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Last modified by Xiaoling on 2023/07/18 10:12
From version 228.2
edited by Xiaoling
on 2023/02/02 15:22
Change comment: There is no comment for this version
To version 227.1
edited by Bei Jinggeng
on 2023/02/01 11:11
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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59 59  * Datalog feature (Max 3328 records)
60 60  
61 61  
62 -
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -85,7 +85,6 @@
85 85  * Operating Range: -55 °C ~~ 125 °C
86 86  
87 87  
88 -
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
91 91  == 2.1 How does LHT65N work? ==
... ... @@ -238,7 +238,6 @@
238 238  * The 8^^th^^ ~~ 11^^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.)
239 239  
240 240  
241 -
242 242  === 2.4.1 Decoder in TTN V3 ===
243 243  
244 244  
... ... @@ -267,7 +267,6 @@
267 267  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
268 268  
269 269  
270 -
271 271  === 2.4.3 Built-in Temperature ===
272 272  
273 273  
... ... @@ -280,7 +280,6 @@
280 280  * Temperature:  (0xF5C6-65536)/100=-26.18℃
281 281  
282 282  
283 -
284 284  === 2.4.4 Built-in Humidity ===
285 285  
286 286  
... ... @@ -289,7 +289,6 @@
289 289  * Humidity:    0x025C/10=60.4%
290 290  
291 291  
292 -
293 293  === 2.4.5 Ext # ===
294 294  
295 295  
... ... @@ -317,16 +317,11 @@
317 317  
318 318  * External temperature= (0xF54F-65536)/100=-27.37℃
319 319  
320 -F54F :  (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃
321 -
322 -（0105 & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
323 -
324 324  The last 2 bytes of data are meaningless
325 325  
326 326  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
327 327  
328 328  
329 -
330 330  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
331 331  
332 332  
... ... @@ -391,7 +391,6 @@
391 391  * (% 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)
392 392  
393 393  
394 -
395 395  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
396 396  
397 397  
... ... @@ -440,7 +440,6 @@
440 440  [[image:image-20220628151143-7.png||_mstalt="431210"]]
441 441  
442 442  
443 -
444 444  ==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
445 445  
446 446  
... ... @@ -457,7 +457,6 @@
457 457  The external cable NE2 can be use for MOD4 and MOD8
458 458  
459 459  
460 -
461 461  ==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
462 462  
463 463  
... ... @@ -504,7 +504,6 @@
504 504  [[image:image-20220906101145-3.png||_mstalt="428688"]]
505 505  
506 506  
507 -
508 508  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
509 509  
510 510  
... ... @@ -872,7 +872,6 @@
872 872  
873 873  ==== **Sampling multiple times and uplink together** ====
874 874  
875 -
876 876  **AT+WMOD=3,1,60,20,-16,32,1**   
877 877  
878 878  Explain:
... ... @@ -979,7 +979,6 @@
979 979  * For each success downlink, the PURPLE LED will blink once
980 980  
981 981  
982 -
983 983  == 2.9 installation ==
984 984  
985 985  
... ... @@ -1033,7 +1033,6 @@
1033 1033  * Working voltage 2.35v ~~ 5v
1034 1034  
1035 1035  
1036 -
1037 1037  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1038 1038  
1039 1039  
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1103 1103  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1104 1104  
1105 1105  
1106 -
1107 1107  == 4.2 Set External Sensor Mode ==
1108 1108  
1109 1109  
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1128 1128  * 0xA20702003c: Same as AT+SETCNT=60
1129 1129  
1130 1130  
1131 -
1132 1132  == 4.3 Enable/Disable uplink Temperature probe ID ==
1133 1133  
1134 1134  
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1160 1160  * **0xA801**     **~-~->** AT+PID=1
1161 1161  
1162 1162  
1163 -
1164 1164  == 4.4 Set Password ==
1165 1165  
1166 1166  
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1211 1211  * There is no downlink command to set to Sleep mode.
1212 1212  
1213 1213  
1214 -
1215 1215  == 4.7 Set system time ==
1216 1216  
1217 1217  
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1316 1316  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1317 1317  
1318 1318  
1319 -
1320 1320  == 4.13 Auto Send None-ACK messages ==
1321 1321  
1322 1322  
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1336 1336  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1337 1337  
1338 1338  
1339 -
1340 1340  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1341 1341  
1342 1342  
... ... @@ -1782,7 +1782,6 @@
1782 1782  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1783 1783  
1784 1784  
1785 -
1786 1786  = 8. Packing Info =
1787 1787  
1788 1788  
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1797 1797  * Device Weight: 120.5g
1798 1798  
1799 1799  
1800 -
1801 1801  = 9. Reference material =
1802 1802  
1803 1803  
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1804 1804  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1805 1805  
1806 1806  
1807 -
1808 1808  = 10. FCC Warning =
1809 1809  
1810 1810