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Last modified by Xiaoling on 2023/07/18 10:12
From version 213.1
edited by Bei Jinggeng
on 2022/11/02 11:17
Change comment: There is no comment for this version
To version 211.1
edited by Bei Jinggeng
on 2022/11/01 16:33
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -61,6 +61,7 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,7 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
89 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -243,6 +243,7 @@
243 243  * The 7th byte (EXT #): defines the external sensor model.
244 244  * 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.)
245 245  
248 +
246 246  === 2.4.1 Decoder in TTN V3 ===
247 247  
248 248  
... ... @@ -271,6 +271,7 @@
271 271  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
272 272  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
273 273  
277 +
274 274  === 2.4.3 Built-in Temperature ===
275 275  
276 276  
... ... @@ -282,6 +282,7 @@
282 282  
283 283  * Temperature:  (0xF5C6-65536)/100=-26.18℃
284 284  
289 +
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,6 +289,7 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
297 +
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -387,6 +387,7 @@
387 387  * (% 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.
388 388  * (% 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)
389 389  
396 +
390 390  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 391  
392 392  
... ... @@ -796,12 +796,11 @@
796 796  
797 797  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
798 798  
799 -**Internal GXHT30 temperature alarm**
800 800  
801 801  (((
802 802  (% class="box infomessage" %)
803 803  (((
804 -**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
810 +**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
805 805  
806 806  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
807 807  
... ... @@ -815,106 +815,7 @@
815 815  )))
816 816  )))
817 817  
818 -(% style="color:#4f81bd" %)**Downlink Command:**
819 819  
820 -AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
821 -
822 -AT+CITEMP=1 : A60001
823 -
824 -AT+ARTEMP=1,60  :  A70001003C
825 -
826 -AT+ARTEMP=-16,60 :  A7FFF0003C
827 -
828 -AT+LEDALARM=1  :  3601
829 -
830 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
831 -
832 -Total bytes: 8 bytes
833 -
834 -**Example:**AA0100010001003C
835 -
836 -WMOD=01
837 -
838 -CITEMP=0001
839 -
840 -TEMPlow=0001
841 -
842 -TEMPhigh=003C
843 -
844 -
845 -**DS18B20 and TMP117 Threshold Alarm**
846 -
847 - AT+WMOD=1,60,-10,20
848 -
849 -(% style="color:#4f81bd" %)**Downlink Command:**
850 -
851 -**Example:**A5013CFC180014
852 -
853 -MOD=01
854 -
855 -CITEMP=3C(S)
856 -
857 -TEMPlow=FC18
858 -
859 -TEMPhigh=0014
860 -
861 -
862 -**Fluctuation alarm for DS18B20 and TMP117**
863 -
864 -AT+WMOD=2,60,5 
865 -
866 -(% style="color:#4f81bd" %)**Downlink Command:**
867 -
868 -**Example:**A5023C05
869 -
870 -MOD=02
871 -
872 -CITEMP=3C(S)
873 -
874 -temperature fluctuation=05
875 -
876 -
877 -**Collect multiple times and send once**
878 -
879 -AT+WMOD=3,1,60,20,-16,32,1  ~/~/Mode 3, the collection interval is 60s, the total number of collection is 20 times, and the data of these 20 times will be sent to the 20th time, with a maximum of 60 groups, the normal working temperature range is -10 to 32°C, 1 is to open the temperature alarm, 0 is to close the temperature alarm, and the temperature is turned on. After the alarm, if the temperature collected at the current time exceeds the normal working temperature, a data will be sent immediately.
880 -
881 -(% style="color:#4f81bd" %)**Downlink Command:**
882 -
883 -**Example:**A50301003C14FFF0002001
884 -
885 -MOD=03
886 -
887 -EXT=01
888 -
889 -CITEMP=003C(S)
890 -
891 -Total number of acquisitions=14
892 -
893 -TEMPlow=FFF0
894 -
895 -TEMPhigh=0020
896 -
897 -ARTEMP=01
898 -
899 -
900 -**Uplink payload( Fport=3)**
901 -
902 -**Example:**CBEA0109920A4109C4
903 -
904 -BatV=CBEA
905 -
906 -EXT=01
907 -
908 -Temp1=0992 ~/~/24.50℃
909 -
910 -Temp2=0A41 ~/~/26.25℃
911 -
912 -Temp3=09C4 ~/~/25.00℃
913 -
914 -(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
915 -
916 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
917 -
918 918  
919 919  )))
920 920  
... ... @@ -962,9 +962,7 @@
962 962  TEMPhigh=003C
963 963  
964 964  
965 -=== ===
966 966  
967 -
968 968  == 2.8 LED Indicator ==
969 969  
970 970  
... ... @@ -979,6 +979,7 @@
979 979  * RED LED when external sensor is not connected
980 980  * For each success downlink, the PURPLE LED will blink once
981 981  
887 +
982 982  == 2.9 installation ==
983 983  
984 984  
... ... @@ -1036,6 +1036,7 @@
1036 1036  * Operating Range: -40 ~~ 125 °C
1037 1037  * Working voltage 2.35v ~~ 5v
1038 1038  
945 +
1039 1039  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1040 1040  
1041 1041  
... ... @@ -1105,6 +1105,7 @@
1105 1105  
1106 1106  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1107 1107  
1015 +
1108 1108  == 4.2 Set External Sensor Mode ==
1109 1109  
1110 1110  
... ... @@ -1128,6 +1128,7 @@
1128 1128  
1129 1129  * 0xA20702003c: Same as AT+SETCNT=60
1130 1130  
1039 +
1131 1131  == 4.3 Enable/Disable uplink Temperature probe ID ==
1132 1132  
1133 1133  
... ... @@ -1158,6 +1158,7 @@
1158 1158  * **0xA800**  **~-~->** AT+PID=0
1159 1159  * **0xA801**     **~-~->** AT+PID=1
1160 1160  
1070 +
1161 1161  == 4.4 Set Password ==
1162 1162  
1163 1163  
... ... @@ -1209,6 +1209,7 @@
1209 1209  
1210 1210  * There is no downlink command to set to Sleep mode.
1211 1211  
1122 +
1212 1212  == 4.7 Set system time ==
1213 1213  
1214 1214  
... ... @@ -1317,6 +1317,7 @@
1317 1317  
1318 1318  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1319 1319  
1231 +
1320 1320  == 4.13 Auto Send None-ACK messages ==
1321 1321  
1322 1322  
... ... @@ -1335,6 +1335,7 @@
1335 1335  
1336 1336  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1337 1337  
1250 +
1338 1338  == 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1339 1339  
1340 1340  
... ... @@ -1855,6 +1855,7 @@
1855 1855  
1856 1856  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1857 1857  
1771 +
1858 1858  = 8. Packing Info =
1859 1859  
1860 1860  
... ... @@ -1868,11 +1868,13 @@
1868 1868  * Device Size:  10 x 10 x 3.5 cm
1869 1869  * Device Weight: 120.5g
1870 1870  
1785 +
1871 1871  = 9. Reference material =
1872 1872  
1873 1873  
1874 1874  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1875 1875  
1791 +
1876 1876  = 10. FCC Warning =
1877 1877  
1878 1878