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Last modified by Xiaoling on 2023/07/18 10:12
From version 229.1
edited by Bei Jinggeng
on 2023/03/02 14:10
Change comment: There is no comment for this version
To version 228.4
edited by Xiaoling
on 2023/02/17 09:28
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -57,6 +57,8 @@
57 57  * Tri-color LED to indicate working status
58 58  * Datalog feature (Max 3328 records)
59 59  
60 +
61 +
60 60  == 1.3 Specification ==
61 61  
62 62  
... ... @@ -81,6 +81,8 @@
81 81  * ±2°C accuracy from -55°C to +125°C
82 82  * Operating Range: -55 °C ~~ 125 °C
83 83  
86 +
87 +
84 84  = 2. Connect LHT65N to IoT Server =
85 85  
86 86  == 2.1 How does LHT65N work? ==
... ... @@ -232,6 +232,8 @@
232 232  * The 7th byte (EXT #): defines the external sensor model.
233 233  * 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.)
234 234  
239 +
240 +
235 235  === 2.4.1 Decoder in TTN V3 ===
236 236  
237 237  
... ... @@ -259,6 +259,8 @@
259 259  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
260 260  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
261 261  
268 +
269 +
262 262  === 2.4.3 Built-in Temperature ===
263 263  
264 264  
... ... @@ -270,6 +270,8 @@
270 270  
271 271  * Temperature:  (0xF5C6-65536)/100=-26.18℃
272 272  
281 +
282 +
273 273  === 2.4.4 Built-in Humidity ===
274 274  
275 275  
... ... @@ -277,6 +277,8 @@
277 277  
278 278  * Humidity:    0x025C/10=60.4%
279 279  
290 +
291 +
280 280  === 2.4.5 Ext # ===
281 281  
282 282  
... ... @@ -377,6 +377,8 @@
377 377  * (% 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.
378 378  * (% 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)
379 379  
392 +
393 +
380 380  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
381 381  
382 382  
... ... @@ -855,18 +855,18 @@
855 855  temperature fluctuation=05
856 856  
857 857  
858 -**Sampling multiple times and uplink together**
872 +==== **Sampling multiple times and uplink together** ====
859 859  
874 +
860 860  **AT+WMOD=3,1,60,20,-16,32,1**   
861 861  
862 862  Explain:
863 863  
864 -* (% style="color:#037691" %)**parameter1:**(%%)Set Working Mode to **Mode 3**
865 -* (% style="color:#037691" %)**parameter2:**(%%) Set the temperature sampling mode to** 1**(1:DS18B20;2:TMP117;3:** **Internal GXHT30).
866 -* (% style="color:#037691" %)**parameter3:**(%%)Sampling Interval is **60**s.
867 -* (% 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)
868 -* (% style="color:#037691" %)**parameter5 & parameter6:**(%%)Temperature alarm range is **-16** to **32**°C,
869 -* (% 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.
879 +* Set Working Mode to **Mode 3**
880 +* Sampling Interval is **60**s.
881 +* 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 +* Temperature alarm range is **-16** to **32**°C,
883 +* **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.
870 870  
871 871  (% style="color:#4f81bd" %)**Downlink Command:**
872 872  
... ... @@ -874,7 +874,7 @@
874 874  
875 875  MOD=03
876 876  
877 -TEMP=DS18B20
891 +EXT=01
878 878  
879 879  CITEMP=003C(S)
880 880  
... ... @@ -886,6 +886,7 @@
886 886  
887 887  ARTEMP=01
888 888  
903 +
889 889  **Uplink payload( Fport=3)**
890 890  
891 891  **Example: CBEA**01**0992**//0A41//**09C4**
... ... @@ -892,7 +892,7 @@
892 892  
893 893  BatV=CBEA
894 894  
895 -TEMP=DS18B20
910 +EXT=01
896 896  
897 897  Temp1=0992  ~/~/ 24.50℃
898 898  
... ... @@ -900,9 +900,10 @@
900 900  
901 901  Temp3=09C4  ~/~/ 25.00℃
902 902  
918 +
903 903  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
904 904  
905 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
921 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
906 906  )))
907 907  
908 908  
... ... @@ -961,6 +961,8 @@
961 961  * RED LED when external sensor is not connected
962 962  * For each success downlink, the PURPLE LED will blink once
963 963  
980 +
981 +
964 964  == 2.9 installation ==
965 965  
966 966  
... ... @@ -1013,6 +1013,8 @@
1013 1013  * Operating Range: -40 ~~ 125 °C
1014 1014  * Working voltage 2.35v ~~ 5v
1015 1015  
1034 +
1035 +
1016 1016  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1017 1017  
1018 1018  
... ... @@ -1081,6 +1081,8 @@
1081 1081  
1082 1082  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1083 1083  
1104 +
1105 +
1084 1084  == 4.2 Set External Sensor Mode ==
1085 1085  
1086 1086  
... ... @@ -1104,6 +1104,8 @@
1104 1104  
1105 1105  * 0xA20702003c: Same as AT+SETCNT=60
1106 1106  
1129 +
1130 +
1107 1107  == 4.3 Enable/Disable uplink Temperature probe ID ==
1108 1108  
1109 1109  
... ... @@ -1134,6 +1134,8 @@
1134 1134  * **0xA800**  **~-~->** AT+PID=0
1135 1135  * **0xA801**     **~-~->** AT+PID=1
1136 1136  
1161 +
1162 +
1137 1137  == 4.4 Set Password ==
1138 1138  
1139 1139  
... ... @@ -1183,6 +1183,8 @@
1183 1183  
1184 1184  * There is no downlink command to set to Sleep mode.
1185 1185  
1212 +
1213 +
1186 1186  == 4.7 Set system time ==
1187 1187  
1188 1188  
... ... @@ -1286,6 +1286,8 @@
1286 1286  
1287 1287  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1288 1288  
1317 +
1318 +
1289 1289  == 4.13 Auto Send None-ACK messages ==
1290 1290  
1291 1291  
... ... @@ -1304,6 +1304,8 @@
1304 1304  
1305 1305  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1306 1306  
1337 +
1338 +
1307 1307  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1308 1308  
1309 1309  
... ... @@ -1748,6 +1748,8 @@
1748 1748  
1749 1749  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1750 1750  
1783 +
1784 +
1751 1751  = 8. Packing Info =
1752 1752  
1753 1753  
... ... @@ -1761,11 +1761,15 @@
1761 1761  * Device Size:  10 x 10 x 3.5 mm
1762 1762  * Device Weight: 120.5g
1763 1763  
1798 +
1799 +
1764 1764  = 9. Reference material =
1765 1765  
1766 1766  
1767 1767  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1768 1768  
1805 +
1806 +
1769 1769  = 10. FCC Warning =
1770 1770  
1771 1771