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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.13
edited by Xiaoling
on 2022/06/17 14:57
Change comment: There is no comment for this version
To version 148.23
edited by Xiaoling
on 2022/06/17 15:10
Change comment: There is no comment for this version

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Content
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22 22  (% _mstvisible="1" %)
23 23  (((
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 +
26 +
27 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 25  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" %)**.**
26 26  )))
27 27  
... ... @@ -74,6 +74,8 @@
74 74  * Tri-color LED to indicate working status
75 75  * Datalog feature
76 76  
80 +
81 +
77 77  (% _mstvisible="1" %)
78 78  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
79 79  
... ... @@ -202,8 +202,8 @@
202 202  The LHT65N has two working modes:
203 203  
204 204  (% _mstvisible="1" %)
205 -* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
206 -* **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
210 +* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
211 +* (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
207 207  
208 208  (% _mstvisible="1" %)
209 209  (((
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241 241  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
242 242  
243 243  (% _mstvisible="1" %)
244 -[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
249 +[[image:image-20220617150003-1.jpeg]]
245 245  
246 246  (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
247 247  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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362 362  * The 7th byte (EXT #): defines the external sensor model.
363 363  * 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.)
364 364  
370 +
371 +
365 365  (% _mstvisible="1" %)
366 366  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
367 367  
... ... @@ -398,6 +398,8 @@
398 398  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
399 399  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
400 400  
408 +
409 +
401 401  (% _mstvisible="1" %)
402 402  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
403 403  
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413 413  (% _mstvisible="1" %)
414 414  * Temperature:  (0xF5C6-65536)/100=-26.18℃
415 415  
425 +
426 +
416 416  (% _mstvisible="1" %)
417 417  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
418 418  
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422 422  (% _mstvisible="1" %)
423 423  * Humidity:    0x025C/10=60.4%
424 424  
436 +
437 +
425 425  (% _mstvisible="1" %)
426 426  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
427 427  
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589 589  * 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.
590 590  * 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)
591 591  
605 +
606 +
592 592  (% _mstvisible="1" %)
593 593  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
594 594  
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651 651  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
652 652  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.
653 653  
669 +
670 +
654 654  (% _mstvisible="1" %)
655 655  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
656 656  
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1080 1080  (% _mstvisible="1" class="box infomessage" %)
1081 1081  (((
1082 1082  (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1083 -(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%): Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1100 +(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1084 1084  
1085 1085  (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1086 -(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%): The interval between checking the alarm temperature. (In minutes)
1103 +(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1087 1087  
1088 1088  (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1089 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%): Gets or sets the alarm range of the internal temperature sensor
1106 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1090 1090  
1091 1091  (% _mstvisible="2" style="text-align: left;" %)
1092 -(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%): Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1109 +(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1093 1093  
1094 1094  (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1095 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%): Set the internal temperature sensor alarm range from 45 to 105.
1112 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1096 1096  )))
1097 1097  
1098 1098  
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1135 1135  For each success downlink, the PURPLE LED will blink once
1136 1136  
1137 1137  
1138 -
1139 -
1140 -(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1141 1141  
1142 1142  )))
1143 1143  
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1169 1169  * -55°C to 125°C
1170 1170  * Working voltage 2.35v ~~ 5v
1171 1171  
1186 +
1187 +
1172 1172  (% _mstvisible="1" style="text-align: left;" %)
1173 1173  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1174 1174  
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1652 1652  (% _mstvisible="1" %)
1653 1653  [[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"]]
1654 1654  
1671 +
1655 1655  (% _mstvisible="1" %)
1656 1656  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1657 1657  
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1981 1981  
1982 1982  )))
1983 1983  
1984 -
1985 1985  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1986 1986  
1987 1987  [[image:image-20220615153355-1.png]]
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2084 2084  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2085 2085  (% style="color:red" %)**E3**(%%): External Temperature Probe
2086 2086  
2087 -
2088 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2089 2089  
2090 2090  )))
2091 2091  
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2109 2109  )))
2110 2110  * (% _mstvisible="3" %)
2111 2111  (((
2112 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2113 -Program cable x 1
2114 -)))
2115 -* (% _mstvisible="3" %)
2116 -(((
2117 2117  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2118 2118  Optional external sensor
2119 2119  )))
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2139 2139  (% _mstvisible="3" %)
2140 2140  (((
2141 2141  
2142 -
2143 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2144 -
2145 2145  )))
2146 2146  
2147 2147  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
... ... @@ -2148,6 +2148,7 @@
2148 2148  
2149 2149  * [[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"]]
2150 2150  
2157 +
2151 2151  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2152 2152  
2153 2153  (% _mstvisible="1" %)
image-20220617150003-1.jpeg
Author
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1 +XWiki.Xiaoling
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1 +16.5 KB
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