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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.15
edited by Xiaoling
on 2022/10/26 17:30
Change comment: There is no comment for this version
To version 211.1
edited by Bei Jinggeng
on 2022/11/01 16:33
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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62 62  * Datalog feature (Max 3328 records)
63 63  
64 64  
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -88,7 +88,6 @@
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 90  
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -248,7 +248,6 @@
248 248  * 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.)
249 249  
250 250  
251 -
252 252  === 2.4.1 Decoder in TTN V3 ===
253 253  
254 254  
... ... @@ -278,7 +278,6 @@
278 278  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
279 279  
280 280  
281 -
282 282  === 2.4.3 Built-in Temperature ===
283 283  
284 284  
... ... @@ -291,7 +291,6 @@
291 291  * Temperature:  (0xF5C6-65536)/100=-26.18℃
292 292  
293 293  
294 -
295 295  === 2.4.4 Built-in Humidity ===
296 296  
297 297  
... ... @@ -300,7 +300,6 @@
300 300  * Humidity:    0x025C/10=60.4%
301 301  
302 302  
303 -
304 304  === 2.4.5 Ext # ===
305 305  
306 306  
... ... @@ -375,7 +375,6 @@
375 375  [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
376 376  )))
377 377  
378 -
379 379  * **Battery status & Built-in Humidity**
380 380  
381 381  (% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:461px" %)
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390 390  [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
391 391  )))
392 392  
393 -
394 394  * **Status & Ext Byte**
395 395  
396 396  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
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402 402  * (% style="color:blue" %)**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)
403 403  
404 404  
405 -
406 -
407 407  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
408 408  
409 409  
... ... @@ -648,6 +648,7 @@
648 648  [[image:image-20220703111700-2.png||height="381" width="1119"]]
649 649  
650 650  
641 +
651 651  === 2.6.2 Unix TimeStamp ===
652 652  
653 653  
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736 736  )))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
737 737  |(% style="width:97px" %)**Value**|(% style="width:123px" %)[[External sensor data>>||anchor="H2.4.6Extvalue"]]|(% style="width:108px" %)[[Built In Temperature>>||anchor="H2.4.3Built-inTemperature"]]|(% style="width:133px" %)[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]|(% style="width:159px" %)Poll message flag & Ext|(% style="width:80px" %)[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
738 738  
739 -
740 -
741 741  **Poll message flag & Ext:**
742 742  
743 743  [[image:image-20221006192726-1.png||height="112" width="754"]]
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750 750  
751 751  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
752 752  
753 -
754 -
755 755  For example, in US915 band, the max payload for different DR is:
756 756  
757 757  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
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898 898  * For each success downlink, the PURPLE LED will blink once
899 899  
900 900  
901 -
902 902  == 2.9 installation ==
903 903  
904 904  
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957 957  * Working voltage 2.35v ~~ 5v
958 958  
959 959  
960 -
961 961  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
962 962  
963 963  
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1028 1028  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1029 1029  
1030 1030  
1031 -
1032 1032  == 4.2 Set External Sensor Mode ==
1033 1033  
1034 1034  
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1053 1053  * 0xA20702003c: Same as AT+SETCNT=60
1054 1054  
1055 1055  
1056 -
1057 1057  == 4.3 Enable/Disable uplink Temperature probe ID ==
1058 1058  
1059 1059  
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1085 1085  * **0xA801**     **~-~->** AT+PID=1
1086 1086  
1087 1087  
1088 -
1089 1089  == 4.4 Set Password ==
1090 1090  
1091 1091  
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1138 1138  * There is no downlink command to set to Sleep mode.
1139 1139  
1140 1140  
1141 -
1142 1142  == 4.7 Set system time ==
1143 1143  
1144 1144  
... ... @@ -1248,7 +1248,6 @@
1248 1248  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1249 1249  
1250 1250  
1251 -
1252 1252  == 4.13 Auto Send None-ACK messages ==
1253 1253  
1254 1254  
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1268 1268  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1269 1269  
1270 1270  
1271 -
1272 1272  == 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1273 1273  
1274 1274  
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1790 1790  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1791 1791  
1792 1792  
1793 -
1794 1794  = 8. Packing Info =
1795 1795  
1796 1796  
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1805 1805  * Device Weight: 120.5g
1806 1806  
1807 1807  
1808 -
1809 1809  = 9. Reference material =
1810 1810  
1811 1811  
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1812 1812  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1813 1813  
1814 1814  
1815 -
1816 1816  = 10. FCC Warning =
1817 1817  
1818 1818