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

From version 223.2
edited by Xiaoling
on 2022/12/02 15:11
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
... ... @@ -16,6 +16,7 @@
16 16  
17 17  = 1. Introduction =
18 18  
19 +
19 19  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
20 20  
21 21  
... ... @@ -44,6 +44,7 @@
44 44  )))
45 45  
46 46  
48 +
47 47  == 1.2 Features ==
48 48  
49 49  
... ... @@ -59,8 +59,6 @@
59 59  * Tri-color LED to indicate working status
60 60  * Datalog feature (Max 3328 records)
61 61  
62 -
63 -
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,10 +85,9 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
88 -
89 -
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
90 +
92 92  == 2.1 How does LHT65N work? ==
93 93  
94 94  
... ... @@ -101,6 +101,7 @@
101 101  )))
102 102  
103 103  
103 +
104 104  == 2.2 How to Activate LHT65N? ==
105 105  
106 106  
... ... @@ -109,7 +109,7 @@
109 109  )))
110 110  
111 111  * (((
112 -(% 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.
112 +(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesnt have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
113 113  )))
114 114  * (((
115 115  (% 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. 
... ... @@ -125,6 +125,7 @@
125 125  [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
126 126  
127 127  
128 +
128 128  == 2.3 Example to join LoRaWAN network ==
129 129  
130 130  
... ... @@ -141,6 +141,7 @@
141 141  )))
142 142  
143 143  
145 +
144 144  === 2.3.1 Step 1: Create Device n TTN ===
145 145  
146 146  
... ... @@ -181,6 +181,7 @@
181 181  [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
182 182  
183 183  
186 +
184 184  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
185 185  
186 186  
... ... @@ -191,6 +191,7 @@
191 191  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
192 192  
193 193  
197 +
194 194  == 2.4 Uplink Payload   ( Fport~=2) ==
195 195  
196 196  
... ... @@ -238,8 +238,6 @@
238 238  * The 7th byte (EXT #): defines the external sensor model.
239 239  * 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.)
240 240  
241 -
242 -
243 243  === 2.4.1 Decoder in TTN V3 ===
244 244  
245 245  
... ... @@ -251,6 +251,7 @@
251 251  [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
252 252  
253 253  
256 +
254 254  === 2.4.2 BAT-Battery Info ===
255 255  
256 256  
... ... @@ -267,8 +267,6 @@
267 267  * BAT status=(0Xcba4>>14)&0xFF=11(B),very good
268 268  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
269 269  
270 -
271 -
272 272  === 2.4.3 Built-in Temperature ===
273 273  
274 274  
... ... @@ -280,8 +280,6 @@
280 280  
281 281  * Temperature:  (0xF5C6-65536)/100=-26.18℃
282 282  
283 -
284 -
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,8 +289,6 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
292 -
293 -
294 294  === 2.4.5 Ext # ===
295 295  
296 296  
... ... @@ -299,8 +299,10 @@
299 299  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
300 300  
301 301  
299 +
302 302  === 2.4.6 Ext value ===
303 303  
302 +
304 304  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
305 305  
306 306  
... ... @@ -323,6 +323,7 @@
323 323  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
324 324  
325 325  
325 +
326 326  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
327 327  
328 328  
... ... @@ -386,8 +386,6 @@
386 386  * (% 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.
387 387  * (% 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)
388 388  
389 -
390 -
391 391  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
392 392  
393 393  
... ... @@ -436,6 +436,7 @@
436 436  [[image:image-20220628151143-7.png]]
437 437  
438 438  
437 +
439 439  ==== 2.4.6.4 Ext~=2 TMP117 Sensor (Since Firmware v1.3) ====
440 440  
441 441  
... ... @@ -452,6 +452,7 @@
452 452  The external cable NE2 can be use for MOD4 and MOD8
453 453  
454 454  
454 +
455 455  ==== 2.4.6.5 Ext~=4 Interrupt Mode (Since Firmware v1.3) ====
456 456  
457 457  
... ... @@ -498,6 +498,7 @@
498 498  [[image:image-20220906101145-3.png]]
499 499  
500 500  
501 +
501 501  ==== 2.4.6.6 Ext~=8 Counting Mode(Since Firmware v1.3) ====
502 502  
503 503  
... ... @@ -549,6 +549,7 @@
549 549  A2 08 02 00 00 00 3C:  Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
550 550  
551 551  
553 +
552 552  == 2.5 Show data on Datacake ==
553 553  
554 554  
... ... @@ -596,6 +596,7 @@
596 596  [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
597 597  
598 598  
601 +
599 599  == 2.6 Datalog Feature ==
600 600  
601 601  
... ... @@ -604,6 +604,7 @@
604 604  )))
605 605  
606 606  
610 +
607 607  === 2.6.1 Ways to get datalog via LoRaWAN ===
608 608  
609 609  
... ... @@ -626,6 +626,7 @@
626 626  [[image:image-20220703111700-2.png||height="381" width="1119"]]
627 627  
628 628  
633 +
629 629  === 2.6.2 Unix TimeStamp ===
630 630  
631 631  
... ... @@ -642,10 +642,10 @@
642 642  
643 643  [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
644 644  
645 -
646 646  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
647 647  
648 648  
653 +
649 649  === 2.6.3 Set Device Time ===
650 650  
651 651  
... ... @@ -680,6 +680,7 @@
680 680  )))
681 681  
682 682  
688 +
683 683  === 2.6.4 Poll sensor value ===
684 684  
685 685  
... ... @@ -697,6 +697,7 @@
697 697  Uplink Internal =5s,means LHT65N will send one packet every 5s. range 5~~255s.
698 698  
699 699  
706 +
700 700  === 2.6.5 Datalog Uplink payload ===
701 701  
702 702  
... ... @@ -771,6 +771,7 @@
771 771  Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
772 772  
773 773  
781 +
774 774  == 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
775 775  
776 776  
... ... @@ -782,10 +782,11 @@
782 782  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
783 783  
784 784  
793 +
785 785  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
786 786  
787 787  
788 -**Internal GXHT30 temperature alarm(Acquisition time: fixed at one minute)**
797 +**Internal GXHT30 temperature alarm**
789 789  
790 790  (((
791 791  (% class="box infomessage" %)
... ... @@ -849,7 +849,7 @@
849 849  TEMPhigh=0014
850 850  
851 851  
852 -**Fluctuation alarm for DS18B20 and TMP117(Acquisition time: minimum 1s)**
861 +**Fluctuation alarm for DS18B20 and TMP117**
853 853  
854 854  **AT+WMOD=2,60,5** 
855 855  
... ... @@ -866,16 +866,8 @@
866 866  
867 867  ==== **Sampling multiple times and uplink together** ====
868 868  
869 -**AT+WMOD=3,1,60,20,-16,32,1**   
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.
870 870  
871 -Explain:
872 -
873 -* Set Working Mode to **Mode 3**
874 -* Sampling Interval is **60**s.
875 -* 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)
876 -* Temperature alarm range is **-16** to **32**°C,
877 -* **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.
878 -
879 879  (% style="color:#4f81bd" %)**Downlink Command:**
880 880  
881 881  **Example: **A50301003C14FFF0002001
... ... @@ -897,7 +897,7 @@
897 897  
898 898  **Uplink payload( Fport=3)**
899 899  
900 -**Example: CBEA**01**0992**//0A41//**09C4**
901 +**Example: **CBEA0109920A4109C4
901 901  
902 902  BatV=CBEA
903 903  
... ... @@ -957,6 +957,7 @@
957 957  TEMPhigh=003C
958 958  
959 959  
961 +
960 960  == 2.8 LED Indicator ==
961 961  
962 962  
... ... @@ -971,8 +971,6 @@
971 971  * RED LED when external sensor is not connected
972 972  * For each success downlink, the PURPLE LED will blink once
973 973  
974 -
975 -
976 976  == 2.9 installation ==
977 977  
978 978  
... ... @@ -980,8 +980,10 @@
980 980  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
981 981  
982 982  
983 +
983 983  = 3. Sensors and Accessories =
984 984  
986 +
985 985  == 3.1 E2 Extension Cable ==
986 986  
987 987  
... ... @@ -1012,6 +1012,8 @@
1012 1012  [[image:image-20220619092421-3.png||height="371" width="529"]]
1013 1013  
1014 1014  
1017 +
1018 +
1015 1015  == 3.2 E3 Temperature Probe ==
1016 1016  
1017 1017  
... ... @@ -1026,8 +1026,6 @@
1026 1026  * Operating Range: -40 ~~ 125 °C
1027 1027  * Working voltage 2.35v ~~ 5v
1028 1028  
1029 -
1030 -
1031 1031  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1032 1032  
1033 1033  
... ... @@ -1075,6 +1075,7 @@
1075 1075  )))
1076 1076  
1077 1077  
1080 +
1078 1078  == 4.1 Set Transmit Interval Time ==
1079 1079  
1080 1080  
... ... @@ -1096,8 +1096,6 @@
1096 1096  
1097 1097  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1098 1098  
1099 -
1100 -
1101 1101  == 4.2 Set External Sensor Mode ==
1102 1102  
1103 1103  
... ... @@ -1121,8 +1121,6 @@
1121 1121  
1122 1122  * 0xA20702003c: Same as AT+SETCNT=60
1123 1123  
1124 -
1125 -
1126 1126  == 4.3 Enable/Disable uplink Temperature probe ID ==
1127 1127  
1128 1128  
... ... @@ -1153,8 +1153,6 @@
1153 1153  * **0xA800**  **~-~->** AT+PID=0
1154 1154  * **0xA801**     **~-~->** AT+PID=1
1155 1155  
1156 -
1157 -
1158 1158  == 4.4 Set Password ==
1159 1159  
1160 1160  
... ... @@ -1171,6 +1171,7 @@
1171 1171  No downlink command for this feature.
1172 1172  
1173 1173  
1171 +
1174 1174  == 4.5 Quit AT Command ==
1175 1175  
1176 1176  
... ... @@ -1187,6 +1187,7 @@
1187 1187  No downlink command for this feature.
1188 1188  
1189 1189  
1188 +
1190 1190  == 4.6 Set to sleep mode ==
1191 1191  
1192 1192  
... ... @@ -1204,8 +1204,6 @@
1204 1204  
1205 1205  * There is no downlink command to set to Sleep mode.
1206 1206  
1207 -
1208 -
1209 1209  == 4.7 Set system time ==
1210 1210  
1211 1211  
... ... @@ -1222,6 +1222,7 @@
1222 1222  0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1223 1223  
1224 1224  
1222 +
1225 1225  == 4.8 Set Time Sync Mode ==
1226 1226  
1227 1227  
... ... @@ -1246,6 +1246,7 @@
1246 1246  0x28 00  ~/~/  Same As AT+SYNCMOD=0
1247 1247  
1248 1248  
1247 +
1249 1249  == 4.9 Set Time Sync Interval ==
1250 1250  
1251 1251  
... ... @@ -1262,6 +1262,7 @@
1262 1262  **0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1263 1263  
1264 1264  
1264 +
1265 1265  == 4.10 Print data entries base on page. ==
1266 1266  
1267 1267  
... ... @@ -1278,6 +1278,7 @@
1278 1278  No downlink commands for feature
1279 1279  
1280 1280  
1281 +
1281 1281  == 4.11 Print last few data entries. ==
1282 1282  
1283 1283  
... ... @@ -1294,6 +1294,7 @@
1294 1294  No downlink commands for feature
1295 1295  
1296 1296  
1298 +
1297 1297  == 4.12 Clear Flash Record ==
1298 1298  
1299 1299  
... ... @@ -1309,8 +1309,6 @@
1309 1309  
1310 1310  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1311 1311  
1312 -
1313 -
1314 1314  == 4.13 Auto Send None-ACK messages ==
1315 1315  
1316 1316  
... ... @@ -1329,8 +1329,6 @@
1329 1329  
1330 1330  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1331 1331  
1332 -
1333 -
1334 1334  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm(Since firmware 1.3.0) ==
1335 1335  
1336 1336  
... ... @@ -1383,19 +1383,22 @@
1383 1383  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.
1384 1384  
1385 1385  
1384 +
1386 1386  = 5. Battery & How to replace =
1387 1387  
1387 +
1388 1388  == 5.1 Battery Type ==
1389 1389  
1390 1390  
1391 +
1391 1391  (((
1392 1392  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.
1393 1393  )))
1394 1394  
1395 -(((
1396 -The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1397 1397  
1398 1398  
1398 +(((
1399 +The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1399 1399  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1400 1400  )))
1401 1401  
... ... @@ -1402,6 +1402,7 @@
1402 1402  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1403 1403  
1404 1404  
1406 +
1405 1405  == 5.2 Replace Battery ==
1406 1406  
1407 1407  
... ... @@ -1410,6 +1410,7 @@
1410 1410  [[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"]]
1411 1411  
1412 1412  
1415 +
1413 1413  == 5.3 Battery Life Analyze ==
1414 1414  
1415 1415  
... ... @@ -1424,8 +1424,10 @@
1424 1424  )))
1425 1425  
1426 1426  
1430 +
1427 1427  = 6. FAQ =
1428 1428  
1433 +
1429 1429  == 6.1 How to use AT Command? ==
1430 1430  
1431 1431  
... ... @@ -1646,6 +1646,7 @@
1646 1646  AT+PID:  Get or set the PID
1647 1647  
1648 1648  
1654 +
1649 1649  == 6.2 Where to use AT commands and Downlink commands ==
1650 1650  
1651 1651  
... ... @@ -1685,6 +1685,7 @@
1685 1685  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1686 1686  
1687 1687  
1694 +
1688 1688  == 6.3 How to change the uplink interval? ==
1689 1689  
1690 1690  
... ... @@ -1691,6 +1691,7 @@
1691 1691  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);"]]
1692 1692  
1693 1693  
1701 +
1694 1694  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1695 1695  
1696 1696  
... ... @@ -1709,6 +1709,7 @@
1709 1709  [[image:image-20220615154519-3.png||height="672" width="807"]]
1710 1710  
1711 1711  
1720 +
1712 1712  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1713 1713  
1714 1714  
... ... @@ -1751,6 +1751,7 @@
1751 1751  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1752 1752  
1753 1753  
1763 +
1754 1754  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1755 1755  
1756 1756  
... ... @@ -1770,6 +1770,7 @@
1770 1770  [[image:image-20220615154519-3.png||height="672" width="807"]]
1771 1771  
1772 1772  
1783 +
1773 1773  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1774 1774  
1775 1775  
... ... @@ -1791,7 +1791,7 @@
1791 1791  [[image:image-20220623113959-5.png||height="528" width="397"]]
1792 1792  
1793 1793  (% _msthash="506146" _msttexthash="52173160" %)
1794 -Connect A8 and GND with Dupont wire for a while and then separate,enter reset mode
1805 +Connect A8 and GND with Dupont wire for a while and then separate
1795 1795  
1796 1796  
1797 1797  
... ... @@ -1808,9 +1808,10 @@
1808 1808  [[image:image-20220620160723-8.png]]
1809 1809  
1810 1810  
1811 -Finally,Disconnect 3.3v,Connect A8 and GND with Dupont wire for a while and then separate,exit reset mode
1822 +Finally,restart reset device again
1812 1812  
1813 1813  
1825 +
1814 1814  = 7. Order Info =
1815 1815  
1816 1816  
... ... @@ -1831,7 +1831,6 @@
1831 1831  
1832 1832  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1833 1833  
1834 -
1835 1835  = 8. Packing Info =
1836 1836  
1837 1837  
... ... @@ -1842,16 +1842,14 @@
1842 1842  
1843 1843  **Dimension and weight**:
1844 1844  
1845 -* Device Size:  10 x 10 x 3.5 mm
1856 +* Device Size:  10 x 10 x 3.5 cm
1846 1846  * Device Weight: 120.5g
1847 1847  
1848 -
1849 1849  = 9. Reference material =
1850 1850  
1851 1851  
1852 1852  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1853 1853  
1854 -
1855 1855  = 10. FCC Warning =
1856 1856  
1857 1857