Last modified by Xiaoling on 2023/07/18 10:12

From version 214.1
edited by Edwin Chen
on 2022/11/03 23:38
Change comment: There is no comment for this version
To version 223.1
edited by Bei Jinggeng
on 2022/11/28 17:20
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Bei
Content
... ... @@ -16,7 +16,6 @@
16 16  
17 17  = 1. Introduction =
18 18  
19 -
20 20  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
21 21  
22 22  
... ... @@ -89,7 +89,6 @@
89 89  
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 -
93 93  == 2.1 How does LHT65N work? ==
94 94  
95 95  
... ... @@ -102,7 +102,6 @@
102 102  )))
103 103  
104 104  
105 -
106 106  == 2.2 How to Activate LHT65N? ==
107 107  
108 108  
... ... @@ -111,7 +111,7 @@
111 111  )))
112 112  
113 113  * (((
114 -(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesnt have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
111 +(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn't have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
115 115  )))
116 116  * (((
117 117  (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
... ... @@ -127,7 +127,6 @@
127 127  [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
128 128  
129 129  
130 -
131 131  == 2.3 Example to join LoRaWAN network ==
132 132  
133 133  
... ... @@ -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  
... ... @@ -197,7 +197,6 @@
197 197  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
198 198  
199 199  
200 -
201 201  == 2.4 Uplink Payload   ( Fport~=2) ==
202 202  
203 203  
... ... @@ -303,10 +303,8 @@
303 303  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
304 304  
305 305  
306 -
307 307  === 2.4.6 Ext value ===
308 308  
309 -
310 310  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
311 311  
312 312  
... ... @@ -606,7 +606,6 @@
606 606  [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
607 607  
608 608  
609 -
610 610  == 2.6 Datalog Feature ==
611 611  
612 612  
... ... @@ -615,7 +615,6 @@
615 615  )))
616 616  
617 617  
618 -
619 619  === 2.6.1 Ways to get datalog via LoRaWAN ===
620 620  
621 621  
... ... @@ -638,7 +638,6 @@
638 638  [[image:image-20220703111700-2.png||height="381" width="1119"]]
639 639  
640 640  
641 -
642 642  === 2.6.2 Unix TimeStamp ===
643 643  
644 644  
... ... @@ -655,10 +655,10 @@
655 655  
656 656  [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
657 657  
647 +
658 658  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
659 659  
660 660  
661 -
662 662  === 2.6.3 Set Device Time ===
663 663  
664 664  
... ... @@ -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  
675 +
689 689  (((
690 690  **2. Manually Set Time**
691 691  )))
... ... @@ -788,10 +788,9 @@
788 788  Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
789 789  
790 790  
778 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
791 791  
792 -== 2.7 Alarm Mode ==
793 793  
794 -
795 795  (((
796 796  when the device is in alarm mode, it checks the built-in sensor temperature for a short time. if the temperature exceeds the preconfigured range, it sends an uplink immediately.
797 797  )))
... ... @@ -800,11 +800,10 @@
800 800  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
801 801  
802 802  
803 -
804 804  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
805 805  
806 806  
807 -**Internal GXHT30 temperature alarm**
792 +**Internal GXHT30 temperature alarm(Acquisition time: fixed at one minute)**
808 808  
809 809  (((
810 810  (% class="box infomessage" %)
... ... @@ -868,7 +868,7 @@
868 868  TEMPhigh=0014
869 869  
870 870  
871 -**Fluctuation alarm for DS18B20 and TMP117**
856 +**Fluctuation alarm for DS18B20 and TMP117(Acquisition time: minimum 1s)**
872 872  
873 873  **AT+WMOD=2,60,5** 
874 874  
... ... @@ -883,10 +883,18 @@
883 883  temperature fluctuation=05
884 884  
885 885  
886 -**Collect multiple times and send once**
871 +==== **Sampling multiple times and uplink together** ====
887 887  
888 -**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.
873 +**AT+WMOD=3,1,60,20,-16,32,1**   
889 889  
875 +Explain:
876 +
877 +* Set Working Mode to **Mode 3**
878 +* Sampling Interval is **60**s.
879 +* When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
880 +* Temperature alarm range is **-16** to **32**°C,
881 +* **1** to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
882 +
890 890  (% style="color:#4f81bd" %)**Downlink Command:**
891 891  
892 892  **Example: **A50301003C14FFF0002001
... ... @@ -908,7 +908,7 @@
908 908  
909 909  **Uplink payload( Fport=3)**
910 910  
911 -**Example: **CBEA0109920A4109C4
904 +**Example: CBEA**01**0992**//0A41//**09C4**
912 912  
913 913  BatV=CBEA
914 914  
... ... @@ -924,16 +924,11 @@
924 924  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
925 925  
926 926  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
927 -
928 -
929 -
930 930  )))
931 931  
932 -(((
922 +
933 933  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
934 934  
935 -
936 -)))
937 937  
938 938  (% _mstvisible="1" class="box infomessage" %)
939 939  (((
... ... @@ -973,7 +973,6 @@
973 973  TEMPhigh=003C
974 974  
975 975  
976 -
977 977  == 2.8 LED Indicator ==
978 978  
979 979  
... ... @@ -999,7 +999,6 @@
999 999  
1000 1000  = 3. Sensors and Accessories =
1001 1001  
1002 -
1003 1003  == 3.1 E2 Extension Cable ==
1004 1004  
1005 1005  
... ... @@ -1030,8 +1030,6 @@
1030 1030  [[image:image-20220619092421-3.png||height="371" width="529"]]
1031 1031  
1032 1032  
1033 -
1034 -
1035 1035  == 3.2 E3 Temperature Probe ==
1036 1036  
1037 1037  
... ... @@ -1094,7 +1094,6 @@
1094 1094  )))
1095 1095  
1096 1096  
1097 -
1098 1098  == 4.1 Set Transmit Interval Time ==
1099 1099  
1100 1100  
... ... @@ -1188,7 +1188,6 @@
1188 1188  No downlink command for this feature.
1189 1189  
1190 1190  
1191 -
1192 1192  == 4.5 Quit AT Command ==
1193 1193  
1194 1194  
... ... @@ -1205,7 +1205,6 @@
1205 1205  No downlink command for this feature.
1206 1206  
1207 1207  
1208 -
1209 1209  == 4.6 Set to sleep mode ==
1210 1210  
1211 1211  
... ... @@ -1240,7 +1240,6 @@
1240 1240  0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1241 1241  
1242 1242  
1243 -
1244 1244  == 4.8 Set Time Sync Mode ==
1245 1245  
1246 1246  
... ... @@ -1265,7 +1265,6 @@
1265 1265  0x28 00  ~/~/  Same As AT+SYNCMOD=0
1266 1266  
1267 1267  
1268 -
1269 1269  == 4.9 Set Time Sync Interval ==
1270 1270  
1271 1271  
... ... @@ -1282,7 +1282,6 @@
1282 1282  **0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1283 1283  
1284 1284  
1285 -
1286 1286  == 4.10 Print data entries base on page. ==
1287 1287  
1288 1288  
... ... @@ -1299,7 +1299,6 @@
1299 1299  No downlink commands for feature
1300 1300  
1301 1301  
1302 -
1303 1303  == 4.11 Print last few data entries. ==
1304 1304  
1305 1305  
... ... @@ -1316,7 +1316,6 @@
1316 1316  No downlink commands for feature
1317 1317  
1318 1318  
1319 -
1320 1320  == 4.12 Clear Flash Record ==
1321 1321  
1322 1322  
... ... @@ -1352,7 +1352,7 @@
1352 1352  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1353 1353  
1354 1354  
1355 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1331 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm(Since firmware 1.3.0) ==
1356 1356  
1357 1357  
1358 1358  Feature: Set internal and external temperature sensor alarms.
... ... @@ -1397,39 +1397,32 @@
1397 1397  
1398 1398  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 )
1399 1399  
1376 +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))
1377 +
1400 1400  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1401 1401  
1402 1402  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.
1403 1403  
1404 1404  
1405 -
1406 1406  = 5. Battery & How to replace =
1407 1407  
1408 -
1409 1409  == 5.1 Battery Type ==
1410 1410  
1411 1411  
1412 1412  (((
1413 -(((
1414 1414  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.
1415 1415  )))
1416 -)))
1417 1417  
1418 1418  (((
1419 -
1420 -)))
1421 -
1422 -(((
1423 -(((
1424 1424  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1394 +
1395 +
1425 1425  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1426 1426  )))
1427 -)))
1428 1428  
1429 1429  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1430 1430  
1431 1431  
1432 -
1433 1433  == 5.2 Replace Battery ==
1434 1434  
1435 1435  
... ... @@ -1438,7 +1438,6 @@
1438 1438  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1439 1439  
1440 1440  
1441 -
1442 1442  == 5.3 Battery Life Analyze ==
1443 1443  
1444 1444  
... ... @@ -1447,9 +1447,6 @@
1447 1447  [[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]]
1448 1448  )))
1449 1449  
1450 -(((
1451 -
1452 -)))
1453 1453  
1454 1454  (((
1455 1455  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]]
... ... @@ -1456,10 +1456,8 @@
1456 1456  )))
1457 1457  
1458 1458  
1459 -
1460 1460  = 6. FAQ =
1461 1461  
1462 -
1463 1463  == 6.1 How to use AT Command? ==
1464 1464  
1465 1465  
... ... @@ -1680,7 +1680,6 @@
1680 1680  AT+PID:  Get or set the PID
1681 1681  
1682 1682  
1683 -
1684 1684  == 6.2 Where to use AT commands and Downlink commands ==
1685 1685  
1686 1686  
... ... @@ -1720,7 +1720,6 @@
1720 1720  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1721 1721  
1722 1722  
1723 -
1724 1724  == 6.3 How to change the uplink interval? ==
1725 1725  
1726 1726  
... ... @@ -1727,7 +1727,6 @@
1727 1727  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/||_msthash="506137" _msttexthash="5712018" style="background-color: rgb(255, 255, 255);"]]
1728 1728  
1729 1729  
1730 -
1731 1731  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1732 1732  
1733 1733  
... ... @@ -1746,7 +1746,6 @@
1746 1746  [[image:image-20220615154519-3.png||height="672" width="807"]]
1747 1747  
1748 1748  
1749 -
1750 1750  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1751 1751  
1752 1752  
... ... @@ -1789,7 +1789,6 @@
1789 1789  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1790 1790  
1791 1791  
1792 -
1793 1793  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1794 1794  
1795 1795  
... ... @@ -1809,7 +1809,6 @@
1809 1809  [[image:image-20220615154519-3.png||height="672" width="807"]]
1810 1810  
1811 1811  
1812 -
1813 1813  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1814 1814  
1815 1815  
... ... @@ -1831,7 +1831,7 @@
1831 1831  [[image:image-20220623113959-5.png||height="528" width="397"]]
1832 1832  
1833 1833  (% _msthash="506146" _msttexthash="52173160" %)
1834 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1791 +Connect A8 and GND with Dupont wire for a while and then separate,enter reset mode
1835 1835  
1836 1836  
1837 1837  
... ... @@ -1848,10 +1848,9 @@
1848 1848  [[image:image-20220620160723-8.png]]
1849 1849  
1850 1850  
1851 -Finally,restart reset device again
1808 +Finally,Disconnect 3.3v,Connect A8 and GND with Dupont wire for a while and then separate,exit reset mode
1852 1852  
1853 1853  
1854 -
1855 1855  = 7. Order Info =
1856 1856  
1857 1857  
... ... @@ -1883,7 +1883,7 @@
1883 1883  
1884 1884  **Dimension and weight**:
1885 1885  
1886 -* Device Size:  10 x 10 x 3.5 cm
1842 +* Device Size:  10 x 10 x 3.5 mm
1887 1887  * Device Weight: 120.5g
1888 1888  
1889 1889