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Last modified by Xiaoling on 2023/07/18 10:12
From version 217.1
edited by Bei Jinggeng
on 2022/11/11 11:27
Change comment: There is no comment for this version
To version 217.3
edited by Xiaoling
on 2022/11/12 17:24
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -61,6 +61,8 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
65 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,8 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
90 +
91 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -184,7 +184,6 @@
184 184  
185 185  
186 186  
187 -
188 188  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
189 189  
190 190  
... ... @@ -243,6 +243,8 @@
243 243  * The 7th byte (EXT #): defines the external sensor model.
244 244  * 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.)
245 245  
249 +
250 +
246 246  === 2.4.1 Decoder in TTN V3 ===
247 247  
248 248  
... ... @@ -271,6 +271,8 @@
271 271  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
272 272  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
273 273  
279 +
280 +
274 274  === 2.4.3 Built-in Temperature ===
275 275  
276 276  
... ... @@ -282,6 +282,8 @@
282 282  
283 283  * Temperature:  (0xF5C6-65536)/100=-26.18℃
284 284  
292 +
293 +
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,6 +289,8 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
301 +
302 +
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -387,6 +387,8 @@
387 387  * (% 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.
388 388  * (% 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)
389 389  
401 +
402 +
390 390  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 391  
392 392  
... ... @@ -675,10 +675,8 @@
675 675  (% 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.**
676 676  )))
677 677  
678 -(((
679 -
680 -)))
681 681  
692 +
682 682  (((
683 683  **2. Manually Set Time**
684 684  )))
... ... @@ -917,16 +917,11 @@
917 917  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
918 918  
919 919  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
920 -
921 -
922 -
923 923  )))
924 924  
925 -(((
933 +
926 926  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
927 927  
928 -
929 -)))
930 930  
931 931  (% _mstvisible="1" class="box infomessage" %)
932 932  (((
... ... @@ -981,6 +981,7 @@
981 981  * RED LED when external sensor is not connected
982 982  * For each success downlink, the PURPLE LED will blink once
983 983  
990 +
984 984  == 2.9 installation ==
985 985  
986 986  
... ... @@ -1038,6 +1038,8 @@
1038 1038  * Operating Range: -40 ~~ 125 °C
1039 1039  * Working voltage 2.35v ~~ 5v
1040 1040  
1048 +
1049 +
1041 1041  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1042 1042  
1043 1043  
... ... @@ -1107,6 +1107,8 @@
1107 1107  
1108 1108  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1109 1109  
1119 +
1120 +
1110 1110  == 4.2 Set External Sensor Mode ==
1111 1111  
1112 1112  
... ... @@ -1130,6 +1130,8 @@
1130 1130  
1131 1131  * 0xA20702003c: Same as AT+SETCNT=60
1132 1132  
1144 +
1145 +
1133 1133  == 4.3 Enable/Disable uplink Temperature probe ID ==
1134 1134  
1135 1135  
... ... @@ -1160,6 +1160,8 @@
1160 1160  * **0xA800**  **~-~->** AT+PID=0
1161 1161  * **0xA801**     **~-~->** AT+PID=1
1162 1162  
1176 +
1177 +
1163 1163  == 4.4 Set Password ==
1164 1164  
1165 1165  
... ... @@ -1211,6 +1211,8 @@
1211 1211  
1212 1212  * There is no downlink command to set to Sleep mode.
1213 1213  
1229 +
1230 +
1214 1214  == 4.7 Set system time ==
1215 1215  
1216 1216  
... ... @@ -1319,6 +1319,8 @@
1319 1319  
1320 1320  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1321 1321  
1339 +
1340 +
1322 1322  == 4.13 Auto Send None-ACK messages ==
1323 1323  
1324 1324  
... ... @@ -1337,6 +1337,8 @@
1337 1337  
1338 1338  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1339 1339  
1359 +
1360 +
1340 1340  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1341 1341  
1342 1342  
... ... @@ -1396,22 +1396,17 @@
1396 1396  == 5.1 Battery Type ==
1397 1397  
1398 1398  
1420 +
1399 1399  (((
1400 -(((
1401 1401  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.
1402 1402  )))
1403 -)))
1404 1404  
1405 -(((
1406 -
1407 -)))
1408 1408  
1426 +
1409 1409  (((
1410 -(((
1411 1411  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1412 1412  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1413 1413  )))
1414 -)))
1415 1415  
1416 1416  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1417 1417  
... ... @@ -1434,9 +1434,6 @@
1434 1434  [[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]]
1435 1435  )))
1436 1436  
1437 -(((
1438 -
1439 -)))
1440 1440  
1441 1441  (((
1442 1442  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]]
... ... @@ -1859,6 +1859,8 @@
1859 1859  
1860 1860  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1861 1861  
1875 +
1876 +
1862 1862  = 8. Packing Info =
1863 1863  
1864 1864  
... ... @@ -1872,11 +1872,15 @@
1872 1872  * Device Size:  10 x 10 x 3.5 cm
1873 1873  * Device Weight: 120.5g
1874 1874  
1890 +
1891 +
1875 1875  = 9. Reference material =
1876 1876  
1877 1877  
1878 1878  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1879 1879  
1897 +
1898 +
1880 1880  = 10. FCC Warning =
1881 1881  
1882 1882