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Version 147.19 by Xiaoling on 2022/06/17 14:59
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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
76
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(%%) ==
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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
417
418 (% _mstvisible="1" %)
419 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
420
421 (% _mstvisible="1" %)
422 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
423
424 (% _mstvisible="1" %)
425 * Humidity:    0x025C/10=60.4%
426
427 (% _mstvisible="1" %)
428 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
429
430 (% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
431 Bytes for External Sensor:
432
433 (% _mstvisible="1" %)
434 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
435
436
437 (% _mstvisible="1" %)
438 === (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
439
440 (% _mstvisible="1" %)
441 ==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
442
443 (% _mstvisible="1" %)
444 [[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
445
446
447 (% _mstvisible="1" %)
448 * DS18B20 temp=0x0ADD/100=27.81℃
449
450 (% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
451 The last 2 bytes of data are meaningless
452
453 (% _mstvisible="1" %)
454 [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
455
456
457 (% _mstvisible="1" %)
458 * External temperature= (0xF54F-65536)/100=-27.37℃
459
460 (% _mstvisible="1" %)
461 (((
462 (% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
463 The last 2 bytes of data are meaningless
464 )))
465
466 (% _mstvisible="1" %)
467 (((
468 (% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
469 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
470 )))
471
472
473
474 (% _mstvisible="1" %)
475 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
476
477 (% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
478 Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
479
480 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
481 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
482 (((
483 (% _mstvisible="6" %)
484 (% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
485 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
486 (((
487 (% _mstvisible="6" %)
488 (% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
489 )))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
490 (((
491 (% _mstvisible="6" %)
492 (% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
493 )))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
494 (((
495 (% _mstvisible="6" %)
496 (% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
497 )))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
498 (((
499 (% _mstvisible="6" %)
500 (% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
501 )))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
502 (((
503 (% _mstvisible="6" %)
504 (% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
505 )))
506 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
507 (((
508 (% _mstvisible="6" %)
509 (% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
510 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
511 (((
512 (% _mstvisible="6" %)
513 [[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
514 )))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
515 (((
516 (% _mstvisible="6" %)
517 (((
518 (% _mstvisible="7" %)
519 [[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
520 )))
521
522 (% _mstvisible="6" %)
523 (((
524 (% _mstvisible="7" %)
525 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
526 )))
527 )))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
528 (((
529 (% _mstvisible="6" %)
530 (((
531 (% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
532 BAT Status &
533 )))
534
535 (% _mstvisible="6" %)
536 (((
537 (% _mstvisible="7" %)
538 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
539 )))
540 )))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
541 (((
542 (% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
543 Status & Ext
544 )))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
545 (((
546 (% _mstvisible="6" %)
547 (((
548 (% _mstvisible="7" %)
549 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
550 )))
551 )))
552
553 (% _mstvisible="1" %)
554 * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
555
556 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
557 (% _mstvisible="3" %)|=(% _msthash="1230918" _msttexthash="93158" _mstvisible="4" style="width: 65px;" %)Bit(bit)|=(% _msthash="1230919" _msttexthash="57954" _mstvisible="4" style="width: 267px;" %)[15:14]|=(% _msthash="1230920" _msttexthash="48022" _mstvisible="4" style="width: 134px;" %)[11:0]
558 (% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
559 (((
560 (% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
561 BAT Status
562
563 (% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
564 00(b): Ultra Low ( BAT <= 2.50v)
565
566 (% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
567 01(b): Low  (2.50v <=BAT <= 2.55v)
568
569 (% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
570 10(b): OK   (2.55v <= BAT <=2.65v)
571
572 (% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
573 11(b): Good   (BAT >= 2.65v)
574 )))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
575 (((
576 (% _mstvisible="6" %)
577 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
578
579 (% _mstvisible="6" %)
580
581 )))
582
583 (% _mstvisible="1" %)
584 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
585
586 (% _mstvisible="1" %)
587 [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
588
589 (% _mstvisible="1" %)
590 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
591 * Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
592 * Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
593
594
595
596 (% _mstvisible="1" %)
597 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
598
599 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
600 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:
601
602 (% _mstvisible="1" %)
603 (((
604 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
605 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
606 )))
607
608 (% _mstvisible="1" %)
609 (((
610 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
611 (% _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.
612 )))
613
614 (% _mstvisible="1" %)
615 (((
616 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
617 Add Datacake:
618 )))
619
620 (% _mstvisible="1" %)
621 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
622
623
624 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
625 Select default key as Access Key:
626
627 (% _mstvisible="1" %)
628 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
629
630 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
631 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
632
633 (% _mstvisible="1" %)
634 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
635
636 (% _mstvisible="1" %)
637 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
638
639
640
641 (% _mstvisible="1" %)
642 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
643
644 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
645 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.
646
647
648 (% _mstvisible="1" %)
649 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
650
651 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
652 There are two methods:
653
654 (% _mstvisible="1" %)
655 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
656 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.
657
658
659
660 (% _mstvisible="1" %)
661 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
662
663 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
664 LHT65N uses Unix TimeStamp format based on
665
666 (% _mstvisible="1" %)
667 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
668
669
670 (% _mstvisible="1" %)
671 (((
672 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
673 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
674 )))
675
676 (% _mstvisible="1" %)
677 (((
678 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
679 Below is the converter example
680 )))
681
682 (% _mstvisible="1" %)
683 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
684
685 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
686 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
687
688
689 (% _mstvisible="1" %)
690 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
691
692 (% _mstvisible="1" %)
693 (((
694 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
695 There are two ways to set device’s time:
696 )))
697
698 (% _mstvisible="1" %)
699 (((
700 (% _mstvisible="2" %)
701 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
702 )))
703
704 (% _mstvisible="1" %)
705 (((
706 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
707 User need to set SYNCMOD=1 to enable sync time via MAC command.
708 )))
709
710 (% _mstvisible="1" %)
711 (((
712 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
713 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).
714 )))
715
716 (% _mstvisible="1" %)
717 (((
718 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
719 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.
720 )))
721
722 (% _mstvisible="1" %)
723 (((
724 (% _mstvisible="2" %)
725
726 )))
727
728 (% _mstvisible="1" %)
729 (((
730 (% _mstvisible="2" %)
731 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
732 )))
733
734 (% _mstvisible="1" %)
735 (((
736 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
737 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
738
739 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
740
741 )))
742
743 (% _mstvisible="1" %)
744 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
745
746 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
747 User can poll sensor value based on timestamps from the server. Below is the downlink command.
748
749 (% _mstvisible="1" %)
750 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
751
752 (% _mstvisible="1" %)
753 (((
754 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
755 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.
756 )))
757
758 (% _mstvisible="1" %)
759 (((
760 (% _mstvisible="2" %)
761 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
762 )))
763
764 (% _mstvisible="1" %)
765 (((
766 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
767 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
768 )))
769
770 (% _mstvisible="1" %)
771 (((
772 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
773 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
774 )))
775
776
777 (% _mstvisible="1" %)
778 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
779
780 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
781 The Datalog poll reply uplink will use below payload format.
782
783 (% _mstvisible="1" %)
784 (((
785 (% _mstvisible="2" %)
786 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
787 )))
788
789 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
790 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
791 (((
792 (% _mstvisible="6" %)
793 (((
794 (% _mstvisible="7" %)
795 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
796 )))
797 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
798 (((
799 (% _mstvisible="6" %)
800 (((
801 (% _mstvisible="7" %)
802 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
803 )))
804 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
805 (((
806 (% _mstvisible="6" %)
807 (((
808 (% _mstvisible="7" %)
809 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
810 )))
811 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
812 (((
813 (% _mstvisible="6" %)
814 (((
815 (% _mstvisible="7" %)
816 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
817 )))
818 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
819 (((
820 (% _mstvisible="6" %)
821 (((
822 (% _mstvisible="7" %)
823 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
824 )))
825 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
826 (((
827 (% _mstvisible="6" %)
828 (((
829 (% _mstvisible="7" %)
830 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
831 )))
832 )))
833 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
834 (((
835 (% _mstvisible="6" %)
836 (((
837 (% _mstvisible="7" %)
838 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
839 )))
840 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
841 (((
842 (% _mstvisible="6" %)
843 (((
844 (% _mstvisible="7" %)
845 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
846 )))
847 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
848 (((
849 (% _mstvisible="6" %)
850 (((
851 (% _mstvisible="7" %)
852 (((
853 (% _mstvisible="8" %)
854 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
855 )))
856 )))
857
858 (% _mstvisible="6" %)
859 (((
860 (% _mstvisible="7" %)
861 (((
862 (% _mstvisible="8" %)
863 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
864 )))
865 )))
866 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
867 (((
868 (% _mstvisible="6" %)
869 (((
870 (% _mstvisible="7" %)
871 (((
872 (% _mstvisible="8" %)
873 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
874 )))
875 )))
876
877 (% _mstvisible="6" %)
878 (((
879 (% _mstvisible="7" %)
880 (((
881 (% _mstvisible="8" %)
882 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
883 )))
884 )))
885 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
886 (((
887 (% _mstvisible="6" %)
888 (((
889 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
890 Poll message flag & Ext
891 )))
892 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
893 (((
894 (% _mstvisible="6" %)
895 (((
896 (% _mstvisible="7" %)
897 (((
898 (% _mstvisible="8" %)
899 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
900 )))
901 )))
902
903 (% _mstvisible="6" %)
904 (((
905 (% _mstvisible="7" %)
906 (((
907 (% _mstvisible="8" %)
908
909 )))
910 )))
911 )))
912
913 (% _mstvisible="1" %)
914 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
915
916 (% _mstvisible="1" %)
917 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
918
919 (% _mstvisible="1" %)
920 (((
921 (% _mstvisible="2" %)
922 (((
923 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
924 Poll Message Flag: 1: This message is a poll message reply.
925 )))
926 )))
927
928 (% _mstvisible="1" %)
929 * (% _mstvisible="3" %)
930 (((
931 (% _mstvisible="4" %)
932 (((
933 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
934 Poll Message Flag is set to 1.
935 )))
936 )))
937 * (% _mstvisible="3" %)
938 (((
939 (% _mstvisible="4" %)
940 (((
941 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
942 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
943 )))
944 )))
945
946 (% _mstvisible="1" %)
947 (((
948 (% _mstvisible="2" %)
949 (((
950 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
951
952
953 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
954 For example, in US915 band, the max payload for different DR is:
955 )))
956 )))
957
958 (% _mstvisible="1" %)
959 (((
960 (% _mstvisible="2" %)
961 (((
962 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
963 a) DR0: max is 11 bytes so one entry of data
964 )))
965 )))
966
967 (% _mstvisible="1" %)
968 (((
969 (% _mstvisible="2" %)
970 (((
971 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
972 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
973 )))
974 )))
975
976 (% _mstvisible="1" %)
977 (((
978 (% _mstvisible="2" %)
979 (((
980 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
981 c) DR2: total payload includes 11 entries of data
982 )))
983 )))
984
985 (% _mstvisible="1" %)
986 (((
987 (% _mstvisible="2" %)
988 (((
989 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
990 d) DR3: total payload includes 22 entries of data.
991 )))
992 )))
993
994 (% _mstvisible="1" %)
995 (((
996 (% _mstvisible="2" %)
997 (((
998 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
999 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1000 )))
1001 )))
1002
1003
1004 (% _mstvisible="1" style="text-align: left;" %)
1005 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1006
1007 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1008 If LHT65N has below data inside Flash:
1009
1010 (% _mstvisible="1" %)
1011 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1012
1013 (% _mstvisible="1" %)
1014 (((
1015 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1016 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1017 )))
1018
1019 (% _mstvisible="1" %)
1020 (((
1021 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1022 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1023 )))
1024
1025 (% _mstvisible="1" %)
1026 (((
1027 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1028 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1029 )))
1030
1031 (% _mstvisible="1" %)
1032 (((
1033 (% _mstvisible="2" %)
1034
1035 )))
1036
1037 (% _mstvisible="1" %)
1038 (((
1039 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1040 LHT65N will uplink this payload.
1041 )))
1042
1043 (% _mstvisible="1" %)
1044 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1045
1046 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1047 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1048
1049 (% _msthash="315237" _msttexthash="1385839" %)
1050 Where the first 11 bytes is for the first entry:
1051
1052 (% _msthash="315238" _msttexthash="274846" %)
1053 7FFF089801464160065F97
1054
1055 (% _msthash="315239" _msttexthash="617435" %)
1056 Ext sensor data=0x7FFF/100=327.67
1057
1058 (% _msthash="315240" _msttexthash="270543" %)
1059 Temp=0x0898/100=22.00
1060
1061 (% _msthash="315241" _msttexthash="211783" %)
1062 Hum=0x0146/10=32.6
1063
1064 (% _msthash="315242" _msttexthash="1569776" %)
1065 poll message flag & Ext=0x41,means reply data,Ext=1
1066
1067 (% _msthash="315243" _msttexthash="1120509" %)
1068 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1069
1070
1071 (% _mstvisible="1" style="text-align: left;" %)
1072 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1073
1074 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1075 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.
1076
1077 (% _mstvisible="1" %)
1078 (((
1079 (% _mstvisible="2" style="text-align: left;" %)
1080 (% _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.
1081 )))
1082
1083 (% _mstvisible="1" style="text-align: left;" %)
1084 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1085
1086 (% _mstvisible="1" class="box infomessage" %)
1087 (((
1088 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1089 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1090
1091 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1092 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1093
1094 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1095 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1096
1097 (% _mstvisible="2" style="text-align: left;" %)
1098 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1099
1100 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1101 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1102 )))
1103
1104
1105
1106 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1107 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1108
1109 (% _mstvisible="1" %)
1110 (((
1111 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1112 The LHT65 has a triple color LED which for easy showing different stage .
1113
1114 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1115 While user press ACT button, the LED will work as per LED status with ACT button.
1116 )))
1117
1118 (% _mstvisible="1" %)
1119 (((
1120 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1121 In a normal working state:
1122 )))
1123
1124 (% _mstvisible="1" %)
1125 * (% _mstvisible="3" %)
1126 (((
1127 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1128 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1129
1130 (% _msthash="197771" _msttexthash="1202526" %)
1131 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1132 )))
1133 * (% _mstvisible="3" %)
1134 (((
1135 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1136 RED LED when external sensor is not connected
1137 )))
1138 * (% _mstvisible="3" %)
1139 (((
1140 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1141 For each success downlink, the PURPLE LED will blink once
1142
1143
1144
1145 )))
1146
1147 (% _mstvisible="1" style="text-align: left;" %)
1148 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1149
1150 (% _mstvisible="1" %)
1151 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1152
1153
1154 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1155 = (% _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(%%) =
1156
1157 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1158 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1159
1160 (% _mstvisible="1" %)
1161 [[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"]]
1162
1163
1164 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1165 Temperature sensor with 2 meters cable long
1166
1167 (% _mstvisible="1" %)
1168 * Resolution: 0.0625 °C
1169 * ±0.5°C accuracy from -10°C to +85°C
1170 * ±2°C accuracy from -55°C to +125°C
1171 * Operating Range: -40 ~~ 125 °C
1172 * -55°C to 125°C
1173 * Working voltage 2.35v ~~ 5v
1174
1175
1176
1177 (% _mstvisible="1" style="text-align: left;" %)
1178 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1179
1180 (% _mstvisible="1" %)
1181 (((
1182 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1183 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1184 )))
1185
1186 (% _mstvisible="1" %)
1187 * (% _mstvisible="3" %)
1188 (((
1189 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1190 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1191 )))
1192 * (% _mstvisible="3" %)
1193 (((
1194 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1195 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1196 )))
1197
1198 (% _mstvisible="1" %)
1199 (((
1200 (% _mstvisible="2" style="text-align: left;" %)
1201
1202 )))
1203
1204 (% _mstvisible="1" %)
1205 (((
1206 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1207 There are two kinds of commands to configure LHT65N, they are:
1208 )))
1209
1210 (% _mstvisible="1" %)
1211 (((
1212 (% _mstvisible="2" style="text-align: left;" %)
1213 (% _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" %).
1214 )))
1215
1216 (% _mstvisible="1" %)
1217 (((
1218 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1219 These commands are to configure:
1220 )))
1221
1222 (% _mstvisible="1" %)
1223 * (% _mstvisible="3" %)
1224 (((
1225 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1226 General system settings like: uplink interval.
1227 )))
1228 * (% _mstvisible="3" %)
1229 (((
1230 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1231 LoRaWAN protocol & radio-related commands.
1232 )))
1233
1234 (% _mstvisible="1" %)
1235 (((
1236 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1237 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]]
1238 )))
1239
1240 (% _mstvisible="1" %)
1241 (((
1242 (% _mstvisible="2" style="text-align: left;" %)
1243
1244 )))
1245
1246 (% _mstvisible="1" %)
1247 (((
1248 (% _mstvisible="2" style="text-align: left;" %)
1249 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1250 )))
1251
1252 (% _mstvisible="1" %)
1253 (((
1254 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1255 These commands are only valid for LHT65N, as below:
1256
1257
1258 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1259
1260 )))
1261
1262 (% _mstvisible="1" style="text-align: left;" %)
1263 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1264
1265 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1266 Feature: Change LoRaWAN End Node Transmit Interval.
1267
1268 (% _mstvisible="1" style="text-align: left;" %)
1269 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1270
1271 (% _mstvisible="1" %)
1272 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1273
1274 (% _mstvisible="1" %)
1275 (((
1276 (% _mstvisible="2" style="text-align: left;" %)
1277
1278
1279 (% _mstvisible="2" style="text-align: left;" %)
1280 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1281 )))
1282
1283 (% _mstvisible="1" %)
1284 (((
1285 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1286 Format: Command Code (0x01) followed by 3 bytes time value.
1287 )))
1288
1289 (% _mstvisible="1" %)
1290 (((
1291 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1292 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1293 )))
1294
1295 (% _mstvisible="1" %)
1296 * (% _mstvisible="3" %)
1297 (((
1298 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1299 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1300 )))
1301 * (% _mstvisible="3" %)
1302 (((
1303 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1304 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1305
1306
1307 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1308
1309 )))
1310
1311 (% _mstvisible="1" style="text-align: left;" %)
1312 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1313
1314 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1315 Feature: Change External Sensor Mode.
1316
1317 (% _mstvisible="1" style="text-align: left;" %)
1318 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1319
1320 (% _mstvisible="1" %)
1321 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1322
1323 (% _mstvisible="1" %)
1324 (((
1325 (% _mstvisible="2" style="text-align: left;" %)
1326
1327
1328 (% _mstvisible="2" style="text-align: left;" %)
1329 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1330 )))
1331
1332 (% _mstvisible="1" %)
1333 (((
1334 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1335 Total bytes: 2 ~~ 5 bytes
1336 )))
1337
1338 (% _mstvisible="1" %)
1339 (((
1340 (% _mstvisible="2" %)
1341 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1342 )))
1343
1344 (% _mstvisible="1" %)
1345 * (% _mstvisible="3" %)
1346 (((
1347 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1348 0xA201: Set external sensor type to E1
1349 )))
1350 * (% _mstvisible="3" %)
1351 (((
1352 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1353 0xA209: Same as AT+EXT=9
1354 )))
1355 * (% _mstvisible="3" %)
1356 (((
1357 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1358 0xA20702003c,Same as AT+SETCNT=60
1359
1360
1361 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1362
1363 )))
1364
1365 (% _mstvisible="1" style="text-align: left;" %)
1366 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1367
1368 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1369 Feature: If PID is enabled, device will send the temperature probe ID on:
1370
1371 (% _mstvisible="1" %)
1372 * First Packet after OTAA Join
1373 * Every 24 hours since the first packet.
1374
1375 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1376 PID is default set to disable (0)
1377
1378 (% _mstvisible="1" style="text-align: left;" %)
1379 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1380
1381 (% _mstvisible="1" %)
1382 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1383
1384
1385 (% _mstvisible="1" style="text-align: left;" %)
1386 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1387
1388 (% _mstvisible="1" %)
1389 * 0xA800  **~-~->** AT+PID=0
1390 * 0xA801     **~-~->** AT+PID=1
1391
1392
1393
1394 (% _mstvisible="1" style="text-align: left;" %)
1395 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1396
1397 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1398 Feature: Set device password, max 9 digits
1399
1400 (% _mstvisible="1" style="text-align: left;" %)
1401 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1402
1403 (% _mstvisible="1" %)
1404 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1405
1406 (% _mstvisible="1" %)
1407 (((
1408 (% _mstvisible="2" style="text-align: left;" %)
1409
1410
1411 (% _mstvisible="2" style="text-align: left;" %)
1412 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1413 )))
1414
1415 (% _mstvisible="1" %)
1416 (((
1417 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1418 No downlink command for this feature.
1419
1420 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1421
1422 )))
1423
1424 (% _mstvisible="1" style="text-align: left;" %)
1425 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1426
1427 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1428 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1429
1430 (% _mstvisible="1" style="text-align: left;" %)
1431 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1432
1433 (% _mstvisible="1" %)
1434 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1435
1436
1437 (% _mstvisible="1" style="text-align: left;" %)
1438 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1439
1440 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1441 No downlink command for this feature.
1442
1443
1444 (% _mstvisible="1" style="text-align: left;" %)
1445 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1446
1447 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1448 Feature: Set device to sleep mode
1449
1450 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1451 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1452
1453 (% _mstvisible="1" style="text-align: left;" %)
1454 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1455
1456 (% _mstvisible="1" %)
1457 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1458
1459 (% _mstvisible="1" %)
1460 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1461
1462 (% _mstvisible="1" %)
1463 * There is no downlink command to set to Sleep mode.
1464
1465
1466
1467 (% _mstvisible="1" %)
1468 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1469
1470 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1471 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1472
1473 (% _mstvisible="1" %)
1474 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1475
1476 (% _mstvisible="1" %)
1477 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1478
1479
1480 (% _mstvisible="1" %)
1481 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1482
1483 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1484 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1485
1486
1487 (% _mstvisible="1" %)
1488 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1489
1490 (% _mstvisible="1" %)
1491 (((
1492 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1493 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1494 )))
1495
1496 (% _mstvisible="1" %)
1497 (((
1498 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1499 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.
1500 )))
1501
1502 (% _mstvisible="1" %)
1503 (((
1504 (% _mstvisible="2" %)
1505 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1506 )))
1507
1508 (% _mstvisible="1" %)
1509 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1510
1511
1512 (% _mstvisible="1" %)
1513 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1514
1515 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1516 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1517
1518 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1519 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1520
1521
1522 (% _mstvisible="1" %)
1523 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1524
1525 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1526 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1527
1528 (% _mstvisible="1" %)
1529 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1530
1531 (% _mstvisible="1" %)
1532 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1533
1534
1535 (% _mstvisible="1" %)
1536 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1537
1538 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1539 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1540
1541
1542 (% _mstvisible="1" %)
1543 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1544
1545 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1546 Feature: Print the sector data from start page to stop page (max is 416 pages).
1547
1548 (% _mstvisible="1" %)
1549 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1550
1551 (% _mstvisible="1" %)
1552 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1553
1554
1555 (% _mstvisible="1" %)
1556 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1557
1558 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1559 No downlink commands for feature
1560
1561
1562 (% _mstvisible="1" %)
1563 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1564
1565 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1566 Feature: Print the last few data entries
1567
1568 (% _mstvisible="1" %)
1569 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1570
1571 (% _mstvisible="1" %)
1572 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1573
1574
1575 (% _mstvisible="1" %)
1576 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1577
1578 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1579 No downlink commands for feature
1580
1581
1582 (% _mstvisible="1" %)
1583 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1584
1585 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1586 Feature: Clear flash storage for data log feature.
1587
1588 (% _mstvisible="1" %)
1589 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1590
1591 (% _mstvisible="1" %)
1592 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1593
1594
1595 (% _mstvisible="1" %)
1596 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1597
1598 (% _mstvisible="1" %)
1599 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1600
1601
1602
1603 (% _mstvisible="1" %)
1604 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1605
1606 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1607 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.
1608
1609
1610 (% _mstvisible="1" %)
1611 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1612
1613 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1614 The default factory setting is 0
1615
1616 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1617 (% _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**
1618 (% _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
1619
1620 (% _mstvisible="1" %)
1621 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1622
1623 (% _mstvisible="1" %)
1624 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1625
1626
1627
1628 (% _mstvisible="1" %)
1629 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1630
1631 (% _mstvisible="1" %)
1632 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1633
1634 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1635 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.
1636
1637 (% _mstvisible="1" %)
1638 (((
1639 (% _mstvisible="2" %)
1640 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1641 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1642 )))
1643
1644 (% _mstvisible="1" %)
1645 (((
1646 (% _mstvisible="2" %)
1647 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1648
1649 )))
1650
1651 (% _mstvisible="1" %)
1652 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1653
1654 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1655 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.
1656
1657 (% _mstvisible="1" %)
1658 [[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"]]
1659
1660 (% _mstvisible="1" %)
1661 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1662
1663 (% _mstvisible="1" %)
1664 (((
1665 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1666 (((
1667 (% _msthash="736723" _msttexthash="35479028" %)
1668 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:
1669 [[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]]
1670 )))
1671
1672 (((
1673
1674 )))
1675
1676 (((
1677 (% _msthash="736724" _msttexthash="12045098" %)
1678 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]]
1679 )))
1680
1681
1682 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1683 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1684
1685 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1686 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1687
1688 (((
1689 (% _msthash="736725" _msttexthash="9345674" %)
1690 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.
1691 )))
1692
1693 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1694
1695
1696 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1697
1698 (% _msthash="506062" _msttexthash="1187732" %)
1699 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1700
1701 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1702
1703 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1704
1705 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1706
1707
1708 (((
1709 (% _msthash="736726" _msttexthash="67213055" %)
1710 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.
1711 )))
1712
1713 (((
1714 (% _msthash="736727" _msttexthash="1907009" %)
1715 Input password and ATZ to activate LHT65N,As shown below:
1716 )))
1717
1718 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1719
1720
1721 (% _msthash="506066" _msttexthash="544869" %)
1722 AT Command List is as below:
1723
1724 (% _msthash="506067" _msttexthash="361920" %)
1725 AT+<CMD>? :  Help on <CMD>
1726
1727 (% _msthash="506068" _msttexthash="243061" %)
1728 AT+<CMD> :  Run <CMD>
1729
1730 (% _msthash="506069" _msttexthash="704197" %)
1731 AT+<CMD>=<value> :  Set the value
1732
1733 (% _msthash="506070" _msttexthash="455676" %)
1734 AT+<CMD>=? :  Get the value
1735
1736 (% _msthash="506071" _msttexthash="670553" %)
1737 AT+DEBUG:  Set more info output
1738
1739 (% _msthash="506072" _msttexthash="485888" %)
1740 ATZ:  Trig a reset of the MCU
1741
1742 (% _msthash="506073" _msttexthash="2068872" %)
1743 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1744
1745 (% _msthash="506074" _msttexthash="689169" %)
1746 AT+DEUI:  Get or Set the Device EUI
1747
1748 (% _msthash="506075" _msttexthash="960414" %)
1749 AT+DADDR:  Get or Set the Device Address
1750
1751 (% _msthash="506076" _msttexthash="1079897" %)
1752 AT+APPKEY:  Get or Set the Application Key
1753
1754 (% _msthash="506077" _msttexthash="1326143" %)
1755 AT+NWKSKEY:  Get or Set the Network Session Key
1756
1757 (% _msthash="506078" _msttexthash="1573000" %)
1758 AT+APPSKEY:  Get or Set the Application Session Key
1759
1760 (% _msthash="506079" _msttexthash="1041729" %)
1761 AT+APPEUI:  Get or Set the Application EUI
1762
1763 (% _msthash="506080" _msttexthash="2104206" %)
1764 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1765
1766 (% _msthash="506081" _msttexthash="3369288" %)
1767 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1768
1769 (% _msthash="506082" _msttexthash="1894529" %)
1770 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1771
1772 (% _msthash="506083" _msttexthash="3864172" %)
1773 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1774
1775 (% _msthash="506084" _msttexthash="1712204" %)
1776 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1777
1778 (% _msthash="506085" _msttexthash="1281202" %)
1779 AT+RX2FQ:  Get or Set the Rx2 window frequency
1780
1781 (% _msthash="506086" _msttexthash="2796781" %)
1782 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1783
1784 (% _msthash="506087" _msttexthash="3285165" %)
1785 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1786
1787 (% _msthash="506088" _msttexthash="3286179" %)
1788 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1789
1790 (% _msthash="506089" _msttexthash="4703803" %)
1791 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1792
1793 (% _msthash="506090" _msttexthash="4704999" %)
1794 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1795
1796 (% _msthash="506091" _msttexthash="1528683" %)
1797 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1798
1799 (% _msthash="506092" _msttexthash="757185" %)
1800 AT+NWKID:  Get or Set the Network ID
1801
1802 (% _msthash="506093" _msttexthash="1156597" %)
1803 AT+FCU:  Get or Set the Frame Counter Uplink
1804
1805 (% _msthash="506094" _msttexthash="1273987" %)
1806 AT+FCD:  Get or Set the Frame Counter Downlink
1807
1808 (% _msthash="506095" _msttexthash="859222" %)
1809 AT+CLASS:  Get or Set the Device Class
1810
1811 (% _msthash="506096" _msttexthash="384852" %)
1812 AT+JOIN:  Join network
1813
1814 (% _msthash="506097" _msttexthash="548626" %)
1815 AT+NJS:  Get the join status
1816
1817 (% _msthash="506098" _msttexthash="2546206" %)
1818 AT+SENDB:  Send hexadecimal data along with the application port
1819
1820 (% _msthash="506099" _msttexthash="1932307" %)
1821 AT+SEND:  Send text data along with the application port
1822
1823 (% _msthash="506100" _msttexthash="3560557" %)
1824 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1825
1826 (% _msthash="506101" _msttexthash="1429701" %)
1827 AT+RECV:  Print last received data in raw format
1828
1829 (% _msthash="506102" _msttexthash="1735981" %)
1830 AT+VER:  Get current image version and Frequency Band
1831
1832 (% _msthash="506103" _msttexthash="1189474" %)
1833 AT+CFM:  Get or Set the confirmation mode (0-1)
1834
1835 (% _msthash="506104" _msttexthash="1718210" %)
1836 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1837
1838 (% _msthash="506105" _msttexthash="1339403" %)
1839 AT+SNR:  Get the SNR of the last received packet
1840
1841 (% _msthash="506106" _msttexthash="1452009" %)
1842 AT+RSSI:  Get the RSSI of the last received packet
1843
1844 (% _msthash="506107" _msttexthash="2768142" %)
1845 AT+TDC:  Get or set the application data transmission interval in ms
1846
1847 (% _msthash="506108" _msttexthash="1083914" %)
1848 AT+PORT:  Get or set the application port
1849
1850 (% _msthash="506109" _msttexthash="622440" %)
1851 AT+DISAT:  Disable AT commands
1852
1853 (% _msthash="506110" _msttexthash="868361" %)
1854 AT+PWORD:  Set password, max 9 digits
1855
1856 (% _msthash="506111" _msttexthash="2210299" %)
1857 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1858
1859 (% _msthash="506112" _msttexthash="2113462" %)
1860 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1861
1862 (% _msthash="506113" _msttexthash="2087423" %)
1863 AT+PDTA:  Print the sector data from start page to stop page
1864
1865 (% _msthash="506114" _msttexthash="1063127" %)
1866 AT+PLDTA:  Print the last few sets of data
1867
1868 (% _msthash="506115" _msttexthash="1999426" %)
1869 AT+CLRDTA:  Clear the storage, record position back to 1st
1870
1871 (% _msthash="506116" _msttexthash="442130" %)
1872 AT+SLEEP:  Set sleep mode
1873
1874 (% _msthash="506117" _msttexthash="1080222" %)
1875 AT+EXT:  Get or Set external sensor model
1876
1877 (% _msthash="506118" _msttexthash="1309490" %)
1878 AT+BAT:  Get the current battery voltage in mV
1879
1880 (% _msthash="506119" _msttexthash="813891" %)
1881 AT+CFG:  Print all configurations
1882
1883 (% _msthash="506120" _msttexthash="551707" %)
1884 AT+WMOD:  Get or Set Work Mode
1885
1886 (% _msthash="506121" _msttexthash="2631499" %)
1887 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1888
1889 (% _msthash="506122" _msttexthash="3907150" %)
1890 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1891
1892 (% _msthash="506123" _msttexthash="854620" %)
1893 AT+SETCNT:  Set the count at present
1894
1895 (% _msthash="506124" _msttexthash="2554877" %)
1896 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1897
1898 (% _msthash="506125" _msttexthash="771849" %)
1899 AT+RPL:  Get or set response level
1900
1901 (% _msthash="506126" _msttexthash="1484314" %)
1902 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1903
1904 (% _msthash="506127" _msttexthash="741728" %)
1905 AT+LEAPSEC:  Get or Set Leap Second
1906
1907 (% _msthash="506128" _msttexthash="1694017" %)
1908 AT+SYNCMOD:  Get or Set time synchronization method
1909
1910 (% _msthash="506129" _msttexthash="2235948" %)
1911 AT+SYNCTDC:  Get or set time synchronization interval in day
1912
1913 (% _msthash="506130" _msttexthash="425542" %)
1914 AT+PID:  Get or set the PID
1915
1916
1917 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1918
1919 (% _msthash="506131" _msttexthash="14585714" %)
1920 AT commands：
1921
1922 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1923
1924 (% _msthash="506132" _msttexthash="337922" %)
1925 Downlink commands:
1926
1927
1928 (% _msthash="506133" _msttexthash="33046" %)
1929 **TTN:**
1930
1931 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1932
1933
1934 (% _msthash="506134" _msttexthash="11113791" %)
1935 **Helium：**
1936
1937 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1938
1939
1940 (% _msthash="506135" _msttexthash="4159844" %)
1941 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1942
1943 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1944
1945 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1946
1947
1948 (% _msthash="506136" _msttexthash="39286" %)
1949 **Aws:**
1950
1951 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1952
1953
1954 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1955
1956 [[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"]]
1957
1958
1959 (% _msthash="536757" _msttexthash="1874951" %)
1960 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1961
1962 [[image:image-20220615153355-1.png]]
1963
1964 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1965
1966 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1967
1968 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1969
1970 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1971
1972
1973 (((
1974 (% _msthash="736728" _msttexthash="67213055" %)
1975 (((
1976 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.
1977 )))
1978 )))
1979
1980 (((
1981 (% _msthash="736729" _msttexthash="1907009" %)
1982 Input password and ATZ to activate LHT65N,As shown below:
1983
1984 [[image:image-20220615154519-3.png]]
1985
1986
1987 )))
1988
1989
1990 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1991
1992 [[image:image-20220615153355-1.png]]
1993
1994 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1995
1996 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1997
1998 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1999
2000 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
2001
2002
2003 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2004
2005 [[image:image-20220615170542-5.png]]
2006
2007
2008 (% _msthash="506146" _msttexthash="52173160" %)
2009 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2010
2011
2012 (% _msthash="506147" _msttexthash="188083584" %)
2013 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2014
2015 [[image:image-20220615171334-6.png]]
2016
2017
2018 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2019
2020
2021 )))
2022
2023 (% _mstvisible="1" %)
2024 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2025
2026 (% _mstvisible="1" %)
2027 (((
2028 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2029 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2030 )))
2031
2032 (% _mstvisible="1" %)
2033 (((
2034 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2035 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2036 )))
2037
2038 (% _mstvisible="1" %)
2039 * (% _mstvisible="3" %)
2040 (((
2041 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2042 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2043 )))
2044 * (% _mstvisible="3" %)
2045 (((
2046 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2047 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2048 )))
2049 * (% _mstvisible="3" %)
2050 (((
2051 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2052 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2053 )))
2054 * (% _mstvisible="3" %)
2055 (((
2056 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2057 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2058 )))
2059 * (% _mstvisible="3" %)
2060 (((
2061 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2062 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2063 )))
2064 * (% _mstvisible="3" %)
2065 (((
2066 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2067 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2068 )))
2069 * (% _mstvisible="3" %)
2070 (((
2071 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2072 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2073 )))
2074 * (% _mstvisible="3" %)
2075 (((
2076 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2077 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2078 )))
2079
2080 (% _mstvisible="1" %)
2081 (((
2082 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2083 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2084 )))
2085
2086 (% _mstvisible="1" %)
2087 * (% _mstvisible="3" %)
2088 (((
2089 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2090 (% style="color:red" %)**E3**(%%): External Temperature Probe
2091
2092
2093 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2094
2095 )))
2096
2097 (% _mstvisible="1" %)
2098 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2099
2100 (% _mstvisible="1" %)
2101 (((
2102 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2103
2104
2105 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2106 (% _mstvisible="3" %)**Package Includes**(%%):
2107 )))
2108
2109 (% _mstvisible="1" %)
2110 * (% _mstvisible="3" %)
2111 (((
2112 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2113 LHT65N Temperature & Humidity Sensor x 1
2114 )))
2115 * (% _mstvisible="3" %)
2116 (((
2117 (% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2118 Program cable x 1
2119 )))
2120 * (% _mstvisible="3" %)
2121 (((
2122 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2123 Optional external sensor
2124 )))
2125
2126 (% _mstvisible="1" %)
2127 (((
2128 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2129 (% _mstvisible="3" %)**Dimension and weight**(%%):
2130 )))
2131
2132 (% _mstvisible="1" %)
2133 * (% _mstvisible="3" %)
2134 (((
2135 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2136 Device Size:  10 x 10 x 3.5 cm
2137 )))
2138 * (% _mstvisible="3" %)
2139 (((
2140 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2141 Device Weight: 120.5g
2142 )))
2143
2144 (% _mstvisible="3" %)
2145 (((
2146
2147
2148 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2149
2150 )))
2151
2152 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2153
2154 * [[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"]]
2155
2156 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2157
2158 (% _mstvisible="1" %)
2159 (((
2160 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2161 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2162 )))
2163
2164 (% _mstvisible="1" %)
2165 (((
2166 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2167 (1) This device may not cause harmful interference；
2168 )))
2169
2170 (% _mstvisible="1" %)
2171 (((
2172 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2173 (2) this device must accept any interference received, including interference that may cause undesired operation.
2174 )))