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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 148.6
edited by Xiaoling
on 2022/06/17 15:02
Change comment: There is no comment for this version
To version 148.15
edited by Xiaoling
on 2022/06/17 15:07
Change comment: There is no comment for this version

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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  
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75 75  * Datalog feature
76 76  
77 77  
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78 78  (% _mstvisible="1" %)
79 79  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
80 80  
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364 364  * 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.)
365 365  
366 366  
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367 367  (% _mstvisible="1" %)
368 368  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
369 369  
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401 401  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
402 402  
403 403  
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412 +
404 404  (% _mstvisible="1" %)
405 405  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
406 406  
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416 416  (% _mstvisible="1" %)
417 417  * Temperature:  (0xF5C6-65536)/100=-26.18℃
418 418  
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429 +
430 +
419 419  (% _mstvisible="1" %)
420 420  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
421 421  
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425 425  (% _mstvisible="1" %)
426 426  * Humidity:    0x025C/10=60.4%
427 427  
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428 428  (% _mstvisible="1" %)
429 429  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
430 430  
... ... @@ -592,6 +592,9 @@
592 592  * 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.
593 593  * 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)
594 594  
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595 595  (% _mstvisible="1" %)
596 596  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
597 597  
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654 654  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
655 655  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.
656 656  
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657 657  (% _mstvisible="1" %)
658 658  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
659 659  
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2101 2101  )))
2102 2102  * (% _mstvisible="3" %)
2103 2103  (((
2104 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2105 -Program cable x 1
2106 -)))
2107 -* (% _mstvisible="3" %)
2108 -(((
2109 2109  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2110 2110  Optional external sensor
2111 2111  )))
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2140 2140  
2141 2141  * [[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"]]
2142 2142  
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2143 2143  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2144 2144  
2145 2145  (% _mstvisible="1" %)