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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.33
edited by Xiaoling
on 2022/06/22 11:28
Change comment: There is no comment for this version
To version 172.1
edited by Bei Jinggeng
on 2022/06/23 11:07
Change comment: Uploaded new attachment "image-20220623110723-2.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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59 59  * Datalog feature
60 60  
61 61  
62 +
63 +
64 +
62 62  == 1.3 Specification ==
63 63  
64 64  
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84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
90 +
91 +
92 +
87 87  = 2. Connect LHT65N to IoT Server =
88 88  
89 89  == 2.1 How does LHT65N work? ==
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268 268  
269 269  
270 270  
271 -
272 272  === 2.4.1 Decoder in TTN V3 ===
273 273  
274 274  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
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302 302  
303 303  
304 304  
305 -
306 306  === 2.4.3 Built-in Temperature ===
307 307  
308 308  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
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316 316  
317 317  
318 318  
319 -
320 320  === 2.4.4 Built-in Humidity ===
321 321  
322 322  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
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326 326  
327 327  
328 328  
329 -
330 330  === 2.4.5 Ext # ===
331 331  
332 332  Bytes for External Sensor:
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482 482  
483 483  
484 484  
485 -
486 486  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
487 487  
488 488  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
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560 560  
561 561  
562 562  
563 -
564 564  === 2.6.2 Unix TimeStamp ===
565 565  
566 566  
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1019 1019  
1020 1020  
1021 1021  
1022 -
1023 1023  == 2.9 installation ==
1024 1024  
1025 1025  (% _mstvisible="1" %)
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1057 1057  
1058 1058  
1059 1059  
1060 -
1061 1061  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1062 1062  
1063 1063  (((
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1126 1126  
1127 1127  
1128 1128  
1129 -
1130 1130  == 4.2 Set External Sensor Mode ==
1131 1131  
1132 1132  Feature: Change External Sensor Mode.
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1151 1151  
1152 1152  
1153 1153  
1154 -
1155 1155  == 4.3 Enable/Disable uplink Temperature probe ID ==
1156 1156  
1157 1157  (((
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1182 1182  
1183 1183  
1184 1184  
1185 -
1186 1186  == 4.4 Set Password ==
1187 1187  
1188 1188  Feature: Set device password, max 9 digits
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1232 1232  
1233 1233  
1234 1234  
1235 -
1236 1236  == 4.7 Set system time ==
1237 1237  
1238 1238  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
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1332 1332  
1333 1333  
1334 1334  
1335 -
1336 1336  == 4.13 Auto Send None-ACK messages ==
1337 1337  
1338 1338  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1354 1354  
1355 1355  
1356 1356  
1357 -
1358 1358  = 5. Battery & How to replace =
1359 1359  
1360 1360  == 5.1 Battery Type ==
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1414 1414  
1415 1415  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1416 1416  
1417 -(% _msthash="506062" _msttexthash="1187732" %)
1418 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1409 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1410 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1411 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1412 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1419 1419  
1420 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1421 -
1422 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1423 -
1424 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1425 -
1426 -
1427 1427  (((
1428 1428  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1429 1429  )))
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1763 1763  
1764 1764  
1765 1765  
1766 -
1767 1767  = 8. Packing Info =
1768 1768  
1769 1769  
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1780 1780  
1781 1781  
1782 1782  
1783 -
1784 1784  = 9. Reference material =
1785 1785  
1786 1786  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
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1788 1788  
1789 1789  
1790 1790  
1791 -
1792 1792  = 10. FCC Warning =
1793 1793  
1794 1794  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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