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Version 147.18 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:
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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:
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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
593
594 (% _mstvisible="1" %)
595 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
596
597 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
598 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:
599
600 (% _mstvisible="1" %)
601 (((
602 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
603 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
604 )))
605
606 (% _mstvisible="1" %)
607 (((
608 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
609 (% _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.
610 )))
611
612 (% _mstvisible="1" %)
613 (((
614 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
615 Add Datacake:
616 )))
617
618 (% _mstvisible="1" %)
619 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
620
621
622 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
623 Select default key as Access Key:
624
625 (% _mstvisible="1" %)
626 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
627
628 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
629 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
630
631 (% _mstvisible="1" %)
632 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
633
634 (% _mstvisible="1" %)
635 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
636
637
638
639 (% _mstvisible="1" %)
640 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
641
642 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
643 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.
644
645
646 (% _mstvisible="1" %)
647 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
648
649 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
650 There are two methods:
651
652 (% _mstvisible="1" %)
653 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
654 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.
655
656
657
658 (% _mstvisible="1" %)
659 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
660
661 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
662 LHT65N uses Unix TimeStamp format based on
663
664 (% _mstvisible="1" %)
665 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
666
667
668 (% _mstvisible="1" %)
669 (((
670 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
671 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
672 )))
673
674 (% _mstvisible="1" %)
675 (((
676 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
677 Below is the converter example
678 )))
679
680 (% _mstvisible="1" %)
681 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
682
683 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
684 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
685
686
687 (% _mstvisible="1" %)
688 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
689
690 (% _mstvisible="1" %)
691 (((
692 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
693 There are two ways to set device’s time:
694 )))
695
696 (% _mstvisible="1" %)
697 (((
698 (% _mstvisible="2" %)
699 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
700 )))
701
702 (% _mstvisible="1" %)
703 (((
704 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
705 User need to set SYNCMOD=1 to enable sync time via MAC command.
706 )))
707
708 (% _mstvisible="1" %)
709 (((
710 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
711 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).
712 )))
713
714 (% _mstvisible="1" %)
715 (((
716 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
717 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.
718 )))
719
720 (% _mstvisible="1" %)
721 (((
722 (% _mstvisible="2" %)
723
724 )))
725
726 (% _mstvisible="1" %)
727 (((
728 (% _mstvisible="2" %)
729 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
730 )))
731
732 (% _mstvisible="1" %)
733 (((
734 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
735 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
736
737 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
738
739 )))
740
741 (% _mstvisible="1" %)
742 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
743
744 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
745 User can poll sensor value based on timestamps from the server. Below is the downlink command.
746
747 (% _mstvisible="1" %)
748 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
749
750 (% _mstvisible="1" %)
751 (((
752 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
753 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.
754 )))
755
756 (% _mstvisible="1" %)
757 (((
758 (% _mstvisible="2" %)
759 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
760 )))
761
762 (% _mstvisible="1" %)
763 (((
764 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
765 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
766 )))
767
768 (% _mstvisible="1" %)
769 (((
770 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
771 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
772 )))
773
774
775 (% _mstvisible="1" %)
776 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
777
778 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
779 The Datalog poll reply uplink will use below payload format.
780
781 (% _mstvisible="1" %)
782 (((
783 (% _mstvisible="2" %)
784 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
785 )))
786
787 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
788 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
789 (((
790 (% _mstvisible="6" %)
791 (((
792 (% _mstvisible="7" %)
793 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
794 )))
795 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
796 (((
797 (% _mstvisible="6" %)
798 (((
799 (% _mstvisible="7" %)
800 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
801 )))
802 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
803 (((
804 (% _mstvisible="6" %)
805 (((
806 (% _mstvisible="7" %)
807 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
808 )))
809 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
810 (((
811 (% _mstvisible="6" %)
812 (((
813 (% _mstvisible="7" %)
814 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
815 )))
816 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
817 (((
818 (% _mstvisible="6" %)
819 (((
820 (% _mstvisible="7" %)
821 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
822 )))
823 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
824 (((
825 (% _mstvisible="6" %)
826 (((
827 (% _mstvisible="7" %)
828 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
829 )))
830 )))
831 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
832 (((
833 (% _mstvisible="6" %)
834 (((
835 (% _mstvisible="7" %)
836 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
837 )))
838 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
839 (((
840 (% _mstvisible="6" %)
841 (((
842 (% _mstvisible="7" %)
843 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
844 )))
845 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
846 (((
847 (% _mstvisible="6" %)
848 (((
849 (% _mstvisible="7" %)
850 (((
851 (% _mstvisible="8" %)
852 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
853 )))
854 )))
855
856 (% _mstvisible="6" %)
857 (((
858 (% _mstvisible="7" %)
859 (((
860 (% _mstvisible="8" %)
861 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
862 )))
863 )))
864 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
865 (((
866 (% _mstvisible="6" %)
867 (((
868 (% _mstvisible="7" %)
869 (((
870 (% _mstvisible="8" %)
871 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
872 )))
873 )))
874
875 (% _mstvisible="6" %)
876 (((
877 (% _mstvisible="7" %)
878 (((
879 (% _mstvisible="8" %)
880 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
881 )))
882 )))
883 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
884 (((
885 (% _mstvisible="6" %)
886 (((
887 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
888 Poll message flag & Ext
889 )))
890 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
891 (((
892 (% _mstvisible="6" %)
893 (((
894 (% _mstvisible="7" %)
895 (((
896 (% _mstvisible="8" %)
897 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
898 )))
899 )))
900
901 (% _mstvisible="6" %)
902 (((
903 (% _mstvisible="7" %)
904 (((
905 (% _mstvisible="8" %)
906
907 )))
908 )))
909 )))
910
911 (% _mstvisible="1" %)
912 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
913
914 (% _mstvisible="1" %)
915 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
916
917 (% _mstvisible="1" %)
918 (((
919 (% _mstvisible="2" %)
920 (((
921 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
922 Poll Message Flag: 1: This message is a poll message reply.
923 )))
924 )))
925
926 (% _mstvisible="1" %)
927 * (% _mstvisible="3" %)
928 (((
929 (% _mstvisible="4" %)
930 (((
931 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
932 Poll Message Flag is set to 1.
933 )))
934 )))
935 * (% _mstvisible="3" %)
936 (((
937 (% _mstvisible="4" %)
938 (((
939 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
940 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
941 )))
942 )))
943
944 (% _mstvisible="1" %)
945 (((
946 (% _mstvisible="2" %)
947 (((
948 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
949
950
951 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
952 For example, in US915 band, the max payload for different DR is:
953 )))
954 )))
955
956 (% _mstvisible="1" %)
957 (((
958 (% _mstvisible="2" %)
959 (((
960 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
961 a) DR0: max is 11 bytes so one entry of data
962 )))
963 )))
964
965 (% _mstvisible="1" %)
966 (((
967 (% _mstvisible="2" %)
968 (((
969 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
970 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
971 )))
972 )))
973
974 (% _mstvisible="1" %)
975 (((
976 (% _mstvisible="2" %)
977 (((
978 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
979 c) DR2: total payload includes 11 entries of data
980 )))
981 )))
982
983 (% _mstvisible="1" %)
984 (((
985 (% _mstvisible="2" %)
986 (((
987 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
988 d) DR3: total payload includes 22 entries of data.
989 )))
990 )))
991
992 (% _mstvisible="1" %)
993 (((
994 (% _mstvisible="2" %)
995 (((
996 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
997 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
998 )))
999 )))
1000
1001
1002 (% _mstvisible="1" style="text-align: left;" %)
1003 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1004
1005 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1006 If LHT65N has below data inside Flash:
1007
1008 (% _mstvisible="1" %)
1009 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1010
1011 (% _mstvisible="1" %)
1012 (((
1013 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1014 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1015 )))
1016
1017 (% _mstvisible="1" %)
1018 (((
1019 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1020 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1021 )))
1022
1023 (% _mstvisible="1" %)
1024 (((
1025 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1026 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1027 )))
1028
1029 (% _mstvisible="1" %)
1030 (((
1031 (% _mstvisible="2" %)
1032
1033 )))
1034
1035 (% _mstvisible="1" %)
1036 (((
1037 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1038 LHT65N will uplink this payload.
1039 )))
1040
1041 (% _mstvisible="1" %)
1042 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1043
1044 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1045 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1046
1047 (% _msthash="315237" _msttexthash="1385839" %)
1048 Where the first 11 bytes is for the first entry:
1049
1050 (% _msthash="315238" _msttexthash="274846" %)
1051 7FFF089801464160065F97
1052
1053 (% _msthash="315239" _msttexthash="617435" %)
1054 Ext sensor data=0x7FFF/100=327.67
1055
1056 (% _msthash="315240" _msttexthash="270543" %)
1057 Temp=0x0898/100=22.00
1058
1059 (% _msthash="315241" _msttexthash="211783" %)
1060 Hum=0x0146/10=32.6
1061
1062 (% _msthash="315242" _msttexthash="1569776" %)
1063 poll message flag & Ext=0x41,means reply data,Ext=1
1064
1065 (% _msthash="315243" _msttexthash="1120509" %)
1066 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1067
1068
1069 (% _mstvisible="1" style="text-align: left;" %)
1070 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1071
1072 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1073 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.
1074
1075 (% _mstvisible="1" %)
1076 (((
1077 (% _mstvisible="2" style="text-align: left;" %)
1078 (% _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.
1079 )))
1080
1081 (% _mstvisible="1" style="text-align: left;" %)
1082 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1083
1084 (% _mstvisible="1" class="box infomessage" %)
1085 (((
1086 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1087 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1088
1089 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1090 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1091
1092 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1093 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1094
1095 (% _mstvisible="2" style="text-align: left;" %)
1096 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1097
1098 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1099 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1100 )))
1101
1102
1103
1104 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1105 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1106
1107 (% _mstvisible="1" %)
1108 (((
1109 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1110 The LHT65 has a triple color LED which for easy showing different stage .
1111
1112 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1113 While user press ACT button, the LED will work as per LED status with ACT button.
1114 )))
1115
1116 (% _mstvisible="1" %)
1117 (((
1118 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1119 In a normal working state:
1120 )))
1121
1122 (% _mstvisible="1" %)
1123 * (% _mstvisible="3" %)
1124 (((
1125 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1126 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1127
1128 (% _msthash="197771" _msttexthash="1202526" %)
1129 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1130 )))
1131 * (% _mstvisible="3" %)
1132 (((
1133 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1134 RED LED when external sensor is not connected
1135 )))
1136 * (% _mstvisible="3" %)
1137 (((
1138 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1139 For each success downlink, the PURPLE LED will blink once
1140
1141
1142
1143 )))
1144
1145 (% _mstvisible="1" style="text-align: left;" %)
1146 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1147
1148 (% _mstvisible="1" %)
1149 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1150
1151
1152 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1153 = (% _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(%%) =
1154
1155 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1156 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1157
1158 (% _mstvisible="1" %)
1159 [[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"]]
1160
1161
1162 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1163 Temperature sensor with 2 meters cable long
1164
1165 (% _mstvisible="1" %)
1166 * Resolution: 0.0625 °C
1167 * ±0.5°C accuracy from -10°C to +85°C
1168 * ±2°C accuracy from -55°C to +125°C
1169 * Operating Range: -40 ~~ 125 °C
1170 * -55°C to 125°C
1171 * Working voltage 2.35v ~~ 5v
1172
1173
1174
1175 (% _mstvisible="1" style="text-align: left;" %)
1176 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1177
1178 (% _mstvisible="1" %)
1179 (((
1180 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1181 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1182 )))
1183
1184 (% _mstvisible="1" %)
1185 * (% _mstvisible="3" %)
1186 (((
1187 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1188 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1189 )))
1190 * (% _mstvisible="3" %)
1191 (((
1192 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1193 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1194 )))
1195
1196 (% _mstvisible="1" %)
1197 (((
1198 (% _mstvisible="2" style="text-align: left;" %)
1199
1200 )))
1201
1202 (% _mstvisible="1" %)
1203 (((
1204 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1205 There are two kinds of commands to configure LHT65N, they are:
1206 )))
1207
1208 (% _mstvisible="1" %)
1209 (((
1210 (% _mstvisible="2" style="text-align: left;" %)
1211 (% _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" %).
1212 )))
1213
1214 (% _mstvisible="1" %)
1215 (((
1216 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1217 These commands are to configure:
1218 )))
1219
1220 (% _mstvisible="1" %)
1221 * (% _mstvisible="3" %)
1222 (((
1223 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1224 General system settings like: uplink interval.
1225 )))
1226 * (% _mstvisible="3" %)
1227 (((
1228 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1229 LoRaWAN protocol & radio-related commands.
1230 )))
1231
1232 (% _mstvisible="1" %)
1233 (((
1234 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1235 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]]
1236 )))
1237
1238 (% _mstvisible="1" %)
1239 (((
1240 (% _mstvisible="2" style="text-align: left;" %)
1241
1242 )))
1243
1244 (% _mstvisible="1" %)
1245 (((
1246 (% _mstvisible="2" style="text-align: left;" %)
1247 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1248 )))
1249
1250 (% _mstvisible="1" %)
1251 (((
1252 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1253 These commands are only valid for LHT65N, as below:
1254
1255
1256 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1257
1258 )))
1259
1260 (% _mstvisible="1" style="text-align: left;" %)
1261 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1262
1263 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1264 Feature: Change LoRaWAN End Node Transmit Interval.
1265
1266 (% _mstvisible="1" style="text-align: left;" %)
1267 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1268
1269 (% _mstvisible="1" %)
1270 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1271
1272 (% _mstvisible="1" %)
1273 (((
1274 (% _mstvisible="2" style="text-align: left;" %)
1275
1276
1277 (% _mstvisible="2" style="text-align: left;" %)
1278 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1279 )))
1280
1281 (% _mstvisible="1" %)
1282 (((
1283 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1284 Format: Command Code (0x01) followed by 3 bytes time value.
1285 )))
1286
1287 (% _mstvisible="1" %)
1288 (((
1289 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1290 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1291 )))
1292
1293 (% _mstvisible="1" %)
1294 * (% _mstvisible="3" %)
1295 (((
1296 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1297 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1298 )))
1299 * (% _mstvisible="3" %)
1300 (((
1301 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1302 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1303
1304
1305 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1306
1307 )))
1308
1309 (% _mstvisible="1" style="text-align: left;" %)
1310 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1311
1312 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1313 Feature: Change External Sensor Mode.
1314
1315 (% _mstvisible="1" style="text-align: left;" %)
1316 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1317
1318 (% _mstvisible="1" %)
1319 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1320
1321 (% _mstvisible="1" %)
1322 (((
1323 (% _mstvisible="2" style="text-align: left;" %)
1324
1325
1326 (% _mstvisible="2" style="text-align: left;" %)
1327 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1328 )))
1329
1330 (% _mstvisible="1" %)
1331 (((
1332 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1333 Total bytes: 2 ~~ 5 bytes
1334 )))
1335
1336 (% _mstvisible="1" %)
1337 (((
1338 (% _mstvisible="2" %)
1339 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1340 )))
1341
1342 (% _mstvisible="1" %)
1343 * (% _mstvisible="3" %)
1344 (((
1345 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1346 0xA201: Set external sensor type to E1
1347 )))
1348 * (% _mstvisible="3" %)
1349 (((
1350 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1351 0xA209: Same as AT+EXT=9
1352 )))
1353 * (% _mstvisible="3" %)
1354 (((
1355 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1356 0xA20702003c,Same as AT+SETCNT=60
1357
1358
1359 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1360
1361 )))
1362
1363 (% _mstvisible="1" style="text-align: left;" %)
1364 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1365
1366 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1367 Feature: If PID is enabled, device will send the temperature probe ID on:
1368
1369 (% _mstvisible="1" %)
1370 * First Packet after OTAA Join
1371 * Every 24 hours since the first packet.
1372
1373 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1374 PID is default set to disable (0)
1375
1376 (% _mstvisible="1" style="text-align: left;" %)
1377 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1378
1379 (% _mstvisible="1" %)
1380 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1381
1382
1383 (% _mstvisible="1" style="text-align: left;" %)
1384 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1385
1386 (% _mstvisible="1" %)
1387 * 0xA800  **~-~->** AT+PID=0
1388 * 0xA801     **~-~->** AT+PID=1
1389
1390
1391
1392 (% _mstvisible="1" style="text-align: left;" %)
1393 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1394
1395 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1396 Feature: Set device password, max 9 digits
1397
1398 (% _mstvisible="1" style="text-align: left;" %)
1399 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1400
1401 (% _mstvisible="1" %)
1402 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1403
1404 (% _mstvisible="1" %)
1405 (((
1406 (% _mstvisible="2" style="text-align: left;" %)
1407
1408
1409 (% _mstvisible="2" style="text-align: left;" %)
1410 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1411 )))
1412
1413 (% _mstvisible="1" %)
1414 (((
1415 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1416 No downlink command for this feature.
1417
1418 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1419
1420 )))
1421
1422 (% _mstvisible="1" style="text-align: left;" %)
1423 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1424
1425 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1426 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1427
1428 (% _mstvisible="1" style="text-align: left;" %)
1429 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1430
1431 (% _mstvisible="1" %)
1432 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1433
1434
1435 (% _mstvisible="1" style="text-align: left;" %)
1436 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1437
1438 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1439 No downlink command for this feature.
1440
1441
1442 (% _mstvisible="1" style="text-align: left;" %)
1443 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1444
1445 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1446 Feature: Set device to sleep mode
1447
1448 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1449 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1450
1451 (% _mstvisible="1" style="text-align: left;" %)
1452 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1453
1454 (% _mstvisible="1" %)
1455 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1456
1457 (% _mstvisible="1" %)
1458 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1459
1460 (% _mstvisible="1" %)
1461 * There is no downlink command to set to Sleep mode.
1462
1463
1464
1465 (% _mstvisible="1" %)
1466 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1467
1468 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1469 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1470
1471 (% _mstvisible="1" %)
1472 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1473
1474 (% _mstvisible="1" %)
1475 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1476
1477
1478 (% _mstvisible="1" %)
1479 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1480
1481 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1482 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1483
1484
1485 (% _mstvisible="1" %)
1486 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1487
1488 (% _mstvisible="1" %)
1489 (((
1490 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1491 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1492 )))
1493
1494 (% _mstvisible="1" %)
1495 (((
1496 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1497 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.
1498 )))
1499
1500 (% _mstvisible="1" %)
1501 (((
1502 (% _mstvisible="2" %)
1503 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1504 )))
1505
1506 (% _mstvisible="1" %)
1507 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1508
1509
1510 (% _mstvisible="1" %)
1511 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1512
1513 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1514 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1515
1516 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1517 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1518
1519
1520 (% _mstvisible="1" %)
1521 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1522
1523 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1524 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1525
1526 (% _mstvisible="1" %)
1527 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1528
1529 (% _mstvisible="1" %)
1530 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1531
1532
1533 (% _mstvisible="1" %)
1534 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1535
1536 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1537 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1538
1539
1540 (% _mstvisible="1" %)
1541 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1542
1543 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1544 Feature: Print the sector data from start page to stop page (max is 416 pages).
1545
1546 (% _mstvisible="1" %)
1547 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1548
1549 (% _mstvisible="1" %)
1550 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1551
1552
1553 (% _mstvisible="1" %)
1554 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1555
1556 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1557 No downlink commands for feature
1558
1559
1560 (% _mstvisible="1" %)
1561 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1562
1563 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1564 Feature: Print the last few data entries
1565
1566 (% _mstvisible="1" %)
1567 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1568
1569 (% _mstvisible="1" %)
1570 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1571
1572
1573 (% _mstvisible="1" %)
1574 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1575
1576 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1577 No downlink commands for feature
1578
1579
1580 (% _mstvisible="1" %)
1581 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1582
1583 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1584 Feature: Clear flash storage for data log feature.
1585
1586 (% _mstvisible="1" %)
1587 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1588
1589 (% _mstvisible="1" %)
1590 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1591
1592
1593 (% _mstvisible="1" %)
1594 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1595
1596 (% _mstvisible="1" %)
1597 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1598
1599
1600
1601 (% _mstvisible="1" %)
1602 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1603
1604 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1605 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.
1606
1607
1608 (% _mstvisible="1" %)
1609 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1610
1611 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1612 The default factory setting is 0
1613
1614 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1615 (% _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**
1616 (% _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
1617
1618 (% _mstvisible="1" %)
1619 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1620
1621 (% _mstvisible="1" %)
1622 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1623
1624
1625
1626 (% _mstvisible="1" %)
1627 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1628
1629 (% _mstvisible="1" %)
1630 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1631
1632 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1633 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.
1634
1635 (% _mstvisible="1" %)
1636 (((
1637 (% _mstvisible="2" %)
1638 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1639 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1640 )))
1641
1642 (% _mstvisible="1" %)
1643 (((
1644 (% _mstvisible="2" %)
1645 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1646
1647 )))
1648
1649 (% _mstvisible="1" %)
1650 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1651
1652 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1653 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.
1654
1655 (% _mstvisible="1" %)
1656 [[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"]]
1657
1658 (% _mstvisible="1" %)
1659 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1660
1661 (% _mstvisible="1" %)
1662 (((
1663 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1664 (((
1665 (% _msthash="736723" _msttexthash="35479028" %)
1666 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:
1667 [[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]]
1668 )))
1669
1670 (((
1671
1672 )))
1673
1674 (((
1675 (% _msthash="736724" _msttexthash="12045098" %)
1676 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]]
1677 )))
1678
1679
1680 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1681 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1682
1683 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1684 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1685
1686 (((
1687 (% _msthash="736725" _msttexthash="9345674" %)
1688 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.
1689 )))
1690
1691 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1692
1693
1694 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1695
1696 (% _msthash="506062" _msttexthash="1187732" %)
1697 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1698
1699 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1700
1701 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1702
1703 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1704
1705
1706 (((
1707 (% _msthash="736726" _msttexthash="67213055" %)
1708 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.
1709 )))
1710
1711 (((
1712 (% _msthash="736727" _msttexthash="1907009" %)
1713 Input password and ATZ to activate LHT65N,As shown below:
1714 )))
1715
1716 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1717
1718
1719 (% _msthash="506066" _msttexthash="544869" %)
1720 AT Command List is as below:
1721
1722 (% _msthash="506067" _msttexthash="361920" %)
1723 AT+<CMD>? :  Help on <CMD>
1724
1725 (% _msthash="506068" _msttexthash="243061" %)
1726 AT+<CMD> :  Run <CMD>
1727
1728 (% _msthash="506069" _msttexthash="704197" %)
1729 AT+<CMD>=<value> :  Set the value
1730
1731 (% _msthash="506070" _msttexthash="455676" %)
1732 AT+<CMD>=? :  Get the value
1733
1734 (% _msthash="506071" _msttexthash="670553" %)
1735 AT+DEBUG:  Set more info output
1736
1737 (% _msthash="506072" _msttexthash="485888" %)
1738 ATZ:  Trig a reset of the MCU
1739
1740 (% _msthash="506073" _msttexthash="2068872" %)
1741 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1742
1743 (% _msthash="506074" _msttexthash="689169" %)
1744 AT+DEUI:  Get or Set the Device EUI
1745
1746 (% _msthash="506075" _msttexthash="960414" %)
1747 AT+DADDR:  Get or Set the Device Address
1748
1749 (% _msthash="506076" _msttexthash="1079897" %)
1750 AT+APPKEY:  Get or Set the Application Key
1751
1752 (% _msthash="506077" _msttexthash="1326143" %)
1753 AT+NWKSKEY:  Get or Set the Network Session Key
1754
1755 (% _msthash="506078" _msttexthash="1573000" %)
1756 AT+APPSKEY:  Get or Set the Application Session Key
1757
1758 (% _msthash="506079" _msttexthash="1041729" %)
1759 AT+APPEUI:  Get or Set the Application EUI
1760
1761 (% _msthash="506080" _msttexthash="2104206" %)
1762 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1763
1764 (% _msthash="506081" _msttexthash="3369288" %)
1765 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1766
1767 (% _msthash="506082" _msttexthash="1894529" %)
1768 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1769
1770 (% _msthash="506083" _msttexthash="3864172" %)
1771 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1772
1773 (% _msthash="506084" _msttexthash="1712204" %)
1774 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1775
1776 (% _msthash="506085" _msttexthash="1281202" %)
1777 AT+RX2FQ:  Get or Set the Rx2 window frequency
1778
1779 (% _msthash="506086" _msttexthash="2796781" %)
1780 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1781
1782 (% _msthash="506087" _msttexthash="3285165" %)
1783 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1784
1785 (% _msthash="506088" _msttexthash="3286179" %)
1786 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1787
1788 (% _msthash="506089" _msttexthash="4703803" %)
1789 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1790
1791 (% _msthash="506090" _msttexthash="4704999" %)
1792 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1793
1794 (% _msthash="506091" _msttexthash="1528683" %)
1795 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1796
1797 (% _msthash="506092" _msttexthash="757185" %)
1798 AT+NWKID:  Get or Set the Network ID
1799
1800 (% _msthash="506093" _msttexthash="1156597" %)
1801 AT+FCU:  Get or Set the Frame Counter Uplink
1802
1803 (% _msthash="506094" _msttexthash="1273987" %)
1804 AT+FCD:  Get or Set the Frame Counter Downlink
1805
1806 (% _msthash="506095" _msttexthash="859222" %)
1807 AT+CLASS:  Get or Set the Device Class
1808
1809 (% _msthash="506096" _msttexthash="384852" %)
1810 AT+JOIN:  Join network
1811
1812 (% _msthash="506097" _msttexthash="548626" %)
1813 AT+NJS:  Get the join status
1814
1815 (% _msthash="506098" _msttexthash="2546206" %)
1816 AT+SENDB:  Send hexadecimal data along with the application port
1817
1818 (% _msthash="506099" _msttexthash="1932307" %)
1819 AT+SEND:  Send text data along with the application port
1820
1821 (% _msthash="506100" _msttexthash="3560557" %)
1822 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1823
1824 (% _msthash="506101" _msttexthash="1429701" %)
1825 AT+RECV:  Print last received data in raw format
1826
1827 (% _msthash="506102" _msttexthash="1735981" %)
1828 AT+VER:  Get current image version and Frequency Band
1829
1830 (% _msthash="506103" _msttexthash="1189474" %)
1831 AT+CFM:  Get or Set the confirmation mode (0-1)
1832
1833 (% _msthash="506104" _msttexthash="1718210" %)
1834 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1835
1836 (% _msthash="506105" _msttexthash="1339403" %)
1837 AT+SNR:  Get the SNR of the last received packet
1838
1839 (% _msthash="506106" _msttexthash="1452009" %)
1840 AT+RSSI:  Get the RSSI of the last received packet
1841
1842 (% _msthash="506107" _msttexthash="2768142" %)
1843 AT+TDC:  Get or set the application data transmission interval in ms
1844
1845 (% _msthash="506108" _msttexthash="1083914" %)
1846 AT+PORT:  Get or set the application port
1847
1848 (% _msthash="506109" _msttexthash="622440" %)
1849 AT+DISAT:  Disable AT commands
1850
1851 (% _msthash="506110" _msttexthash="868361" %)
1852 AT+PWORD:  Set password, max 9 digits
1853
1854 (% _msthash="506111" _msttexthash="2210299" %)
1855 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1856
1857 (% _msthash="506112" _msttexthash="2113462" %)
1858 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1859
1860 (% _msthash="506113" _msttexthash="2087423" %)
1861 AT+PDTA:  Print the sector data from start page to stop page
1862
1863 (% _msthash="506114" _msttexthash="1063127" %)
1864 AT+PLDTA:  Print the last few sets of data
1865
1866 (% _msthash="506115" _msttexthash="1999426" %)
1867 AT+CLRDTA:  Clear the storage, record position back to 1st
1868
1869 (% _msthash="506116" _msttexthash="442130" %)
1870 AT+SLEEP:  Set sleep mode
1871
1872 (% _msthash="506117" _msttexthash="1080222" %)
1873 AT+EXT:  Get or Set external sensor model
1874
1875 (% _msthash="506118" _msttexthash="1309490" %)
1876 AT+BAT:  Get the current battery voltage in mV
1877
1878 (% _msthash="506119" _msttexthash="813891" %)
1879 AT+CFG:  Print all configurations
1880
1881 (% _msthash="506120" _msttexthash="551707" %)
1882 AT+WMOD:  Get or Set Work Mode
1883
1884 (% _msthash="506121" _msttexthash="2631499" %)
1885 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1886
1887 (% _msthash="506122" _msttexthash="3907150" %)
1888 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1889
1890 (% _msthash="506123" _msttexthash="854620" %)
1891 AT+SETCNT:  Set the count at present
1892
1893 (% _msthash="506124" _msttexthash="2554877" %)
1894 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1895
1896 (% _msthash="506125" _msttexthash="771849" %)
1897 AT+RPL:  Get or set response level
1898
1899 (% _msthash="506126" _msttexthash="1484314" %)
1900 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1901
1902 (% _msthash="506127" _msttexthash="741728" %)
1903 AT+LEAPSEC:  Get or Set Leap Second
1904
1905 (% _msthash="506128" _msttexthash="1694017" %)
1906 AT+SYNCMOD:  Get or Set time synchronization method
1907
1908 (% _msthash="506129" _msttexthash="2235948" %)
1909 AT+SYNCTDC:  Get or set time synchronization interval in day
1910
1911 (% _msthash="506130" _msttexthash="425542" %)
1912 AT+PID:  Get or set the PID
1913
1914
1915 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1916
1917 (% _msthash="506131" _msttexthash="14585714" %)
1918 AT commands：
1919
1920 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1921
1922 (% _msthash="506132" _msttexthash="337922" %)
1923 Downlink commands:
1924
1925
1926 (% _msthash="506133" _msttexthash="33046" %)
1927 **TTN:**
1928
1929 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1930
1931
1932 (% _msthash="506134" _msttexthash="11113791" %)
1933 **Helium：**
1934
1935 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1936
1937
1938 (% _msthash="506135" _msttexthash="4159844" %)
1939 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1940
1941 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1942
1943 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1944
1945
1946 (% _msthash="506136" _msttexthash="39286" %)
1947 **Aws:**
1948
1949 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1950
1951
1952 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1953
1954 [[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"]]
1955
1956
1957 (% _msthash="536757" _msttexthash="1874951" %)
1958 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1959
1960 [[image:image-20220615153355-1.png]]
1961
1962 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1963
1964 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1965
1966 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1967
1968 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1969
1970
1971 (((
1972 (% _msthash="736728" _msttexthash="67213055" %)
1973 (((
1974 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.
1975 )))
1976 )))
1977
1978 (((
1979 (% _msthash="736729" _msttexthash="1907009" %)
1980 Input password and ATZ to activate LHT65N,As shown below:
1981
1982 [[image:image-20220615154519-3.png]]
1983
1984
1985 )))
1986
1987
1988 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1989
1990 [[image:image-20220615153355-1.png]]
1991
1992 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1993
1994 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1995
1996 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1997
1998 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1999
2000
2001 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2002
2003 [[image:image-20220615170542-5.png]]
2004
2005
2006 (% _msthash="506146" _msttexthash="52173160" %)
2007 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2008
2009
2010 (% _msthash="506147" _msttexthash="188083584" %)
2011 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2012
2013 [[image:image-20220615171334-6.png]]
2014
2015
2016 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2017
2018
2019 )))
2020
2021 (% _mstvisible="1" %)
2022 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2023
2024 (% _mstvisible="1" %)
2025 (((
2026 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2027 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2028 )))
2029
2030 (% _mstvisible="1" %)
2031 (((
2032 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2033 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2034 )))
2035
2036 (% _mstvisible="1" %)
2037 * (% _mstvisible="3" %)
2038 (((
2039 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2040 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2041 )))
2042 * (% _mstvisible="3" %)
2043 (((
2044 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2045 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2046 )))
2047 * (% _mstvisible="3" %)
2048 (((
2049 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2050 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2051 )))
2052 * (% _mstvisible="3" %)
2053 (((
2054 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2055 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2056 )))
2057 * (% _mstvisible="3" %)
2058 (((
2059 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2060 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2061 )))
2062 * (% _mstvisible="3" %)
2063 (((
2064 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2065 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2066 )))
2067 * (% _mstvisible="3" %)
2068 (((
2069 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2070 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2071 )))
2072 * (% _mstvisible="3" %)
2073 (((
2074 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2075 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2076 )))
2077
2078 (% _mstvisible="1" %)
2079 (((
2080 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2081 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2082 )))
2083
2084 (% _mstvisible="1" %)
2085 * (% _mstvisible="3" %)
2086 (((
2087 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2088 (% style="color:red" %)**E3**(%%): External Temperature Probe
2089
2090
2091 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2092
2093 )))
2094
2095 (% _mstvisible="1" %)
2096 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2097
2098 (% _mstvisible="1" %)
2099 (((
2100 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2101
2102
2103 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2104 (% _mstvisible="3" %)**Package Includes**(%%):
2105 )))
2106
2107 (% _mstvisible="1" %)
2108 * (% _mstvisible="3" %)
2109 (((
2110 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2111 LHT65N Temperature & Humidity Sensor x 1
2112 )))
2113 * (% _mstvisible="3" %)
2114 (((
2115 (% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2116 Program cable x 1
2117 )))
2118 * (% _mstvisible="3" %)
2119 (((
2120 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2121 Optional external sensor
2122 )))
2123
2124 (% _mstvisible="1" %)
2125 (((
2126 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2127 (% _mstvisible="3" %)**Dimension and weight**(%%):
2128 )))
2129
2130 (% _mstvisible="1" %)
2131 * (% _mstvisible="3" %)
2132 (((
2133 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2134 Device Size:  10 x 10 x 3.5 cm
2135 )))
2136 * (% _mstvisible="3" %)
2137 (((
2138 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2139 Device Weight: 120.5g
2140 )))
2141
2142 (% _mstvisible="3" %)
2143 (((
2144
2145
2146 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2147
2148 )))
2149
2150 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2151
2152 * [[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"]]
2153
2154 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2155
2156 (% _mstvisible="1" %)
2157 (((
2158 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2159 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2160 )))
2161
2162 (% _mstvisible="1" %)
2163 (((
2164 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2165 (1) This device may not cause harmful interference；
2166 )))
2167
2168 (% _mstvisible="1" %)
2169 (((
2170 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2171 (2) this device must accept any interference received, including interference that may cause undesired operation.
2172 )))