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Version 147.17 by Xiaoling on 2022/06/17 14:58
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9 (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
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11 {{toc/}}
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17 = (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
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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 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" %)**.**
26 )))
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28 (% _mstvisible="1" %)
29 (((
30 (% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
31 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.
32 )))
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34 (% _mstvisible="1" %)
35 (((
36 (% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
37 LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
38 )))
39
40 (% _mstvisible="1" %)
41 (((
42 (% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
43 LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
44 )))
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46 (% _mstvisible="1" %)
47 (((
48 (% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
49 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.
50 )))
51
52 (% _mstvisible="1" %)
53 (((
54 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
55 *The actual battery life depends on how often to send data, please see the battery analyzer chapter.
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57 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58
59 )))
60
61 (% _mstvisible="1" %)
62 == (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
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64 (% _mstvisible="1" %)
65 * Wall mountable
66 * LoRaWAN v1.0.3 Class A protocol
67 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
68 * AT Commands to change parameters
69 * Remote configure parameters via LoRaWAN Downlink
70 * Firmware upgradeable via program port
71 * Built-in 2400mAh battery for up to 10 years of use.
72 * Built-in Temperature & Humidity sensor
73 * Optional External Sensors
74 * Tri-color LED to indicate working status
75 * Datalog feature
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77 (% _mstvisible="1" %)
78 == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
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80 (% _mstvisible="1" %)
81 (((
82 (% _mstvisible="2" %)
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86 (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
87 )))
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89 (% _mstvisible="1" %)
90 * (% _mstvisible="3" %)
91 (((
92 (% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
93 Resolution: 0.01 °C
94 )))
95 * (% _mstvisible="3" %)
96 (((
97 (% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
98 Accuracy Tolerance : Typ ±0.3 °C
99 )))
100 * (% _mstvisible="3" %)
101 (((
102 (% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
103 Long Term Drift: < 0.02 °C/yr
104 )))
105 * (% _mstvisible="3" %)
106 (((
107 (% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
108 Operating Range: -40 ~~ 85 °C
109 )))
110
111 (% _mstvisible="1" %)
112 (((
113 (% _mstvisible="2" %)
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116 (% _mstvisible="2" %)
117 (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
118 )))
119
120 (% _mstvisible="1" %)
121 * (% _mstvisible="3" %)
122 (((
123 (% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
124 Resolution: 0.04 %RH
125 )))
126 * (% _mstvisible="3" %)
127 (((
128 (% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
129 Accuracy Tolerance : Typ ±3 %RH
130 )))
131 * (% _mstvisible="3" %)
132 (((
133 (% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
134 Long Term Drift: < 0.02 °C/yr
135 )))
136 * (% _mstvisible="3" %)
137 (((
138 (% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
139 Operating Range: 0 ~~ 96 %RH
140 )))
141
142 (% _mstvisible="1" %)
143 (((
144 (% _mstvisible="2" %)
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147 (% _mstvisible="2" %)
148 (% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
149 )))
150
151 (% _mstvisible="1" %)
152 * (% _mstvisible="3" %)
153 (((
154 (% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
155 Resolution: 0.0625 °C
156 )))
157 * (% _mstvisible="3" %)
158 (((
159 (% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
160 ±0.5°C accuracy from -10°C to +85°C
161 )))
162 * (% _mstvisible="3" %)
163 (((
164 (% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
165 ±2°C accuracy from -55°C to +125°C
166 )))
167 * (% _mstvisible="3" %)
168 (((
169 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
170 Operating Range: -55 °C ~~ 125 °C
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173 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
174
175 )))
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177 (% _mstvisible="1" %)
178 = (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
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180 (% _mstvisible="1" %)
181 == (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
182
183 (% _mstvisible="1" %)
184 (((
185 (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
186 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.
187 )))
188
189 (% _mstvisible="1" %)
190 (((
191 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
192 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.
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194 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
195
196 )))
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198 (% _mstvisible="1" %)
199 == (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
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201 (% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
202 The LHT65N has two working modes:
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205 * **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
206 * **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, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
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208 (% _mstvisible="1" %)
209 (((
210 (% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
211 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
212 )))
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214 (% _mstvisible="1" %)
215 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
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217 (% _mstvisible="1" %)
218 [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
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221 (% _mstvisible="1" %)
222 == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
223
224 (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
225 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.
226
227 (% _mstvisible="1" class="wikigeneratedid" %)
228 [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
229
230 (% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
231 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:
232
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234 (% _mstvisible="1" %)
235 === (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
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237 (% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
238 Create a device in TTN V3 with the OTAA keys from LHT65N.
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240 (% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
241 Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
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243 (% _mstvisible="1" %)
244 [[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
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246 (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
247 User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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249 (% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
250 Add APP EUI in the application.
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252 (% _mstvisible="1" %)
253 [[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
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255 (% _mstvisible="1" %)
256 [[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
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258 (% _mstvisible="1" %)
259 [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
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261 (% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
262 Note: LHT65N use same payload as LHT65.
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264 (% _mstvisible="1" %)
265 [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
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268 (% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
269 Input APP EUI,  APP KEY and DEV EUI:
270
271 (% _mstvisible="1" %)
272 [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
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276 (% _mstvisible="1" %)
277 === (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
278
279 (% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
280 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.
281
282 (% _mstvisible="1" %)
283 [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
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287 (% _mstvisible="1" %)
288 == (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
289
290 (% _msthash="315249" _msttexthash="7722962" _mstvisible="1" %)
291 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.
292
293 (% _msthash="315250" _msttexthash="1322711" _mstvisible="1" %)
294 After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
295
296 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
297 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
298 (((
299 (% _mstvisible="6" %)
300 (% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
301 )))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
302 (((
303 (% _mstvisible="6" %)
304 (% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
305 )))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
306 (((
307 (% _mstvisible="6" %)
308 (% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
309 )))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
310 (((
311 (% _mstvisible="6" %)
312 (% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
313 )))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
314 (((
315 (% _mstvisible="6" %)
316 (% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
317 )))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
318 (((
319 (% _mstvisible="6" %)
320 (% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
321 )))
322 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
323 (((
324 (% _mstvisible="6" %)
325 (% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
326 )))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
327 (((
328 (% _mstvisible="6" %)
329 [[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
330 )))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
331 (((
332 (% _mstvisible="6" %)
333 (((
334 (% _mstvisible="7" %)
335 [[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
336 )))
337 )))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
338 (((
339 (% _mstvisible="6" %)
340 (((
341 (% _mstvisible="7" %)
342 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
343 )))
344
345 (% _mstvisible="6" %)
346 (((
347 (% _mstvisible="7" %)
348 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
349 )))
350 )))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
351 (((
352 (% _mstvisible="6" %)
353 [[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
354 )))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
355 (((
356 (% _mstvisible="6" %)
357 [[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
358 )))
359
360 (% _mstvisible="1" %)
361 * The First 6 bytes: has fix meanings for every LHT65N.
362 * The 7th byte (EXT #): defines the external sensor model.
363 * 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.)
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365 (% _mstvisible="1" %)
366 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
367
368 (% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
369 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.
370
371 (% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
372 Below is the position to put the decoder and LHT65N decoder can be download from here:
373
374 (% _mstvisible="1" %)
375 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
376
377 (% _mstvisible="1" %)
378 [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
379
380
381
382 (% _mstvisible="1" %)
383 === (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
384
385 (% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
386 These two bytes of BAT include the battery state and the actually voltage
387
388 (% _mstvisible="1" %)
389 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
390
391 (% _mstvisible="1" %)
392 [[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
393
394 (% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
395 Check the battery voltage for LHT65N.
396
397 (% _mstvisible="1" %)
398 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
399 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
400
401 (% _mstvisible="1" %)
402 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
403
404 (% _mstvisible="1" %)
405 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
406
407 (% _mstvisible="1" %)
408 * Temperature:  0x0ABB/100=27.47℃
409
410 (% _mstvisible="1" %)
411 [[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
412
413 (% _mstvisible="1" %)
414 * Temperature:  (0xF5C6-65536)/100=-26.18℃
415
416 (% _mstvisible="1" %)
417 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
418
419 (% _mstvisible="1" %)
420 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
421
422 (% _mstvisible="1" %)
423 * Humidity:    0x025C/10=60.4%
424
425 (% _mstvisible="1" %)
426 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
427
428 (% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
429 Bytes for External Sensor:
430
431 (% _mstvisible="1" %)
432 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
433
434
435 (% _mstvisible="1" %)
436 === (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
437
438 (% _mstvisible="1" %)
439 ==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
440
441 (% _mstvisible="1" %)
442 [[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
443
444
445 (% _mstvisible="1" %)
446 * DS18B20 temp=0x0ADD/100=27.81℃
447
448 (% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
449 The last 2 bytes of data are meaningless
450
451 (% _mstvisible="1" %)
452 [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
453
454
455 (% _mstvisible="1" %)
456 * External temperature= (0xF54F-65536)/100=-27.37℃
457
458 (% _mstvisible="1" %)
459 (((
460 (% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
461 The last 2 bytes of data are meaningless
462 )))
463
464 (% _mstvisible="1" %)
465 (((
466 (% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
467 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
468 )))
469
470
471
472 (% _mstvisible="1" %)
473 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
474
475 (% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
476 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:
477
478 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
479 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
480 (((
481 (% _mstvisible="6" %)
482 (% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
483 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
484 (((
485 (% _mstvisible="6" %)
486 (% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
487 )))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
488 (((
489 (% _mstvisible="6" %)
490 (% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
491 )))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
492 (((
493 (% _mstvisible="6" %)
494 (% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
495 )))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
496 (((
497 (% _mstvisible="6" %)
498 (% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
499 )))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
500 (((
501 (% _mstvisible="6" %)
502 (% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
503 )))
504 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
505 (((
506 (% _mstvisible="6" %)
507 (% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
508 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
509 (((
510 (% _mstvisible="6" %)
511 [[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
512 )))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
513 (((
514 (% _mstvisible="6" %)
515 (((
516 (% _mstvisible="7" %)
517 [[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
518 )))
519
520 (% _mstvisible="6" %)
521 (((
522 (% _mstvisible="7" %)
523 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
524 )))
525 )))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
526 (((
527 (% _mstvisible="6" %)
528 (((
529 (% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
530 BAT Status &
531 )))
532
533 (% _mstvisible="6" %)
534 (((
535 (% _mstvisible="7" %)
536 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
537 )))
538 )))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
539 (((
540 (% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
541 Status & Ext
542 )))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
543 (((
544 (% _mstvisible="6" %)
545 (((
546 (% _mstvisible="7" %)
547 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
548 )))
549 )))
550
551 (% _mstvisible="1" %)
552 * (% _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**
553
554 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
555 (% _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]
556 (% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
557 (((
558 (% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
559 BAT Status
560
561 (% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
562 00(b): Ultra Low ( BAT <= 2.50v)
563
564 (% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
565 01(b): Low  (2.50v <=BAT <= 2.55v)
566
567 (% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
568 10(b): OK   (2.55v <= BAT <=2.65v)
569
570 (% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
571 11(b): Good   (BAT >= 2.65v)
572 )))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
573 (((
574 (% _mstvisible="6" %)
575 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
576
577 (% _mstvisible="6" %)
578
579 )))
580
581 (% _mstvisible="1" %)
582 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
583
584 (% _mstvisible="1" %)
585 [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
586
587 (% _mstvisible="1" %)
588 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
589 * 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.
590 * 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)
591
592 (% _mstvisible="1" %)
593 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
594
595 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
596 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:
597
598 (% _mstvisible="1" %)
599 (((
600 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
601 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
602 )))
603
604 (% _mstvisible="1" %)
605 (((
606 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
607 (% _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.
608 )))
609
610 (% _mstvisible="1" %)
611 (((
612 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
613 Add Datacake:
614 )))
615
616 (% _mstvisible="1" %)
617 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
618
619
620 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
621 Select default key as Access Key:
622
623 (% _mstvisible="1" %)
624 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
625
626 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
627 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
628
629 (% _mstvisible="1" %)
630 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
631
632 (% _mstvisible="1" %)
633 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
634
635
636
637 (% _mstvisible="1" %)
638 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
639
640 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
641 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.
642
643
644 (% _mstvisible="1" %)
645 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
646
647 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
648 There are two methods:
649
650 (% _mstvisible="1" %)
651 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
652 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.
653
654
655
656 (% _mstvisible="1" %)
657 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
658
659 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
660 LHT65N uses Unix TimeStamp format based on
661
662 (% _mstvisible="1" %)
663 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
664
665
666 (% _mstvisible="1" %)
667 (((
668 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
669 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
670 )))
671
672 (% _mstvisible="1" %)
673 (((
674 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
675 Below is the converter example
676 )))
677
678 (% _mstvisible="1" %)
679 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
680
681 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
682 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
683
684
685 (% _mstvisible="1" %)
686 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
687
688 (% _mstvisible="1" %)
689 (((
690 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
691 There are two ways to set device’s time:
692 )))
693
694 (% _mstvisible="1" %)
695 (((
696 (% _mstvisible="2" %)
697 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
698 )))
699
700 (% _mstvisible="1" %)
701 (((
702 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
703 User need to set SYNCMOD=1 to enable sync time via MAC command.
704 )))
705
706 (% _mstvisible="1" %)
707 (((
708 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
709 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).
710 )))
711
712 (% _mstvisible="1" %)
713 (((
714 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
715 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.
716 )))
717
718 (% _mstvisible="1" %)
719 (((
720 (% _mstvisible="2" %)
721
722 )))
723
724 (% _mstvisible="1" %)
725 (((
726 (% _mstvisible="2" %)
727 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
728 )))
729
730 (% _mstvisible="1" %)
731 (((
732 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
733 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
734
735 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
736
737 )))
738
739 (% _mstvisible="1" %)
740 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
741
742 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
743 User can poll sensor value based on timestamps from the server. Below is the downlink command.
744
745 (% _mstvisible="1" %)
746 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
747
748 (% _mstvisible="1" %)
749 (((
750 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
751 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.
752 )))
753
754 (% _mstvisible="1" %)
755 (((
756 (% _mstvisible="2" %)
757 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
758 )))
759
760 (% _mstvisible="1" %)
761 (((
762 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
763 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
764 )))
765
766 (% _mstvisible="1" %)
767 (((
768 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
769 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
770 )))
771
772
773 (% _mstvisible="1" %)
774 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
775
776 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
777 The Datalog poll reply uplink will use below payload format.
778
779 (% _mstvisible="1" %)
780 (((
781 (% _mstvisible="2" %)
782 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
783 )))
784
785 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
786 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
787 (((
788 (% _mstvisible="6" %)
789 (((
790 (% _mstvisible="7" %)
791 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
792 )))
793 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
794 (((
795 (% _mstvisible="6" %)
796 (((
797 (% _mstvisible="7" %)
798 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
799 )))
800 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
801 (((
802 (% _mstvisible="6" %)
803 (((
804 (% _mstvisible="7" %)
805 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
806 )))
807 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
808 (((
809 (% _mstvisible="6" %)
810 (((
811 (% _mstvisible="7" %)
812 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
813 )))
814 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
815 (((
816 (% _mstvisible="6" %)
817 (((
818 (% _mstvisible="7" %)
819 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
820 )))
821 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
822 (((
823 (% _mstvisible="6" %)
824 (((
825 (% _mstvisible="7" %)
826 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
827 )))
828 )))
829 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
830 (((
831 (% _mstvisible="6" %)
832 (((
833 (% _mstvisible="7" %)
834 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
835 )))
836 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
837 (((
838 (% _mstvisible="6" %)
839 (((
840 (% _mstvisible="7" %)
841 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
842 )))
843 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
844 (((
845 (% _mstvisible="6" %)
846 (((
847 (% _mstvisible="7" %)
848 (((
849 (% _mstvisible="8" %)
850 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
851 )))
852 )))
853
854 (% _mstvisible="6" %)
855 (((
856 (% _mstvisible="7" %)
857 (((
858 (% _mstvisible="8" %)
859 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
860 )))
861 )))
862 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
863 (((
864 (% _mstvisible="6" %)
865 (((
866 (% _mstvisible="7" %)
867 (((
868 (% _mstvisible="8" %)
869 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
870 )))
871 )))
872
873 (% _mstvisible="6" %)
874 (((
875 (% _mstvisible="7" %)
876 (((
877 (% _mstvisible="8" %)
878 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
879 )))
880 )))
881 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
882 (((
883 (% _mstvisible="6" %)
884 (((
885 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
886 Poll message flag & Ext
887 )))
888 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
889 (((
890 (% _mstvisible="6" %)
891 (((
892 (% _mstvisible="7" %)
893 (((
894 (% _mstvisible="8" %)
895 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
896 )))
897 )))
898
899 (% _mstvisible="6" %)
900 (((
901 (% _mstvisible="7" %)
902 (((
903 (% _mstvisible="8" %)
904
905 )))
906 )))
907 )))
908
909 (% _mstvisible="1" %)
910 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
911
912 (% _mstvisible="1" %)
913 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
914
915 (% _mstvisible="1" %)
916 (((
917 (% _mstvisible="2" %)
918 (((
919 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
920 Poll Message Flag: 1: This message is a poll message reply.
921 )))
922 )))
923
924 (% _mstvisible="1" %)
925 * (% _mstvisible="3" %)
926 (((
927 (% _mstvisible="4" %)
928 (((
929 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
930 Poll Message Flag is set to 1.
931 )))
932 )))
933 * (% _mstvisible="3" %)
934 (((
935 (% _mstvisible="4" %)
936 (((
937 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
938 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
939 )))
940 )))
941
942 (% _mstvisible="1" %)
943 (((
944 (% _mstvisible="2" %)
945 (((
946 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
947
948
949 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
950 For example, in US915 band, the max payload for different DR is:
951 )))
952 )))
953
954 (% _mstvisible="1" %)
955 (((
956 (% _mstvisible="2" %)
957 (((
958 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
959 a) DR0: max is 11 bytes so one entry of data
960 )))
961 )))
962
963 (% _mstvisible="1" %)
964 (((
965 (% _mstvisible="2" %)
966 (((
967 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
968 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
969 )))
970 )))
971
972 (% _mstvisible="1" %)
973 (((
974 (% _mstvisible="2" %)
975 (((
976 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
977 c) DR2: total payload includes 11 entries of data
978 )))
979 )))
980
981 (% _mstvisible="1" %)
982 (((
983 (% _mstvisible="2" %)
984 (((
985 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
986 d) DR3: total payload includes 22 entries of data.
987 )))
988 )))
989
990 (% _mstvisible="1" %)
991 (((
992 (% _mstvisible="2" %)
993 (((
994 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
995 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
996 )))
997 )))
998
999
1000 (% _mstvisible="1" style="text-align: left;" %)
1001 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1002
1003 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1004 If LHT65N has below data inside Flash:
1005
1006 (% _mstvisible="1" %)
1007 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1008
1009 (% _mstvisible="1" %)
1010 (((
1011 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1012 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1013 )))
1014
1015 (% _mstvisible="1" %)
1016 (((
1017 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1018 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1019 )))
1020
1021 (% _mstvisible="1" %)
1022 (((
1023 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1024 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1025 )))
1026
1027 (% _mstvisible="1" %)
1028 (((
1029 (% _mstvisible="2" %)
1030
1031 )))
1032
1033 (% _mstvisible="1" %)
1034 (((
1035 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1036 LHT65N will uplink this payload.
1037 )))
1038
1039 (% _mstvisible="1" %)
1040 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1041
1042 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1043 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1044
1045 (% _msthash="315237" _msttexthash="1385839" %)
1046 Where the first 11 bytes is for the first entry:
1047
1048 (% _msthash="315238" _msttexthash="274846" %)
1049 7FFF089801464160065F97
1050
1051 (% _msthash="315239" _msttexthash="617435" %)
1052 Ext sensor data=0x7FFF/100=327.67
1053
1054 (% _msthash="315240" _msttexthash="270543" %)
1055 Temp=0x0898/100=22.00
1056
1057 (% _msthash="315241" _msttexthash="211783" %)
1058 Hum=0x0146/10=32.6
1059
1060 (% _msthash="315242" _msttexthash="1569776" %)
1061 poll message flag & Ext=0x41,means reply data,Ext=1
1062
1063 (% _msthash="315243" _msttexthash="1120509" %)
1064 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1065
1066
1067 (% _mstvisible="1" style="text-align: left;" %)
1068 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1069
1070 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1071 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.
1072
1073 (% _mstvisible="1" %)
1074 (((
1075 (% _mstvisible="2" style="text-align: left;" %)
1076 (% _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.
1077 )))
1078
1079 (% _mstvisible="1" style="text-align: left;" %)
1080 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1081
1082 (% _mstvisible="1" class="box infomessage" %)
1083 (((
1084 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1085 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1086
1087 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1088 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1089
1090 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1091 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1092
1093 (% _mstvisible="2" style="text-align: left;" %)
1094 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1095
1096 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1097 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1098 )))
1099
1100
1101
1102 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1103 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1104
1105 (% _mstvisible="1" %)
1106 (((
1107 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1108 The LHT65 has a triple color LED which for easy showing different stage .
1109
1110 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1111 While user press ACT button, the LED will work as per LED status with ACT button.
1112 )))
1113
1114 (% _mstvisible="1" %)
1115 (((
1116 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1117 In a normal working state:
1118 )))
1119
1120 (% _mstvisible="1" %)
1121 * (% _mstvisible="3" %)
1122 (((
1123 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1124 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1125
1126 (% _msthash="197771" _msttexthash="1202526" %)
1127 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1128 )))
1129 * (% _mstvisible="3" %)
1130 (((
1131 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1132 RED LED when external sensor is not connected
1133 )))
1134 * (% _mstvisible="3" %)
1135 (((
1136 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1137 For each success downlink, the PURPLE LED will blink once
1138
1139
1140
1141 )))
1142
1143 (% _mstvisible="1" style="text-align: left;" %)
1144 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1145
1146 (% _mstvisible="1" %)
1147 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1148
1149
1150 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1151 = (% _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(%%) =
1152
1153 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1154 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1155
1156 (% _mstvisible="1" %)
1157 [[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"]]
1158
1159
1160 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1161 Temperature sensor with 2 meters cable long
1162
1163 (% _mstvisible="1" %)
1164 * Resolution: 0.0625 °C
1165 * ±0.5°C accuracy from -10°C to +85°C
1166 * ±2°C accuracy from -55°C to +125°C
1167 * Operating Range: -40 ~~ 125 °C
1168 * -55°C to 125°C
1169 * Working voltage 2.35v ~~ 5v
1170
1171
1172
1173 (% _mstvisible="1" style="text-align: left;" %)
1174 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1175
1176 (% _mstvisible="1" %)
1177 (((
1178 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1179 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1180 )))
1181
1182 (% _mstvisible="1" %)
1183 * (% _mstvisible="3" %)
1184 (((
1185 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1186 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1187 )))
1188 * (% _mstvisible="3" %)
1189 (((
1190 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1191 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1192 )))
1193
1194 (% _mstvisible="1" %)
1195 (((
1196 (% _mstvisible="2" style="text-align: left;" %)
1197
1198 )))
1199
1200 (% _mstvisible="1" %)
1201 (((
1202 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1203 There are two kinds of commands to configure LHT65N, they are:
1204 )))
1205
1206 (% _mstvisible="1" %)
1207 (((
1208 (% _mstvisible="2" style="text-align: left;" %)
1209 (% _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" %).
1210 )))
1211
1212 (% _mstvisible="1" %)
1213 (((
1214 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1215 These commands are to configure:
1216 )))
1217
1218 (% _mstvisible="1" %)
1219 * (% _mstvisible="3" %)
1220 (((
1221 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1222 General system settings like: uplink interval.
1223 )))
1224 * (% _mstvisible="3" %)
1225 (((
1226 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1227 LoRaWAN protocol & radio-related commands.
1228 )))
1229
1230 (% _mstvisible="1" %)
1231 (((
1232 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1233 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]]
1234 )))
1235
1236 (% _mstvisible="1" %)
1237 (((
1238 (% _mstvisible="2" style="text-align: left;" %)
1239
1240 )))
1241
1242 (% _mstvisible="1" %)
1243 (((
1244 (% _mstvisible="2" style="text-align: left;" %)
1245 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1246 )))
1247
1248 (% _mstvisible="1" %)
1249 (((
1250 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1251 These commands are only valid for LHT65N, as below:
1252
1253
1254 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1255
1256 )))
1257
1258 (% _mstvisible="1" style="text-align: left;" %)
1259 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1260
1261 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1262 Feature: Change LoRaWAN End Node Transmit Interval.
1263
1264 (% _mstvisible="1" style="text-align: left;" %)
1265 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1266
1267 (% _mstvisible="1" %)
1268 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1269
1270 (% _mstvisible="1" %)
1271 (((
1272 (% _mstvisible="2" style="text-align: left;" %)
1273
1274
1275 (% _mstvisible="2" style="text-align: left;" %)
1276 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1277 )))
1278
1279 (% _mstvisible="1" %)
1280 (((
1281 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1282 Format: Command Code (0x01) followed by 3 bytes time value.
1283 )))
1284
1285 (% _mstvisible="1" %)
1286 (((
1287 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1288 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1289 )))
1290
1291 (% _mstvisible="1" %)
1292 * (% _mstvisible="3" %)
1293 (((
1294 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1295 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1296 )))
1297 * (% _mstvisible="3" %)
1298 (((
1299 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1300 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1301
1302
1303 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1304
1305 )))
1306
1307 (% _mstvisible="1" style="text-align: left;" %)
1308 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1309
1310 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1311 Feature: Change External Sensor Mode.
1312
1313 (% _mstvisible="1" style="text-align: left;" %)
1314 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1315
1316 (% _mstvisible="1" %)
1317 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1318
1319 (% _mstvisible="1" %)
1320 (((
1321 (% _mstvisible="2" style="text-align: left;" %)
1322
1323
1324 (% _mstvisible="2" style="text-align: left;" %)
1325 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1326 )))
1327
1328 (% _mstvisible="1" %)
1329 (((
1330 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1331 Total bytes: 2 ~~ 5 bytes
1332 )))
1333
1334 (% _mstvisible="1" %)
1335 (((
1336 (% _mstvisible="2" %)
1337 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1338 )))
1339
1340 (% _mstvisible="1" %)
1341 * (% _mstvisible="3" %)
1342 (((
1343 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1344 0xA201: Set external sensor type to E1
1345 )))
1346 * (% _mstvisible="3" %)
1347 (((
1348 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1349 0xA209: Same as AT+EXT=9
1350 )))
1351 * (% _mstvisible="3" %)
1352 (((
1353 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1354 0xA20702003c,Same as AT+SETCNT=60
1355
1356
1357 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1358
1359 )))
1360
1361 (% _mstvisible="1" style="text-align: left;" %)
1362 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1363
1364 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1365 Feature: If PID is enabled, device will send the temperature probe ID on:
1366
1367 (% _mstvisible="1" %)
1368 * First Packet after OTAA Join
1369 * Every 24 hours since the first packet.
1370
1371 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1372 PID is default set to disable (0)
1373
1374 (% _mstvisible="1" style="text-align: left;" %)
1375 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1376
1377 (% _mstvisible="1" %)
1378 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1379
1380
1381 (% _mstvisible="1" style="text-align: left;" %)
1382 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1383
1384 (% _mstvisible="1" %)
1385 * 0xA800  **~-~->** AT+PID=0
1386 * 0xA801     **~-~->** AT+PID=1
1387
1388
1389
1390 (% _mstvisible="1" style="text-align: left;" %)
1391 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1392
1393 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1394 Feature: Set device password, max 9 digits
1395
1396 (% _mstvisible="1" style="text-align: left;" %)
1397 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1398
1399 (% _mstvisible="1" %)
1400 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1401
1402 (% _mstvisible="1" %)
1403 (((
1404 (% _mstvisible="2" style="text-align: left;" %)
1405
1406
1407 (% _mstvisible="2" style="text-align: left;" %)
1408 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1409 )))
1410
1411 (% _mstvisible="1" %)
1412 (((
1413 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1414 No downlink command for this feature.
1415
1416 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1417
1418 )))
1419
1420 (% _mstvisible="1" style="text-align: left;" %)
1421 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1422
1423 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1424 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1425
1426 (% _mstvisible="1" style="text-align: left;" %)
1427 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1428
1429 (% _mstvisible="1" %)
1430 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1431
1432
1433 (% _mstvisible="1" style="text-align: left;" %)
1434 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1435
1436 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1437 No downlink command for this feature.
1438
1439
1440 (% _mstvisible="1" style="text-align: left;" %)
1441 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1442
1443 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1444 Feature: Set device to sleep mode
1445
1446 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1447 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1448
1449 (% _mstvisible="1" style="text-align: left;" %)
1450 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1451
1452 (% _mstvisible="1" %)
1453 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1454
1455 (% _mstvisible="1" %)
1456 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1457
1458 (% _mstvisible="1" %)
1459 * There is no downlink command to set to Sleep mode.
1460
1461
1462
1463 (% _mstvisible="1" %)
1464 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1465
1466 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1467 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1468
1469 (% _mstvisible="1" %)
1470 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1471
1472 (% _mstvisible="1" %)
1473 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1474
1475
1476 (% _mstvisible="1" %)
1477 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1478
1479 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1480 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1481
1482
1483 (% _mstvisible="1" %)
1484 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1485
1486 (% _mstvisible="1" %)
1487 (((
1488 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1489 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1490 )))
1491
1492 (% _mstvisible="1" %)
1493 (((
1494 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1495 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.
1496 )))
1497
1498 (% _mstvisible="1" %)
1499 (((
1500 (% _mstvisible="2" %)
1501 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1502 )))
1503
1504 (% _mstvisible="1" %)
1505 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1506
1507
1508 (% _mstvisible="1" %)
1509 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1510
1511 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1512 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1513
1514 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1515 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1516
1517
1518 (% _mstvisible="1" %)
1519 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1520
1521 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1522 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1523
1524 (% _mstvisible="1" %)
1525 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1526
1527 (% _mstvisible="1" %)
1528 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1529
1530
1531 (% _mstvisible="1" %)
1532 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1533
1534 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1535 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1536
1537
1538 (% _mstvisible="1" %)
1539 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1540
1541 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1542 Feature: Print the sector data from start page to stop page (max is 416 pages).
1543
1544 (% _mstvisible="1" %)
1545 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1546
1547 (% _mstvisible="1" %)
1548 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1549
1550
1551 (% _mstvisible="1" %)
1552 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1553
1554 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1555 No downlink commands for feature
1556
1557
1558 (% _mstvisible="1" %)
1559 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1560
1561 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1562 Feature: Print the last few data entries
1563
1564 (% _mstvisible="1" %)
1565 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1566
1567 (% _mstvisible="1" %)
1568 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1569
1570
1571 (% _mstvisible="1" %)
1572 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1573
1574 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1575 No downlink commands for feature
1576
1577
1578 (% _mstvisible="1" %)
1579 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1580
1581 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1582 Feature: Clear flash storage for data log feature.
1583
1584 (% _mstvisible="1" %)
1585 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1586
1587 (% _mstvisible="1" %)
1588 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1589
1590
1591 (% _mstvisible="1" %)
1592 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1593
1594 (% _mstvisible="1" %)
1595 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1596
1597
1598
1599 (% _mstvisible="1" %)
1600 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1601
1602 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1603 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.
1604
1605
1606 (% _mstvisible="1" %)
1607 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1608
1609 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1610 The default factory setting is 0
1611
1612 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1613 (% _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**
1614 (% _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
1615
1616 (% _mstvisible="1" %)
1617 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1618
1619 (% _mstvisible="1" %)
1620 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1621
1622
1623
1624 (% _mstvisible="1" %)
1625 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1626
1627 (% _mstvisible="1" %)
1628 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1629
1630 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1631 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.
1632
1633 (% _mstvisible="1" %)
1634 (((
1635 (% _mstvisible="2" %)
1636 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1637 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1638 )))
1639
1640 (% _mstvisible="1" %)
1641 (((
1642 (% _mstvisible="2" %)
1643 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1644
1645 )))
1646
1647 (% _mstvisible="1" %)
1648 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1649
1650 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1651 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.
1652
1653 (% _mstvisible="1" %)
1654 [[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"]]
1655
1656 (% _mstvisible="1" %)
1657 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1658
1659 (% _mstvisible="1" %)
1660 (((
1661 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1662 (((
1663 (% _msthash="736723" _msttexthash="35479028" %)
1664 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:
1665 [[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]]
1666 )))
1667
1668 (((
1669
1670 )))
1671
1672 (((
1673 (% _msthash="736724" _msttexthash="12045098" %)
1674 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]]
1675 )))
1676
1677
1678 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1679 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1680
1681 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1682 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1683
1684 (((
1685 (% _msthash="736725" _msttexthash="9345674" %)
1686 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.
1687 )))
1688
1689 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1690
1691
1692 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1693
1694 (% _msthash="506062" _msttexthash="1187732" %)
1695 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1696
1697 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1698
1699 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1700
1701 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1702
1703
1704 (((
1705 (% _msthash="736726" _msttexthash="67213055" %)
1706 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.
1707 )))
1708
1709 (((
1710 (% _msthash="736727" _msttexthash="1907009" %)
1711 Input password and ATZ to activate LHT65N,As shown below:
1712 )))
1713
1714 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1715
1716
1717 (% _msthash="506066" _msttexthash="544869" %)
1718 AT Command List is as below:
1719
1720 (% _msthash="506067" _msttexthash="361920" %)
1721 AT+<CMD>? :  Help on <CMD>
1722
1723 (% _msthash="506068" _msttexthash="243061" %)
1724 AT+<CMD> :  Run <CMD>
1725
1726 (% _msthash="506069" _msttexthash="704197" %)
1727 AT+<CMD>=<value> :  Set the value
1728
1729 (% _msthash="506070" _msttexthash="455676" %)
1730 AT+<CMD>=? :  Get the value
1731
1732 (% _msthash="506071" _msttexthash="670553" %)
1733 AT+DEBUG:  Set more info output
1734
1735 (% _msthash="506072" _msttexthash="485888" %)
1736 ATZ:  Trig a reset of the MCU
1737
1738 (% _msthash="506073" _msttexthash="2068872" %)
1739 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1740
1741 (% _msthash="506074" _msttexthash="689169" %)
1742 AT+DEUI:  Get or Set the Device EUI
1743
1744 (% _msthash="506075" _msttexthash="960414" %)
1745 AT+DADDR:  Get or Set the Device Address
1746
1747 (% _msthash="506076" _msttexthash="1079897" %)
1748 AT+APPKEY:  Get or Set the Application Key
1749
1750 (% _msthash="506077" _msttexthash="1326143" %)
1751 AT+NWKSKEY:  Get or Set the Network Session Key
1752
1753 (% _msthash="506078" _msttexthash="1573000" %)
1754 AT+APPSKEY:  Get or Set the Application Session Key
1755
1756 (% _msthash="506079" _msttexthash="1041729" %)
1757 AT+APPEUI:  Get or Set the Application EUI
1758
1759 (% _msthash="506080" _msttexthash="2104206" %)
1760 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1761
1762 (% _msthash="506081" _msttexthash="3369288" %)
1763 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1764
1765 (% _msthash="506082" _msttexthash="1894529" %)
1766 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1767
1768 (% _msthash="506083" _msttexthash="3864172" %)
1769 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1770
1771 (% _msthash="506084" _msttexthash="1712204" %)
1772 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1773
1774 (% _msthash="506085" _msttexthash="1281202" %)
1775 AT+RX2FQ:  Get or Set the Rx2 window frequency
1776
1777 (% _msthash="506086" _msttexthash="2796781" %)
1778 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1779
1780 (% _msthash="506087" _msttexthash="3285165" %)
1781 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1782
1783 (% _msthash="506088" _msttexthash="3286179" %)
1784 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1785
1786 (% _msthash="506089" _msttexthash="4703803" %)
1787 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1788
1789 (% _msthash="506090" _msttexthash="4704999" %)
1790 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1791
1792 (% _msthash="506091" _msttexthash="1528683" %)
1793 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1794
1795 (% _msthash="506092" _msttexthash="757185" %)
1796 AT+NWKID:  Get or Set the Network ID
1797
1798 (% _msthash="506093" _msttexthash="1156597" %)
1799 AT+FCU:  Get or Set the Frame Counter Uplink
1800
1801 (% _msthash="506094" _msttexthash="1273987" %)
1802 AT+FCD:  Get or Set the Frame Counter Downlink
1803
1804 (% _msthash="506095" _msttexthash="859222" %)
1805 AT+CLASS:  Get or Set the Device Class
1806
1807 (% _msthash="506096" _msttexthash="384852" %)
1808 AT+JOIN:  Join network
1809
1810 (% _msthash="506097" _msttexthash="548626" %)
1811 AT+NJS:  Get the join status
1812
1813 (% _msthash="506098" _msttexthash="2546206" %)
1814 AT+SENDB:  Send hexadecimal data along with the application port
1815
1816 (% _msthash="506099" _msttexthash="1932307" %)
1817 AT+SEND:  Send text data along with the application port
1818
1819 (% _msthash="506100" _msttexthash="3560557" %)
1820 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1821
1822 (% _msthash="506101" _msttexthash="1429701" %)
1823 AT+RECV:  Print last received data in raw format
1824
1825 (% _msthash="506102" _msttexthash="1735981" %)
1826 AT+VER:  Get current image version and Frequency Band
1827
1828 (% _msthash="506103" _msttexthash="1189474" %)
1829 AT+CFM:  Get or Set the confirmation mode (0-1)
1830
1831 (% _msthash="506104" _msttexthash="1718210" %)
1832 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1833
1834 (% _msthash="506105" _msttexthash="1339403" %)
1835 AT+SNR:  Get the SNR of the last received packet
1836
1837 (% _msthash="506106" _msttexthash="1452009" %)
1838 AT+RSSI:  Get the RSSI of the last received packet
1839
1840 (% _msthash="506107" _msttexthash="2768142" %)
1841 AT+TDC:  Get or set the application data transmission interval in ms
1842
1843 (% _msthash="506108" _msttexthash="1083914" %)
1844 AT+PORT:  Get or set the application port
1845
1846 (% _msthash="506109" _msttexthash="622440" %)
1847 AT+DISAT:  Disable AT commands
1848
1849 (% _msthash="506110" _msttexthash="868361" %)
1850 AT+PWORD:  Set password, max 9 digits
1851
1852 (% _msthash="506111" _msttexthash="2210299" %)
1853 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1854
1855 (% _msthash="506112" _msttexthash="2113462" %)
1856 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1857
1858 (% _msthash="506113" _msttexthash="2087423" %)
1859 AT+PDTA:  Print the sector data from start page to stop page
1860
1861 (% _msthash="506114" _msttexthash="1063127" %)
1862 AT+PLDTA:  Print the last few sets of data
1863
1864 (% _msthash="506115" _msttexthash="1999426" %)
1865 AT+CLRDTA:  Clear the storage, record position back to 1st
1866
1867 (% _msthash="506116" _msttexthash="442130" %)
1868 AT+SLEEP:  Set sleep mode
1869
1870 (% _msthash="506117" _msttexthash="1080222" %)
1871 AT+EXT:  Get or Set external sensor model
1872
1873 (% _msthash="506118" _msttexthash="1309490" %)
1874 AT+BAT:  Get the current battery voltage in mV
1875
1876 (% _msthash="506119" _msttexthash="813891" %)
1877 AT+CFG:  Print all configurations
1878
1879 (% _msthash="506120" _msttexthash="551707" %)
1880 AT+WMOD:  Get or Set Work Mode
1881
1882 (% _msthash="506121" _msttexthash="2631499" %)
1883 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1884
1885 (% _msthash="506122" _msttexthash="3907150" %)
1886 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1887
1888 (% _msthash="506123" _msttexthash="854620" %)
1889 AT+SETCNT:  Set the count at present
1890
1891 (% _msthash="506124" _msttexthash="2554877" %)
1892 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1893
1894 (% _msthash="506125" _msttexthash="771849" %)
1895 AT+RPL:  Get or set response level
1896
1897 (% _msthash="506126" _msttexthash="1484314" %)
1898 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1899
1900 (% _msthash="506127" _msttexthash="741728" %)
1901 AT+LEAPSEC:  Get or Set Leap Second
1902
1903 (% _msthash="506128" _msttexthash="1694017" %)
1904 AT+SYNCMOD:  Get or Set time synchronization method
1905
1906 (% _msthash="506129" _msttexthash="2235948" %)
1907 AT+SYNCTDC:  Get or set time synchronization interval in day
1908
1909 (% _msthash="506130" _msttexthash="425542" %)
1910 AT+PID:  Get or set the PID
1911
1912
1913 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1914
1915 (% _msthash="506131" _msttexthash="14585714" %)
1916 AT commands：
1917
1918 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1919
1920 (% _msthash="506132" _msttexthash="337922" %)
1921 Downlink commands:
1922
1923
1924 (% _msthash="506133" _msttexthash="33046" %)
1925 **TTN:**
1926
1927 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1928
1929
1930 (% _msthash="506134" _msttexthash="11113791" %)
1931 **Helium：**
1932
1933 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1934
1935
1936 (% _msthash="506135" _msttexthash="4159844" %)
1937 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1938
1939 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1940
1941 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1942
1943
1944 (% _msthash="506136" _msttexthash="39286" %)
1945 **Aws:**
1946
1947 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1948
1949
1950 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1951
1952 [[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"]]
1953
1954
1955 (% _msthash="536757" _msttexthash="1874951" %)
1956 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1957
1958 [[image:image-20220615153355-1.png]]
1959
1960 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1961
1962 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1963
1964 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1965
1966 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1967
1968
1969 (((
1970 (% _msthash="736728" _msttexthash="67213055" %)
1971 (((
1972 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.
1973 )))
1974 )))
1975
1976 (((
1977 (% _msthash="736729" _msttexthash="1907009" %)
1978 Input password and ATZ to activate LHT65N,As shown below:
1979
1980 [[image:image-20220615154519-3.png]]
1981
1982
1983 )))
1984
1985
1986 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1987
1988 [[image:image-20220615153355-1.png]]
1989
1990 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1991
1992 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1993
1994 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1995
1996 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1997
1998
1999 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2000
2001 [[image:image-20220615170542-5.png]]
2002
2003
2004 (% _msthash="506146" _msttexthash="52173160" %)
2005 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2006
2007
2008 (% _msthash="506147" _msttexthash="188083584" %)
2009 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2010
2011 [[image:image-20220615171334-6.png]]
2012
2013
2014 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2015
2016
2017 )))
2018
2019 (% _mstvisible="1" %)
2020 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2021
2022 (% _mstvisible="1" %)
2023 (((
2024 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2025 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2026 )))
2027
2028 (% _mstvisible="1" %)
2029 (((
2030 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2031 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2032 )))
2033
2034 (% _mstvisible="1" %)
2035 * (% _mstvisible="3" %)
2036 (((
2037 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2038 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2039 )))
2040 * (% _mstvisible="3" %)
2041 (((
2042 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2043 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2044 )))
2045 * (% _mstvisible="3" %)
2046 (((
2047 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2048 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2049 )))
2050 * (% _mstvisible="3" %)
2051 (((
2052 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2053 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2054 )))
2055 * (% _mstvisible="3" %)
2056 (((
2057 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2058 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2059 )))
2060 * (% _mstvisible="3" %)
2061 (((
2062 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2063 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2064 )))
2065 * (% _mstvisible="3" %)
2066 (((
2067 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2068 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2069 )))
2070 * (% _mstvisible="3" %)
2071 (((
2072 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2073 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2074 )))
2075
2076 (% _mstvisible="1" %)
2077 (((
2078 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2079 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2080 )))
2081
2082 (% _mstvisible="1" %)
2083 * (% _mstvisible="3" %)
2084 (((
2085 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2086 (% style="color:red" %)**E3**(%%): External Temperature Probe
2087
2088
2089 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2090
2091 )))
2092
2093 (% _mstvisible="1" %)
2094 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2095
2096 (% _mstvisible="1" %)
2097 (((
2098 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2099
2100
2101 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2102 (% _mstvisible="3" %)**Package Includes**(%%):
2103 )))
2104
2105 (% _mstvisible="1" %)
2106 * (% _mstvisible="3" %)
2107 (((
2108 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2109 LHT65N Temperature & Humidity Sensor x 1
2110 )))
2111 * (% _mstvisible="3" %)
2112 (((
2113 (% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2114 Program cable 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 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2145
2146 )))
2147
2148 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2149
2150 * [[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"]]
2151
2152 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2153
2154 (% _mstvisible="1" %)
2155 (((
2156 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2157 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2158 )))
2159
2160 (% _mstvisible="1" %)
2161 (((
2162 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2163 (1) This device may not cause harmful interference；
2164 )))
2165
2166 (% _mstvisible="1" %)
2167 (((
2168 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2169 (2) this device must accept any interference received, including interference that may cause undesired operation.
2170 )))