Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN
Last modified by Xiaoling on 2023/07/18 10:12
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... ... @@ -1,5 +1,5 @@ 1 1 (% style="text-align:center" %) 2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="5 79" 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 won ’t 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℃ ... ... @@ -303,14 +303,22 @@ 303 303 304 304 * Temperature: (0xF5C6-65536)/100=-26.18℃ 305 305 330 + 331 + 332 + 306 306 === 2.4.4 Built-in Humidity === 307 307 335 + 308 308 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]] 309 309 310 310 * Humidity: 0x025C/10=60.4% 311 311 340 + 341 + 342 + 312 312 === 2.4.5 Ext # === 313 313 345 + 314 314 Bytes for External Sensor: 315 315 316 316 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]] ... ... @@ -319,6 +319,7 @@ 319 319 320 320 === 2.4.6 Ext value === 321 321 354 + 322 322 ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ==== 323 323 324 324 ... ... @@ -342,6 +342,7 @@ 342 342 343 343 ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ==== 344 344 378 + 345 345 ((( 346 346 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: 347 347 ))) ... ... @@ -455,14 +455,20 @@ 455 455 456 456 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte** 457 457 458 -[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]] 492 +(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %) 493 +|(% style="width:60px" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]** 494 +|(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001) 459 459 460 -* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink. 461 -* Sync time OK: 462 -* 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) 496 +* (% style="color:blue" %)**Poll Message Flag**:(%%) 1: This message is a poll message reply, 0: means this is a normal uplink. 497 +* (% 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. 498 +* (% 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) 463 463 500 + 501 + 502 + 464 464 ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ==== 465 465 505 + 466 466 In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can 467 467 468 468 be used to power the external ADC sensor; user can control the power on time for this ... ... @@ -507,8 +507,10 @@ 507 507 [[image:image-20220628151143-7.png]] 508 508 509 509 550 + 510 510 == 2.5 Show data on Datacake == 511 511 553 + 512 512 ((( 513 513 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: 514 514 ))) ... ... @@ -556,6 +556,7 @@ 556 556 557 557 == 2.6 Datalog Feature == 558 558 601 + 559 559 ((( 560 560 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. 561 561 ))) ... ... @@ -564,11 +564,17 @@ 564 564 565 565 === 2.6.1 Ways to get datalog via LoRaWAN === 566 566 610 + 567 567 There are two methods: 568 568 569 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range. 570 -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 network recover. 613 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range. 614 +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. 571 571 616 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1) 617 + 618 +[[image:image-20220703111700-2.png||height="381" width="1119"]] 619 + 620 + 572 572 === 2.6.2 Unix TimeStamp === 573 573 574 574 ... ... @@ -591,6 +591,7 @@ 591 591 592 592 === 2.6.3 Set Device Time === 593 593 643 + 594 594 ((( 595 595 There are two ways to set device's time: 596 596 ))) ... ... @@ -608,7 +608,7 @@ 608 608 ))) 609 609 610 610 ((( 611 -(% 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=1.661 +(% 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.** 612 612 ))) 613 613 614 614 ((( ... ... @@ -627,6 +627,7 @@ 627 627 628 628 === 2.6.4 Poll sensor value === 629 629 680 + 630 630 User can poll sensor value based on timestamps from the server. Below is the downlink command. 631 631 632 632 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]] ... ... @@ -644,6 +644,7 @@ 644 644 645 645 === 2.6.5 Datalog Uplink payload === 646 646 698 + 647 647 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %) 648 648 The Datalog poll reply uplink will use below payload format. 649 649 ... ... @@ -650,6 +650,9 @@ 650 650 (% _mstvisible="1" %) 651 651 ((( 652 652 (% _mstvisible="2" %) 705 + 706 + 707 +(% _mstvisible="2" %) 653 653 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload** 654 654 ))) 655 655 ... ... @@ -912,7 +912,7 @@ 912 912 (% _mstvisible="1" %) 913 913 ((( 914 914 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %) 915 - 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" %)03 916 916 ))) 917 917 918 918 (% _mstvisible="1" %) ... ... @@ -974,12 +974,15 @@ 974 974 975 975 == 2.7 Alarm Mode == 976 976 1032 + 977 977 ((( 978 978 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. 979 979 ))) 980 980 981 981 ((( 982 -(% 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 + 983 983 ))) 984 984 985 985 ((( ... ... @@ -1009,10 +1009,25 @@ 1009 1009 ))) 1010 1010 ))) 1011 1011 1070 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX** 1012 1012 1072 +Total bytes: 8 bytes 1013 1013 1074 +**Example:**AA0100010001003C 1075 + 1076 +WMOD=01 1077 + 1078 +CITEMP=0001 1079 + 1080 +TEMPlow=0001 1081 + 1082 +TEMPhigh=003C 1083 + 1084 + 1085 + 1014 1014 == 2.8 LED Indicator == 1015 1015 1088 + 1016 1016 The LHT65 has a triple color LED which for easy showing different stage . 1017 1017 1018 1018 While user press ACT button, the LED will work as per LED status with ACT button. ... ... @@ -1024,8 +1024,12 @@ 1024 1024 * RED LED when external sensor is not connected 1025 1025 * For each success downlink, the PURPLE LED will blink once 1026 1026 1100 + 1101 + 1102 + 1027 1027 == 2.9 installation == 1028 1028 1105 + 1029 1029 (% _mstvisible="1" %) 1030 1030 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]] 1031 1031 ... ... @@ -1035,8 +1035,10 @@ 1035 1035 1036 1036 == 3.1 E2 Extension Cable == 1037 1037 1115 + 1038 1038 [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]] 1039 1039 1118 + 1040 1040 **1m long breakout cable for LHT65N. Features:** 1041 1041 1042 1042 * ((( ... ... @@ -1053,6 +1053,9 @@ 1053 1053 ))) 1054 1054 * ((( 1055 1055 Exposed All pins from the LHT65N Type-C connector. 1135 + 1136 + 1137 + 1056 1056 ))) 1057 1057 1058 1058 [[image:image-20220619092421-3.png||height="371" width="529"]] ... ... @@ -1074,8 +1074,12 @@ 1074 1074 * Operating Range: -40 ~~ 125 °C 1075 1075 * Working voltage 2.35v ~~ 5v 1076 1076 1159 + 1160 + 1161 + 1077 1077 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 1078 1078 1164 + 1079 1079 ((( 1080 1080 Use can configure LHT65N via AT Command or LoRaWAN Downlink. 1081 1081 ))) ... ... @@ -1120,10 +1120,13 @@ 1120 1120 ))) 1121 1121 1122 1122 1209 + 1123 1123 == 4.1 Set Transmit Interval Time == 1124 1124 1212 + 1125 1125 Feature: Change LoRaWAN End Node Transmit Interval. 1126 1126 1215 + 1127 1127 (% style="color:#4f81bd" %)**AT Command: AT+TDC** 1128 1128 1129 1129 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]] ... ... @@ -1139,10 +1139,15 @@ 1139 1139 1140 1140 * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 1141 1141 1231 + 1232 + 1233 + 1142 1142 == 4.2 Set External Sensor Mode == 1143 1143 1236 + 1144 1144 Feature: Change External Sensor Mode. 1145 1145 1239 + 1146 1146 (% style="color:#4f81bd" %)**AT Command: AT+EXT** 1147 1147 1148 1148 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]] ... ... @@ -1160,8 +1160,12 @@ 1160 1160 1161 1161 * 0xA20702003c: Same as AT+SETCNT=60 1162 1162 1257 + 1258 + 1259 + 1163 1163 == 4.3 Enable/Disable uplink Temperature probe ID == 1164 1164 1262 + 1165 1165 ((( 1166 1166 Feature: If PID is enabled, device will send the temperature probe ID on: 1167 1167 ))) ... ... @@ -1175,6 +1175,8 @@ 1175 1175 1176 1176 ((( 1177 1177 PID is default set to disable (0) 1276 + 1277 + 1178 1178 ))) 1179 1179 1180 1180 (% style="color:#4f81bd" %)**AT Command:** ... ... @@ -1187,10 +1187,15 @@ 1187 1187 * **0xA800** **~-~->** AT+PID=0 1188 1188 * **0xA801** **~-~->** AT+PID=1 1189 1189 1290 + 1291 + 1292 + 1190 1190 == 4.4 Set Password == 1191 1191 1295 + 1192 1192 Feature: Set device password, max 9 digits 1193 1193 1298 + 1194 1194 (% style="color:#4f81bd" %)**AT Command: AT+PWORD** 1195 1195 1196 1196 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]] ... ... @@ -1204,8 +1204,10 @@ 1204 1204 1205 1205 == 4.5 Quit AT Command == 1206 1206 1312 + 1207 1207 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands. 1208 1208 1315 + 1209 1209 (% style="color:#4f81bd" %)**AT Command: AT+DISAT** 1210 1210 1211 1211 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]] ... ... @@ -1219,6 +1219,7 @@ 1219 1219 1220 1220 == 4.6 Set to sleep mode == 1221 1221 1329 + 1222 1222 Feature: Set device to sleep mode 1223 1223 1224 1224 * **AT+Sleep=0** : Normal working mode, device will sleep and use lower power when there is no LoRa message ... ... @@ -1233,10 +1233,15 @@ 1233 1233 1234 1234 * There is no downlink command to set to Sleep mode. 1235 1235 1344 + 1345 + 1346 + 1236 1236 == 4.7 Set system time == 1237 1237 1349 + 1238 1238 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] 1239 1239 1352 + 1240 1240 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** 1241 1241 1242 1242 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]] ... ... @@ -1250,6 +1250,7 @@ 1250 1250 1251 1251 == 4.8 Set Time Sync Mode == 1252 1252 1366 + 1253 1253 ((( 1254 1254 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command. 1255 1255 ))) ... ... @@ -1256,6 +1256,8 @@ 1256 1256 1257 1257 ((( 1258 1258 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 + 1259 1259 ))) 1260 1260 1261 1261 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** ... ... @@ -1272,8 +1272,10 @@ 1272 1272 1273 1273 == 4.9 Set Time Sync Interval == 1274 1274 1391 + 1275 1275 Feature: Define System time sync interval. SYNCTDC default value: 10 days. 1276 1276 1394 + 1277 1277 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** 1278 1278 1279 1279 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]] ... ... @@ -1287,8 +1287,10 @@ 1287 1287 1288 1288 == 4.10 Print data entries base on page. == 1289 1289 1408 + 1290 1290 Feature: Print the sector data from start page to stop page (max is 416 pages). 1291 1291 1411 + 1292 1292 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA** 1293 1293 1294 1294 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]] ... ... @@ -1302,8 +1302,10 @@ 1302 1302 1303 1303 == 4.11 Print last few data entries. == 1304 1304 1425 + 1305 1305 Feature: Print the last few data entries 1306 1306 1428 + 1307 1307 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA** 1308 1308 1309 1309 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]] ... ... @@ -1317,6 +1317,7 @@ 1317 1317 1318 1318 == 4.12 Clear Flash Record == 1319 1319 1442 + 1320 1320 Feature: Clear flash storage for data log feature. 1321 1321 1322 1322 ... ... @@ -1329,11 +1329,16 @@ 1329 1329 1330 1330 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1331 1331 1455 + 1456 + 1457 + 1332 1332 == 4.13 Auto Send None-ACK messages == 1333 1333 1460 + 1334 1334 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) 1335 1335 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. 1336 1336 1464 + 1337 1337 (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD** 1338 1338 1339 1339 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %) ... ... @@ -1347,10 +1347,14 @@ 1347 1347 1348 1348 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1349 1349 1478 + 1479 + 1480 + 1350 1350 = 5. Battery & How to replace = 1351 1351 1352 1352 == 5.1 Battery Type == 1353 1353 1485 + 1354 1354 ((( 1355 1355 ((( 1356 1356 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. ... ... @@ -1371,8 +1371,10 @@ 1371 1371 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery. 1372 1372 1373 1373 1506 + 1374 1374 == 5.2 Replace Battery == 1375 1375 1509 + 1376 1376 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. 1377 1377 1378 1378 [[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"]] ... ... @@ -1380,6 +1380,7 @@ 1380 1380 1381 1381 == 5.3 Battery Life Analyze == 1382 1382 1517 + 1383 1383 ((( 1384 1384 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: 1385 1385 [[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]] ... ... @@ -1397,8 +1397,10 @@ 1397 1397 1398 1398 = 6. FAQ = 1399 1399 1535 + 1400 1400 == 6.1 How to use AT Command? == 1401 1401 1538 + 1402 1402 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. 1403 1403 1404 1404 [[image:image-20220530085651-1.png||_mstalt="429949"]] ... ... @@ -1617,40 +1617,43 @@ 1617 1617 AT+PID: Get or set the PID 1618 1618 1619 1619 1757 + 1620 1620 == 6.2 Where to use AT commands and Downlink commands == 1621 1621 1622 -(% _msthash="506131" _msttexthash="14585714" %) 1623 -AT commands: 1624 1624 1761 +**AT commands:** 1762 + 1625 1625 [[image:image-20220620153708-1.png||height="603" width="723"]] 1626 1626 1627 -(% _msthash="506132" _msttexthash="337922" %) 1628 -Downlink commands: 1629 1629 1766 +**Downlink commands:** 1630 1630 1631 -(% _msthash="506133" _msttexthash="33046" %) 1632 -**TTN:** 1633 1633 1769 + 1770 +(% style="color:blue" %)**TTN:** 1771 + 1634 1634 [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]] 1635 1635 1636 1636 1637 -(% _msthash="506134" _msttexthash="11113791" %) 1638 -**Helium:** 1639 1639 1776 +(% style="color:blue" %)**Helium:** 1777 + 1640 1640 [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]] 1641 1641 1642 1642 1643 -(% _msthash="506135" _msttexthash="4159844" %) 1644 -**Chirpstack:The downlink window will not be displayed until the network is accessed** 1645 1645 1782 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed** 1783 + 1784 + 1646 1646 [[image:image-20220615094850-6.png||_mstalt="433082"]] 1647 1647 1787 + 1648 1648 [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]] 1649 1649 1650 1650 1651 -(% _msthash="506136" _msttexthash="39286" %) 1652 -**Aws:** 1653 1653 1792 +(% style="color:blue" %)**Aws:** 1793 + 1654 1654 [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]] 1655 1655 1656 1656 ... ... @@ -1657,6 +1657,7 @@ 1657 1657 1658 1658 == 6.3 How to change the uplink interval? == 1659 1659 1800 + 1660 1660 [[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"]] 1661 1661 1662 1662 ... ... @@ -1663,6 +1663,7 @@ 1663 1663 1664 1664 == 6.4 How to use TTL-USB to connect a PC to input AT commands? == 1665 1665 1807 + 1666 1666 [[image:image-20220615153355-1.png]] 1667 1667 1668 1668 [[image:1655802313617-381.png]] ... ... @@ -1719,13 +1719,16 @@ 1719 1719 Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device. 1720 1720 1721 1721 1864 + 1722 1722 == 6.6 Using USB-TYPE-C to connect to the computer using the AT command == 1723 1723 1867 + 1724 1724 [[image:image-20220623110706-1.png]] 1725 1725 1726 1726 1727 1727 [[image:image-20220623112117-4.png||height="459" width="343"]] 1728 1728 1873 + 1729 1729 ((( 1730 1730 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. 1731 1731 ))) ... ... @@ -1736,10 +1736,13 @@ 1736 1736 [[image:image-20220615154519-3.png||height="672" width="807"]] 1737 1737 1738 1738 1884 + 1739 1739 == 6.7 How to use USB-TYPE-C to connect PC to upgrade firmware? == 1740 1740 1887 + 1741 1741 [[image:image-20220623110706-1.png]] 1742 1742 1890 + 1743 1743 (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer first. 1744 1744 1745 1745 [[image:image-20220615170542-5.png]] ... ... @@ -1756,6 +1756,7 @@ 1756 1756 (% _msthash="506146" _msttexthash="52173160" %) 1757 1757 Press and hold the start key to restart and enter (% _mstvisible="1" %)bootlaod(%%) mode. 1758 1758 1907 + 1759 1759 (% style="color:blue" %)**Step3:**(%%)Select the device port to be connected, baud rate and bin file to be downloaded. 1760 1760 1761 1761 [[image:image-20220615171334-6.png]] ... ... @@ -1772,6 +1772,7 @@ 1772 1772 Finally,restart reset device again 1773 1773 1774 1774 1924 + 1775 1775 = 7. Order Info = 1776 1776 1777 1777 ... ... @@ -1801,8 +1801,6 @@ 1801 1801 1802 1802 1803 1803 1804 - 1805 - 1806 1806 = 8. Packing Info = 1807 1807 1808 1808 ... ... @@ -1818,18 +1818,16 @@ 1818 1818 1819 1819 1820 1820 1821 - 1822 - 1823 1823 = 9. Reference material = 1824 1824 1971 + 1825 1825 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1826 1826 1827 1827 1828 1828 1829 - 1830 - 1831 1831 = 10. FCC Warning = 1832 1832 1978 + 1833 1833 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: 1834 1834 1835 1835 (1) This device may not cause harmful interference;
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