Version 160.1 by Bei Jinggeng on 2022/06/20 16:07
Show last authors
1 (% style="text-align:center" %)
2 [[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
3
4
5
6
7
8 (% _mstvisible="1" %)
9 (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
10
11 {{toc/}}
12
13
14
15
16 (% _mstvisible="1" %)
17 = (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18
19 (% _mstvisible="1" %)
20 == (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
21
22 (% _mstvisible="1" %)
23 (((
24 (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25
26
27 (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
28 The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
29 )))
30
31 (% _mstvisible="1" %)
32 (((
33 (% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
34 The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
35 )))
36
37 (% _mstvisible="1" %)
38 (((
39 (% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
40 LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
41 )))
42
43 (% _mstvisible="1" %)
44 (((
45 (% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
46 LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
47 )))
48
49 (% _mstvisible="1" %)
50 (((
51 (% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
52 LHT65N supports (% _mstvisible="4" style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
53 )))
54
55 (% _mstvisible="1" %)
56 (((
57 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 *The actual battery life depends on how often to send data, please see the battery analyzer chapter.
59
60 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
61
62 )))
63
64 (% _mstvisible="1" %)
65 == (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
66
67 (% _mstvisible="1" %)
68 * Wall mountable
69 * LoRaWAN v1.0.3 Class A protocol
70 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
71 * AT Commands to change parameters
72 * Remote configure parameters via LoRaWAN Downlink
73 * Firmware upgradeable via program port
74 * Built-in 2400mAh battery for up to 10 years of use.
75 * Built-in Temperature & Humidity sensor
76 * Optional External Sensors
77 * Tri-color LED to indicate working status
78 * Datalog feature
79
80 (% _mstvisible="1" %)
81 == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
82
83 (% _mstvisible="1" %)
84 (((
85 (% _mstvisible="2" %)
86
87
88 (% _mstvisible="2" %)
89 (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
90 )))
91
92 (% _mstvisible="1" %)
93 * (% _mstvisible="3" %)
94 (((
95 (% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
96 Resolution: 0.01 °C
97 )))
98 * (% _mstvisible="3" %)
99 (((
100 (% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
101 Accuracy Tolerance : Typ ±0.3 °C
102 )))
103 * (% _mstvisible="3" %)
104 (((
105 (% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
106 Long Term Drift: < 0.02 °C/yr
107 )))
108 * (% _mstvisible="3" %)
109 (((
110 (% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
111 Operating Range: -40 ~~ 85 °C
112 )))
113
114 (% _mstvisible="1" %)
115 (((
116 (% _mstvisible="2" %)
117
118
119 (% _mstvisible="2" %)
120 (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
121 )))
122
123 (% _mstvisible="1" %)
124 * (% _mstvisible="3" %)
125 (((
126 (% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
127 Resolution: 0.04 %RH
128 )))
129 * (% _mstvisible="3" %)
130 (((
131 (% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
132 Accuracy Tolerance : Typ ±3 %RH
133 )))
134 * (% _mstvisible="3" %)
135 (((
136 (% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
137 Long Term Drift: < 0.02 °C/yr
138 )))
139 * (% _mstvisible="3" %)
140 (((
141 (% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
142 Operating Range: 0 ~~ 96 %RH
143 )))
144
145 (% _mstvisible="1" %)
146 (((
147 (% _mstvisible="2" %)
148
149
150 (% _mstvisible="2" %)
151 (% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
152 )))
153
154 (% _mstvisible="1" %)
155 * (% _mstvisible="3" %)
156 (((
157 (% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
158 Resolution: 0.0625 °C
159 )))
160 * (% _mstvisible="3" %)
161 (((
162 (% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
163 ±0.5°C accuracy from -10°C to +85°C
164 )))
165 * (% _mstvisible="3" %)
166 (((
167 (% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
168 ±2°C accuracy from -55°C to +125°C
169 )))
170 * (% _mstvisible="3" %)
171 (((
172 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
173 Operating Range: -55 °C ~~ 125 °C
174
175
176 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
177
178 )))
179
180 (% _mstvisible="1" %)
181 = (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
182
183 (% _mstvisible="1" %)
184 == (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
185
186 (% _mstvisible="1" %)
187 (((
188 (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
189 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.
190 )))
191
192 (% _mstvisible="1" %)
193 (((
194 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
195 If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
196
197 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
198
199 )))
200
201 (% _mstvisible="1" %)
202 == (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
203
204 (% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
205 The LHT65N has two working modes:
206
207 (% _mstvisible="1" %)
208 * (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
209 * (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
210
211 (% _mstvisible="1" %)
212 (((
213 (% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
214 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
215 )))
216
217 (% _mstvisible="1" %)
218 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
219
220 (% _mstvisible="1" %)
221 [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
222
223
224 (% _mstvisible="1" %)
225 == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
226
227 (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
228 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.
229
230 (% _mstvisible="1" class="wikigeneratedid" %)
231 [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
232
233 (% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
234 Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network||_mstvisible="2"]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
235
236
237 (% _mstvisible="1" %)
238 === (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
239
240 (% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
241 Create a device in TTN V3 with the OTAA keys from LHT65N.
242
243 (% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
244 Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
245
246 (% _mstvisible="1" %)
247 [[image:image-20220617150003-1.jpeg]]
248
249 (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
250 User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
251
252 (% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
253 Add APP EUI in the application.
254
255 (% _mstvisible="1" %)
256 [[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
257
258 (% _mstvisible="1" %)
259 [[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
260
261 (% _mstvisible="1" %)
262 [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
263
264 (% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
265 Note: LHT65N use same payload as LHT65.
266
267 (% _mstvisible="1" %)
268 [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
269
270
271 (% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
272 Input APP EUI,  APP KEY and DEV EUI:
273
274 (% _mstvisible="1" %)
275 [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
276
277
278
279 (% _mstvisible="1" %)
280 === (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
281
282 (% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
283 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.
284
285 (% _mstvisible="1" %)
286 [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
287
288
289
290 (% _mstvisible="1" %)
291 == (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
292
293 (% _msthash="315249" _msttexthash="7722962" _mstvisible="1" %)
294 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.
295
296 (% _msthash="315250" _msttexthash="1322711" _mstvisible="1" %)
297 After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
298
299 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
300 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
301 (((
302 (% _mstvisible="6" %)
303 (% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
304 )))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
305 (((
306 (% _mstvisible="6" %)
307 (% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
308 )))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
309 (((
310 (% _mstvisible="6" %)
311 (% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
312 )))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
313 (((
314 (% _mstvisible="6" %)
315 (% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
316 )))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
317 (((
318 (% _mstvisible="6" %)
319 (% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
320 )))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
321 (((
322 (% _mstvisible="6" %)
323 (% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
324 )))
325 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
326 (((
327 (% _mstvisible="6" %)
328 (% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
329 )))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
330 (((
331 (% _mstvisible="6" %)
332 [[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
333 )))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
334 (((
335 (% _mstvisible="6" %)
336 (((
337 (% _mstvisible="7" %)
338 [[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
339 )))
340 )))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
341 (((
342 (% _mstvisible="6" %)
343 (((
344 (% _mstvisible="7" %)
345 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
346 )))
347
348 (% _mstvisible="6" %)
349 (((
350 (% _mstvisible="7" %)
351 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
352 )))
353 )))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
354 (((
355 (% _mstvisible="6" %)
356 [[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
357 )))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
358 (((
359 (% _mstvisible="6" %)
360 [[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
361 )))
362
363 (% _mstvisible="1" %)
364 * The First 6 bytes: has fix meanings for every LHT65N.
365 * The 7th byte (EXT #): defines the external sensor model.
366 * 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.)
367
368 (% _mstvisible="1" %)
369 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
370
371 (% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
372 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.
373
374 (% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
375 Below is the position to put the decoder and LHT65N decoder can be download from here:
376
377 (% _mstvisible="1" %)
378 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
379
380 (% _mstvisible="1" %)
381 [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
382
383
384
385 (% _mstvisible="1" %)
386 === (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
387
388 (% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
389 These two bytes of BAT include the battery state and the actually voltage
390
391 (% _mstvisible="1" %)
392 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
393
394 (% _mstvisible="1" %)
395 [[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
396
397 (% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
398 Check the battery voltage for LHT65N.
399
400 (% _mstvisible="1" %)
401 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
402 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
403
404 (% _mstvisible="1" %)
405 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
406
407 (% _mstvisible="1" %)
408 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
409
410 (% _mstvisible="1" %)
411 * Temperature:  0x0ABB/100=27.47℃
412
413 (% _mstvisible="1" %)
414 [[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
415
416 (% _mstvisible="1" %)
417 * Temperature:  (0xF5C6-65536)/100=-26.18℃
418
419 (% _mstvisible="1" %)
420 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
421
422 (% _mstvisible="1" %)
423 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
424
425 (% _mstvisible="1" %)
426 * Humidity:    0x025C/10=60.4%
427
428 (% _mstvisible="1" %)
429 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
430
431 (% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
432 Bytes for External Sensor:
433
434 (% _mstvisible="1" %)
435 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
436
437
438 (% _mstvisible="1" %)
439 === (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
440
441 (% _mstvisible="1" %)
442 ==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
443
444 (% _mstvisible="1" %)
445 [[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
446
447
448 (% _mstvisible="1" %)
449 * DS18B20 temp=0x0ADD/100=27.81℃
450
451 (% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
452 The last 2 bytes of data are meaningless
453
454 (% _mstvisible="1" %)
455 [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
456
457
458 (% _mstvisible="1" %)
459 * External temperature= (0xF54F-65536)/100=-27.37℃
460
461 (% _mstvisible="1" %)
462 (((
463 (% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
464 The last 2 bytes of data are meaningless
465 )))
466
467 (% _mstvisible="1" %)
468 (((
469 (% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
470 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
471 )))
472
473
474 (% _mstvisible="1" %)
475 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
476
477 (% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
478 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:
479
480 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
481 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
482 (((
483 (% _mstvisible="6" %)
484 (% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
485 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
486 (((
487 (% _mstvisible="6" %)
488 (% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
489 )))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
490 (((
491 (% _mstvisible="6" %)
492 (% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
493 )))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
494 (((
495 (% _mstvisible="6" %)
496 (% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
497 )))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
498 (((
499 (% _mstvisible="6" %)
500 (% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
501 )))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
502 (((
503 (% _mstvisible="6" %)
504 (% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
505 )))
506 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
507 (((
508 (% _mstvisible="6" %)
509 (% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
510 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
511 (((
512 (% _mstvisible="6" %)
513 [[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
514 )))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
515 (((
516 (% _mstvisible="6" %)
517 (((
518 (% _mstvisible="7" %)
519 [[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
520 )))
521
522 (% _mstvisible="6" %)
523 (((
524 (% _mstvisible="7" %)
525 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
526 )))
527 )))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
528 (((
529 (% _mstvisible="6" %)
530 (((
531 (% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
532 BAT Status &
533 )))
534
535 (% _mstvisible="6" %)
536 (((
537 (% _mstvisible="7" %)
538 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
539 )))
540 )))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
541 (((
542 (% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
543 Status & Ext
544 )))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
545 (((
546 (% _mstvisible="6" %)
547 (((
548 (% _mstvisible="7" %)
549 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
550 )))
551 )))
552
553 (% _mstvisible="1" %)
554 * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
555
556 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
557 (% _mstvisible="3" %)|=(% _msthash="1230918" _msttexthash="93158" _mstvisible="4" style="width: 65px;" %)Bit(bit)|=(% _msthash="1230919" _msttexthash="57954" _mstvisible="4" style="width: 267px;" %)[15:14]|=(% _msthash="1230920" _msttexthash="48022" _mstvisible="4" style="width: 134px;" %)[11:0]
558 (% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
559 (((
560 (% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
561 BAT Status
562
563 (% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
564 00(b): Ultra Low ( BAT <= 2.50v)
565
566 (% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
567 01(b): Low  (2.50v <=BAT <= 2.55v)
568
569 (% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
570 10(b): OK   (2.55v <= BAT <=2.65v)
571
572 (% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
573 11(b): Good   (BAT >= 2.65v)
574 )))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
575 (((
576 (% _mstvisible="6" %)
577 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
578
579 (% _mstvisible="6" %)
580
581 )))
582
583 (% _mstvisible="1" %)
584 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
585
586 (% _mstvisible="1" %)
587 [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
588
589 (% _mstvisible="1" %)
590 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
591 * 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.
592 * 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)
593
594
595 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
596
597
598
599
600 (% _mstvisible="1" %)
601 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
602
603 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
604 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:
605
606 (% _mstvisible="1" %)
607 (((
608 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
609 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
610 )))
611
612 (% _mstvisible="1" %)
613 (((
614 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
615 (% _mstvisible="3" %)**Step 2**(%%): Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
616 )))
617
618 (% _mstvisible="1" %)
619 (((
620 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
621 Add Datacake:
622 )))
623
624 (% _mstvisible="1" %)
625 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
626
627
628 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
629 Select default key as Access Key:
630
631 (% _mstvisible="1" %)
632 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
633
634 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
635 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
636
637 (% _mstvisible="1" %)
638 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
639
640 (% _mstvisible="1" %)
641 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
642
643
644
645 (% _mstvisible="1" %)
646 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
647
648 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
649 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.
650
651
652 (% _mstvisible="1" %)
653 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
654
655 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
656 There are two methods:
657
658 (% _mstvisible="1" %)
659 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
660 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.
661
662 (% _mstvisible="1" %)
663 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
664
665 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
666 LHT65N uses Unix TimeStamp format based on
667
668 (% _mstvisible="1" %)
669 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
670
671
672 (% _mstvisible="1" %)
673 (((
674 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
675 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
676 )))
677
678 (% _mstvisible="1" %)
679 (((
680 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
681 Below is the converter example
682 )))
683
684 (% _mstvisible="1" %)
685 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
686
687 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
688 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
689
690
691 (% _mstvisible="1" %)
692 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
693
694 (% _mstvisible="1" %)
695 (((
696 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
697 There are two ways to set device’s time:
698 )))
699
700 (% _mstvisible="1" %)
701 (((
702 (% _mstvisible="2" %)
703 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
704 )))
705
706 (% _mstvisible="1" %)
707 (((
708 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
709 User need to set SYNCMOD=1 to enable sync time via MAC command.
710 )))
711
712 (% _mstvisible="1" %)
713 (((
714 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
715 Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
716 )))
717
718 (% _mstvisible="1" %)
719 (((
720 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
721 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.
722 )))
723
724 (% _mstvisible="1" %)
725 (((
726 (% _mstvisible="2" %)
727
728 )))
729
730 (% _mstvisible="1" %)
731 (((
732 (% _mstvisible="2" %)
733 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
734 )))
735
736 (% _mstvisible="1" %)
737 (((
738 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
739 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
740
741 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
742
743 )))
744
745 (% _mstvisible="1" %)
746 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
747
748 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
749 User can poll sensor value based on timestamps from the server. Below is the downlink command.
750
751 (% _mstvisible="1" %)
752 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
753
754 (% _mstvisible="1" %)
755 (((
756 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
757 Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
758 )))
759
760 (% _mstvisible="1" %)
761 (((
762 (% _mstvisible="2" %)
763 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
764 )))
765
766 (% _mstvisible="1" %)
767 (((
768 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
769 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
770 )))
771
772 (% _mstvisible="1" %)
773 (((
774 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
775 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
776 )))
777
778
779 (% _mstvisible="1" %)
780 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
781
782 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
783 The Datalog poll reply uplink will use below payload format.
784
785 (% _mstvisible="1" %)
786 (((
787 (% _mstvisible="2" %)
788 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
789 )))
790
791 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
792 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
793 (((
794 (% _mstvisible="6" %)
795 (((
796 (% _mstvisible="7" %)
797 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
798 )))
799 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
800 (((
801 (% _mstvisible="6" %)
802 (((
803 (% _mstvisible="7" %)
804 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
805 )))
806 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
807 (((
808 (% _mstvisible="6" %)
809 (((
810 (% _mstvisible="7" %)
811 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
812 )))
813 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
814 (((
815 (% _mstvisible="6" %)
816 (((
817 (% _mstvisible="7" %)
818 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
819 )))
820 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
821 (((
822 (% _mstvisible="6" %)
823 (((
824 (% _mstvisible="7" %)
825 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
826 )))
827 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
828 (((
829 (% _mstvisible="6" %)
830 (((
831 (% _mstvisible="7" %)
832 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
833 )))
834 )))
835 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
836 (((
837 (% _mstvisible="6" %)
838 (((
839 (% _mstvisible="7" %)
840 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
841 )))
842 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
843 (((
844 (% _mstvisible="6" %)
845 (((
846 (% _mstvisible="7" %)
847 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
848 )))
849 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
850 (((
851 (% _mstvisible="6" %)
852 (((
853 (% _mstvisible="7" %)
854 (((
855 (% _mstvisible="8" %)
856 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
857 )))
858 )))
859
860 (% _mstvisible="6" %)
861 (((
862 (% _mstvisible="7" %)
863 (((
864 (% _mstvisible="8" %)
865 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
866 )))
867 )))
868 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
869 (((
870 (% _mstvisible="6" %)
871 (((
872 (% _mstvisible="7" %)
873 (((
874 (% _mstvisible="8" %)
875 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
876 )))
877 )))
878
879 (% _mstvisible="6" %)
880 (((
881 (% _mstvisible="7" %)
882 (((
883 (% _mstvisible="8" %)
884 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
885 )))
886 )))
887 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
888 (((
889 (% _mstvisible="6" %)
890 (((
891 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
892 Poll message flag & Ext
893 )))
894 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
895 (((
896 (% _mstvisible="6" %)
897 (((
898 (% _mstvisible="7" %)
899 (((
900 (% _mstvisible="8" %)
901 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
902 )))
903 )))
904
905 (% _mstvisible="6" %)
906 (((
907 (% _mstvisible="7" %)
908 (((
909 (% _mstvisible="8" %)
910
911 )))
912 )))
913 )))
914
915 (% _mstvisible="1" %)
916 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
917
918 (% _mstvisible="1" %)
919 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
920
921 (% _mstvisible="1" %)
922 (((
923 (% _mstvisible="2" %)
924 (((
925 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
926 Poll Message Flag: 1: This message is a poll message reply.
927 )))
928 )))
929
930 (% _mstvisible="1" %)
931 * (% _mstvisible="3" %)
932 (((
933 (% _mstvisible="4" %)
934 (((
935 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
936 Poll Message Flag is set to 1.
937 )))
938 )))
939 * (% _mstvisible="3" %)
940 (((
941 (% _mstvisible="4" %)
942 (((
943 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
944 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
945 )))
946 )))
947
948 (% _mstvisible="1" %)
949 (((
950 (% _mstvisible="2" %)
951 (((
952 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
953
954
955 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
956 For example, in US915 band, the max payload for different DR is:
957 )))
958 )))
959
960 (% _mstvisible="1" %)
961 (((
962 (% _mstvisible="2" %)
963 (((
964 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
965 a) DR0: max is 11 bytes so one entry of data
966 )))
967 )))
968
969 (% _mstvisible="1" %)
970 (((
971 (% _mstvisible="2" %)
972 (((
973 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
974 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
975 )))
976 )))
977
978 (% _mstvisible="1" %)
979 (((
980 (% _mstvisible="2" %)
981 (((
982 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
983 c) DR2: total payload includes 11 entries of data
984 )))
985 )))
986
987 (% _mstvisible="1" %)
988 (((
989 (% _mstvisible="2" %)
990 (((
991 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
992 d) DR3: total payload includes 22 entries of data.
993 )))
994 )))
995
996 (% _mstvisible="1" %)
997 (((
998 (% _mstvisible="2" %)
999 (((
1000 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1001 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1002 )))
1003 )))
1004
1005
1006 (% _mstvisible="1" style="text-align: left;" %)
1007 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1008
1009 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1010 If LHT65N has below data inside Flash:
1011
1012 (% _mstvisible="1" %)
1013 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1014
1015 (% _mstvisible="1" %)
1016 (((
1017 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1018 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1019 )))
1020
1021 (% _mstvisible="1" %)
1022 (((
1023 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1024 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1025 )))
1026
1027 (% _mstvisible="1" %)
1028 (((
1029 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1030 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1031 )))
1032
1033 (% _mstvisible="1" %)
1034 (((
1035 (% _mstvisible="2" %)
1036
1037 )))
1038
1039 (% _mstvisible="1" %)
1040 (((
1041 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1042 LHT65N will uplink this payload.
1043 )))
1044
1045 (% _mstvisible="1" %)
1046 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1047
1048 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1049 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1050
1051 (% _msthash="315237" _msttexthash="1385839" %)
1052 Where the first 11 bytes is for the first entry:
1053
1054 (% _msthash="315238" _msttexthash="274846" %)
1055 7FFF089801464160065F97
1056
1057 (% _msthash="315239" _msttexthash="617435" %)
1058 Ext sensor data=0x7FFF/100=327.67
1059
1060 (% _msthash="315240" _msttexthash="270543" %)
1061 Temp=0x0898/100=22.00
1062
1063 (% _msthash="315241" _msttexthash="211783" %)
1064 Hum=0x0146/10=32.6
1065
1066 (% _msthash="315242" _msttexthash="1569776" %)
1067 poll message flag & Ext=0x41,means reply data,Ext=1
1068
1069 (% _msthash="315243" _msttexthash="1120509" %)
1070 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1071
1072
1073 (% _mstvisible="1" style="text-align: left;" %)
1074 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1075
1076 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1077 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.
1078
1079 (% _mstvisible="1" %)
1080 (((
1081 (% _mstvisible="2" style="text-align: left;" %)
1082 (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1083 )))
1084
1085 (% _mstvisible="1" style="text-align: left;" %)
1086 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1087
1088 (% _mstvisible="1" class="box infomessage" %)
1089 (((
1090 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1091 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1092
1093 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1094 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1095
1096 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1097 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1098
1099 (% _mstvisible="2" style="text-align: left;" %)
1100 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1101
1102 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1103 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1104 )))
1105
1106
1107
1108 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1109 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1110
1111 (% _mstvisible="1" %)
1112 (((
1113 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1114 The LHT65 has a triple color LED which for easy showing different stage .
1115
1116 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1117 While user press ACT button, the LED will work as per LED status with ACT button.
1118 )))
1119
1120 (% _mstvisible="1" %)
1121 (((
1122 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1123 In a normal working state:
1124 )))
1125
1126 (% _mstvisible="1" %)
1127 * (% _mstvisible="3" %)
1128 (((
1129 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1130 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1131
1132 (% _msthash="197771" _msttexthash="1202526" %)
1133 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1134 )))
1135 * (% _mstvisible="3" %)
1136 (((
1137 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1138 RED LED when external sensor is not connected
1139 )))
1140 * (% _mstvisible="3" %)
1141 (((
1142 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1143 For each success downlink, the PURPLE LED will blink once
1144
1145
1146
1147 )))
1148
1149 (% _mstvisible="1" style="text-align: left;" %)
1150 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1151
1152 (% _mstvisible="1" %)
1153 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1154
1155
1156 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1157 = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1158
1159 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1160 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1161
1162 [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1163
1164 1m long breakout cable for LHT65N
1165
1166 [[image:image-20220619092421-3.png||height="371" width="529"]]
1167
1168
1169
1170 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1171 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1172
1173 (% _mstvisible="1" %)
1174 [[image:image-20220515080154-4.png||_mstalt="434681" _mstvisible="3" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="428792" _mstvisible="3" height="201" width="195"]]
1175
1176
1177 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1178 Temperature sensor with 2 meters cable long
1179
1180 (% _mstvisible="1" %)
1181 * Resolution: 0.0625 °C
1182 * ±0.5°C accuracy from -10°C to +85°C
1183 * ±2°C accuracy from -55°C to +125°C
1184 * Operating Range: -40 ~~ 125 °C
1185 * -55°C to 125°C
1186 * Working voltage 2.35v ~~ 5v
1187
1188 (% _mstvisible="1" style="text-align: left;" %)
1189 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1190
1191 (% _mstvisible="1" %)
1192 (((
1193 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1194 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1195 )))
1196
1197 (% _mstvisible="1" %)
1198 * (% _mstvisible="3" %)
1199 (((
1200 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1201 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1202 )))
1203 * (% _mstvisible="3" %)
1204 (((
1205 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1206 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1207 )))
1208
1209 (% _mstvisible="1" %)
1210 (((
1211 (% _mstvisible="2" style="text-align: left;" %)
1212
1213 )))
1214
1215 (% _mstvisible="1" %)
1216 (((
1217 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1218 There are two kinds of commands to configure LHT65N, they are:
1219 )))
1220
1221 (% _mstvisible="1" %)
1222 (((
1223 (% _mstvisible="2" style="text-align: left;" %)
1224 (% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
1225 )))
1226
1227 (% _mstvisible="1" %)
1228 (((
1229 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1230 These commands are to configure:
1231 )))
1232
1233 (% _mstvisible="1" %)
1234 * (% _mstvisible="3" %)
1235 (((
1236 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1237 General system settings like: uplink interval.
1238 )))
1239 * (% _mstvisible="3" %)
1240 (((
1241 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1242 LoRaWAN protocol & radio-related commands.
1243 )))
1244
1245 (% _mstvisible="1" %)
1246 (((
1247 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1248 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]]
1249 )))
1250
1251 (% _mstvisible="1" %)
1252 (((
1253 (% _mstvisible="2" style="text-align: left;" %)
1254
1255 )))
1256
1257 (% _mstvisible="1" %)
1258 (((
1259 (% _mstvisible="2" style="text-align: left;" %)
1260 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1261 )))
1262
1263 (% _mstvisible="1" %)
1264 (((
1265 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1266 These commands are only valid for LHT65N, as below:
1267
1268
1269 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1270
1271 )))
1272
1273 (% _mstvisible="1" style="text-align: left;" %)
1274 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1275
1276 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1277 Feature: Change LoRaWAN End Node Transmit Interval.
1278
1279 (% _mstvisible="1" style="text-align: left;" %)
1280 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1281
1282 (% _mstvisible="1" %)
1283 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1284
1285 (% _mstvisible="1" %)
1286 (((
1287 (% _mstvisible="2" style="text-align: left;" %)
1288
1289
1290 (% _mstvisible="2" style="text-align: left;" %)
1291 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1292 )))
1293
1294 (% _mstvisible="1" %)
1295 (((
1296 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1297 Format: Command Code (0x01) followed by 3 bytes time value.
1298 )))
1299
1300 (% _mstvisible="1" %)
1301 (((
1302 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1303 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1304 )))
1305
1306 (% _mstvisible="1" %)
1307 * (% _mstvisible="3" %)
1308 (((
1309 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1310 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1311 )))
1312 * (% _mstvisible="3" %)
1313 (((
1314 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1315 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1316
1317
1318 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1319
1320 )))
1321
1322 (% _mstvisible="1" style="text-align: left;" %)
1323 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1324
1325 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1326 Feature: Change External Sensor Mode.
1327
1328 (% _mstvisible="1" style="text-align: left;" %)
1329 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1330
1331 (% _mstvisible="1" %)
1332 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1333
1334 (% _mstvisible="1" %)
1335 (((
1336 (% _mstvisible="2" style="text-align: left;" %)
1337
1338
1339 (% _mstvisible="2" style="text-align: left;" %)
1340 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1341 )))
1342
1343 (% _mstvisible="1" %)
1344 (((
1345 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1346 Total bytes: 2 ~~ 5 bytes
1347 )))
1348
1349 (% _mstvisible="1" %)
1350 (((
1351 (% _mstvisible="2" %)
1352 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1353 )))
1354
1355 (% _mstvisible="1" %)
1356 * (% _mstvisible="3" %)
1357 (((
1358 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1359 0xA201: Set external sensor type to E1
1360 )))
1361 * (% _mstvisible="3" %)
1362 (((
1363 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1364 0xA209: Same as AT+EXT=9
1365 )))
1366 * (% _mstvisible="3" %)
1367 (((
1368 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1369 0xA20702003c,Same as AT+SETCNT=60
1370
1371
1372 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1373
1374 )))
1375
1376 (% _mstvisible="1" style="text-align: left;" %)
1377 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1378
1379 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1380 Feature: If PID is enabled, device will send the temperature probe ID on:
1381
1382 (% _mstvisible="1" %)
1383 * First Packet after OTAA Join
1384 * Every 24 hours since the first packet.
1385
1386 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1387 PID is default set to disable (0)
1388
1389 (% _mstvisible="1" style="text-align: left;" %)
1390 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1391
1392 (% _mstvisible="1" %)
1393 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1394
1395
1396 (% _mstvisible="1" style="text-align: left;" %)
1397 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1398
1399 (% _mstvisible="1" %)
1400 * 0xA800  **~-~->** AT+PID=0
1401 * 0xA801     **~-~->** AT+PID=1
1402
1403 (% _mstvisible="1" style="text-align: left;" %)
1404 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1405
1406 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1407 Feature: Set device password, max 9 digits
1408
1409 (% _mstvisible="1" style="text-align: left;" %)
1410 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1411
1412 (% _mstvisible="1" %)
1413 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1414
1415 (% _mstvisible="1" %)
1416 (((
1417 (% _mstvisible="2" style="text-align: left;" %)
1418
1419
1420 (% _mstvisible="2" style="text-align: left;" %)
1421 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1422 )))
1423
1424 (% _mstvisible="1" %)
1425 (((
1426 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1427 No downlink command for this feature.
1428
1429 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1430
1431 )))
1432
1433 (% _mstvisible="1" style="text-align: left;" %)
1434 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1435
1436 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1437 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1438
1439 (% _mstvisible="1" style="text-align: left;" %)
1440 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1441
1442 (% _mstvisible="1" %)
1443 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1444
1445
1446 (% _mstvisible="1" style="text-align: left;" %)
1447 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1448
1449 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1450 No downlink command for this feature.
1451
1452
1453 (% _mstvisible="1" style="text-align: left;" %)
1454 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1455
1456 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1457 Feature: Set device to sleep mode
1458
1459 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1460 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1461
1462 (% _mstvisible="1" style="text-align: left;" %)
1463 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1464
1465 (% _mstvisible="1" %)
1466 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1467
1468 (% _mstvisible="1" %)
1469 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1470
1471 (% _mstvisible="1" %)
1472 * There is no downlink command to set to Sleep mode.
1473
1474 (% _mstvisible="1" %)
1475 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1476
1477 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1478 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1479
1480 (% _mstvisible="1" %)
1481 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1482
1483 (% _mstvisible="1" %)
1484 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1485
1486
1487 (% _mstvisible="1" %)
1488 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1489
1490 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1491 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1492
1493
1494 (% _mstvisible="1" %)
1495 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1496
1497 (% _mstvisible="1" %)
1498 (((
1499 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1500 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1501 )))
1502
1503 (% _mstvisible="1" %)
1504 (((
1505 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1506 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.
1507 )))
1508
1509 (% _mstvisible="1" %)
1510 (((
1511 (% _mstvisible="2" %)
1512 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1513 )))
1514
1515 (% _mstvisible="1" %)
1516 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1517
1518
1519 (% _mstvisible="1" %)
1520 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1521
1522 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1523 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1524
1525 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1526 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1527
1528
1529 (% _mstvisible="1" %)
1530 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1531
1532 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1533 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1534
1535 (% _mstvisible="1" %)
1536 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1537
1538 (% _mstvisible="1" %)
1539 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1540
1541
1542 (% _mstvisible="1" %)
1543 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1544
1545 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1546 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1547
1548
1549 (% _mstvisible="1" %)
1550 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1551
1552 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1553 Feature: Print the sector data from start page to stop page (max is 416 pages).
1554
1555 (% _mstvisible="1" %)
1556 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1557
1558 (% _mstvisible="1" %)
1559 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1560
1561
1562 (% _mstvisible="1" %)
1563 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1564
1565 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1566 No downlink commands for feature
1567
1568
1569 (% _mstvisible="1" %)
1570 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1571
1572 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1573 Feature: Print the last few data entries
1574
1575 (% _mstvisible="1" %)
1576 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1577
1578 (% _mstvisible="1" %)
1579 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1580
1581
1582 (% _mstvisible="1" %)
1583 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1584
1585 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1586 No downlink commands for feature
1587
1588
1589 (% _mstvisible="1" %)
1590 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1591
1592 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1593 Feature: Clear flash storage for data log feature.
1594
1595 (% _mstvisible="1" %)
1596 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1597
1598 (% _mstvisible="1" %)
1599 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1600
1601
1602 (% _mstvisible="1" %)
1603 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1604
1605 (% _mstvisible="1" %)
1606 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1607
1608 (% _mstvisible="1" %)
1609 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1610
1611 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1612 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.
1613
1614
1615 (% _mstvisible="1" %)
1616 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1617
1618 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1619 The default factory setting is 0
1620
1621 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1622 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1623 (% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK
1624
1625 (% _mstvisible="1" %)
1626 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1627
1628 (% _mstvisible="1" %)
1629 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1630
1631 (% _mstvisible="1" %)
1632 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1633
1634 (% _mstvisible="1" %)
1635 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1636
1637 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1638 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.
1639
1640 (% _mstvisible="1" %)
1641 (((
1642 (% _mstvisible="2" %)
1643 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1644 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1645 )))
1646
1647 (% _mstvisible="1" %)
1648 (((
1649 (% _mstvisible="2" %)
1650 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1651
1652 )))
1653
1654 (% _mstvisible="1" %)
1655 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1656
1657 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1658 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.
1659
1660 (% _mstvisible="1" %)
1661 [[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"]]
1662
1663
1664 (% _mstvisible="1" %)
1665 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1666
1667 (% _mstvisible="1" %)
1668 (((
1669 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1670 (((
1671 (% _msthash="736723" _msttexthash="35479028" %)
1672 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:
1673 [[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]]
1674 )))
1675
1676 (((
1677
1678 )))
1679
1680 (((
1681 (% _msthash="736724" _msttexthash="12045098" %)
1682 A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
1683 )))
1684
1685
1686 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1687 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1688
1689 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1690 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1691
1692 (((
1693 (% _msthash="736725" _msttexthash="9345674" %)
1694 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.
1695 )))
1696
1697 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1698
1699
1700 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1701
1702 (% _msthash="506062" _msttexthash="1187732" %)
1703 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1704
1705 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1706
1707 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1708
1709 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1710
1711
1712 (((
1713 (% _msthash="736726" _msttexthash="67213055" %)
1714 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.
1715 )))
1716
1717 (((
1718 (% _msthash="736727" _msttexthash="1907009" %)
1719 Input password and ATZ to activate LHT65N,As shown below:
1720 )))
1721
1722 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1723
1724
1725 (% _msthash="506066" _msttexthash="544869" %)
1726 AT Command List is as below:
1727
1728 (% _msthash="506067" _msttexthash="361920" %)
1729 AT+<CMD>? :  Help on <CMD>
1730
1731 (% _msthash="506068" _msttexthash="243061" %)
1732 AT+<CMD> :  Run <CMD>
1733
1734 (% _msthash="506069" _msttexthash="704197" %)
1735 AT+<CMD>=<value> :  Set the value
1736
1737 (% _msthash="506070" _msttexthash="455676" %)
1738 AT+<CMD>=? :  Get the value
1739
1740 (% _msthash="506071" _msttexthash="670553" %)
1741 AT+DEBUG:  Set more info output
1742
1743 (% _msthash="506072" _msttexthash="485888" %)
1744 ATZ:  Trig a reset of the MCU
1745
1746 (% _msthash="506073" _msttexthash="2068872" %)
1747 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1748
1749 (% _msthash="506074" _msttexthash="689169" %)
1750 AT+DEUI:  Get or Set the Device EUI
1751
1752 (% _msthash="506075" _msttexthash="960414" %)
1753 AT+DADDR:  Get or Set the Device Address
1754
1755 (% _msthash="506076" _msttexthash="1079897" %)
1756 AT+APPKEY:  Get or Set the Application Key
1757
1758 (% _msthash="506077" _msttexthash="1326143" %)
1759 AT+NWKSKEY:  Get or Set the Network Session Key
1760
1761 (% _msthash="506078" _msttexthash="1573000" %)
1762 AT+APPSKEY:  Get or Set the Application Session Key
1763
1764 (% _msthash="506079" _msttexthash="1041729" %)
1765 AT+APPEUI:  Get or Set the Application EUI
1766
1767 (% _msthash="506080" _msttexthash="2104206" %)
1768 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1769
1770 (% _msthash="506081" _msttexthash="3369288" %)
1771 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1772
1773 (% _msthash="506082" _msttexthash="1894529" %)
1774 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1775
1776 (% _msthash="506083" _msttexthash="3864172" %)
1777 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1778
1779 (% _msthash="506084" _msttexthash="1712204" %)
1780 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1781
1782 (% _msthash="506085" _msttexthash="1281202" %)
1783 AT+RX2FQ:  Get or Set the Rx2 window frequency
1784
1785 (% _msthash="506086" _msttexthash="2796781" %)
1786 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1787
1788 (% _msthash="506087" _msttexthash="3285165" %)
1789 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1790
1791 (% _msthash="506088" _msttexthash="3286179" %)
1792 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1793
1794 (% _msthash="506089" _msttexthash="4703803" %)
1795 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1796
1797 (% _msthash="506090" _msttexthash="4704999" %)
1798 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1799
1800 (% _msthash="506091" _msttexthash="1528683" %)
1801 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1802
1803 (% _msthash="506092" _msttexthash="757185" %)
1804 AT+NWKID:  Get or Set the Network ID
1805
1806 (% _msthash="506093" _msttexthash="1156597" %)
1807 AT+FCU:  Get or Set the Frame Counter Uplink
1808
1809 (% _msthash="506094" _msttexthash="1273987" %)
1810 AT+FCD:  Get or Set the Frame Counter Downlink
1811
1812 (% _msthash="506095" _msttexthash="859222" %)
1813 AT+CLASS:  Get or Set the Device Class
1814
1815 (% _msthash="506096" _msttexthash="384852" %)
1816 AT+JOIN:  Join network
1817
1818 (% _msthash="506097" _msttexthash="548626" %)
1819 AT+NJS:  Get the join status
1820
1821 (% _msthash="506098" _msttexthash="2546206" %)
1822 AT+SENDB:  Send hexadecimal data along with the application port
1823
1824 (% _msthash="506099" _msttexthash="1932307" %)
1825 AT+SEND:  Send text data along with the application port
1826
1827 (% _msthash="506100" _msttexthash="3560557" %)
1828 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1829
1830 (% _msthash="506101" _msttexthash="1429701" %)
1831 AT+RECV:  Print last received data in raw format
1832
1833 (% _msthash="506102" _msttexthash="1735981" %)
1834 AT+VER:  Get current image version and Frequency Band
1835
1836 (% _msthash="506103" _msttexthash="1189474" %)
1837 AT+CFM:  Get or Set the confirmation mode (0-1)
1838
1839 (% _msthash="506104" _msttexthash="1718210" %)
1840 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1841
1842 (% _msthash="506105" _msttexthash="1339403" %)
1843 AT+SNR:  Get the SNR of the last received packet
1844
1845 (% _msthash="506106" _msttexthash="1452009" %)
1846 AT+RSSI:  Get the RSSI of the last received packet
1847
1848 (% _msthash="506107" _msttexthash="2768142" %)
1849 AT+TDC:  Get or set the application data transmission interval in ms
1850
1851 (% _msthash="506108" _msttexthash="1083914" %)
1852 AT+PORT:  Get or set the application port
1853
1854 (% _msthash="506109" _msttexthash="622440" %)
1855 AT+DISAT:  Disable AT commands
1856
1857 (% _msthash="506110" _msttexthash="868361" %)
1858 AT+PWORD:  Set password, max 9 digits
1859
1860 (% _msthash="506111" _msttexthash="2210299" %)
1861 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1862
1863 (% _msthash="506112" _msttexthash="2113462" %)
1864 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1865
1866 (% _msthash="506113" _msttexthash="2087423" %)
1867 AT+PDTA:  Print the sector data from start page to stop page
1868
1869 (% _msthash="506114" _msttexthash="1063127" %)
1870 AT+PLDTA:  Print the last few sets of data
1871
1872 (% _msthash="506115" _msttexthash="1999426" %)
1873 AT+CLRDTA:  Clear the storage, record position back to 1st
1874
1875 (% _msthash="506116" _msttexthash="442130" %)
1876 AT+SLEEP:  Set sleep mode
1877
1878 (% _msthash="506117" _msttexthash="1080222" %)
1879 AT+EXT:  Get or Set external sensor model
1880
1881 (% _msthash="506118" _msttexthash="1309490" %)
1882 AT+BAT:  Get the current battery voltage in mV
1883
1884 (% _msthash="506119" _msttexthash="813891" %)
1885 AT+CFG:  Print all configurations
1886
1887 (% _msthash="506120" _msttexthash="551707" %)
1888 AT+WMOD:  Get or Set Work Mode
1889
1890 (% _msthash="506121" _msttexthash="2631499" %)
1891 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1892
1893 (% _msthash="506122" _msttexthash="3907150" %)
1894 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1895
1896 (% _msthash="506123" _msttexthash="854620" %)
1897 AT+SETCNT:  Set the count at present
1898
1899 (% _msthash="506124" _msttexthash="2554877" %)
1900 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1901
1902 (% _msthash="506125" _msttexthash="771849" %)
1903 AT+RPL:  Get or set response level
1904
1905 (% _msthash="506126" _msttexthash="1484314" %)
1906 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1907
1908 (% _msthash="506127" _msttexthash="741728" %)
1909 AT+LEAPSEC:  Get or Set Leap Second
1910
1911 (% _msthash="506128" _msttexthash="1694017" %)
1912 AT+SYNCMOD:  Get or Set time synchronization method
1913
1914 (% _msthash="506129" _msttexthash="2235948" %)
1915 AT+SYNCTDC:  Get or set time synchronization interval in day
1916
1917 (% _msthash="506130" _msttexthash="425542" %)
1918 AT+PID:  Get or set the PID
1919
1920
1921 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1922
1923 (% _msthash="506131" _msttexthash="14585714" %)
1924 AT commands：
1925
1926 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1927
1928 (% _msthash="506132" _msttexthash="337922" %)
1929 Downlink commands:
1930
1931
1932 (% _msthash="506133" _msttexthash="33046" %)
1933 **TTN:**
1934
1935 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1936
1937
1938 (% _msthash="506134" _msttexthash="11113791" %)
1939 **Helium：**
1940
1941 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1942
1943
1944 (% _msthash="506135" _msttexthash="4159844" %)
1945 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1946
1947 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1948
1949 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1950
1951
1952 (% _msthash="506136" _msttexthash="39286" %)
1953 **Aws:**
1954
1955 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1956
1957
1958 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1959
1960 [[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"]]
1961
1962
1963 (% _msthash="536757" _msttexthash="1874951" %)
1964 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1965
1966 [[image:image-20220615153355-1.png]]
1967
1968 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1969
1970 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1971
1972 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1973
1974 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1975
1976
1977 (((
1978 (% _msthash="736728" _msttexthash="67213055" %)
1979 (((
1980 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:red" %)**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.
1981 )))
1982 )))
1983
1984 (((
1985 (% _msthash="736729" _msttexthash="1907009" %)
1986 Input password and ATZ to activate LHT65N,As shown below:
1987
1988 [[image:image-20220615154519-3.png]]
1989
1990
1991 )))
1992
1993 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1994
1995 [[image:image-20220615153355-1.png]]
1996
1997 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1998
1999 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
2000
2001 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
2002
2003 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
2004
2005
2006 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2007
2008 [[image:image-20220615170542-5.png]]
2009
2010
2011 (% _msthash="506146" _msttexthash="52173160" %)
2012 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2013
2014
2015 (% _msthash="506147" _msttexthash="188083584" %)
2016 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2017
2018 [[image:image-20220615171334-6.png]]
2019
2020
2021 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2022
2023
2024 )))
2025
2026 (% _mstvisible="1" %)
2027 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2028
2029 (% _mstvisible="1" %)
2030 (((
2031 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2032 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2033 )))
2034
2035 (% _mstvisible="1" %)
2036 (((
2037 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2038 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2039 )))
2040
2041 (% _mstvisible="1" %)
2042 * (% _mstvisible="3" %)
2043 (((
2044 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2045 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2046 )))
2047 * (% _mstvisible="3" %)
2048 (((
2049 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2050 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2051 )))
2052 * (% _mstvisible="3" %)
2053 (((
2054 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2055 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2056 )))
2057 * (% _mstvisible="3" %)
2058 (((
2059 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2060 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2061 )))
2062 * (% _mstvisible="3" %)
2063 (((
2064 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2065 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2066 )))
2067 * (% _mstvisible="3" %)
2068 (((
2069 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2070 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2071 )))
2072 * (% _mstvisible="3" %)
2073 (((
2074 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2075 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2076 )))
2077 * (% _mstvisible="3" %)
2078 (((
2079 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2080 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2081 )))
2082
2083 (% _mstvisible="1" %)
2084 (((
2085 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2086 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2087 )))
2088
2089 (% _mstvisible="1" %)
2090 * (% _mstvisible="3" %)
2091 (((
2092 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2093 (% style="color:red" %)**E3**(%%): External Temperature Probe
2094
2095
2096 )))
2097
2098 (% _mstvisible="1" %)
2099 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2100
2101 (% _mstvisible="1" %)
2102 (((
2103 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2104
2105
2106 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2107 (% _mstvisible="3" %)**Package Includes**(%%):
2108 )))
2109
2110 (% _mstvisible="1" %)
2111 * (% _mstvisible="3" %)
2112 (((
2113 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2114 LHT65N Temperature & Humidity Sensor x 1
2115 )))
2116 * (% _mstvisible="3" %)
2117 (((
2118 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2119 Optional external sensor
2120 )))
2121
2122 (% _mstvisible="1" %)
2123 (((
2124 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2125 (% _mstvisible="3" %)**Dimension and weight**(%%):
2126 )))
2127
2128 (% _mstvisible="1" %)
2129 * (% _mstvisible="3" %)
2130 (((
2131 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2132 Device Size:  10 x 10 x 3.5 cm
2133 )))
2134 * (% _mstvisible="3" %)
2135 (((
2136 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2137 Device Weight: 120.5g
2138 )))
2139
2140 (% _mstvisible="3" %)
2141 (((
2142
2143 )))
2144
2145 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2146
2147 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
2148
2149
2150 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2151
2152 (% _mstvisible="1" %)
2153 (((
2154 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2155 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2156 )))
2157
2158 (% _mstvisible="1" %)
2159 (((
2160 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2161 (1) This device may not cause harmful interference；
2162 )))
2163
2164 (% _mstvisible="1" %)
2165 (((
2166 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2167 (2) this device must accept any interference received, including interference that may cause undesired operation.
2168 )))

Applications

Navigation

Copyright ©2010-2022 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0