisible="1" %)
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