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Last modified by Xiaoling on 2023/07/18 10:12
From version 218.1
edited by Bei Jinggeng
on 2022/11/16 15:24
Change comment: There is no comment for this version
To version 210.16
edited by Xiaoling
on 2022/10/26 17:34
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
... ... @@ -62,6 +62,7 @@
62 62  * Datalog feature (Max 3328 records)
63 63  
64 64  
65 +
65 65  == 1.3 Specification ==
66 66  
67 67  
... ... @@ -87,6 +87,7 @@
87 87  * Operating Range: -55 °C ~~ 125 °C
88 88  
89 89  
91 +
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 92  
... ... @@ -186,6 +186,7 @@
186 186  
187 187  
188 188  
191 +
189 189  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
190 190  
191 191  
... ... @@ -245,6 +245,7 @@
245 245  * 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.)
246 246  
247 247  
251 +
248 248  === 2.4.1 Decoder in TTN V3 ===
249 249  
250 250  
... ... @@ -274,6 +274,7 @@
274 274  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
275 275  
276 276  
281 +
277 277  === 2.4.3 Built-in Temperature ===
278 278  
279 279  
... ... @@ -286,6 +286,7 @@
286 286  * Temperature:  (0xF5C6-65536)/100=-26.18℃
287 287  
288 288  
294 +
289 289  === 2.4.4 Built-in Humidity ===
290 290  
291 291  
... ... @@ -294,6 +294,7 @@
294 294  * Humidity:    0x025C/10=60.4%
295 295  
296 296  
303 +
297 297  === 2.4.5 Ext # ===
298 298  
299 299  
... ... @@ -368,6 +368,7 @@
368 368  [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
369 369  )))
370 370  
378 +
371 371  * **Battery status & Built-in Humidity**
372 372  
373 373  (% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:461px" %)
... ... @@ -382,6 +382,7 @@
382 382  [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
383 383  )))
384 384  
393 +
385 385  * **Status & Ext Byte**
386 386  
387 387  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -393,6 +393,7 @@
393 393  * (% 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)
394 394  
395 395  
405 +
396 396  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
397 397  
398 398  
... ... @@ -506,6 +506,7 @@
506 506  
507 507  
508 508  
519 +
509 509  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
510 510  
511 511  
... ... @@ -625,7 +625,6 @@
625 625  
626 626  (% 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.
627 627  
628 -
629 629  (% style="color:red" %)**Note for method 2:**
630 630  
631 631  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -681,8 +681,10 @@
681 681  (% 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.**
682 682  )))
683 683  
694 +(((
695 +
696 +)))
684 684  
685 -
686 686  (((
687 687  **2. Manually Set Time**
688 688  )))
... ... @@ -724,6 +724,7 @@
724 724  )))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
725 725  |(% 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"]]
726 726  
739 +
727 727  **Poll message flag & Ext:**
728 728  
729 729  [[image:image-20221006192726-1.png||height="112" width="754"]]
... ... @@ -736,6 +736,7 @@
736 736  
737 737  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
738 738  
752 +
739 739  For example, in US915 band, the max payload for different DR is:
740 740  
741 741  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
... ... @@ -786,7 +786,7 @@
786 786  
787 787  
788 788  
789 -== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
803 +== 2.7 Alarm Mode ==
790 790  
791 791  
792 792  (((
... ... @@ -801,12 +801,10 @@
801 801  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
802 802  
803 803  
804 -**Internal GXHT30 temperature alarm**
805 -
806 806  (((
807 807  (% class="box infomessage" %)
808 808  (((
809 -**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
821 +**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
810 810  
811 811  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
812 812  
... ... @@ -820,112 +820,15 @@
820 820  )))
821 821  )))
822 822  
823 -(% style="color:#4f81bd" %)**Downlink Command:**
824 824  
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**
836 +
924 924  )))
925 925  
926 -
839 +(((
927 927  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
928 928  
842 +
843 +)))
929 929  
930 930  (% _mstvisible="1" class="box infomessage" %)
931 931  (((
... ... @@ -980,6 +980,8 @@
980 980  * RED LED when external sensor is not connected
981 981  * For each success downlink, the PURPLE LED will blink once
982 982  
898 +
899 +
983 983  == 2.9 installation ==
984 984  
985 985  
... ... @@ -1038,6 +1038,7 @@
1038 1038  * Working voltage 2.35v ~~ 5v
1039 1039  
1040 1040  
958 +
1041 1041  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1042 1042  
1043 1043  
... ... @@ -1108,6 +1108,7 @@
1108 1108  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1109 1109  
1110 1110  
1029 +
1111 1111  == 4.2 Set External Sensor Mode ==
1112 1112  
1113 1113  
... ... @@ -1132,6 +1132,7 @@
1132 1132  * 0xA20702003c: Same as AT+SETCNT=60
1133 1133  
1134 1134  
1054 +
1135 1135  == 4.3 Enable/Disable uplink Temperature probe ID ==
1136 1136  
1137 1137  
... ... @@ -1163,6 +1163,7 @@
1163 1163  * **0xA801**     **~-~->** AT+PID=1
1164 1164  
1165 1165  
1086 +
1166 1166  == 4.4 Set Password ==
1167 1167  
1168 1168  
... ... @@ -1215,6 +1215,7 @@
1215 1215  * There is no downlink command to set to Sleep mode.
1216 1216  
1217 1217  
1139 +
1218 1218  == 4.7 Set system time ==
1219 1219  
1220 1220  
... ... @@ -1324,6 +1324,7 @@
1324 1324  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1325 1325  
1326 1326  
1249 +
1327 1327  == 4.13 Auto Send None-ACK messages ==
1328 1328  
1329 1329  
... ... @@ -1343,9 +1343,10 @@
1343 1343  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1344 1344  
1345 1345  
1346 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1347 1347  
1270 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1348 1348  
1272 +
1349 1349  Feature: Set internal and external temperature sensor alarms.
1350 1350  
1351 1351  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1388,8 +1388,6 @@
1388 1388  
1389 1389  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 )
1390 1390  
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 -
1393 1393  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1394 1394  
1395 1395  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.
... ... @@ -1402,17 +1402,22 @@
1402 1402  == 5.1 Battery Type ==
1403 1403  
1404 1404  
1405 -
1406 1406  (((
1328 +(((
1407 1407  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.
1408 1408  )))
1331 +)))
1409 1409  
1333 +(((
1334 +
1335 +)))
1410 1410  
1411 -
1412 1412  (((
1338 +(((
1413 1413  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1414 1414  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1415 1415  )))
1342 +)))
1416 1416  
1417 1417  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1418 1418  
... ... @@ -1435,6 +1435,9 @@
1435 1435  [[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]]
1436 1436  )))
1437 1437  
1365 +(((
1366 +
1367 +)))
1438 1438  
1439 1439  (((
1440 1440  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]]
... ... @@ -1816,7 +1816,7 @@
1816 1816  [[image:image-20220623113959-5.png||height="528" width="397"]]
1817 1817  
1818 1818  (% _msthash="506146" _msttexthash="52173160" %)
1819 -Connect A5 and GND with Dupont wire for a while and then separate
1749 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1820 1820  
1821 1821  
1822 1822  
... ... @@ -1858,6 +1858,7 @@
1858 1858  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1859 1859  
1860 1860  
1791 +
1861 1861  = 8. Packing Info =
1862 1862  
1863 1863  
... ... @@ -1872,6 +1872,7 @@
1872 1872  * Device Weight: 120.5g
1873 1873  
1874 1874  
1806 +
1875 1875  = 9. Reference material =
1876 1876  
1877 1877  
... ... @@ -1878,6 +1878,7 @@
1878 1878  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1879 1879  
1880 1880  
1813 +
1881 1881  = 10. FCC Warning =
1882 1882  
1883 1883