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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.14
edited by Xiaoling
on 2022/10/26 17:27
Change comment: There is no comment for this version
To version 210.13
edited by Xiaoling
on 2022/10/26 17:13
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -61,8 +61,6 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -87,8 +87,6 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 -
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -247,8 +247,6 @@
247 247  * The 7th byte (EXT #): defines the external sensor model.
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 -
251 -
252 252  === 2.4.1 Decoder in TTN V3 ===
253 253  
254 254  
... ... @@ -277,8 +277,6 @@
277 277  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
278 278  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
279 279  
280 -
281 -
282 282  === 2.4.3 Built-in Temperature ===
283 283  
284 284  
... ... @@ -290,8 +290,6 @@
290 290  
291 291  * Temperature:  (0xF5C6-65536)/100=-26.18℃
292 292  
293 -
294 -
295 295  === 2.4.4 Built-in Humidity ===
296 296  
297 297  
... ... @@ -299,8 +299,6 @@
299 299  
300 300  * Humidity:    0x025C/10=60.4%
301 301  
302 -
303 -
304 304  === 2.4.5 Ext # ===
305 305  
306 306  
... ... @@ -323,8 +323,6 @@
323 323  
324 324  The last 2 bytes of data are meaningless
325 325  
326 -
327 -
328 328  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
329 329  
330 330  
... ... @@ -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" %)
... ... @@ -390,7 +390,6 @@
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" %)
... ... @@ -401,9 +401,6 @@
401 401  * (% 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.
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 -
405 -
406 -
407 407  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
408 408  
409 409  
... ... @@ -736,10 +736,9 @@
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  
722 +
743 743  [[image:image-20221006192726-1.png||height="112" width="754"]]
744 744  
745 745  (% style="color:blue" %)**No ACK Message**(%%):  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]] feature)
... ... @@ -750,8 +750,6 @@
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
... ... @@ -784,7 +784,7 @@
784 784  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
785 785  
786 786  
787 -__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
765 +7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
788 788  
789 789  Where the first 11 bytes is for the first entry:
790 790  
... ... @@ -792,13 +792,13 @@
792 792  
793 793  Ext sensor data=0x7FFF/100=327.67
794 794  
795 -Temp=0x088E/100=22.00
773 +Temp=0x0898/100=22.00
796 796  
797 -Hum=0x014B/10=32.6
775 +Hum=0x0146/10=32.6
798 798  
799 799  poll message flag & Ext=0x41,means reply data,Ext=1
800 800  
801 -Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
779 +Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
802 802  
803 803  
804 804  
... ... @@ -897,8 +897,6 @@
897 897  * RED LED when external sensor is not connected
898 898  * For each success downlink, the PURPLE LED will blink once
899 899  
900 -
901 -
902 902  == 2.9 installation ==
903 903  
904 904  
... ... @@ -956,8 +956,6 @@
956 956  * Operating Range: -40 ~~ 125 °C
957 957  * Working voltage 2.35v ~~ 5v
958 958  
959 -
960 -
961 961  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
962 962  
963 963  
... ... @@ -1027,8 +1027,6 @@
1027 1027  
1028 1028  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1029 1029  
1030 -
1031 -
1032 1032  == 4.2 Set External Sensor Mode ==
1033 1033  
1034 1034  
... ... @@ -1052,8 +1052,6 @@
1052 1052  
1053 1053  * 0xA20702003c: Same as AT+SETCNT=60
1054 1054  
1055 -
1056 -
1057 1057  == 4.3 Enable/Disable uplink Temperature probe ID ==
1058 1058  
1059 1059  
... ... @@ -1084,8 +1084,6 @@
1084 1084  * **0xA800**  **~-~->** AT+PID=0
1085 1085  * **0xA801**     **~-~->** AT+PID=1
1086 1086  
1087 -
1088 -
1089 1089  == 4.4 Set Password ==
1090 1090  
1091 1091  
... ... @@ -1137,8 +1137,6 @@
1137 1137  
1138 1138  * There is no downlink command to set to Sleep mode.
1139 1139  
1140 -
1141 -
1142 1142  == 4.7 Set system time ==
1143 1143  
1144 1144  
... ... @@ -1247,8 +1247,6 @@
1247 1247  
1248 1248  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1249 1249  
1250 -
1251 -
1252 1252  == 4.13 Auto Send None-ACK messages ==
1253 1253  
1254 1254  
... ... @@ -1268,7 +1268,6 @@
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  
... ... @@ -1355,7 +1355,6 @@
1355 1355  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1356 1356  
1357 1357  
1358 -
1359 1359  == 5.3 Battery Life Analyze ==
1360 1360  
1361 1361  
... ... @@ -1789,8 +1789,6 @@
1789 1789  
1790 1790  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1791 1791  
1792 -
1793 -
1794 1794  = 8. Packing Info =
1795 1795  
1796 1796  
... ... @@ -1804,15 +1804,11 @@
1804 1804  * Device Size:  10 x 10 x 3.5 cm
1805 1805  * Device Weight: 120.5g
1806 1806  
1807 -
1808 -
1809 1809  = 9. Reference material =
1810 1810  
1811 1811  
1812 1812  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1813 1813  
1814 -
1815 -
1816 1816  = 10. FCC Warning =
1817 1817  
1818 1818