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

From version 213.2
edited by Xiaoling
on 2022/11/02 15:39
Change comment: There is no comment for this version
To version 222.2
edited by Xiaoling
on 2022/11/21 11:51
Change comment: There is no comment for this version

Summary

Details

Page properties
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  
... ... @@ -91,7 +91,6 @@
91 91  
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 -
95 95  == 2.1 How does LHT65N work? ==
96 96  
97 97  
... ... @@ -104,7 +104,6 @@
104 104  )))
105 105  
106 106  
107 -
108 108  == 2.2 How to Activate LHT65N? ==
109 109  
110 110  
... ... @@ -113,7 +113,7 @@
113 113  )))
114 114  
115 115  * (((
116 -(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesnt have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
113 +(% 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.
117 117  )))
118 118  * (((
119 119  (% 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. 
... ... @@ -129,7 +129,6 @@
129 129  [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
130 130  
131 131  
132 -
133 133  == 2.3 Example to join LoRaWAN network ==
134 134  
135 135  
... ... @@ -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  
... ... @@ -199,7 +199,6 @@
199 199  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
200 200  
201 201  
202 -
203 203  == 2.4 Uplink Payload   ( Fport~=2) ==
204 204  
205 205  
... ... @@ -309,10 +309,8 @@
309 309  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
310 310  
311 311  
312 -
313 313  === 2.4.6 Ext value ===
314 314  
315 -
316 316  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
317 317  
318 318  
... ... @@ -613,7 +613,6 @@
613 613  [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
614 614  
615 615  
616 -
617 617  == 2.6 Datalog Feature ==
618 618  
619 619  
... ... @@ -622,7 +622,6 @@
622 622  )))
623 623  
624 624  
625 -
626 626  === 2.6.1 Ways to get datalog via LoRaWAN ===
627 627  
628 628  
... ... @@ -645,7 +645,6 @@
645 645  [[image:image-20220703111700-2.png||height="381" width="1119"]]
646 646  
647 647  
648 -
649 649  === 2.6.2 Unix TimeStamp ===
650 650  
651 651  
... ... @@ -662,10 +662,10 @@
662 662  
663 663  [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
664 664  
654 +
665 665  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
666 666  
667 667  
668 -
669 669  === 2.6.3 Set Device Time ===
670 670  
671 671  
... ... @@ -689,10 +689,8 @@
689 689  (% 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.**
690 690  )))
691 691  
692 -(((
693 -
694 -)))
695 695  
682 +
696 696  (((
697 697  **2. Manually Set Time**
698 698  )))
... ... @@ -795,10 +795,9 @@
795 795  Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
796 796  
797 797  
785 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
798 798  
799 -== 2.7 Alarm Mode ==
800 800  
801 -
802 802  (((
803 803  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.
804 804  )))
... ... @@ -807,7 +807,6 @@
807 807  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
808 808  
809 809  
810 -
811 811  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
812 812  
813 813  
... ... @@ -890,10 +890,18 @@
890 890  temperature fluctuation=05
891 891  
892 892  
893 -**Collect multiple times and send once**
878 +==== **Sampling multiple times and uplink together** ====
894 894  
895 -**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.
880 +**AT+WMOD=3,1,60,20,-16,32,1**   
896 896  
882 +Explain:
883 +
884 +* Set Working Mode to **Mode 3**
885 +* Sampling Interval is **60**s.
886 +* 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)
887 +* Temperature alarm range is **-16** to **32**°C,
888 +* **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.
889 +
897 897  (% style="color:#4f81bd" %)**Downlink Command:**
898 898  
899 899  **Example: **A50301003C14FFF0002001
... ... @@ -915,7 +915,7 @@
915 915  
916 916  **Uplink payload( Fport=3)**
917 917  
918 -**Example: **CBEA0109920A4109C4
911 +**Example: CBEA**01**0992**//0A41//**09C4**
919 919  
920 920  BatV=CBEA
921 921  
... ... @@ -931,16 +931,11 @@
931 931  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
932 932  
933 933  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
934 -
935 -
936 -
937 937  )))
938 938  
939 -(((
929 +
940 940  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
941 941  
942 -
943 -)))
944 944  
945 945  (% _mstvisible="1" class="box infomessage" %)
946 946  (((
... ... @@ -980,7 +980,6 @@
980 980  TEMPhigh=003C
981 981  
982 982  
983 -
984 984  == 2.8 LED Indicator ==
985 985  
986 986  
... ... @@ -1007,7 +1007,6 @@
1007 1007  
1008 1008  = 3. Sensors and Accessories =
1009 1009  
1010 -
1011 1011  == 3.1 E2 Extension Cable ==
1012 1012  
1013 1013  
... ... @@ -1038,8 +1038,6 @@
1038 1038  [[image:image-20220619092421-3.png||height="371" width="529"]]
1039 1039  
1040 1040  
1041 -
1042 -
1043 1043  == 3.2 E3 Temperature Probe ==
1044 1044  
1045 1045  
... ... @@ -1103,7 +1103,6 @@
1103 1103  )))
1104 1104  
1105 1105  
1106 -
1107 1107  == 4.1 Set Transmit Interval Time ==
1108 1108  
1109 1109  
... ... @@ -1200,7 +1200,6 @@
1200 1200  No downlink command for this feature.
1201 1201  
1202 1202  
1203 -
1204 1204  == 4.5 Quit AT Command ==
1205 1205  
1206 1206  
... ... @@ -1217,7 +1217,6 @@
1217 1217  No downlink command for this feature.
1218 1218  
1219 1219  
1220 -
1221 1221  == 4.6 Set to sleep mode ==
1222 1222  
1223 1223  
... ... @@ -1253,7 +1253,6 @@
1253 1253  0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1254 1254  
1255 1255  
1256 -
1257 1257  == 4.8 Set Time Sync Mode ==
1258 1258  
1259 1259  
... ... @@ -1278,7 +1278,6 @@
1278 1278  0x28 00  ~/~/  Same As AT+SYNCMOD=0
1279 1279  
1280 1280  
1281 -
1282 1282  == 4.9 Set Time Sync Interval ==
1283 1283  
1284 1284  
... ... @@ -1295,7 +1295,6 @@
1295 1295  **0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1296 1296  
1297 1297  
1298 -
1299 1299  == 4.10 Print data entries base on page. ==
1300 1300  
1301 1301  
... ... @@ -1312,7 +1312,6 @@
1312 1312  No downlink commands for feature
1313 1313  
1314 1314  
1315 -
1316 1316  == 4.11 Print last few data entries. ==
1317 1317  
1318 1318  
... ... @@ -1329,7 +1329,6 @@
1329 1329  No downlink commands for feature
1330 1330  
1331 1331  
1332 -
1333 1333  == 4.12 Clear Flash Record ==
1334 1334  
1335 1335  
... ... @@ -1367,7 +1367,7 @@
1367 1367  
1368 1368  
1369 1369  
1370 -== 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) ==
1371 1371  
1372 1372  
1373 1373  Feature: Set internal and external temperature sensor alarms.
... ... @@ -1412,39 +1412,32 @@
1412 1412  
1413 1413  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 )
1414 1414  
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 +
1415 1415  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1416 1416  
1417 1417  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.
1418 1418  
1419 1419  
1420 -
1421 1421  = 5. Battery & How to replace =
1422 1422  
1423 -
1424 1424  == 5.1 Battery Type ==
1425 1425  
1426 1426  
1427 1427  (((
1428 -(((
1429 1429  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.
1430 1430  )))
1431 -)))
1432 1432  
1433 1433  (((
1434 -
1435 -)))
1436 -
1437 -(((
1438 -(((
1439 1439  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1409 +
1410 +
1440 1440  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1441 1441  )))
1442 -)))
1443 1443  
1444 1444  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1445 1445  
1446 1446  
1447 -
1448 1448  == 5.2 Replace Battery ==
1449 1449  
1450 1450  
... ... @@ -1453,7 +1453,6 @@
1453 1453  [[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"]]
1454 1454  
1455 1455  
1456 -
1457 1457  == 5.3 Battery Life Analyze ==
1458 1458  
1459 1459  
... ... @@ -1462,9 +1462,6 @@
1462 1462  [[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]]
1463 1463  )))
1464 1464  
1465 -(((
1466 -
1467 -)))
1468 1468  
1469 1469  (((
1470 1470  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]]
... ... @@ -1471,10 +1471,8 @@
1471 1471  )))
1472 1472  
1473 1473  
1474 -
1475 1475  = 6. FAQ =
1476 1476  
1477 -
1478 1478  == 6.1 How to use AT Command? ==
1479 1479  
1480 1480  
... ... @@ -1695,7 +1695,6 @@
1695 1695  AT+PID:  Get or set the PID
1696 1696  
1697 1697  
1698 -
1699 1699  == 6.2 Where to use AT commands and Downlink commands ==
1700 1700  
1701 1701  
... ... @@ -1735,7 +1735,6 @@
1735 1735  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1736 1736  
1737 1737  
1738 -
1739 1739  == 6.3 How to change the uplink interval? ==
1740 1740  
1741 1741  
... ... @@ -1742,7 +1742,6 @@
1742 1742  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);"]]
1743 1743  
1744 1744  
1745 -
1746 1746  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1747 1747  
1748 1748  
... ... @@ -1761,7 +1761,6 @@
1761 1761  [[image:image-20220615154519-3.png||height="672" width="807"]]
1762 1762  
1763 1763  
1764 -
1765 1765  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1766 1766  
1767 1767  
... ... @@ -1804,7 +1804,6 @@
1804 1804  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1805 1805  
1806 1806  
1807 -
1808 1808  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1809 1809  
1810 1810  
... ... @@ -1824,7 +1824,6 @@
1824 1824  [[image:image-20220615154519-3.png||height="672" width="807"]]
1825 1825  
1826 1826  
1827 -
1828 1828  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1829 1829  
1830 1830  
... ... @@ -1846,7 +1846,7 @@
1846 1846  [[image:image-20220623113959-5.png||height="528" width="397"]]
1847 1847  
1848 1848  (% _msthash="506146" _msttexthash="52173160" %)
1849 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1806 +Connect A8 and GND with Dupont wire for a while and then separate,enter reset mode
1850 1850  
1851 1851  
1852 1852  
... ... @@ -1863,10 +1863,9 @@
1863 1863  [[image:image-20220620160723-8.png]]
1864 1864  
1865 1865  
1866 -Finally,restart reset device again
1823 +Finally,Disconnect 3.3v,Connect A8 and GND with Dupont wire for a while and then separate,exit reset mode
1867 1867  
1868 1868  
1869 -
1870 1870  = 7. Order Info =
1871 1871  
1872 1872  
... ... @@ -1899,7 +1899,7 @@
1899 1899  
1900 1900  **Dimension and weight**:
1901 1901  
1902 -* Device Size:  10 x 10 x 3.5 cm
1858 +* Device Size:  10 x 10 x 3.5 mm
1903 1903  * Device Weight: 120.5g
1904 1904  
1905 1905