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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.16
edited by Xiaoling
on 2022/10/26 17:34
Change comment: There is no comment for this version
To version 219.1
edited by Bei Jinggeng
on 2022/11/16 15:27
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -61,8 +61,6 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -87,8 +87,6 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 -
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -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  
... ... @@ -247,8 +247,6 @@
247 247  * The 7th byte (EXT #): defines the external sensor model.
248 248  * 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.)
249 249  
250 -
251 -
252 252  === 2.4.1 Decoder in TTN V3 ===
253 253  
254 254  
... ... @@ -277,8 +277,6 @@
277 277  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
278 278  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
279 279  
280 -
281 -
282 282  === 2.4.3 Built-in Temperature ===
283 283  
284 284  
... ... @@ -290,8 +290,6 @@
290 290  
291 291  * Temperature:  (0xF5C6-65536)/100=-26.18℃
292 292  
293 -
294 -
295 295  === 2.4.4 Built-in Humidity ===
296 296  
297 297  
... ... @@ -299,8 +299,6 @@
299 299  
300 300  * Humidity:    0x025C/10=60.4%
301 301  
302 -
303 -
304 304  === 2.4.5 Ext # ===
305 305  
306 306  
... ... @@ -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" %)
... ... @@ -401,8 +401,6 @@
401 401  * (% 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.
402 402  * (% 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)
403 403  
404 -
405 -
406 406  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
407 407  
408 408  
... ... @@ -516,7 +516,6 @@
516 516  
517 517  
518 518  
519 -
520 520  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
521 521  
522 522  
... ... @@ -636,6 +636,7 @@
636 636  
637 637  (% 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.
638 638  
621 +
639 639  (% style="color:red" %)**Note for method 2:**
640 640  
641 641  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -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  
678 +
698 698  (((
699 699  **2. Manually Set Time**
700 700  )))
... ... @@ -736,7 +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 -
740 740  **Poll message flag & Ext:**
741 741  
742 742  [[image:image-20221006192726-1.png||height="112" width="754"]]
... ... @@ -749,7 +749,6 @@
749 749  
750 750  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
751 751  
752 -
753 753  For example, in US915 band, the max payload for different DR is:
754 754  
755 755  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
... ... @@ -800,7 +800,7 @@
800 800  
801 801  
802 802  
803 -== 2.7 Alarm Mode ==
782 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
804 804  
805 805  
806 806  (((
... ... @@ -815,10 +815,12 @@
815 815  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
816 816  
817 817  
797 +**Internal GXHT30 temperature alarm**
798 +
818 818  (((
819 819  (% class="box infomessage" %)
820 820  (((
821 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
802 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
822 822  
823 823  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
824 824  
... ... @@ -832,15 +832,112 @@
832 832  )))
833 833  )))
834 834  
816 +(% style="color:#4f81bd" %)**Downlink Command:**
835 835  
836 -
818 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
819 +
820 +AT+CITEMP=1 : A60001
821 +
822 +AT+ARTEMP=1,60  :  A70001003C
823 +
824 +AT+ARTEMP=-16,60 :  A7FFF0003C
825 +
826 +AT+LEDALARM=1  :  3601
827 +
828 +
829 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
830 +
831 +Total bytes: 8 bytes
832 +
833 +**Example: **AA0100010001003C
834 +
835 +WMOD=01
836 +
837 +CITEMP=0001
838 +
839 +TEMPlow=0001
840 +
841 +TEMPhigh=003C
842 +
843 +
844 +**DS18B20 and TMP117 Threshold Alarm**
845 +
846 +**~ AT+WMOD=1,60,-10,20**
847 +
848 +(% style="color:#4f81bd" %)**Downlink Command:**
849 +
850 +**Example: **A5013CFC180014
851 +
852 +MOD=01
853 +
854 +CITEMP=3C(S)
855 +
856 +TEMPlow=FC18
857 +
858 +TEMPhigh=0014
859 +
860 +
861 +**Fluctuation alarm for DS18B20 and TMP117**
862 +
863 +**AT+WMOD=2,60,5** 
864 +
865 +(% style="color:#4f81bd" %)**Downlink Command:**
866 +
867 +**Example: **A5023C05
868 +
869 +MOD=02
870 +
871 +CITEMP=3C(S)
872 +
873 +temperature fluctuation=05
874 +
875 +
876 +==== **Sampling multiple times and uplink together** ====
877 +
878 +**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.
879 +
880 +(% style="color:#4f81bd" %)**Downlink Command:**
881 +
882 +**Example: **A50301003C14FFF0002001
883 +
884 +MOD=03
885 +
886 +EXT=01
887 +
888 +CITEMP=003C(S)
889 +
890 +Total number of acquisitions=14
891 +
892 +TEMPlow=FFF0
893 +
894 +TEMPhigh=0020
895 +
896 +ARTEMP=01
897 +
898 +
899 +**Uplink payload( Fport=3)**
900 +
901 +**Example: **CBEA0109920A4109C4
902 +
903 +BatV=CBEA
904 +
905 +EXT=01
906 +
907 +Temp1=0992  ~/~/ 24.50℃
908 +
909 +Temp2=0A41  ~/~/ 26.25℃
910 +
911 +Temp3=09C4  ~/~/ 25.00℃
912 +
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**
837 837  )))
838 838  
839 -(((
919 +
840 840  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
841 841  
842 -
843 -)))
844 844  
845 845  (% _mstvisible="1" class="box infomessage" %)
846 846  (((
... ... @@ -895,8 +895,6 @@
895 895  * RED LED when external sensor is not connected
896 896  * For each success downlink, the PURPLE LED will blink once
897 897  
898 -
899 -
900 900  == 2.9 installation ==
901 901  
902 902  
... ... @@ -954,8 +954,6 @@
954 954  * Operating Range: -40 ~~ 125 °C
955 955  * Working voltage 2.35v ~~ 5v
956 956  
957 -
958 -
959 959  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
960 960  
961 961  
... ... @@ -1025,8 +1025,6 @@
1025 1025  
1026 1026  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1027 1027  
1028 -
1029 -
1030 1030  == 4.2 Set External Sensor Mode ==
1031 1031  
1032 1032  
... ... @@ -1050,8 +1050,6 @@
1050 1050  
1051 1051  * 0xA20702003c: Same as AT+SETCNT=60
1052 1052  
1053 -
1054 -
1055 1055  == 4.3 Enable/Disable uplink Temperature probe ID ==
1056 1056  
1057 1057  
... ... @@ -1082,8 +1082,6 @@
1082 1082  * **0xA800**  **~-~->** AT+PID=0
1083 1083  * **0xA801**     **~-~->** AT+PID=1
1084 1084  
1085 -
1086 -
1087 1087  == 4.4 Set Password ==
1088 1088  
1089 1089  
... ... @@ -1135,8 +1135,6 @@
1135 1135  
1136 1136  * There is no downlink command to set to Sleep mode.
1137 1137  
1138 -
1139 -
1140 1140  == 4.7 Set system time ==
1141 1141  
1142 1142  
... ... @@ -1245,8 +1245,6 @@
1245 1245  
1246 1246  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1247 1247  
1248 -
1249 -
1250 1250  == 4.13 Auto Send None-ACK messages ==
1251 1251  
1252 1252  
... ... @@ -1265,11 +1265,9 @@
1265 1265  
1266 1266  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1267 1267  
1332 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1268 1268  
1269 1269  
1270 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1271 -
1272 -
1273 1273  Feature: Set internal and external temperature sensor alarms.
1274 1274  
1275 1275  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1312,6 +1312,8 @@
1312 1312  
1313 1313  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 )
1314 1314  
1377 +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))
1378 +
1315 1315  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1316 1316  
1317 1317  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.
... ... @@ -1324,22 +1324,17 @@
1324 1324  == 5.1 Battery Type ==
1325 1325  
1326 1326  
1391 +
1327 1327  (((
1328 -(((
1329 1329  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.
1330 1330  )))
1331 -)))
1332 1332  
1333 -(((
1334 -
1335 -)))
1336 1336  
1397 +
1337 1337  (((
1338 -(((
1339 1339  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1340 1340  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1341 1341  )))
1342 -)))
1343 1343  
1344 1344  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1345 1345  
... ... @@ -1362,9 +1362,6 @@
1362 1362  [[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]]
1363 1363  )))
1364 1364  
1365 -(((
1366 -
1367 -)))
1368 1368  
1369 1369  (((
1370 1370  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]]
... ... @@ -1746,7 +1746,7 @@
1746 1746  [[image:image-20220623113959-5.png||height="528" width="397"]]
1747 1747  
1748 1748  (% _msthash="506146" _msttexthash="52173160" %)
1749 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1805 +Connect A8 and GND with Dupont wire for a while and then separate
1750 1750  
1751 1751  
1752 1752  
... ... @@ -1787,8 +1787,6 @@
1787 1787  
1788 1788  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1789 1789  
1790 -
1791 -
1792 1792  = 8. Packing Info =
1793 1793  
1794 1794  
... ... @@ -1802,15 +1802,11 @@
1802 1802  * Device Size:  10 x 10 x 3.5 cm
1803 1803  * Device Weight: 120.5g
1804 1804  
1805 -
1806 -
1807 1807  = 9. Reference material =
1808 1808  
1809 1809  
1810 1810  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1811 1811  
1812 -
1813 -
1814 1814  = 10. FCC Warning =
1815 1815  
1816 1816