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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 228.1
edited by Bei Jinggeng
on 2023/02/01 11:15
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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58 58  * Tri-color LED to indicate working status
59 59  * Datalog feature (Max 3328 records)
60 60  
61 -
62 -
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -84,8 +84,6 @@
84 84  * ±2°C accuracy from -55°C to +125°C
85 85  * Operating Range: -55 °C ~~ 125 °C
86 86  
87 -
88 -
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
91 91  == 2.1 How does LHT65N work? ==
... ... @@ -237,8 +237,6 @@
237 237  * The 7th byte (EXT #): defines the external sensor model.
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 -
241 -
242 242  === 2.4.1 Decoder in TTN V3 ===
243 243  
244 244  
... ... @@ -266,8 +266,6 @@
266 266  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
267 267  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
268 268  
269 -
270 -
271 271  === 2.4.3 Built-in Temperature ===
272 272  
273 273  
... ... @@ -279,8 +279,6 @@
279 279  
280 280  * Temperature:  (0xF5C6-65536)/100=-26.18℃
281 281  
282 -
283 -
284 284  === 2.4.4 Built-in Humidity ===
285 285  
286 286  
... ... @@ -288,8 +288,6 @@
288 288  
289 289  * Humidity:    0x025C/10=60.4%
290 290  
291 -
292 -
293 293  === 2.4.5 Ext # ===
294 294  
295 295  
... ... @@ -326,7 +326,6 @@
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  
... ... @@ -390,8 +390,6 @@
390 390  * (% style="color:blue" %)**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.
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 -
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:
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978 978  * RED LED when external sensor is not connected
979 979  * For each success downlink, the PURPLE LED will blink once
980 980  
981 -
982 -
983 983  == 2.9 installation ==
984 984  
985 985  
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1032 1032  * Operating Range: -40 ~~ 125 °C
1033 1033  * Working voltage 2.35v ~~ 5v
1034 1034  
1035 -
1036 -
1037 1037  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1038 1038  
1039 1039  
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1102 1102  
1103 1103  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1104 1104  
1105 -
1106 -
1107 1107  == 4.2 Set External Sensor Mode ==
1108 1108  
1109 1109  
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1127 1127  
1128 1128  * 0xA20702003c: Same as AT+SETCNT=60
1129 1129  
1130 -
1131 -
1132 1132  == 4.3 Enable/Disable uplink Temperature probe ID ==
1133 1133  
1134 1134  
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1159 1159  * **0xA800**  **~-~->** AT+PID=0
1160 1160  * **0xA801**     **~-~->** AT+PID=1
1161 1161  
1162 -
1163 -
1164 1164  == 4.4 Set Password ==
1165 1165  
1166 1166  
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1210 1210  
1211 1211  * There is no downlink command to set to Sleep mode.
1212 1212  
1213 -
1214 -
1215 1215  == 4.7 Set system time ==
1216 1216  
1217 1217  
... ... @@ -1315,8 +1315,6 @@
1315 1315  
1316 1316  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1317 1317  
1318 -
1319 -
1320 1320  == 4.13 Auto Send None-ACK messages ==
1321 1321  
1322 1322  
... ... @@ -1335,8 +1335,6 @@
1335 1335  
1336 1336  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1337 1337  
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  
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1781 1781  
1782 1782  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1783 1783  
1784 -
1785 -
1786 1786  = 8. Packing Info =
1787 1787  
1788 1788  
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1796 1796  * Device Size:  10 x 10 x 3.5 mm
1797 1797  * Device Weight: 120.5g
1798 1798  
1799 -
1800 -
1801 1801  = 9. Reference material =
1802 1802  
1803 1803  
1804 1804  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1805 1805  
1806 -
1807 -
1808 1808  = 10. FCC Warning =
1809 1809  
1810 1810