Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 123.6 >
edited by Xiaoling
on 2022/06/13 16:23
To version < 119.29 >
edited by Xiaoling
on 2022/06/09 18:28
>
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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"]]
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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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426 426  (% _mstvisible="1" %)
427 427  * Humidity:    0x025C/10=60.4%
428 428  
429 -
430 430  (% _mstvisible="1" %)
431 431  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
432 432  
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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  
597 -
598 -
599 -
600 600  (% _mstvisible="1" %)
601 601  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
602 602  
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659 659  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
660 660  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.
661 661  
662 -
663 -
664 -
665 -
666 666  (% _mstvisible="1" %)
667 667  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
668 668  
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1138 1138  (((
1139 1139  (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1140 1140  For each success downlink, the PURPLE LED will blink once
1133 +)))
1141 1141  
1142 1142  
1143 1143  
1144 -
1145 -(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1146 -
1147 -)))
1148 -
1149 1149  (% _mstvisible="1" style="text-align: left;" %)
1150 1150  == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1151 1151  
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1174 1174  * -55°C to 125°C
1175 1175  * Working voltage 2.35v ~~ 5v
1176 1176  
1165 +
1177 1177  (% _mstvisible="1" style="text-align: left;" %)
1178 1178  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1179 1179  
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1380 1380  (% _mstvisible="1" %)
1381 1381  [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1382 1382  
1383 -
1384 1384  (% _mstvisible="1" style="text-align: left;" %)
1385 1385  (% style="color:#4f81bd" %)**Downlink Command:**
1386 1386  
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1388 1388  * 0xA800  **~-~->** AT+PID=0
1389 1389  * 0xA801     **~-~->** AT+PID=1
1390 1390  
1379 +
1391 1391  (% _mstvisible="1" style="text-align: left;" %)
1392 1392  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1393 1393  
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1457 1457  (% _mstvisible="1" %)
1458 1458  * There is no downlink command to set to Sleep mode.
1459 1459  
1449 +
1460 1460  (% _mstvisible="1" %)
1461 1461  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1462 1462  
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1591 1591  (% _mstvisible="1" %)
1592 1592  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1593 1593  
1584 +
1594 1594  (% _mstvisible="1" %)
1595 1595  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1596 1596  
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1608 1608  (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1609 1609  (% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK
1610 1610  
1602 +
1611 1611  (% _mstvisible="1" %)
1612 1612  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1613 1613  
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1614 1614  (% _mstvisible="1" %)
1615 1615  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1616 1616  
1609 +
1617 1617  (% _mstvisible="1" %)
1618 1618  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1619 1619  
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1681 1681  
1682 1682  **Connection:**
1683 1683  
1684 -✓** USB to TTL GND <~-~->GND**
1677 +✓** USB to TTL GND <~-~->GND**
1685 1685  
1686 1686  **✓ USB to TTL RXD <~-~-> D+**
1687 1687  
image-20220613162008-1.png
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