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

From version 189.2
edited by Xiaoling
on 2022/07/22 10:33
Change comment: There is no comment for this version
To version 189.13
edited by Xiaoling
on 2022/08/08 17:01
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,5 +1,5 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3 3  
4 4  
5 5  
... ... @@ -46,6 +46,7 @@
46 46  
47 47  == 1.2 Features ==
48 48  
49 +
49 49  * Wall mountable
50 50  * LoRaWAN v1.0.3 Class A protocol
51 51  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
... ... @@ -58,6 +58,9 @@
58 58  * Tri-color LED to indicate working status
59 59  * Datalog feature
60 60  
62 +
63 +
64 +
61 61  == 1.3 Specification ==
62 62  
63 63  
... ... @@ -82,10 +82,14 @@
82 82  * ±2°C accuracy from -55°C to +125°C
83 83  * Operating Range: -55 °C ~~ 125 °C
84 84  
89 +
90 +
91 +
85 85  = 2. Connect LHT65N to IoT Server =
86 86  
87 87  == 2.1 How does LHT65N work? ==
88 88  
96 +
89 89  (((
90 90  LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N.
91 91  )))
... ... @@ -95,8 +95,10 @@
95 95  )))
96 96  
97 97  
106 +
98 98  == 2.2 How to Activate LHT65N? ==
99 99  
109 +
100 100  (((
101 101  The LHT65N has two working modes:
102 102  )))
... ... @@ -121,6 +121,7 @@
121 121  
122 122  == 2.3 Example to join LoRaWAN network ==
123 123  
134 +
124 124  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
125 125  This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
126 126  
... ... @@ -136,6 +136,7 @@
136 136  
137 137  === 2.3.1 Step 1: Create Device n TTN ===
138 138  
150 +
139 139  (((
140 140  Create a device in TTN V3 with the OTAA keys from LHT65N.
141 141  )))
... ... @@ -160,9 +160,10 @@
160 160  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
161 161  
162 162  
163 -Note: LHT65N use same payload as LHT65.
164 164  
176 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
165 165  
178 +
166 166  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
167 167  
168 168  
... ... @@ -176,6 +176,7 @@
176 176  
177 177  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
178 178  
192 +
179 179  (((
180 180  Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
181 181  )))
... ... @@ -187,6 +187,7 @@
187 187  
188 188  == 2.4 Uplink Payload ==
189 189  
204 +
190 190  (((
191 191  The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% _mstvisible="3" style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
192 192  )))
... ... @@ -261,10 +261,14 @@
261 261  
262 262  * The First 6 bytes: has fix meanings for every LHT65N.
263 263  * The 7th byte (EXT #): defines the external sensor model.
264 -* 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 wont be these four bytes.)
279 +* 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.)
265 265  
281 +
282 +
283 +
266 266  === 2.4.1 Decoder in TTN V3 ===
267 267  
286 +
268 268  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
269 269  
270 270  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -280,6 +280,7 @@
280 280  
281 281  === 2.4.2 BAT-Battery Info ===
282 282  
302 +
283 283  These two bytes of BAT include the battery state and the actually voltage
284 284  
285 285  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -293,8 +293,12 @@
293 293  * BAT status=(0Xcba4>>14)&0xFF=11(B),very good
294 294  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
295 295  
316 +
317 +
318 +
296 296  === 2.4.3 Built-in Temperature ===
297 297  
321 +
298 298  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
299 299  
300 300  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -308,6 +308,7 @@
308 308  
309 309  === 2.4.4 Built-in Humidity ===
310 310  
335 +
311 311  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
312 312  
313 313  * Humidity:    0x025C/10=60.4%
... ... @@ -317,6 +317,7 @@
317 317  
318 318  === 2.4.5 Ext # ===
319 319  
345 +
320 320  Bytes for External Sensor:
321 321  
322 322  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -325,6 +325,7 @@
325 325  
326 326  === 2.4.6 Ext value ===
327 327  
354 +
328 328  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
329 329  
330 330  
... ... @@ -348,6 +348,7 @@
348 348  
349 349  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
350 350  
378 +
351 351  (((
352 352  Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
353 353  )))
... ... @@ -471,8 +471,10 @@
471 471  
472 472  
473 473  
502 +
474 474  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
475 475  
505 +
476 476  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
477 477  
478 478  be used to power the external ADC sensor; user can control the power on time for this
... ... @@ -520,6 +520,7 @@
520 520  
521 521  == 2.5 Show data on Datacake ==
522 522  
553 +
523 523  (((
524 524  Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
525 525  )))
... ... @@ -567,6 +567,7 @@
567 567  
568 568  == 2.6 Datalog Feature ==
569 569  
601 +
570 570  (((
571 571  Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
572 572  )))
... ... @@ -575,6 +575,7 @@
575 575  
576 576  === 2.6.1 Ways to get datalog via LoRaWAN ===
577 577  
610 +
578 578  There are two methods:
579 579  
580 580  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
... ... @@ -607,6 +607,7 @@
607 607  
608 608  === 2.6.3 Set Device Time ===
609 609  
643 +
610 610  (((
611 611  There are two ways to set device's time:
612 612  )))
... ... @@ -624,7 +624,7 @@
624 624  )))
625 625  
626 626  (((
627 -(% 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 doesnt support. If server doesnt 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.
661 +(% 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.**
628 628  )))
629 629  
630 630  (((
... ... @@ -643,6 +643,7 @@
643 643  
644 644  === 2.6.4 Poll sensor value ===
645 645  
680 +
646 646  User can poll sensor value based on timestamps from the server. Below is the downlink command.
647 647  
648 648  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -660,6 +660,7 @@
660 660  
661 661  === 2.6.5 Datalog Uplink payload ===
662 662  
698 +
663 663  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
664 664  The Datalog poll reply uplink will use below payload format.
665 665  
... ... @@ -666,6 +666,9 @@
666 666  (% _mstvisible="1" %)
667 667  (((
668 668  (% _mstvisible="2" %)
705 +
706 +
707 +(% _mstvisible="2" %)
669 669  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
670 670  )))
671 671  
... ... @@ -928,7 +928,7 @@
928 928  (% _mstvisible="1" %)
929 929  (((
930 930  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
931 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
970 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
932 932  )))
933 933  
934 934  (% _mstvisible="1" %)
... ... @@ -990,12 +990,15 @@
990 990  
991 991  == 2.7 Alarm Mode ==
992 992  
1032 +
993 993  (((
994 994  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.
995 995  )))
996 996  
997 997  (((
998 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1038 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1039 +
1040 +
999 999  )))
1000 1000  
1001 1001  (((
... ... @@ -1040,8 +1040,10 @@
1040 1040  TEMPhigh=003C
1041 1041  
1042 1042  
1085 +
1043 1043  == 2.8 LED Indicator ==
1044 1044  
1088 +
1045 1045  The LHT65 has a triple color LED which for easy showing different stage .
1046 1046  
1047 1047  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1053,8 +1053,12 @@
1053 1053  * RED LED when external sensor is not connected
1054 1054  * For each success downlink, the PURPLE LED will blink once
1055 1055  
1100 +
1101 +
1102 +
1056 1056  == 2.9 installation ==
1057 1057  
1105 +
1058 1058  (% _mstvisible="1" %)
1059 1059  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1060 1060  
... ... @@ -1064,8 +1064,10 @@
1064 1064  
1065 1065  == 3.1 E2 Extension Cable ==
1066 1066  
1115 +
1067 1067  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1068 1068  
1118 +
1069 1069  **1m long breakout cable for LHT65N. Features:**
1070 1070  
1071 1071  * (((
... ... @@ -1082,6 +1082,9 @@
1082 1082  )))
1083 1083  * (((
1084 1084  Exposed All pins from the LHT65N Type-C connector.
1135 +
1136 +
1137 +
1085 1085  )))
1086 1086  
1087 1087  [[image:image-20220619092421-3.png||height="371" width="529"]]
... ... @@ -1103,8 +1103,12 @@
1103 1103  * Operating Range: -40 ~~ 125 °C
1104 1104  * Working voltage 2.35v ~~ 5v
1105 1105  
1159 +
1160 +
1161 +
1106 1106  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1107 1107  
1164 +
1108 1108  (((
1109 1109  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1110 1110  )))
... ... @@ -1149,10 +1149,13 @@
1149 1149  )))
1150 1150  
1151 1151  
1209 +
1152 1152  == 4.1 Set Transmit Interval Time ==
1153 1153  
1212 +
1154 1154  Feature: Change LoRaWAN End Node Transmit Interval.
1155 1155  
1215 +
1156 1156  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1157 1157  
1158 1158  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1168,10 +1168,15 @@
1168 1168  
1169 1169  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1170 1170  
1231 +
1232 +
1233 +
1171 1171  == 4.2 Set External Sensor Mode ==
1172 1172  
1236 +
1173 1173  Feature: Change External Sensor Mode.
1174 1174  
1239 +
1175 1175  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1176 1176  
1177 1177  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1189,8 +1189,12 @@
1189 1189  
1190 1190  * 0xA20702003c: Same as AT+SETCNT=60
1191 1191  
1257 +
1258 +
1259 +
1192 1192  == 4.3 Enable/Disable uplink Temperature probe ID ==
1193 1193  
1262 +
1194 1194  (((
1195 1195  Feature: If PID is enabled, device will send the temperature probe ID on:
1196 1196  )))
... ... @@ -1204,6 +1204,8 @@
1204 1204  
1205 1205  (((
1206 1206  PID is default set to disable (0)
1276 +
1277 +
1207 1207  )))
1208 1208  
1209 1209  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1216,10 +1216,15 @@
1216 1216  * **0xA800**  **~-~->** AT+PID=0
1217 1217  * **0xA801**     **~-~->** AT+PID=1
1218 1218  
1290 +
1291 +
1292 +
1219 1219  == 4.4 Set Password ==
1220 1220  
1295 +
1221 1221  Feature: Set device password, max 9 digits
1222 1222  
1298 +
1223 1223  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1224 1224  
1225 1225  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1233,8 +1233,10 @@
1233 1233  
1234 1234  == 4.5 Quit AT Command ==
1235 1235  
1312 +
1236 1236  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1237 1237  
1315 +
1238 1238  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1239 1239  
1240 1240  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1248,6 +1248,7 @@
1248 1248  
1249 1249  == 4.6 Set to sleep mode ==
1250 1250  
1329 +
1251 1251  Feature: Set device to sleep mode
1252 1252  
1253 1253  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1262,10 +1262,15 @@
1262 1262  
1263 1263  * There is no downlink command to set to Sleep mode.
1264 1264  
1344 +
1345 +
1346 +
1265 1265  == 4.7 Set system time ==
1266 1266  
1349 +
1267 1267  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1268 1268  
1352 +
1269 1269  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1270 1270  
1271 1271  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1279,6 +1279,7 @@
1279 1279  
1280 1280  == 4.8 Set Time Sync Mode ==
1281 1281  
1366 +
1282 1282  (((
1283 1283  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1284 1284  )))
... ... @@ -1285,6 +1285,8 @@
1285 1285  
1286 1286  (((
1287 1287  SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
1373 +
1374 +
1288 1288  )))
1289 1289  
1290 1290  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1301,8 +1301,10 @@
1301 1301  
1302 1302  == 4.9 Set Time Sync Interval ==
1303 1303  
1391 +
1304 1304  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1305 1305  
1394 +
1306 1306  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1307 1307  
1308 1308  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1316,8 +1316,10 @@
1316 1316  
1317 1317  == 4.10 Print data entries base on page. ==
1318 1318  
1408 +
1319 1319  Feature: Print the sector data from start page to stop page (max is 416 pages).
1320 1320  
1411 +
1321 1321  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1322 1322  
1323 1323  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1331,8 +1331,10 @@
1331 1331  
1332 1332  == 4.11 Print last few data entries. ==
1333 1333  
1425 +
1334 1334  Feature: Print the last few data entries
1335 1335  
1428 +
1336 1336  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1337 1337  
1338 1338  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1346,6 +1346,7 @@
1346 1346  
1347 1347  == 4.12 Clear Flash Record ==
1348 1348  
1442 +
1349 1349  Feature: Clear flash storage for data log feature.
1350 1350  
1351 1351  
... ... @@ -1358,11 +1358,16 @@
1358 1358  
1359 1359  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1360 1360  
1455 +
1456 +
1457 +
1361 1361  == 4.13 Auto Send None-ACK messages ==
1362 1362  
1460 +
1363 1363  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1364 1364  Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1365 1365  
1464 +
1366 1366  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1367 1367  
1368 1368  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1376,10 +1376,14 @@
1376 1376  
1377 1377  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1378 1378  
1478 +
1479 +
1480 +
1379 1379  = 5. Battery & How to replace =
1380 1380  
1381 1381  == 5.1 Battery Type ==
1382 1382  
1485 +
1383 1383  (((
1384 1384  (((
1385 1385  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.
... ... @@ -1400,8 +1400,10 @@
1400 1400  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1401 1401  
1402 1402  
1506 +
1403 1403  == 5.2 Replace Battery ==
1404 1404  
1509 +
1405 1405  LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
1406 1406  
1407 1407  [[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"]]
... ... @@ -1409,6 +1409,7 @@
1409 1409  
1410 1410  == 5.3 Battery Life Analyze ==
1411 1411  
1517 +
1412 1412  (((
1413 1413  Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1414 1414  [[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]]
... ... @@ -1426,8 +1426,10 @@
1426 1426  
1427 1427  = 6. FAQ =
1428 1428  
1535 +
1429 1429  == 6.1 How to use AT Command? ==
1430 1430  
1538 +
1431 1431  LHT65N supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
1432 1432  
1433 1433  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1646,40 +1646,43 @@
1646 1646  AT+PID:  Get or set the PID
1647 1647  
1648 1648  
1757 +
1649 1649  == 6.2 Where to use AT commands and Downlink commands ==
1650 1650  
1651 -(% _msthash="506131" _msttexthash="14585714" %)
1652 -AT commands:
1653 1653  
1761 +**AT commands:**
1762 +
1654 1654  [[image:image-20220620153708-1.png||height="603" width="723"]]
1655 1655  
1656 -(% _msthash="506132" _msttexthash="337922" %)
1657 -Downlink commands:
1658 1658  
1766 +**Downlink commands:**
1659 1659  
1660 -(% _msthash="506133" _msttexthash="33046" %)
1661 -**TTN:**
1662 1662  
1769 +
1770 +(% style="color:blue" %)**TTN:**
1771 +
1663 1663  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1664 1664  
1665 1665  
1666 -(% _msthash="506134" _msttexthash="11113791" %)
1667 -**Helium:**
1668 1668  
1776 +(% style="color:blue" %)**Helium:**
1777 +
1669 1669  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1670 1670  
1671 1671  
1672 -(% _msthash="506135" _msttexthash="4159844" %)
1673 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1674 1674  
1782 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1783 +
1784 +
1675 1675  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1676 1676  
1787 +
1677 1677  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1678 1678  
1679 1679  
1680 -(% _msthash="506136" _msttexthash="39286" %)
1681 -**Aws:**
1682 1682  
1792 +(% style="color:blue" %)**Aws:**
1793 +
1683 1683  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1684 1684  
1685 1685  
... ... @@ -1686,6 +1686,7 @@
1686 1686  
1687 1687  == 6.3 How to change the uplink interval? ==
1688 1688  
1800 +
1689 1689  [[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"]]
1690 1690  
1691 1691  
... ... @@ -1692,6 +1692,7 @@
1692 1692  
1693 1693  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1694 1694  
1807 +
1695 1695  [[image:image-20220615153355-1.png]]
1696 1696  
1697 1697  [[image:1655802313617-381.png]]
... ... @@ -1748,13 +1748,16 @@
1748 1748  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1749 1749  
1750 1750  
1864 +
1751 1751  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1752 1752  
1867 +
1753 1753  [[image:image-20220623110706-1.png]]
1754 1754  
1755 1755  
1756 1756  [[image:image-20220623112117-4.png||height="459" width="343"]]
1757 1757  
1873 +
1758 1758  (((
1759 1759  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1760 1760  )))
... ... @@ -1765,10 +1765,13 @@
1765 1765  [[image:image-20220615154519-3.png||height="672" width="807"]]
1766 1766  
1767 1767  
1884 +
1768 1768  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1769 1769  
1887 +
1770 1770  [[image:image-20220623110706-1.png]]
1771 1771  
1890 +
1772 1772  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1773 1773  
1774 1774  [[image:image-20220615170542-5.png]]
... ... @@ -1785,6 +1785,7 @@
1785 1785  (% _msthash="506146" _msttexthash="52173160" %)
1786 1786  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1787 1787  
1907 +
1788 1788  (% style="color:blue" %)**Step3:**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1789 1789  
1790 1790  [[image:image-20220615171334-6.png]]
... ... @@ -1801,6 +1801,7 @@
1801 1801  Finally,restart reset device again
1802 1802  
1803 1803  
1924 +
1804 1804  = 7. Order Info =
1805 1805  
1806 1806  
... ... @@ -1828,6 +1828,8 @@
1828 1828  
1829 1829  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1830 1830  
1952 +
1953 +
1831 1831  = 8. Packing Info =
1832 1832  
1833 1833  
... ... @@ -1841,12 +1841,18 @@
1841 1841  * Device Size:  10 x 10 x 3.5 cm
1842 1842  * Device Weight: 120.5g
1843 1843  
1967 +
1968 +
1844 1844  = 9. Reference material =
1845 1845  
1971 +
1846 1846  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1847 1847  
1974 +
1975 +
1848 1848  = 10. FCC Warning =
1849 1849  
1978 +
1850 1850  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1851 1851  
1852 1852  (1) This device may not cause harmful interference;