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Last modified by Xiaoling on 2023/07/18 10:12
From version 229.2
edited by Xiaoling
on 2023/03/03 10:45
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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46 46  == 1.2 Features ==
47 47  
48 48  
49 +* Wall mountable
49 49  * LoRaWAN v1.0.3 Class A protocol
50 50  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
51 51  * AT Commands to change parameters
... ... @@ -58,7 +58,6 @@
58 58  * Datalog feature (Max 3328 records)
59 59  
60 60  
61 -
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -84,7 +84,6 @@
84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
87 -
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  == 2.1 How does LHT65N work? ==
... ... @@ -237,7 +237,6 @@
237 237  * 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.)
238 238  
239 239  
240 -
241 241  === 2.4.1 Decoder in TTN V3 ===
242 242  
243 243  
... ... @@ -266,7 +266,6 @@
266 266  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
267 267  
268 268  
269 -
270 270  === 2.4.3 Built-in Temperature ===
271 271  
272 272  
... ... @@ -279,7 +279,6 @@
279 279  * Temperature:  (0xF5C6-65536)/100=-26.18℃
280 280  
281 281  
282 -
283 283  === 2.4.4 Built-in Humidity ===
284 284  
285 285  
... ... @@ -288,7 +288,6 @@
288 288  * Humidity:    0x025C/10=60.4%
289 289  
290 290  
291 -
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -316,16 +316,11 @@
316 316  
317 317  * External temperature= (0xF54F-65536)/100=-27.37℃
318 318  
319 -F54F :  (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃
320 -
321 -（0105 & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
322 -
323 323  The last 2 bytes of data are meaningless
324 324  
325 325  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
326 326  
327 327  
328 -
329 329  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
330 330  
331 331  
... ... @@ -390,7 +390,6 @@
390 390  * (% 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)
391 391  
392 392  
393 -
394 394  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
395 395  
396 396  
... ... @@ -439,7 +439,6 @@
439 439  [[image:image-20220628151143-7.png||_mstalt="431210"]]
440 440  
441 441  
442 -
443 443  ==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
444 444  
445 445  
... ... @@ -456,7 +456,6 @@
456 456  The external cable NE2 can be use for MOD4 and MOD8
457 457  
458 458  
459 -
460 460  ==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
461 461  
462 462  
... ... @@ -503,7 +503,6 @@
503 503  [[image:image-20220906101145-3.png||_mstalt="428688"]]
504 504  
505 505  
506 -
507 507  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
508 508  
509 509  
... ... @@ -869,18 +869,17 @@
869 869  temperature fluctuation=05
870 870  
871 871  
872 -**Sampling multiple times and uplink together**
858 +==== **Sampling multiple times and uplink together** ====
873 873  
874 874  **AT+WMOD=3,1,60,20,-16,32,1**   
875 875  
876 876  Explain:
877 877  
878 -* (% style="color:#037691" %)**parameter1:**(%%)Set Working Mode to **Mode 3**
879 -* (% style="color:#037691" %)**parameter2:**(%%) Set the temperature sampling mode to** 1**(1:DS18B20;2:TMP117;3:** **Internal GXHT30).
880 -* (% style="color:#037691" %)**parameter3:**(%%)Sampling Interval is **60**s.
881 -* (% style="color:#037691" %)**parameter4:**(%%)When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
882 -* (% style="color:#037691" %)**parameter5 & parameter6:**(%%)Temperature alarm range is **-16** to **32**°C,
883 -* (% style="color:#037691" %)**parameter7:**(%%) 1 to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
864 +* Set Working Mode to **Mode 3**
865 +* Sampling Interval is **60**s.
866 +* When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
867 +* Temperature alarm range is **-16** to **32**°C,
868 +* **1** to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
884 884  
885 885  (% style="color:#4f81bd" %)**Downlink Command:**
886 886  
... ... @@ -888,7 +888,7 @@
888 888  
889 889  MOD=03
890 890  
891 -TEMP=DS18B20
876 +EXT=01
892 892  
893 893  CITEMP=003C(S)
894 894  
... ... @@ -900,6 +900,7 @@
900 900  
901 901  ARTEMP=01
902 902  
888 +
903 903  **Uplink payload( Fport=3)**
904 904  
905 905  **Example: CBEA**01**0992**//0A41//**09C4**
... ... @@ -906,7 +906,7 @@
906 906  
907 907  BatV=CBEA
908 908  
909 -TEMP=DS18B20
895 +EXT=01
910 910  
911 911  Temp1=0992  ~/~/ 24.50℃
912 912  
... ... @@ -914,9 +914,10 @@
914 914  
915 915  Temp3=09C4  ~/~/ 25.00℃
916 916  
903 +
917 917  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
918 918  
919 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
906 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
920 920  )))
921 921  
922 922  
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976 976  * For each success downlink, the PURPLE LED will blink once
977 977  
978 978  
979 -
980 980  == 2.9 installation ==
981 981  
982 982  
... ... @@ -1030,7 +1030,6 @@
1030 1030  * Working voltage 2.35v ~~ 5v
1031 1031  
1032 1032  
1033 -
1034 1034  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1035 1035  
1036 1036  
... ... @@ -1100,7 +1100,6 @@
1100 1100  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1101 1101  
1102 1102  
1103 -
1104 1104  == 4.2 Set External Sensor Mode ==
1105 1105  
1106 1106  
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1125 1125  * 0xA20702003c: Same as AT+SETCNT=60
1126 1126  
1127 1127  
1128 -
1129 1129  == 4.3 Enable/Disable uplink Temperature probe ID ==
1130 1130  
1131 1131  
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1157 1157  * **0xA801**     **~-~->** AT+PID=1
1158 1158  
1159 1159  
1160 -
1161 1161  == 4.4 Set Password ==
1162 1162  
1163 1163  
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1208 1208  * There is no downlink command to set to Sleep mode.
1209 1209  
1210 1210  
1211 -
1212 1212  == 4.7 Set system time ==
1213 1213  
1214 1214  
... ... @@ -1313,7 +1313,6 @@
1313 1313  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1314 1314  
1315 1315  
1316 -
1317 1317  == 4.13 Auto Send None-ACK messages ==
1318 1318  
1319 1319  
... ... @@ -1333,7 +1333,6 @@
1333 1333  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1334 1334  
1335 1335  
1336 -
1337 1337  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1338 1338  
1339 1339  
... ... @@ -1779,7 +1779,6 @@
1779 1779  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1780 1780  
1781 1781  
1782 -
1783 1783  = 8. Packing Info =
1784 1784  
1785 1785  
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1794 1794  * Device Weight: 120.5g
1795 1795  
1796 1796  
1797 -
1798 1798  = 9. Reference material =
1799 1799  
1800 1800  
... ... @@ -1801,7 +1801,6 @@
1801 1801  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1802 1802  
1803 1803  
1804 -
1805 1805  = 10. FCC Warning =
1806 1806  
1807 1807