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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 152.1
edited by Edwin Chen
on 2022/06/19 09:24
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

Summary

Details

Page properties
Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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77 77  * Tri-color LED to indicate working status
78 78  * Datalog feature
79 79  
80 +
81 +
82 +
80 80  (% _mstvisible="1" %)
81 81  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
82 82  
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365 365  * The 7th byte (EXT #): defines the external sensor model.
366 366  * 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.)
367 367  
371 +
372 +
373 +
368 368  (% _mstvisible="1" %)
369 369  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
370 370  
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401 401  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
402 402  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
403 403  
410 +
411 +
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  
428 +
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  
440 +
441 +
442 +
428 428  (% _mstvisible="1" %)
429 429  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
430 430  
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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  
610 +
611 +
612 +
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  
675 +
676 +
677 +
657 657  (% _mstvisible="1" %)
658 658  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
659 659  
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1151 1151  (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1152 1152  = (% _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(%%) =
1153 1153  
1154 -(% _msthidden="1" _mstvisible="1" class="wikigeneratedid" style="text-align: left;" %)
1155 -== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1156 -
1157 -[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1158 -
1159 -1m long breakout cable for LHT65N
1160 -
1161 -[[image:image-20220619092421-3.png||height="371" width="529"]]
1162 -
1163 -
1164 -
1165 1165  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1166 1166  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1167 1167  
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1655 1655  (% _mstvisible="1" %)
1656 1656  [[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"]]
1657 1657  
1658 -
1659 1659  (% _mstvisible="1" %)
1660 1660  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1661 1661  
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1985 1985  
1986 1986  )))
1987 1987  
1997 +
1988 1988  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1989 1989  
1990 1990  [[image:image-20220615153355-1.png]]
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2087 2087  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2088 2088  (% style="color:red" %)**E3**(%%): External Temperature Probe
2089 2089  
2100 +
2101 +(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2090 2090  
2091 2091  )))
2092 2092  
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2135 2135  (% _mstvisible="3" %)
2136 2136  (((
2137 2137  
2150 +
2151 +(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2152 +
2138 2138  )))
2139 2139  
2140 2140  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
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