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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 217.3
edited by Xiaoling
on 2022/11/12 17:24
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
... ... @@ -61,6 +61,8 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
65 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,8 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
90 +
91 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -184,7 +184,6 @@
184 184  
185 185  
186 186  
187 -
188 188  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
189 189  
190 190  
... ... @@ -243,6 +243,8 @@
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  
249 +
250 +
246 246  === 2.4.1 Decoder in TTN V3 ===
247 247  
248 248  
... ... @@ -271,6 +271,8 @@
271 271  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
272 272  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
273 273  
279 +
280 +
274 274  === 2.4.3 Built-in Temperature ===
275 275  
276 276  
... ... @@ -282,6 +282,8 @@
282 282  
283 283  * Temperature:  (0xF5C6-65536)/100=-26.18℃
284 284  
292 +
293 +
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,6 +289,8 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
301 +
302 +
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -387,6 +387,8 @@
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  
401 +
402 +
390 390  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 391  
392 392  
... ... @@ -500,7 +500,6 @@
500 500  
501 501  
502 502  
503 -
504 504  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
505 505  
506 506  
... ... @@ -620,6 +620,7 @@
620 620  
621 621  (% style="color:blue" %)**Method 2: **(%%)Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
622 622  
635 +
623 623  (% style="color:red" %)**Note for method 2:**
624 624  
625 625  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -675,10 +675,8 @@
675 675  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
676 676  )))
677 677  
678 -(((
679 -
680 -)))
681 681  
692 +
682 682  (((
683 683  **2. Manually Set Time**
684 684  )))
... ... @@ -782,7 +782,7 @@
782 782  
783 783  
784 784  
785 -== 2.7 Alarm Mode ==
796 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
786 786  
787 787  
788 788  (((
... ... @@ -796,6 +796,7 @@
796 796  
797 797  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
798 798  
810 +
799 799  **Internal GXHT30 temperature alarm**
800 800  
801 801  (((
... ... @@ -827,11 +827,12 @@
827 827  
828 828  AT+LEDALARM=1  :  3601
829 829  
842 +
830 830  (% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
831 831  
832 832  Total bytes: 8 bytes
833 833  
834 -**Example:**AA0100010001003C
847 +**Example: **AA0100010001003C
835 835  
836 836  WMOD=01
837 837  
... ... @@ -844,11 +844,11 @@
844 844  
845 845  **DS18B20 and TMP117 Threshold Alarm**
846 846  
847 - AT+WMOD=1,60,-10,20
860 +**~ AT+WMOD=1,60,-10,20**
848 848  
849 849  (% style="color:#4f81bd" %)**Downlink Command:**
850 850  
851 -**Example:**A5013CFC180014
864 +**Example: **A5013CFC180014
852 852  
853 853  MOD=01
854 854  
... ... @@ -861,11 +861,11 @@
861 861  
862 862  **Fluctuation alarm for DS18B20 and TMP117**
863 863  
864 -AT+WMOD=2,60,5 
877 +**AT+WMOD=2,60,5** 
865 865  
866 866  (% style="color:#4f81bd" %)**Downlink Command:**
867 867  
868 -**Example:**A5023C05
881 +**Example: **A5023C05
869 869  
870 870  MOD=02
871 871  
... ... @@ -874,13 +874,13 @@
874 874  temperature fluctuation=05
875 875  
876 876  
877 -**Collect multiple times and send once**
890 +==== **Sampling multiple times and uplink together** ====
878 878  
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.
892 +**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 -16 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.
880 880  
881 881  (% style="color:#4f81bd" %)**Downlink Command:**
882 882  
883 -**Example:**A50301003C14FFF0002001
896 +**Example: **A50301003C14FFF0002001
884 884  
885 885  MOD=03
886 886  
... ... @@ -899,30 +899,27 @@
899 899  
900 900  **Uplink payload( Fport=3)**
901 901  
902 -**Example:**CBEA0109920A4109C4
915 +**Example: **CBEA0109920A4109C4
903 903  
904 904  BatV=CBEA
905 905  
906 906  EXT=01
907 907  
908 -Temp1=0992 ~/~/24.50℃
921 +Temp1=0992  ~/~/ 24.50℃
909 909  
910 -Temp2=0A41 ~/~/26.25℃
923 +Temp2=0A41  ~/~/ 26.25℃
911 911  
912 -Temp3=09C4 ~/~/25.00℃
925 +Temp3=09C4  ~/~/ 25.00℃
913 913  
927 +
914 914  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
915 915  
916 916  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
917 -
918 -
919 919  )))
920 920  
921 -(((
933 +
922 922  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
923 923  
924 -
925 -)))
926 926  
927 927  (% _mstvisible="1" class="box infomessage" %)
928 928  (((
... ... @@ -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  
990 +
982 982  == 2.9 installation ==
983 983  
984 984  
... ... @@ -1036,6 +1036,8 @@
1036 1036  * Operating Range: -40 ~~ 125 °C
1037 1037  * Working voltage 2.35v ~~ 5v
1038 1038  
1048 +
1049 +
1039 1039  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1040 1040  
1041 1041  
... ... @@ -1105,6 +1105,8 @@
1105 1105  
1106 1106  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1107 1107  
1119 +
1120 +
1108 1108  == 4.2 Set External Sensor Mode ==
1109 1109  
1110 1110  
... ... @@ -1128,6 +1128,8 @@
1128 1128  
1129 1129  * 0xA20702003c: Same as AT+SETCNT=60
1130 1130  
1144 +
1145 +
1131 1131  == 4.3 Enable/Disable uplink Temperature probe ID ==
1132 1132  
1133 1133  
... ... @@ -1158,6 +1158,8 @@
1158 1158  * **0xA800**  **~-~->** AT+PID=0
1159 1159  * **0xA801**     **~-~->** AT+PID=1
1160 1160  
1176 +
1177 +
1161 1161  == 4.4 Set Password ==
1162 1162  
1163 1163  
... ... @@ -1209,6 +1209,8 @@
1209 1209  
1210 1210  * There is no downlink command to set to Sleep mode.
1211 1211  
1229 +
1230 +
1212 1212  == 4.7 Set system time ==
1213 1213  
1214 1214  
... ... @@ -1317,6 +1317,8 @@
1317 1317  
1318 1318  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1319 1319  
1339 +
1340 +
1320 1320  == 4.13 Auto Send None-ACK messages ==
1321 1321  
1322 1322  
... ... @@ -1335,9 +1335,11 @@
1335 1335  
1336 1336  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1337 1337  
1338 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1339 1339  
1340 1340  
1361 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1362 +
1363 +
1341 1341  Feature: Set internal and external temperature sensor alarms.
1342 1342  
1343 1343  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1380,6 +1380,8 @@
1380 1380  
1381 1381  0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
1382 1382  
1406 +0XA5 01 0A F9 C0 29 04 ~-~-AT+WMOD=1,10,-16,105(Need to convert -16 to -1600 for calculation，-1600(DEC)=FFFFFFFFFFFFF9C0(HEX)  FFFFFFFFFFFFF9C0(HEX) +10000(HEX)=F9C0(HEX))
1407 +
1383 1383  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1384 1384  
1385 1385  0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
... ... @@ -1392,22 +1392,17 @@
1392 1392  == 5.1 Battery Type ==
1393 1393  
1394 1394  
1420 +
1395 1395  (((
1396 -(((
1397 1397  LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
1398 1398  )))
1399 -)))
1400 1400  
1401 -(((
1402 -
1403 -)))
1404 1404  
1426 +
1405 1405  (((
1406 -(((
1407 1407  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1408 1408  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1409 1409  )))
1410 -)))
1411 1411  
1412 1412  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1413 1413  
... ... @@ -1430,9 +1430,6 @@
1430 1430  [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
1431 1431  )))
1432 1432  
1433 -(((
1434 -
1435 -)))
1436 1436  
1437 1437  (((
1438 1438  A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
... ... @@ -1855,6 +1855,8 @@
1855 1855  
1856 1856  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1857 1857  
1875 +
1876 +
1858 1858  = 8. Packing Info =
1859 1859  
1860 1860  
... ... @@ -1868,11 +1868,15 @@
1868 1868  * Device Size:  10 x 10 x 3.5 cm
1869 1869  * Device Weight: 120.5g
1870 1870  
1890 +
1891 +
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  
1897 +
1898 +
1876 1876  = 10. FCC Warning =
1877 1877  
1878 1878