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

From version 189.7
edited by Xiaoling
on 2022/07/22 11:10
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
... ... @@ -60,6 +60,7 @@
60 60  
61 61  
62 62  
64 +
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -86,10 +86,12 @@
86 86  
87 87  
88 88  
91 +
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
91 91  == 2.1 How does LHT65N work? ==
92 92  
96 +
93 93  (((
94 94  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.
95 95  )))
... ... @@ -99,8 +99,10 @@
99 99  )))
100 100  
101 101  
106 +
102 102  == 2.2 How to Activate LHT65N? ==
103 103  
109 +
104 104  (((
105 105  The LHT65N has two working modes:
106 106  )))
... ... @@ -125,6 +125,7 @@
125 125  
126 126  == 2.3 Example to join LoRaWAN network ==
127 127  
134 +
128 128  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
129 129  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.
130 130  
... ... @@ -140,6 +140,7 @@
140 140  
141 141  === 2.3.1 Step 1: Create Device n TTN ===
142 142  
150 +
143 143  (((
144 144  Create a device in TTN V3 with the OTAA keys from LHT65N.
145 145  )))
... ... @@ -181,6 +181,7 @@
181 181  
182 182  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
183 183  
192 +
184 184  (((
185 185  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.
186 186  )))
... ... @@ -192,6 +192,7 @@
192 192  
193 193  == 2.4 Uplink Payload ==
194 194  
204 +
195 195  (((
196 196  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.
197 197  )))
... ... @@ -270,8 +270,10 @@
270 270  
271 271  
272 272  
283 +
273 273  === 2.4.1 Decoder in TTN V3 ===
274 274  
286 +
275 275  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.
276 276  
277 277  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -287,6 +287,7 @@
287 287  
288 288  === 2.4.2 BAT-Battery Info ===
289 289  
302 +
290 290  These two bytes of BAT include the battery state and the actually voltage
291 291  
292 292  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -302,8 +302,10 @@
302 302  
303 303  
304 304  
318 +
305 305  === 2.4.3 Built-in Temperature ===
306 306  
321 +
307 307  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
308 308  
309 309  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -314,8 +314,10 @@
314 314  
315 315  
316 316  
332 +
317 317  === 2.4.4 Built-in Humidity ===
318 318  
335 +
319 319  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
320 320  
321 321  * Humidity:    0x025C/10=60.4%
... ... @@ -322,8 +322,10 @@
322 322  
323 323  
324 324  
342 +
325 325  === 2.4.5 Ext # ===
326 326  
345 +
327 327  Bytes for External Sensor:
328 328  
329 329  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -332,6 +332,7 @@
332 332  
333 333  === 2.4.6 Ext value ===
334 334  
354 +
335 335  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
336 336  
337 337  
... ... @@ -355,6 +355,7 @@
355 355  
356 356  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
357 357  
378 +
358 358  (((
359 359  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:
360 360  )))
... ... @@ -481,6 +481,7 @@
481 481  
482 482  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
483 483  
505 +
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  
553 +
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  
601 +
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  )))
... ... @@ -583,6 +583,7 @@
583 583  
584 584  === 2.6.1 Ways to get datalog via LoRaWAN ===
585 585  
610 +
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.
... ... @@ -615,6 +615,7 @@
615 615  
616 616  === 2.6.3 Set Device Time ===
617 617  
643 +
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 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.**
636 636  )))
637 637  
638 638  (((
... ... @@ -651,6 +651,7 @@
651 651  
652 652  === 2.6.4 Poll sensor value ===
653 653  
680 +
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  
698 +
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" %)
705 +
706 +
707 +(% _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
970 + 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  
1032 +
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.
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 +
1007 1007  )))
1008 1008  
1009 1009  (((
... ... @@ -1048,8 +1048,10 @@
1048 1048  TEMPhigh=003C
1049 1049  
1050 1050  
1085 +
1051 1051  == 2.8 LED Indicator ==
1052 1052  
1088 +
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.
... ... @@ -1063,8 +1063,10 @@
1063 1063  
1064 1064  
1065 1065  
1102 +
1066 1066  == 2.9 installation ==
1067 1067  
1105 +
1068 1068  (% _mstvisible="1" %)
1069 1069  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1070 1070  
... ... @@ -1074,8 +1074,10 @@
1074 1074  
1075 1075  == 3.1 E2 Extension Cable ==
1076 1076  
1115 +
1077 1077  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1078 1078  
1118 +
1079 1079  **1m long breakout cable for LHT65N. Features:**
1080 1080  
1081 1081  * (((
... ... @@ -1092,6 +1092,9 @@
1092 1092  )))
1093 1093  * (((
1094 1094  Exposed All pins from the LHT65N Type-C connector.
1135 +
1136 +
1137 +
1095 1095  )))
1096 1096  
1097 1097  [[image:image-20220619092421-3.png||height="371" width="529"]]
... ... @@ -1115,8 +1115,10 @@
1115 1115  
1116 1116  
1117 1117  
1161 +
1118 1118  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1119 1119  
1164 +
1120 1120  (((
1121 1121  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1122 1122  )))
... ... @@ -1161,10 +1161,13 @@
1161 1161  )))
1162 1162  
1163 1163  
1209 +
1164 1164  == 4.1 Set Transmit Interval Time ==
1165 1165  
1212 +
1166 1166  Feature: Change LoRaWAN End Node Transmit Interval.
1167 1167  
1215 +
1168 1168  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1169 1169  
1170 1170  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1182,10 +1182,13 @@
1182 1182  
1183 1183  
1184 1184  
1233 +
1185 1185  == 4.2 Set External Sensor Mode ==
1186 1186  
1236 +
1187 1187  Feature: Change External Sensor Mode.
1188 1188  
1239 +
1189 1189  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1190 1190  
1191 1191  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1205,8 +1205,10 @@
1205 1205  
1206 1206  
1207 1207  
1259 +
1208 1208  == 4.3 Enable/Disable uplink Temperature probe ID ==
1209 1209  
1262 +
1210 1210  (((
1211 1211  Feature: If PID is enabled, device will send the temperature probe ID on:
1212 1212  )))
... ... @@ -1220,6 +1220,8 @@
1220 1220  
1221 1221  (((
1222 1222  PID is default set to disable (0)
1276 +
1277 +
1223 1223  )))
1224 1224  
1225 1225  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1234,10 +1234,13 @@
1234 1234  
1235 1235  
1236 1236  
1292 +
1237 1237  == 4.4 Set Password ==
1238 1238  
1295 +
1239 1239  Feature: Set device password, max 9 digits
1240 1240  
1298 +
1241 1241  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1242 1242  
1243 1243  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1251,8 +1251,10 @@
1251 1251  
1252 1252  == 4.5 Quit AT Command ==
1253 1253  
1312 +
1254 1254  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1255 1255  
1315 +
1256 1256  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1257 1257  
1258 1258  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1266,6 +1266,7 @@
1266 1266  
1267 1267  == 4.6 Set to sleep mode ==
1268 1268  
1329 +
1269 1269  Feature: Set device to sleep mode
1270 1270  
1271 1271  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1282,10 +1282,13 @@
1282 1282  
1283 1283  
1284 1284  
1346 +
1285 1285  == 4.7 Set system time ==
1286 1286  
1349 +
1287 1287  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1288 1288  
1352 +
1289 1289  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1290 1290  
1291 1291  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1299,6 +1299,7 @@
1299 1299  
1300 1300  == 4.8 Set Time Sync Mode ==
1301 1301  
1366 +
1302 1302  (((
1303 1303  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1304 1304  )))
... ... @@ -1305,6 +1305,8 @@
1305 1305  
1306 1306  (((
1307 1307  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 +
1308 1308  )))
1309 1309  
1310 1310  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1321,8 +1321,10 @@
1321 1321  
1322 1322  == 4.9 Set Time Sync Interval ==
1323 1323  
1391 +
1324 1324  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1325 1325  
1394 +
1326 1326  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1327 1327  
1328 1328  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1336,8 +1336,10 @@
1336 1336  
1337 1337  == 4.10 Print data entries base on page. ==
1338 1338  
1408 +
1339 1339  Feature: Print the sector data from start page to stop page (max is 416 pages).
1340 1340  
1411 +
1341 1341  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1342 1342  
1343 1343  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1351,8 +1351,10 @@
1351 1351  
1352 1352  == 4.11 Print last few data entries. ==
1353 1353  
1425 +
1354 1354  Feature: Print the last few data entries
1355 1355  
1428 +
1356 1356  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1357 1357  
1358 1358  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1366,6 +1366,7 @@
1366 1366  
1367 1367  == 4.12 Clear Flash Record ==
1368 1368  
1442 +
1369 1369  Feature: Clear flash storage for data log feature.
1370 1370  
1371 1371  
... ... @@ -1380,11 +1380,14 @@
1380 1380  
1381 1381  
1382 1382  
1457 +
1383 1383  == 4.13 Auto Send None-ACK messages ==
1384 1384  
1460 +
1385 1385  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1386 1386  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.
1387 1387  
1464 +
1388 1388  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1389 1389  
1390 1390  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1400,10 +1400,12 @@
1400 1400  
1401 1401  
1402 1402  
1480 +
1403 1403  = 5. Battery & How to replace =
1404 1404  
1405 1405  == 5.1 Battery Type ==
1406 1406  
1485 +
1407 1407  (((
1408 1408  (((
1409 1409  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.
... ... @@ -1424,8 +1424,10 @@
1424 1424  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1425 1425  
1426 1426  
1506 +
1427 1427  == 5.2 Replace Battery ==
1428 1428  
1509 +
1429 1429  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.
1430 1430  
1431 1431  [[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"]]
... ... @@ -1433,6 +1433,7 @@
1433 1433  
1434 1434  == 5.3 Battery Life Analyze ==
1435 1435  
1517 +
1436 1436  (((
1437 1437  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:
1438 1438  [[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]]
... ... @@ -1450,8 +1450,10 @@
1450 1450  
1451 1451  = 6. FAQ =
1452 1452  
1535 +
1453 1453  == 6.1 How to use AT Command? ==
1454 1454  
1538 +
1455 1455  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.
1456 1456  
1457 1457  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1670,40 +1670,43 @@
1670 1670  AT+PID:  Get or set the PID
1671 1671  
1672 1672  
1757 +
1673 1673  == 6.2 Where to use AT commands and Downlink commands ==
1674 1674  
1675 -(% _msthash="506131" _msttexthash="14585714" %)
1676 -AT commands:
1677 1677  
1761 +**AT commands:**
1762 +
1678 1678  [[image:image-20220620153708-1.png||height="603" width="723"]]
1679 1679  
1680 -(% _msthash="506132" _msttexthash="337922" %)
1681 -Downlink commands:
1682 1682  
1766 +**Downlink commands:**
1683 1683  
1684 -(% _msthash="506133" _msttexthash="33046" %)
1685 -**TTN:**
1686 1686  
1769 +
1770 +(% style="color:blue" %)**TTN:**
1771 +
1687 1687  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1688 1688  
1689 1689  
1690 -(% _msthash="506134" _msttexthash="11113791" %)
1691 -**Helium:**
1692 1692  
1776 +(% style="color:blue" %)**Helium:**
1777 +
1693 1693  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1694 1694  
1695 1695  
1696 -(% _msthash="506135" _msttexthash="4159844" %)
1697 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1698 1698  
1782 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1783 +
1784 +
1699 1699  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1700 1700  
1787 +
1701 1701  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1702 1702  
1703 1703  
1704 -(% _msthash="506136" _msttexthash="39286" %)
1705 -**Aws:**
1706 1706  
1792 +(% style="color:blue" %)**Aws:**
1793 +
1707 1707  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1708 1708  
1709 1709  
... ... @@ -1710,6 +1710,7 @@
1710 1710  
1711 1711  == 6.3 How to change the uplink interval? ==
1712 1712  
1800 +
1713 1713  [[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"]]
1714 1714  
1715 1715  
... ... @@ -1716,6 +1716,7 @@
1716 1716  
1717 1717  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1718 1718  
1807 +
1719 1719  [[image:image-20220615153355-1.png]]
1720 1720  
1721 1721  [[image:1655802313617-381.png]]
... ... @@ -1772,13 +1772,16 @@
1772 1772  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1773 1773  
1774 1774  
1864 +
1775 1775  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1776 1776  
1867 +
1777 1777  [[image:image-20220623110706-1.png]]
1778 1778  
1779 1779  
1780 1780  [[image:image-20220623112117-4.png||height="459" width="343"]]
1781 1781  
1873 +
1782 1782  (((
1783 1783  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.
1784 1784  )))
... ... @@ -1789,10 +1789,13 @@
1789 1789  [[image:image-20220615154519-3.png||height="672" width="807"]]
1790 1790  
1791 1791  
1884 +
1792 1792  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1793 1793  
1887 +
1794 1794  [[image:image-20220623110706-1.png]]
1795 1795  
1890 +
1796 1796  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1797 1797  
1798 1798  [[image:image-20220615170542-5.png]]
... ... @@ -1809,6 +1809,7 @@
1809 1809  (% _msthash="506146" _msttexthash="52173160" %)
1810 1810  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1811 1811  
1907 +
1812 1812  (% style="color:blue" %)**Step3:**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1813 1813  
1814 1814  [[image:image-20220615171334-6.png]]
... ... @@ -1825,6 +1825,7 @@
1825 1825  Finally,restart reset device again
1826 1826  
1827 1827  
1924 +
1828 1828  = 7. Order Info =
1829 1829  
1830 1830  
... ... @@ -1871,6 +1871,7 @@
1871 1871  
1872 1872  = 9. Reference material =
1873 1873  
1971 +
1874 1874  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1875 1875  
1876 1876  
... ... @@ -1877,6 +1877,7 @@
1877 1877  
1878 1878  = 10. FCC Warning =
1879 1879  
1978 +
1880 1880  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1881 1881  
1882 1882  (1) This device may not cause harmful interference;