Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 123.2 >
edited by Xiaoling
on 2022/06/13 16:20
To version < 120.11 >
edited by Xiaoling
on 2022/06/09 18:30
>
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1 -(% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||height="579" width="379"]]
1 +(% _mstvisible="2" style="text-align:center" %)
2 +[[image:image-20220523115324-1.jpeg||_mstalt="469677" _mstvisible="4" height="317" width="317"]]
3 3  
4 4  
5 +(% _mstvisible="1" %)
6 +(% _msthash="315237" _msttexthash="1697033" _mstvisible="3" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
5 5  
6 6  
7 7  
10 +
8 8  (% _mstvisible="1" %)
9 9  (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
10 10  
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74 74  * Tri-color LED to indicate working status
75 75  * Datalog feature
76 76  
77 -
78 78  (% _mstvisible="1" %)
79 79  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
80 80  
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273 273  [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
274 274  
275 275  
276 -
277 277  (% _mstvisible="1" %)
278 278  === (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
279 279  
... ... @@ -284,7 +284,6 @@
284 284  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
285 285  
286 286  
287 -
288 288  (% _mstvisible="1" %)
289 289  == (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
290 290  
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363 363  * The 7th byte (EXT #): defines the external sensor model.
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 -
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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400 400  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
401 401  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
402 402  
403 -
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  
419 -
420 420  (% _mstvisible="1" %)
421 421  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
422 422  
... ... @@ -427,6 +427,8 @@
427 427  * Humidity:    0x025C/10=60.4%
428 428  
429 429  
427 +
428 +
430 430  (% _mstvisible="1" %)
431 431  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
432 432  
... ... @@ -553,6 +553,7 @@
553 553  )))
554 554  )))
555 555  
555 +
556 556  (% _mstvisible="1" %)
557 557  * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
558 558  
... ... @@ -583,6 +583,7 @@
583 583  
584 584  )))
585 585  
586 +
586 586  (% _mstvisible="1" %)
587 587  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
588 588  
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594 594  * 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.
595 595  * 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)
596 596  
598 +
599 +
597 597  (% _mstvisible="1" %)
598 598  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
599 599  
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656 656  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
657 657  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.
658 658  
662 +
663 +
659 659  (% _mstvisible="1" %)
660 660  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
661 661  
... ... @@ -1133,6 +1133,7 @@
1133 1133  For each success downlink, the PURPLE LED will blink once
1134 1134  )))
1135 1135  
1141 +
1136 1136  (% _mstvisible="1" style="text-align: left;" %)
1137 1137  == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1138 1138  
... ... @@ -1161,6 +1161,8 @@
1161 1161  * -55°C to 125°C
1162 1162  * Working voltage 2.35v ~~ 5v
1163 1163  
1170 +
1171 +
1164 1164  (% _mstvisible="1" style="text-align: left;" %)
1165 1165  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1166 1166  
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1375 1375  * 0xA800  **~-~->** AT+PID=0
1376 1376  * 0xA801     **~-~->** AT+PID=1
1377 1377  
1386 +
1387 +
1378 1378  (% _mstvisible="1" style="text-align: left;" %)
1379 1379  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1380 1380  
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1444 1444  (% _mstvisible="1" %)
1445 1445  * There is no downlink command to set to Sleep mode.
1446 1446  
1457 +
1458 +
1447 1447  (% _mstvisible="1" %)
1448 1448  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1449 1449  
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1578 1578  (% _mstvisible="1" %)
1579 1579  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1580 1580  
1593 +
1594 +
1581 1581  (% _mstvisible="1" %)
1582 1582  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1583 1583  
... ... @@ -1601,6 +1601,8 @@
1601 1601  (% _mstvisible="1" %)
1602 1602  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1603 1603  
1618 +
1619 +
1604 1604  (% _mstvisible="1" %)
1605 1605  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1606 1606  
... ... @@ -1961,7 +1961,6 @@
1961 1961  * [[Datasheet, Photos, Decoder, Firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor]]
1962 1962  
1963 1963  
1964 -
1965 1965  = 10. FCC Warning =
1966 1966  
1967 1967  (% _mstvisible="1" %)
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