Skip to Content
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 217.3
edited by Xiaoling
on 2022/11/12 17:24
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -188,7 +188,6 @@
188 188  
189 189  
190 190  
191 -
192 192  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
193 193  
194 194  
... ... @@ -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" %)
... ... @@ -403,7 +403,6 @@
403 403  
404 404  
405 405  
406 -
407 407  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
408 408  
409 409  
... ... @@ -517,7 +517,6 @@
517 517  
518 518  
519 519  
520 -
521 521  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
522 522  
523 523  
... ... @@ -637,6 +637,7 @@
637 637  
638 638  (% 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.
639 639  
635 +
640 640  (% style="color:red" %)**Note for method 2:**
641 641  
642 642  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -648,6 +648,7 @@
648 648  [[image:image-20220703111700-2.png||height="381" width="1119"]]
649 649  
650 650  
647 +
651 651  === 2.6.2 Unix TimeStamp ===
652 652  
653 653  
... ... @@ -691,10 +691,8 @@
691 691  (% 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.**
692 692  )))
693 693  
694 -(((
695 -
696 -)))
697 697  
692 +
698 698  (((
699 699  **2. Manually Set Time**
700 700  )))
... ... @@ -736,8 +736,6 @@
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  
743 743  [[image:image-20221006192726-1.png||height="112" width="754"]]
... ... @@ -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
... ... @@ -802,7 +802,7 @@
802 802  
803 803  
804 804  
805 -== 2.7 Alarm Mode ==
796 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
806 806  
807 807  
808 808  (((
... ... @@ -817,10 +817,12 @@
817 817  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
818 818  
819 819  
811 +**Internal GXHT30 temperature alarm**
812 +
820 820  (((
821 821  (% class="box infomessage" %)
822 822  (((
823 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
816 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
824 824  
825 825  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
826 826  
... ... @@ -834,15 +834,112 @@
834 834  )))
835 835  )))
836 836  
830 +(% style="color:#4f81bd" %)**Downlink Command:**
837 837  
838 -
832 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
833 +
834 +AT+CITEMP=1 : A60001
835 +
836 +AT+ARTEMP=1,60  :  A70001003C
837 +
838 +AT+ARTEMP=-16,60 :  A7FFF0003C
839 +
840 +AT+LEDALARM=1  :  3601
841 +
842 +
843 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
844 +
845 +Total bytes: 8 bytes
846 +
847 +**Example: **AA0100010001003C
848 +
849 +WMOD=01
850 +
851 +CITEMP=0001
852 +
853 +TEMPlow=0001
854 +
855 +TEMPhigh=003C
856 +
857 +
858 +**DS18B20 and TMP117 Threshold Alarm**
859 +
860 +**~ AT+WMOD=1,60,-10,20**
861 +
862 +(% style="color:#4f81bd" %)**Downlink Command:**
863 +
864 +**Example: **A5013CFC180014
865 +
866 +MOD=01
867 +
868 +CITEMP=3C(S)
869 +
870 +TEMPlow=FC18
871 +
872 +TEMPhigh=0014
873 +
874 +
875 +**Fluctuation alarm for DS18B20 and TMP117**
876 +
877 +**AT+WMOD=2,60,5** 
878 +
879 +(% style="color:#4f81bd" %)**Downlink Command:**
880 +
881 +**Example: **A5023C05
882 +
883 +MOD=02
884 +
885 +CITEMP=3C(S)
886 +
887 +temperature fluctuation=05
888 +
889 +
890 +==== **Sampling multiple times and uplink together** ====
891 +
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.
893 +
894 +(% style="color:#4f81bd" %)**Downlink Command:**
895 +
896 +**Example: **A50301003C14FFF0002001
897 +
898 +MOD=03
899 +
900 +EXT=01
901 +
902 +CITEMP=003C(S)
903 +
904 +Total number of acquisitions=14
905 +
906 +TEMPlow=FFF0
907 +
908 +TEMPhigh=0020
909 +
910 +ARTEMP=01
911 +
912 +
913 +**Uplink payload( Fport=3)**
914 +
915 +**Example: **CBEA0109920A4109C4
916 +
917 +BatV=CBEA
918 +
919 +EXT=01
920 +
921 +Temp1=0992  ~/~/ 24.50℃
922 +
923 +Temp2=0A41  ~/~/ 26.25℃
924 +
925 +Temp3=09C4  ~/~/ 25.00℃
926 +
927 +
928 +(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
929 +
930 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
839 839  )))
840 840  
841 -(((
933 +
842 842  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
843 843  
844 -
845 -)))
846 846  
847 847  (% _mstvisible="1" class="box infomessage" %)
848 848  (((
... ... @@ -898,7 +898,6 @@
898 898  * For each success downlink, the PURPLE LED will blink once
899 899  
900 900  
901 -
902 902  == 2.9 installation ==
903 903  
904 904  
... ... @@ -1269,13 +1269,13 @@
1269 1269  
1270 1270  
1271 1271  
1272 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1361 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1273 1273  
1274 1274  
1275 1275  Feature: Set internal and external temperature sensor alarms.
1276 1276  
1277 1277  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1278 -|=(% style="width: 268px;" %)**Command Example**|=(% style="width: 255px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1367 +|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1279 1279  |(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1280 1280  
1281 1281  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
... ... @@ -1314,6 +1314,8 @@
1314 1314  
1315 1315  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 )
1316 1316  
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 +
1317 1317  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1318 1318  
1319 1319  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.
... ... @@ -1326,22 +1326,17 @@
1326 1326  == 5.1 Battery Type ==
1327 1327  
1328 1328  
1420 +
1329 1329  (((
1330 -(((
1331 1331  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.
1332 1332  )))
1333 -)))
1334 1334  
1335 -(((
1336 -
1337 -)))
1338 1338  
1426 +
1339 1339  (((
1340 -(((
1341 1341  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1342 1342  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1343 1343  )))
1344 -)))
1345 1345  
1346 1346  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1347 1347  
... ... @@ -1364,9 +1364,6 @@
1364 1364  [[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]]
1365 1365  )))
1366 1366  
1367 -(((
1368 -
1369 -)))
1370 1370  
1371 1371  (((
1372 1372  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]]