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Last modified by Xiaoling on 2023/07/18 10:12
From version 188.1
edited by Edwin Chen
on 2022/07/03 11:17
Change comment: There is no comment for this version
To version 187.1
edited by Edwin Chen
on 2022/07/03 11:17
Change comment: Uploaded new attachment "image-20220703111700-2.png", version {1}

Summary

Details

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Content
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61 61  
62 62  
63 63  
64 +
64 64  == 1.3 Specification ==
65 65  
66 66  
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88 88  
89 89  
90 90  
92 +
91 91  = 2. Connect LHT65N to IoT Server =
92 92  
93 93  == 2.1 How does LHT65N work? ==
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272 272  
273 273  
274 274  
277 +
275 275  === 2.4.1 Decoder in TTN V3 ===
276 276  
277 277  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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305 305  
306 306  
307 307  
311 +
308 308  === 2.4.3 Built-in Temperature ===
309 309  
310 310  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
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318 318  
319 319  
320 320  
325 +
321 321  === 2.4.4 Built-in Humidity ===
322 322  
323 323  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
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327 327  
328 328  
329 329  
335 +
330 330  === 2.4.5 Ext # ===
331 331  
332 332  Bytes for External Sensor:
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482 482  
483 483  
484 484  
491 +
485 485  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
486 486  
487 487  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
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588 588  
589 589  There are two methods:
590 590  
591 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
592 -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 the network recovery.
598 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
599 +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.
593 593  
594 -Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
595 595  
596 -[[image:image-20220703111700-2.png||height="381" width="1119"]]
597 597  
598 598  
604 +
599 599  === 2.6.2 Unix TimeStamp ===
600 600  
601 601  
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1054 1054  
1055 1055  
1056 1056  
1063 +
1057 1057  == 2.9 installation ==
1058 1058  
1059 1059  (% _mstvisible="1" %)
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1107 1107  
1108 1108  
1109 1109  
1117 +
1110 1110  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1111 1111  
1112 1112  (((
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1175 1175  
1176 1176  
1177 1177  
1186 +
1178 1178  == 4.2 Set External Sensor Mode ==
1179 1179  
1180 1180  Feature: Change External Sensor Mode.
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1199 1199  
1200 1200  
1201 1201  
1211 +
1202 1202  == 4.3 Enable/Disable uplink Temperature probe ID ==
1203 1203  
1204 1204  (((
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1229 1229  
1230 1230  
1231 1231  
1242 +
1232 1232  == 4.4 Set Password ==
1233 1233  
1234 1234  Feature: Set device password, max 9 digits
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1278 1278  
1279 1279  
1280 1280  
1292 +
1281 1281  == 4.7 Set system time ==
1282 1282  
1283 1283  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
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1377 1377  
1378 1378  
1379 1379  
1392 +
1380 1380  == 4.13 Auto Send None-ACK messages ==
1381 1381  
1382 1382  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1398 1398  
1399 1399  
1400 1400  
1414 +
1401 1401  = 5. Battery & How to replace =
1402 1402  
1403 1403  == 5.1 Battery Type ==
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1853 1853  
1854 1854  
1855 1855  
1870 +
1856 1856  = 8. Packing Info =
1857 1857  
1858 1858  
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1869 1869  
1870 1870  
1871 1871  
1887 +
1872 1872  = 9. Reference material =
1873 1873  
1874 1874  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
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1876 1876  
1877 1877  
1878 1878  
1895 +
1879 1879  = 10. FCC Warning =
1880 1880  
1881 1881  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: