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Last modified by Xiaoling on 2023/07/18 10:12
From version 211.1
edited by Bei Jinggeng
on 2022/11/01 16:33
Change comment: There is no comment for this version
To version 218.1
edited by Bei Jinggeng
on 2022/11/16 15:24
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -186,7 +186,6 @@
186 186  
187 187  
188 188  
189 -
190 190  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
191 191  
192 192  
... ... @@ -507,7 +507,6 @@
507 507  
508 508  
509 509  
510 -
511 511  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
512 512  
513 513  
... ... @@ -627,6 +627,7 @@
627 627  
628 628  (% 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.
629 629  
628 +
630 630  (% style="color:red" %)**Note for method 2:**
631 631  
632 632  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -682,10 +682,8 @@
682 682  (% 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.**
683 683  )))
684 684  
685 -(((
686 -
687 -)))
688 688  
685 +
689 689  (((
690 690  **2. Manually Set Time**
691 691  )))
... ... @@ -789,7 +789,7 @@
789 789  
790 790  
791 791  
792 -== 2.7 Alarm Mode ==
789 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
793 793  
794 794  
795 795  (((
... ... @@ -804,10 +804,12 @@
804 804  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
805 805  
806 806  
804 +**Internal GXHT30 temperature alarm**
805 +
807 807  (((
808 808  (% class="box infomessage" %)
809 809  (((
810 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
809 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
811 811  
812 812  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
813 813  
... ... @@ -821,15 +821,112 @@
821 821  )))
822 822  )))
823 823  
823 +(% style="color:#4f81bd" %)**Downlink Command:**
824 824  
825 -
825 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
826 +
827 +AT+CITEMP=1 : A60001
828 +
829 +AT+ARTEMP=1,60  :  A70001003C
830 +
831 +AT+ARTEMP=-16,60 :  A7FFF0003C
832 +
833 +AT+LEDALARM=1  :  3601
834 +
835 +
836 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
837 +
838 +Total bytes: 8 bytes
839 +
840 +**Example: **AA0100010001003C
841 +
842 +WMOD=01
843 +
844 +CITEMP=0001
845 +
846 +TEMPlow=0001
847 +
848 +TEMPhigh=003C
849 +
850 +
851 +**DS18B20 and TMP117 Threshold Alarm**
852 +
853 +**~ AT+WMOD=1,60,-10,20**
854 +
855 +(% style="color:#4f81bd" %)**Downlink Command:**
856 +
857 +**Example: **A5013CFC180014
858 +
859 +MOD=01
860 +
861 +CITEMP=3C(S)
862 +
863 +TEMPlow=FC18
864 +
865 +TEMPhigh=0014
866 +
867 +
868 +**Fluctuation alarm for DS18B20 and TMP117**
869 +
870 +**AT+WMOD=2,60,5** 
871 +
872 +(% style="color:#4f81bd" %)**Downlink Command:**
873 +
874 +**Example: **A5023C05
875 +
876 +MOD=02
877 +
878 +CITEMP=3C(S)
879 +
880 +temperature fluctuation=05
881 +
882 +
883 +==== **Sampling multiple times and uplink together** ====
884 +
885 +**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.
886 +
887 +(% style="color:#4f81bd" %)**Downlink Command:**
888 +
889 +**Example: **A50301003C14FFF0002001
890 +
891 +MOD=03
892 +
893 +EXT=01
894 +
895 +CITEMP=003C(S)
896 +
897 +Total number of acquisitions=14
898 +
899 +TEMPlow=FFF0
900 +
901 +TEMPhigh=0020
902 +
903 +ARTEMP=01
904 +
905 +
906 +**Uplink payload( Fport=3)**
907 +
908 +**Example: **CBEA0109920A4109C4
909 +
910 +BatV=CBEA
911 +
912 +EXT=01
913 +
914 +Temp1=0992  ~/~/ 24.50℃
915 +
916 +Temp2=0A41  ~/~/ 26.25℃
917 +
918 +Temp3=09C4  ~/~/ 25.00℃
919 +
920 +
921 +(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
922 +
923 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
826 826  )))
827 827  
828 -(((
926 +
829 829  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
830 830  
831 -
832 -)))
833 833  
834 834  (% _mstvisible="1" class="box infomessage" %)
835 835  (((
... ... @@ -884,7 +884,6 @@
884 884  * RED LED when external sensor is not connected
885 885  * For each success downlink, the PURPLE LED will blink once
886 886  
887 -
888 888  == 2.9 installation ==
889 889  
890 890  
... ... @@ -1248,7 +1248,7 @@
1248 1248  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1249 1249  
1250 1250  
1251 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1346 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1252 1252  
1253 1253  
1254 1254  Feature: Set internal and external temperature sensor alarms.
... ... @@ -1293,6 +1293,8 @@
1293 1293  
1294 1294  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 )
1295 1295  
1391 +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))
1392 +
1296 1296  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1297 1297  
1298 1298  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.
... ... @@ -1305,22 +1305,17 @@
1305 1305  == 5.1 Battery Type ==
1306 1306  
1307 1307  
1405 +
1308 1308  (((
1309 -(((
1310 1310  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.
1311 1311  )))
1312 -)))
1313 1313  
1314 -(((
1315 -
1316 -)))
1317 1317  
1411 +
1318 1318  (((
1319 -(((
1320 1320  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1321 1321  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1322 1322  )))
1323 -)))
1324 1324  
1325 1325  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1326 1326  
... ... @@ -1343,9 +1343,6 @@
1343 1343  [[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]]
1344 1344  )))
1345 1345  
1346 -(((
1347 -
1348 -)))
1349 1349  
1350 1350  (((
1351 1351  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]]
... ... @@ -1727,7 +1727,7 @@
1727 1727  [[image:image-20220623113959-5.png||height="528" width="397"]]
1728 1728  
1729 1729  (% _msthash="506146" _msttexthash="52173160" %)
1730 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1819 +Connect A5 and GND with Dupont wire for a while and then separate
1731 1731  
1732 1732  
1733 1733