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Last modified by Xiaoling on 2023/07/18 10:12
From version 189.6
edited by Xiaoling
on 2022/07/22 10:36
Change comment: There is no comment for this version
To version 193.1
edited by Bei Jinggeng
on 2022/09/06 10:11
Change comment: Uploaded new attachment "image-20220906101145-3.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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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
... ... @@ -56,11 +56,10 @@
56 56  * Built-in Temperature & Humidity sensor
57 57  * Optional External Sensors
58 58  * Tri-color LED to indicate working status
59 -* Datalog feature
60 +* Datalog feature (Max 3328 records)
60 60  
61 61  
62 62  
63 -
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -87,11 +87,11 @@
87 87  
88 88  
89 89  
90 -
91 91  = 2. Connect LHT65N to IoT Server =
92 92  
93 93  == 2.1 How does LHT65N work? ==
94 94  
94 +
95 95  (((
96 96  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.
97 97  )))
... ... @@ -101,8 +101,10 @@
101 101  )))
102 102  
103 103  
104 +
104 104  == 2.2 How to Activate LHT65N? ==
105 105  
107 +
106 106  (((
107 107  The LHT65N has two working modes:
108 108  )))
... ... @@ -127,6 +127,7 @@
127 127  
128 128  == 2.3 Example to join LoRaWAN network ==
129 129  
132 +
130 130  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
131 131  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.
132 132  
... ... @@ -142,6 +142,7 @@
142 142  
143 143  === 2.3.1 Step 1: Create Device n TTN ===
144 144  
148 +
145 145  (((
146 146  Create a device in TTN V3 with the OTAA keys from LHT65N.
147 147  )))
... ... @@ -183,6 +183,7 @@
183 183  
184 184  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
185 185  
190 +
186 186  (((
187 187  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.
188 188  )))
... ... @@ -194,6 +194,7 @@
194 194  
195 195  == 2.4 Uplink Payload ==
196 196  
202 +
197 197  (((
198 198  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.
199 199  )))
... ... @@ -268,12 +268,13 @@
268 268  
269 269  * The First 6 bytes: has fix meanings for every LHT65N.
270 270  * The 7th byte (EXT #): defines the external sensor model.
271 -* 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.)
277 +* 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.)
272 272  
273 273  
274 274  
275 275  === 2.4.1 Decoder in TTN V3 ===
276 276  
283 +
277 277  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.
278 278  
279 279  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -289,6 +289,7 @@
289 289  
290 290  === 2.4.2 BAT-Battery Info ===
291 291  
299 +
292 292  These two bytes of BAT include the battery state and the actually voltage
293 293  
294 294  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -306,6 +306,7 @@
306 306  
307 307  === 2.4.3 Built-in Temperature ===
308 308  
317 +
309 309  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
310 310  
311 311  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -318,6 +318,7 @@
318 318  
319 319  === 2.4.4 Built-in Humidity ===
320 320  
330 +
321 321  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
322 322  
323 323  * Humidity:    0x025C/10=60.4%
... ... @@ -326,6 +326,7 @@
326 326  
327 327  === 2.4.5 Ext # ===
328 328  
339 +
329 329  Bytes for External Sensor:
330 330  
331 331  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -334,6 +334,7 @@
334 334  
335 335  === 2.4.6 Ext value ===
336 336  
348 +
337 337  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
338 338  
339 339  
... ... @@ -357,6 +357,7 @@
357 357  
358 358  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
359 359  
372 +
360 360  (((
361 361  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:
362 362  )))
... ... @@ -479,8 +479,10 @@
479 479  * (% 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)
480 480  
481 481  
495 +
482 482  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
483 483  
498 +
484 484  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
485 485  
486 486  be used to power the external ADC sensor; user can control the power on time for this
... ... @@ -528,6 +528,7 @@
528 528  
529 529  == 2.5 Show data on Datacake ==
530 530  
546 +
531 531  (((
532 532  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:
533 533  )))
... ... @@ -575,6 +575,7 @@
575 575  
576 576  == 2.6 Datalog Feature ==
577 577  
594 +
578 578  (((
579 579  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.
580 580  )))
... ... @@ -583,10 +583,11 @@
583 583  
584 584  === 2.6.1 Ways to get datalog via LoRaWAN ===
585 585  
603 +
586 586  There are two methods:
587 587  
588 588  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
589 -1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after the network recovery.
607 +1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack message and store the sensor data, and it will send all messages (10s interval) after the network recovery. note: a) LHT65N will do ack check for data records sending to make sure every data arrive server. b) LHT65N will send data in CONFIRMED Mode when PNACKMD=1, but it won't re-transmit the same packet , it will just mark it as NONE-ACK and resend after network is detected.
590 590  
591 591  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
592 592  
... ... @@ -615,6 +615,7 @@
615 615  
616 616  === 2.6.3 Set Device Time ===
617 617  
636 +
618 618  (((
619 619  There are two ways to set device's time:
620 620  )))
... ... @@ -632,7 +632,7 @@
632 632  )))
633 633  
634 634  (((
635 -(% 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.
654 +(% 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.**
636 636  )))
637 637  
638 638  (((
... ... @@ -651,6 +651,7 @@
651 651  
652 652  === 2.6.4 Poll sensor value ===
653 653  
673 +
654 654  User can poll sensor value based on timestamps from the server. Below is the downlink command.
655 655  
656 656  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -668,6 +668,7 @@
668 668  
669 669  === 2.6.5 Datalog Uplink payload ===
670 670  
691 +
671 671  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
672 672  The Datalog poll reply uplink will use below payload format.
673 673  
... ... @@ -674,6 +674,9 @@
674 674  (% _mstvisible="1" %)
675 675  (((
676 676  (% _mstvisible="2" %)
698 +
699 +
700 +(% _mstvisible="2" %)
677 677  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
678 678  )))
679 679  
... ... @@ -936,7 +936,7 @@
936 936  (% _mstvisible="1" %)
937 937  (((
938 938  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
939 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
963 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
940 940  )))
941 941  
942 942  (% _mstvisible="1" %)
... ... @@ -998,12 +998,15 @@
998 998  
999 999  == 2.7 Alarm Mode ==
1000 1000  
1025 +
1001 1001  (((
1002 1002  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.
1003 1003  )))
1004 1004  
1005 1005  (((
1006 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1031 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1032 +
1033 +
1007 1007  )))
1008 1008  
1009 1009  (((
... ... @@ -1048,8 +1048,10 @@
1048 1048  TEMPhigh=003C
1049 1049  
1050 1050  
1078 +
1051 1051  == 2.8 LED Indicator ==
1052 1052  
1081 +
1053 1053  The LHT65 has a triple color LED which for easy showing different stage .
1054 1054  
1055 1055  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1063,9 +1063,9 @@
1063 1063  
1064 1064  
1065 1065  
1066 -
1067 1067  == 2.9 installation ==
1068 1068  
1097 +
1069 1069  (% _mstvisible="1" %)
1070 1070  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1071 1071  
... ... @@ -1075,8 +1075,10 @@
1075 1075  
1076 1076  == 3.1 E2 Extension Cable ==
1077 1077  
1107 +
1078 1078  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1079 1079  
1110 +
1080 1080  **1m long breakout cable for LHT65N. Features:**
1081 1081  
1082 1082  * (((
... ... @@ -1093,6 +1093,9 @@
1093 1093  )))
1094 1094  * (((
1095 1095  Exposed All pins from the LHT65N Type-C connector.
1127 +
1128 +
1129 +
1096 1096  )))
1097 1097  
1098 1098  [[image:image-20220619092421-3.png||height="371" width="529"]]
... ... @@ -1116,9 +1116,9 @@
1116 1116  
1117 1117  
1118 1118  
1119 -
1120 1120  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1121 1121  
1155 +
1122 1122  (((
1123 1123  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1124 1124  )))
... ... @@ -1163,10 +1163,13 @@
1163 1163  )))
1164 1164  
1165 1165  
1200 +
1166 1166  == 4.1 Set Transmit Interval Time ==
1167 1167  
1203 +
1168 1168  Feature: Change LoRaWAN End Node Transmit Interval.
1169 1169  
1206 +
1170 1170  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1171 1171  
1172 1172  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1184,11 +1184,12 @@
1184 1184  
1185 1185  
1186 1186  
1187 -
1188 1188  == 4.2 Set External Sensor Mode ==
1189 1189  
1226 +
1190 1190  Feature: Change External Sensor Mode.
1191 1191  
1229 +
1192 1192  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1193 1193  
1194 1194  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1208,9 +1208,9 @@
1208 1208  
1209 1209  
1210 1210  
1211 -
1212 1212  == 4.3 Enable/Disable uplink Temperature probe ID ==
1213 1213  
1251 +
1214 1214  (((
1215 1215  Feature: If PID is enabled, device will send the temperature probe ID on:
1216 1216  )))
... ... @@ -1224,6 +1224,8 @@
1224 1224  
1225 1225  (((
1226 1226  PID is default set to disable (0)
1265 +
1266 +
1227 1227  )))
1228 1228  
1229 1229  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1238,11 +1238,12 @@
1238 1238  
1239 1239  
1240 1240  
1241 -
1242 1242  == 4.4 Set Password ==
1243 1243  
1283 +
1244 1244  Feature: Set device password, max 9 digits
1245 1245  
1286 +
1246 1246  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1247 1247  
1248 1248  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1256,8 +1256,10 @@
1256 1256  
1257 1257  == 4.5 Quit AT Command ==
1258 1258  
1300 +
1259 1259  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1260 1260  
1303 +
1261 1261  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1262 1262  
1263 1263  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1271,6 +1271,7 @@
1271 1271  
1272 1272  == 4.6 Set to sleep mode ==
1273 1273  
1317 +
1274 1274  Feature: Set device to sleep mode
1275 1275  
1276 1276  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1287,11 +1287,12 @@
1287 1287  
1288 1288  
1289 1289  
1290 -
1291 1291  == 4.7 Set system time ==
1292 1292  
1336 +
1293 1293  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1294 1294  
1339 +
1295 1295  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1296 1296  
1297 1297  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1305,6 +1305,7 @@
1305 1305  
1306 1306  == 4.8 Set Time Sync Mode ==
1307 1307  
1353 +
1308 1308  (((
1309 1309  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1310 1310  )))
... ... @@ -1311,6 +1311,8 @@
1311 1311  
1312 1312  (((
1313 1313  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.
1360 +
1361 +
1314 1314  )))
1315 1315  
1316 1316  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1327,8 +1327,10 @@
1327 1327  
1328 1328  == 4.9 Set Time Sync Interval ==
1329 1329  
1378 +
1330 1330  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1331 1331  
1381 +
1332 1332  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1333 1333  
1334 1334  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1342,8 +1342,10 @@
1342 1342  
1343 1343  == 4.10 Print data entries base on page. ==
1344 1344  
1395 +
1345 1345  Feature: Print the sector data from start page to stop page (max is 416 pages).
1346 1346  
1398 +
1347 1347  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1348 1348  
1349 1349  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1357,8 +1357,10 @@
1357 1357  
1358 1358  == 4.11 Print last few data entries. ==
1359 1359  
1412 +
1360 1360  Feature: Print the last few data entries
1361 1361  
1415 +
1362 1362  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1363 1363  
1364 1364  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1372,6 +1372,7 @@
1372 1372  
1373 1373  == 4.12 Clear Flash Record ==
1374 1374  
1429 +
1375 1375  Feature: Clear flash storage for data log feature.
1376 1376  
1377 1377  
... ... @@ -1386,12 +1386,13 @@
1386 1386  
1387 1387  
1388 1388  
1389 -
1390 1390  == 4.13 Auto Send None-ACK messages ==
1391 1391  
1446 +
1392 1392  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1393 1393  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.
1394 1394  
1450 +
1395 1395  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1396 1396  
1397 1397  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1407,11 +1407,11 @@
1407 1407  
1408 1408  
1409 1409  
1410 -
1411 1411  = 5. Battery & How to replace =
1412 1412  
1413 1413  == 5.1 Battery Type ==
1414 1414  
1470 +
1415 1415  (((
1416 1416  (((
1417 1417  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.
... ... @@ -1432,8 +1432,10 @@
1432 1432  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1433 1433  
1434 1434  
1491 +
1435 1435  == 5.2 Replace Battery ==
1436 1436  
1494 +
1437 1437  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.
1438 1438  
1439 1439  [[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"]]
... ... @@ -1441,6 +1441,7 @@
1441 1441  
1442 1442  == 5.3 Battery Life Analyze ==
1443 1443  
1502 +
1444 1444  (((
1445 1445  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:
1446 1446  [[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]]
... ... @@ -1458,8 +1458,10 @@
1458 1458  
1459 1459  = 6. FAQ =
1460 1460  
1520 +
1461 1461  == 6.1 How to use AT Command? ==
1462 1462  
1523 +
1463 1463  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.
1464 1464  
1465 1465  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1678,40 +1678,43 @@
1678 1678  AT+PID:  Get or set the PID
1679 1679  
1680 1680  
1742 +
1681 1681  == 6.2 Where to use AT commands and Downlink commands ==
1682 1682  
1683 -(% _msthash="506131" _msttexthash="14585714" %)
1684 -AT commands：
1685 1685  
1746 +**AT commands：**
1747 +
1686 1686  [[image:image-20220620153708-1.png||height="603" width="723"]]
1687 1687  
1688 -(% _msthash="506132" _msttexthash="337922" %)
1689 -Downlink commands:
1690 1690  
1751 +**Downlink commands:**
1691 1691  
1692 -(% _msthash="506133" _msttexthash="33046" %)
1693 -**TTN:**
1694 1694  
1754 +
1755 +(% style="color:blue" %)**TTN:**
1756 +
1695 1695  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1696 1696  
1697 1697  
1698 -(% _msthash="506134" _msttexthash="11113791" %)
1699 -**Helium：**
1700 1700  
1761 +(% style="color:blue" %)**Helium：**
1762 +
1701 1701  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1702 1702  
1703 1703  
1704 -(% _msthash="506135" _msttexthash="4159844" %)
1705 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1706 1706  
1767 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1768 +
1769 +
1707 1707  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1708 1708  
1772 +
1709 1709  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1710 1710  
1711 1711  
1712 -(% _msthash="506136" _msttexthash="39286" %)
1713 -**Aws:**
1714 1714  
1777 +(% style="color:blue" %)**Aws:**
1778 +
1715 1715  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1716 1716  
1717 1717  
... ... @@ -1718,6 +1718,7 @@
1718 1718  
1719 1719  == 6.3 How to change the uplink interval？ ==
1720 1720  
1785 +
1721 1721  [[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"]]
1722 1722  
1723 1723  
... ... @@ -1724,6 +1724,7 @@
1724 1724  
1725 1725  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1726 1726  
1792 +
1727 1727  [[image:image-20220615153355-1.png]]
1728 1728  
1729 1729  [[image:1655802313617-381.png]]
... ... @@ -1780,13 +1780,16 @@
1780 1780  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1781 1781  
1782 1782  
1849 +
1783 1783  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1784 1784  
1852 +
1785 1785  [[image:image-20220623110706-1.png]]
1786 1786  
1787 1787  
1788 1788  [[image:image-20220623112117-4.png||height="459" width="343"]]
1789 1789  
1858 +
1790 1790  (((
1791 1791  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.
1792 1792  )))
... ... @@ -1797,10 +1797,13 @@
1797 1797  [[image:image-20220615154519-3.png||height="672" width="807"]]
1798 1798  
1799 1799  
1869 +
1800 1800  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1801 1801  
1872 +
1802 1802  [[image:image-20220623110706-1.png]]
1803 1803  
1875 +
1804 1804  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1805 1805  
1806 1806  [[image:image-20220615170542-5.png]]
... ... @@ -1817,6 +1817,7 @@
1817 1817  (% _msthash="506146" _msttexthash="52173160" %)
1818 1818  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1819 1819  
1892 +
1820 1820  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1821 1821  
1822 1822  [[image:image-20220615171334-6.png]]
... ... @@ -1833,6 +1833,7 @@
1833 1833  Finally,restart reset device again
1834 1834  
1835 1835  
1909 +
1836 1836  = 7. Order Info =
1837 1837  
1838 1838  
... ... @@ -1861,8 +1861,6 @@
1861 1861  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1862 1862  
1863 1863  
1864 -
1865 -
1866 1866  = 8. Packing Info =
1867 1867  
1868 1868  
... ... @@ -1877,17 +1877,15 @@
1877 1877  * Device Weight: 120.5g
1878 1878  
1879 1879  
1880 -
1881 -
1882 1882  = 9. Reference material =
1883 1883  
1954 +
1884 1884  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1885 1885  
1886 1886  
1887 -
1888 -
1889 1889  = 10. FCC Warning =
1890 1890  
1960 +
1891 1891  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1892 1892  
1893 1893  (1) This device may not cause harmful interference；
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