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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.32
edited by Xiaoling
on 2022/06/22 11:23
Change comment: There is no comment for this version
To version 189.12
edited by Xiaoling
on 2022/08/08 17:01
Change comment: There is no comment for this version

Summary

Details

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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
... ... @@ -59,6 +59,8 @@
59 59  * Datalog feature
60 60  
61 61  
63 +
64 +
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -84,10 +84,13 @@
84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
90 +
91 +
87 87  = 2. Connect LHT65N to IoT Server =
88 88  
89 89  == 2.1 How does LHT65N work? ==
90 90  
96 +
91 91  (((
92 92  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.
93 93  )))
... ... @@ -97,8 +97,10 @@
97 97  )))
98 98  
99 99  
106 +
100 100  == 2.2 How to Activate LHT65N? ==
101 101  
109 +
102 102  (((
103 103  The LHT65N has two working modes:
104 104  )))
... ... @@ -123,6 +123,7 @@
123 123  
124 124  == 2.3 Example to join LoRaWAN network ==
125 125  
134 +
126 126  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
127 127  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.
128 128  
... ... @@ -138,6 +138,7 @@
138 138  
139 139  === 2.3.1 Step 1: Create Device n TTN ===
140 140  
150 +
141 141  (((
142 142  Create a device in TTN V3 with the OTAA keys from LHT65N.
143 143  )))
... ... @@ -162,9 +162,10 @@
162 162  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
163 163  
164 164  
165 -Note: LHT65N use same payload as LHT65.
166 166  
176 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
167 167  
178 +
168 168  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
169 169  
170 170  
... ... @@ -178,6 +178,7 @@
178 178  
179 179  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
180 180  
192 +
181 181  (((
182 182  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.
183 183  )))
... ... @@ -189,6 +189,7 @@
189 189  
190 190  == 2.4 Uplink Payload ==
191 191  
204 +
192 192  (((
193 193  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.
194 194  )))
... ... @@ -263,14 +263,14 @@
263 263  
264 264  * The First 6 bytes: has fix meanings for every LHT65N.
265 265  * The 7th byte (EXT #): defines the external sensor model.
266 -* 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.)
267 267  
268 268  
269 269  
270 270  
271 -
272 272  === 2.4.1 Decoder in TTN V3 ===
273 273  
286 +
274 274  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.
275 275  
276 276  Below is the position to put the decoder and LHT65N decoder can be download from here:
... ... @@ -286,6 +286,7 @@
286 286  
287 287  === 2.4.2 BAT-Battery Info ===
288 288  
302 +
289 289  These two bytes of BAT include the battery state and the actually voltage
290 290  
291 291  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -302,9 +302,9 @@
302 302  
303 303  
304 304  
305 -
306 306  === 2.4.3 Built-in Temperature ===
307 307  
321 +
308 308  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
309 309  
310 310  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -316,9 +316,9 @@
316 316  
317 317  
318 318  
319 -
320 320  === 2.4.4 Built-in Humidity ===
321 321  
335 +
322 322  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
323 323  
324 324  * Humidity:    0x025C/10=60.4%
... ... @@ -326,9 +326,9 @@
326 326  
327 327  
328 328  
329 -
330 330  === 2.4.5 Ext # ===
331 331  
345 +
332 332  Bytes for External Sensor:
333 333  
334 334  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -337,6 +337,7 @@
337 337  
338 338  === 2.4.6 Ext value ===
339 339  
354 +
340 340  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
341 341  
342 342  
... ... @@ -360,6 +360,7 @@
360 360  
361 361  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
362 362  
378 +
363 363  (((
364 364  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:
365 365  )))
... ... @@ -473,18 +473,20 @@
473 473  
474 474  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
475 475  
476 -[[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)
477 477  
478 -* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
479 -* 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.
480 -* 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)
481 481  
482 482  
483 483  
484 484  
485 -
486 486  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
487 487  
505 +
488 488  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
489 489  
490 490  be used to power the external ADC sensor; user can control the power on time for this
... ... @@ -493,10 +493,46 @@
493 493  
494 494  AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
495 495  
514 +For example:
496 496  
516 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
497 497  
518 +
519 +Or use **downlink command A2** to set the same.
520 +
521 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
522 +
523 +When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
524 +
525 +[[image:image-20220628150112-1.png||height="241" width="285"]]
526 +
527 +
528 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0
529 +
530 +[[image:image-20220628150714-4.png]]
531 +
532 +
533 +When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
534 +
535 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
536 +
537 +[[image:image-20220628151005-5.png]]
538 +
539 +
540 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v
541 +
542 +[[image:image-20220628151056-6.png]]
543 +
544 +
545 +3) Within range
546 +
547 +[[image:image-20220628151143-7.png]]
548 +
549 +
550 +
498 498  == 2.5 Show data on Datacake ==
499 499  
553 +
500 500  (((
501 501  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:
502 502  )))
... ... @@ -544,6 +544,7 @@
544 544  
545 545  == 2.6 Datalog Feature ==
546 546  
601 +
547 547  (((
548 548  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.
549 549  )))
... ... @@ -552,15 +552,17 @@
552 552  
553 553  === 2.6.1 Ways to get datalog via LoRaWAN ===
554 554  
610 +
555 555  There are two methods:
556 556  
557 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
558 -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.
559 559  
616 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
560 560  
618 +[[image:image-20220703111700-2.png||height="381" width="1119"]]
561 561  
562 562  
563 -
564 564  === 2.6.2 Unix TimeStamp ===
565 565  
566 566  
... ... @@ -583,6 +583,7 @@
583 583  
584 584  === 2.6.3 Set Device Time ===
585 585  
643 +
586 586  (((
587 587  There are two ways to set device's time:
588 588  )))
... ... @@ -600,7 +600,7 @@
600 600  )))
601 601  
602 602  (((
603 -(% 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.**
604 604  )))
605 605  
606 606  (((
... ... @@ -619,6 +619,7 @@
619 619  
620 620  === 2.6.4 Poll sensor value ===
621 621  
680 +
622 622  User can poll sensor value based on timestamps from the server. Below is the downlink command.
623 623  
624 624  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -636,6 +636,7 @@
636 636  
637 637  === 2.6.5 Datalog Uplink payload ===
638 638  
698 +
639 639  (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
640 640  The Datalog poll reply uplink will use below payload format.
641 641  
... ... @@ -642,6 +642,9 @@
642 642  (% _mstvisible="1" %)
643 643  (((
644 644  (% _mstvisible="2" %)
705 +
706 +
707 +(% _mstvisible="2" %)
645 645  (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
646 646  )))
647 647  
... ... @@ -904,7 +904,7 @@
904 904  (% _mstvisible="1" %)
905 905  (((
906 906  (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
907 - 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
908 908  )))
909 909  
910 910  (% _mstvisible="1" %)
... ... @@ -966,12 +966,15 @@
966 966  
967 967  == 2.7 Alarm Mode ==
968 968  
1032 +
969 969  (((
970 970  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.
971 971  )))
972 972  
973 973  (((
974 -(% 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 +
975 975  )))
976 976  
977 977  (((
... ... @@ -1001,11 +1001,25 @@
1001 1001  )))
1002 1002  )))
1003 1003  
1070 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1004 1004  
1072 +Total bytes: 8 bytes
1005 1005  
1074 +**Example:**AA0100010001003C
1006 1006  
1076 +WMOD=01
1077 +
1078 +CITEMP=0001
1079 +
1080 +TEMPlow=0001
1081 +
1082 +TEMPhigh=003C
1083 +
1084 +
1085 +
1007 1007  == 2.8 LED Indicator ==
1008 1008  
1088 +
1009 1009  The LHT65 has a triple color LED which for easy showing different stage .
1010 1010  
1011 1011  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1020,9 +1020,9 @@
1020 1020  
1021 1021  
1022 1022  
1023 -
1024 1024  == 2.9 installation ==
1025 1025  
1105 +
1026 1026  (% _mstvisible="1" %)
1027 1027  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1028 1028  
... ... @@ -1032,10 +1032,31 @@
1032 1032  
1033 1033  == 3.1 E2 Extension Cable ==
1034 1034  
1115 +
1035 1035  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1036 1036  
1037 -1m long breakout cable for LHT65N
1038 1038  
1119 +**1m long breakout cable for LHT65N. Features:**
1120 +
1121 +* (((
1122 +Use for AT Command， works for both LHT52/LHT65N
1123 +)))
1124 +* (((
1125 +Update firmware for LHT65N, works for both LHT52/LHT65N
1126 +)))
1127 +* (((
1128 +Supports ADC mode to monitor external ADC
1129 +)))
1130 +* (((
1131 +Supports Interrupt mode
1132 +)))
1133 +* (((
1134 +Exposed All pins from the LHT65N Type-C connector.
1135 +
1136 +
1137 +
1138 +)))
1139 +
1039 1039  [[image:image-20220619092421-3.png||height="371" width="529"]]
1040 1040  
1041 1041  
... ... @@ -1055,34 +1055,63 @@
1055 1055  * Operating Range: -40 ~~ 125 °C
1056 1056  * Working voltage 2.35v ~~ 5v
1057 1057  
1159 +
1160 +
1161 +
1058 1058  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1059 1059  
1164 +
1165 +(((
1060 1060  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1167 +)))
1061 1061  
1062 -* AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1169 +* (((
1170 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1171 +)))
1063 1063  
1064 -* LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1173 +* (((
1174 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1175 +)))
1065 1065  
1177 +(((
1066 1066  There are two kinds of commands to configure LHT65N, they are:
1179 +)))
1067 1067  
1068 -* (% style="color:#4f81bd" %)**General Commands**.
1181 +* (((
1182 +(% style="color:#4f81bd" %)**General Commands**.
1183 +)))
1069 1069  
1185 +(((
1070 1070  These commands are to configure:
1187 +)))
1071 1071  
1072 -1. General system settings like: uplink interval.
1073 -1. LoRaWAN protocol & radio-related commands.
1189 +1. (((
1190 +General system settings like: uplink interval.
1191 +)))
1192 +1. (((
1193 +LoRaWAN protocol & radio-related commands.
1194 +)))
1074 1074  
1196 +(((
1075 1075  They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki: [[End Device Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
1198 +)))
1076 1076  
1077 -* (% style="color:#4f81bd" %)**Commands special design for LHT65N**
1200 +* (((
1201 +(% style="color:#4f81bd" %)**Commands special design for LHT65N**
1202 +)))
1078 1078  
1204 +(((
1079 1079  These commands are only valid for LHT65N, as below:
1206 +)))
1080 1080  
1081 1081  
1209 +
1082 1082  == 4.1 Set Transmit Interval Time ==
1083 1083  
1212 +
1084 1084  Feature: Change LoRaWAN End Node Transmit Interval.
1085 1085  
1215 +
1086 1086  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1087 1087  
1088 1088  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1098,10 +1098,15 @@
1098 1098  
1099 1099  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1100 1100  
1231 +
1232 +
1233 +
1101 1101  == 4.2 Set External Sensor Mode ==
1102 1102  
1236 +
1103 1103  Feature: Change External Sensor Mode.
1104 1104  
1239 +
1105 1105  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1106 1106  
1107 1107  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1119,8 +1119,12 @@
1119 1119  
1120 1120  * 0xA20702003c: Same as AT+SETCNT=60
1121 1121  
1257 +
1258 +
1259 +
1122 1122  == 4.3 Enable/Disable uplink Temperature probe ID ==
1123 1123  
1262 +
1124 1124  (((
1125 1125  Feature: If PID is enabled, device will send the temperature probe ID on:
1126 1126  )))
... ... @@ -1134,6 +1134,8 @@
1134 1134  
1135 1135  (((
1136 1136  PID is default set to disable (0)
1276 +
1277 +
1137 1137  )))
1138 1138  
1139 1139  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1146,10 +1146,15 @@
1146 1146  * **0xA800**  **~-~->** AT+PID=0
1147 1147  * **0xA801**     **~-~->** AT+PID=1
1148 1148  
1290 +
1291 +
1292 +
1149 1149  == 4.4 Set Password ==
1150 1150  
1295 +
1151 1151  Feature: Set device password, max 9 digits
1152 1152  
1298 +
1153 1153  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1154 1154  
1155 1155  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1163,8 +1163,10 @@
1163 1163  
1164 1164  == 4.5 Quit AT Command ==
1165 1165  
1312 +
1166 1166  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1167 1167  
1315 +
1168 1168  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1169 1169  
1170 1170  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1178,6 +1178,7 @@
1178 1178  
1179 1179  == 4.6 Set to sleep mode ==
1180 1180  
1329 +
1181 1181  Feature: Set device to sleep mode
1182 1182  
1183 1183  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1192,10 +1192,15 @@
1192 1192  
1193 1193  * There is no downlink command to set to Sleep mode.
1194 1194  
1344 +
1345 +
1346 +
1195 1195  == 4.7 Set system time ==
1196 1196  
1349 +
1197 1197  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1198 1198  
1352 +
1199 1199  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1200 1200  
1201 1201  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1209,6 +1209,7 @@
1209 1209  
1210 1210  == 4.8 Set Time Sync Mode ==
1211 1211  
1366 +
1212 1212  (((
1213 1213  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1214 1214  )))
... ... @@ -1215,6 +1215,8 @@
1215 1215  
1216 1216  (((
1217 1217  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 +
1218 1218  )))
1219 1219  
1220 1220  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1231,8 +1231,10 @@
1231 1231  
1232 1232  == 4.9 Set Time Sync Interval ==
1233 1233  
1391 +
1234 1234  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1235 1235  
1394 +
1236 1236  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1237 1237  
1238 1238  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1246,8 +1246,10 @@
1246 1246  
1247 1247  == 4.10 Print data entries base on page. ==
1248 1248  
1408 +
1249 1249  Feature: Print the sector data from start page to stop page (max is 416 pages).
1250 1250  
1411 +
1251 1251  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1252 1252  
1253 1253  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1261,8 +1261,10 @@
1261 1261  
1262 1262  == 4.11 Print last few data entries. ==
1263 1263  
1425 +
1264 1264  Feature: Print the last few data entries
1265 1265  
1428 +
1266 1266  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1267 1267  
1268 1268  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1276,6 +1276,7 @@
1276 1276  
1277 1277  == 4.12 Clear Flash Record ==
1278 1278  
1442 +
1279 1279  Feature: Clear flash storage for data log feature.
1280 1280  
1281 1281  
... ... @@ -1288,11 +1288,16 @@
1288 1288  
1289 1289  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1290 1290  
1455 +
1456 +
1457 +
1291 1291  == 4.13 Auto Send None-ACK messages ==
1292 1292  
1460 +
1293 1293  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1294 1294  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.
1295 1295  
1464 +
1296 1296  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1297 1297  
1298 1298  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1306,10 +1306,14 @@
1306 1306  
1307 1307  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1308 1308  
1478 +
1479 +
1480 +
1309 1309  = 5. Battery & How to replace =
1310 1310  
1311 1311  == 5.1 Battery Type ==
1312 1312  
1485 +
1313 1313  (((
1314 1314  (((
1315 1315  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.
... ... @@ -1330,8 +1330,10 @@
1330 1330  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1331 1331  
1332 1332  
1506 +
1333 1333  == 5.2 Replace Battery ==
1334 1334  
1509 +
1335 1335  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.
1336 1336  
1337 1337  [[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"]]
... ... @@ -1339,6 +1339,7 @@
1339 1339  
1340 1340  == 5.3 Battery Life Analyze ==
1341 1341  
1517 +
1342 1342  (((
1343 1343  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:
1344 1344  [[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]]
... ... @@ -1356,8 +1356,10 @@
1356 1356  
1357 1357  = 6. FAQ =
1358 1358  
1535 +
1359 1359  == 6.1 How to use AT Command? ==
1360 1360  
1538 +
1361 1361  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.
1362 1362  
1363 1363  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1365,16 +1365,11 @@
1365 1365  
1366 1366  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1367 1367  
1368 -(% _msthash="506062" _msttexthash="1187732" %)
1369 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1546 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1547 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1548 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1549 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1370 1370  
1371 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1372 -
1373 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1374 -
1375 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1376 -
1377 -
1378 1378  (((
1379 1379  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**) (%%)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.
1380 1380  )))
... ... @@ -1581,40 +1581,43 @@
1581 1581  AT+PID:  Get or set the PID
1582 1582  
1583 1583  
1757 +
1584 1584  == 6.2 Where to use AT commands and Downlink commands ==
1585 1585  
1586 -(% _msthash="506131" _msttexthash="14585714" %)
1587 -AT commands：
1588 1588  
1761 +**AT commands：**
1762 +
1589 1589  [[image:image-20220620153708-1.png||height="603" width="723"]]
1590 1590  
1591 -(% _msthash="506132" _msttexthash="337922" %)
1592 -Downlink commands:
1593 1593  
1766 +**Downlink commands:**
1594 1594  
1595 -(% _msthash="506133" _msttexthash="33046" %)
1596 -**TTN:**
1597 1597  
1769 +
1770 +(% style="color:blue" %)**TTN:**
1771 +
1598 1598  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1599 1599  
1600 1600  
1601 -(% _msthash="506134" _msttexthash="11113791" %)
1602 -**Helium：**
1603 1603  
1776 +(% style="color:blue" %)**Helium：**
1777 +
1604 1604  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1605 1605  
1606 1606  
1607 -(% _msthash="506135" _msttexthash="4159844" %)
1608 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1609 1609  
1782 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1783 +
1784 +
1610 1610  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1611 1611  
1787 +
1612 1612  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1613 1613  
1614 1614  
1615 -(% _msthash="506136" _msttexthash="39286" %)
1616 -**Aws:**
1617 1617  
1792 +(% style="color:blue" %)**Aws:**
1793 +
1618 1618  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1619 1619  
1620 1620  
... ... @@ -1621,6 +1621,7 @@
1621 1621  
1622 1622  == 6.3 How to change the uplink interval？ ==
1623 1623  
1800 +
1624 1624  [[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"]]
1625 1625  
1626 1626  
... ... @@ -1627,6 +1627,7 @@
1627 1627  
1628 1628  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1629 1629  
1807 +
1630 1630  [[image:image-20220615153355-1.png]]
1631 1631  
1632 1632  [[image:1655802313617-381.png]]
... ... @@ -1684,6 +1684,66 @@
1684 1684  
1685 1685  
1686 1686  
1865 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1866 +
1867 +
1868 +[[image:image-20220623110706-1.png]]
1869 +
1870 +
1871 +[[image:image-20220623112117-4.png||height="459" width="343"]]
1872 +
1873 +
1874 +(((
1875 +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.
1876 +)))
1877 +
1878 +
1879 +Input password and ATZ to activate LHT65N,As shown below:
1880 +
1881 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1882 +
1883 +
1884 +
1885 +== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1886 +
1887 +
1888 +[[image:image-20220623110706-1.png]]
1889 +
1890 +
1891 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1892 +
1893 +[[image:image-20220615170542-5.png]]
1894 +
1895 +
1896 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1897 +
1898 +(% _msthash="506146" _msttexthash="52173160" %)
1899 +First connect the four lines；
1900 +
1901 +(% _msthash="506146" _msttexthash="52173160" %)
1902 +[[image:image-20220623113959-5.png||height="528" width="397"]]
1903 +
1904 +(% _msthash="506146" _msttexthash="52173160" %)
1905 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1906 +
1907 +
1908 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1909 +
1910 +[[image:image-20220615171334-6.png]]
1911 +
1912 +
1913 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade.
1914 +
1915 +
1916 +When this interface appears, it indicates that the download has been completed.
1917 +
1918 +[[image:image-20220620160723-8.png]]
1919 +
1920 +
1921 +Finally,restart reset device again
1922 +
1923 +
1924 +
1687 1687  = 7. Order Info =
1688 1688  
1689 1689  
... ... @@ -1711,6 +1711,8 @@
1711 1711  
1712 1712  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1713 1713  
1952 +
1953 +
1714 1714  = 8. Packing Info =
1715 1715  
1716 1716  
... ... @@ -1724,12 +1724,18 @@
1724 1724  * Device Size:  10 x 10 x 3.5 cm
1725 1725  * Device Weight: 120.5g
1726 1726  
1967 +
1968 +
1727 1727  = 9. Reference material =
1728 1728  
1971 +
1729 1729  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1730 1730  
1974 +
1975 +
1731 1731  = 10. FCC Warning =
1732 1732  
1978 +
1733 1733  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1734 1734  
1735 1735  (1) This device may not cause harmful interference；
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