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Version 147.22 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
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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 )))
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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?(%%) ==
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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 )))
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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"]]
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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(%%) ==
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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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367 (% _mstvisible="1" %)
368 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
369
370 (% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
371 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.
372
373 (% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
374 Below is the position to put the decoder and LHT65N decoder can be download from here:
375
376 (% _mstvisible="1" %)
377 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
378
379 (% _mstvisible="1" %)
380 [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
381
382
383
384 (% _mstvisible="1" %)
385 === (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
386
387 (% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
388 These two bytes of BAT include the battery state and the actually voltage
389
390 (% _mstvisible="1" %)
391 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
392
393 (% _mstvisible="1" %)
394 [[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
395
396 (% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
397 Check the battery voltage for LHT65N.
398
399 (% _mstvisible="1" %)
400 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
401 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
402
403
404
405 (% _mstvisible="1" %)
406 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
407
408 (% _mstvisible="1" %)
409 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
410
411 (% _mstvisible="1" %)
412 * Temperature:  0x0ABB/100=27.47℃
413
414 (% _mstvisible="1" %)
415 [[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
416
417 (% _mstvisible="1" %)
418 * Temperature:  (0xF5C6-65536)/100=-26.18℃
419
420
421 (% _mstvisible="1" %)
422 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
423
424 (% _mstvisible="1" %)
425 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
426
427 (% _mstvisible="1" %)
428 * Humidity:    0x025C/10=60.4%
429
430
431 (% _mstvisible="1" %)
432 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
433
434 (% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
435 Bytes for External Sensor:
436
437 (% _mstvisible="1" %)
438 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
439
440
441 (% _mstvisible="1" %)
442 === (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
443
444 (% _mstvisible="1" %)
445 ==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
446
447 (% _mstvisible="1" %)
448 [[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
449
450
451 (% _mstvisible="1" %)
452 * DS18B20 temp=0x0ADD/100=27.81℃
453
454 (% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
455 The last 2 bytes of data are meaningless
456
457 (% _mstvisible="1" %)
458 [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
459
460
461 (% _mstvisible="1" %)
462 * External temperature= (0xF54F-65536)/100=-27.37℃
463
464 (% _mstvisible="1" %)
465 (((
466 (% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
467 The last 2 bytes of data are meaningless
468 )))
469
470 (% _mstvisible="1" %)
471 (((
472 (% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
473 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
474 )))
475
476
477
478 (% _mstvisible="1" %)
479 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
480
481 (% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
482 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:
483
484 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
485 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
486 (((
487 (% _mstvisible="6" %)
488 (% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
489 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
490 (((
491 (% _mstvisible="6" %)
492 (% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
493 )))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
494 (((
495 (% _mstvisible="6" %)
496 (% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
497 )))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
498 (((
499 (% _mstvisible="6" %)
500 (% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
501 )))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
502 (((
503 (% _mstvisible="6" %)
504 (% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
505 )))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
506 (((
507 (% _mstvisible="6" %)
508 (% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
509 )))
510 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
511 (((
512 (% _mstvisible="6" %)
513 (% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
514 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
515 (((
516 (% _mstvisible="6" %)
517 [[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
518 )))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
519 (((
520 (% _mstvisible="6" %)
521 (((
522 (% _mstvisible="7" %)
523 [[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
524 )))
525
526 (% _mstvisible="6" %)
527 (((
528 (% _mstvisible="7" %)
529 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
530 )))
531 )))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
532 (((
533 (% _mstvisible="6" %)
534 (((
535 (% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
536 BAT Status &
537 )))
538
539 (% _mstvisible="6" %)
540 (((
541 (% _mstvisible="7" %)
542 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
543 )))
544 )))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
545 (((
546 (% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
547 Status & Ext
548 )))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
549 (((
550 (% _mstvisible="6" %)
551 (((
552 (% _mstvisible="7" %)
553 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
554 )))
555 )))
556
557 (% _mstvisible="1" %)
558 * (% _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**
559
560 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
561 (% _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]
562 (% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
563 (((
564 (% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
565 BAT Status
566
567 (% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
568 00(b): Ultra Low ( BAT <= 2.50v)
569
570 (% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
571 01(b): Low  (2.50v <=BAT <= 2.55v)
572
573 (% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
574 10(b): OK   (2.55v <= BAT <=2.65v)
575
576 (% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
577 11(b): Good   (BAT >= 2.65v)
578 )))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
579 (((
580 (% _mstvisible="6" %)
581 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
582
583 (% _mstvisible="6" %)
584
585 )))
586
587 (% _mstvisible="1" %)
588 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
589
590 (% _mstvisible="1" %)
591 [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
592
593 (% _mstvisible="1" %)
594 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
595 * 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.
596 * 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)
597
598
599 (% _mstvisible="1" %)
600 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
601
602 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
603 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:
604
605 (% _mstvisible="1" %)
606 (((
607 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
608 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
609 )))
610
611 (% _mstvisible="1" %)
612 (((
613 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
614 (% _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.
615 )))
616
617 (% _mstvisible="1" %)
618 (((
619 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
620 Add Datacake:
621 )))
622
623 (% _mstvisible="1" %)
624 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
625
626
627 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
628 Select default key as Access Key:
629
630 (% _mstvisible="1" %)
631 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
632
633 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
634 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
635
636 (% _mstvisible="1" %)
637 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
638
639 (% _mstvisible="1" %)
640 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
641
642
643
644 (% _mstvisible="1" %)
645 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
646
647 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
648 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.
649
650
651 (% _mstvisible="1" %)
652 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
653
654 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
655 There are two methods:
656
657 (% _mstvisible="1" %)
658 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
659 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.
660
661
662 (% _mstvisible="1" %)
663 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
664
665 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
666 LHT65N uses Unix TimeStamp format based on
667
668 (% _mstvisible="1" %)
669 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
670
671
672 (% _mstvisible="1" %)
673 (((
674 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
675 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
676 )))
677
678 (% _mstvisible="1" %)
679 (((
680 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
681 Below is the converter example
682 )))
683
684 (% _mstvisible="1" %)
685 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
686
687 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
688 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
689
690
691 (% _mstvisible="1" %)
692 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
693
694 (% _mstvisible="1" %)
695 (((
696 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
697 There are two ways to set device’s time:
698 )))
699
700 (% _mstvisible="1" %)
701 (((
702 (% _mstvisible="2" %)
703 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
704 )))
705
706 (% _mstvisible="1" %)
707 (((
708 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
709 User need to set SYNCMOD=1 to enable sync time via MAC command.
710 )))
711
712 (% _mstvisible="1" %)
713 (((
714 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
715 Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
716 )))
717
718 (% _mstvisible="1" %)
719 (((
720 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
721 Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
722 )))
723
724 (% _mstvisible="1" %)
725 (((
726 (% _mstvisible="2" %)
727
728 )))
729
730 (% _mstvisible="1" %)
731 (((
732 (% _mstvisible="2" %)
733 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
734 )))
735
736 (% _mstvisible="1" %)
737 (((
738 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
739 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
740
741 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
742
743 )))
744
745 (% _mstvisible="1" %)
746 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
747
748 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
749 User can poll sensor value based on timestamps from the server. Below is the downlink command.
750
751 (% _mstvisible="1" %)
752 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
753
754 (% _mstvisible="1" %)
755 (((
756 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
757 Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
758 )))
759
760 (% _mstvisible="1" %)
761 (((
762 (% _mstvisible="2" %)
763 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
764 )))
765
766 (% _mstvisible="1" %)
767 (((
768 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
769 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
770 )))
771
772 (% _mstvisible="1" %)
773 (((
774 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
775 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
776 )))
777
778
779 (% _mstvisible="1" %)
780 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
781
782 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
783 The Datalog poll reply uplink will use below payload format.
784
785 (% _mstvisible="1" %)
786 (((
787 (% _mstvisible="2" %)
788 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
789 )))
790
791 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
792 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
793 (((
794 (% _mstvisible="6" %)
795 (((
796 (% _mstvisible="7" %)
797 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
798 )))
799 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
800 (((
801 (% _mstvisible="6" %)
802 (((
803 (% _mstvisible="7" %)
804 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
805 )))
806 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
807 (((
808 (% _mstvisible="6" %)
809 (((
810 (% _mstvisible="7" %)
811 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
812 )))
813 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
814 (((
815 (% _mstvisible="6" %)
816 (((
817 (% _mstvisible="7" %)
818 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
819 )))
820 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
821 (((
822 (% _mstvisible="6" %)
823 (((
824 (% _mstvisible="7" %)
825 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
826 )))
827 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
828 (((
829 (% _mstvisible="6" %)
830 (((
831 (% _mstvisible="7" %)
832 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
833 )))
834 )))
835 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
836 (((
837 (% _mstvisible="6" %)
838 (((
839 (% _mstvisible="7" %)
840 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
841 )))
842 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
843 (((
844 (% _mstvisible="6" %)
845 (((
846 (% _mstvisible="7" %)
847 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
848 )))
849 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
850 (((
851 (% _mstvisible="6" %)
852 (((
853 (% _mstvisible="7" %)
854 (((
855 (% _mstvisible="8" %)
856 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
857 )))
858 )))
859
860 (% _mstvisible="6" %)
861 (((
862 (% _mstvisible="7" %)
863 (((
864 (% _mstvisible="8" %)
865 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
866 )))
867 )))
868 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
869 (((
870 (% _mstvisible="6" %)
871 (((
872 (% _mstvisible="7" %)
873 (((
874 (% _mstvisible="8" %)
875 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
876 )))
877 )))
878
879 (% _mstvisible="6" %)
880 (((
881 (% _mstvisible="7" %)
882 (((
883 (% _mstvisible="8" %)
884 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
885 )))
886 )))
887 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
888 (((
889 (% _mstvisible="6" %)
890 (((
891 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
892 Poll message flag & Ext
893 )))
894 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
895 (((
896 (% _mstvisible="6" %)
897 (((
898 (% _mstvisible="7" %)
899 (((
900 (% _mstvisible="8" %)
901 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
902 )))
903 )))
904
905 (% _mstvisible="6" %)
906 (((
907 (% _mstvisible="7" %)
908 (((
909 (% _mstvisible="8" %)
910
911 )))
912 )))
913 )))
914
915 (% _mstvisible="1" %)
916 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
917
918 (% _mstvisible="1" %)
919 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
920
921 (% _mstvisible="1" %)
922 (((
923 (% _mstvisible="2" %)
924 (((
925 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
926 Poll Message Flag: 1: This message is a poll message reply.
927 )))
928 )))
929
930 (% _mstvisible="1" %)
931 * (% _mstvisible="3" %)
932 (((
933 (% _mstvisible="4" %)
934 (((
935 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
936 Poll Message Flag is set to 1.
937 )))
938 )))
939 * (% _mstvisible="3" %)
940 (((
941 (% _mstvisible="4" %)
942 (((
943 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
944 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
945 )))
946 )))
947
948 (% _mstvisible="1" %)
949 (((
950 (% _mstvisible="2" %)
951 (((
952 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
953
954
955 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
956 For example, in US915 band, the max payload for different DR is:
957 )))
958 )))
959
960 (% _mstvisible="1" %)
961 (((
962 (% _mstvisible="2" %)
963 (((
964 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
965 a) DR0: max is 11 bytes so one entry of data
966 )))
967 )))
968
969 (% _mstvisible="1" %)
970 (((
971 (% _mstvisible="2" %)
972 (((
973 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
974 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
975 )))
976 )))
977
978 (% _mstvisible="1" %)
979 (((
980 (% _mstvisible="2" %)
981 (((
982 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
983 c) DR2: total payload includes 11 entries of data
984 )))
985 )))
986
987 (% _mstvisible="1" %)
988 (((
989 (% _mstvisible="2" %)
990 (((
991 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
992 d) DR3: total payload includes 22 entries of data.
993 )))
994 )))
995
996 (% _mstvisible="1" %)
997 (((
998 (% _mstvisible="2" %)
999 (((
1000 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1001 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1002 )))
1003 )))
1004
1005
1006 (% _mstvisible="1" style="text-align: left;" %)
1007 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1008
1009 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1010 If LHT65N has below data inside Flash:
1011
1012 (% _mstvisible="1" %)
1013 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1014
1015 (% _mstvisible="1" %)
1016 (((
1017 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1018 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1019 )))
1020
1021 (% _mstvisible="1" %)
1022 (((
1023 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1024 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1025 )))
1026
1027 (% _mstvisible="1" %)
1028 (((
1029 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1030 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1031 )))
1032
1033 (% _mstvisible="1" %)
1034 (((
1035 (% _mstvisible="2" %)
1036
1037 )))
1038
1039 (% _mstvisible="1" %)
1040 (((
1041 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1042 LHT65N will uplink this payload.
1043 )))
1044
1045 (% _mstvisible="1" %)
1046 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1047
1048 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1049 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1050
1051 (% _msthash="315237" _msttexthash="1385839" %)
1052 Where the first 11 bytes is for the first entry:
1053
1054 (% _msthash="315238" _msttexthash="274846" %)
1055 7FFF089801464160065F97
1056
1057 (% _msthash="315239" _msttexthash="617435" %)
1058 Ext sensor data=0x7FFF/100=327.67
1059
1060 (% _msthash="315240" _msttexthash="270543" %)
1061 Temp=0x0898/100=22.00
1062
1063 (% _msthash="315241" _msttexthash="211783" %)
1064 Hum=0x0146/10=32.6
1065
1066 (% _msthash="315242" _msttexthash="1569776" %)
1067 poll message flag & Ext=0x41,means reply data,Ext=1
1068
1069 (% _msthash="315243" _msttexthash="1120509" %)
1070 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1071
1072
1073 (% _mstvisible="1" style="text-align: left;" %)
1074 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1075
1076 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1077 when the device is in alarm mode, it checks the built-in sensor temperature for a short time. if the temperature exceeds the preconfigured range, it sends an uplink immediately.
1078
1079 (% _mstvisible="1" %)
1080 (((
1081 (% _mstvisible="2" style="text-align: left;" %)
1082 (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1083 )))
1084
1085 (% _mstvisible="1" style="text-align: left;" %)
1086 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1087
1088 (% _mstvisible="1" class="box infomessage" %)
1089 (((
1090 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1091 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1092
1093 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1094 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1095
1096 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1097 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1098
1099 (% _mstvisible="2" style="text-align: left;" %)
1100 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1101
1102 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1103 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1104 )))
1105
1106
1107
1108 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1109 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1110
1111 (% _mstvisible="1" %)
1112 (((
1113 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1114 The LHT65 has a triple color LED which for easy showing different stage .
1115
1116 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1117 While user press ACT button, the LED will work as per LED status with ACT button.
1118 )))
1119
1120 (% _mstvisible="1" %)
1121 (((
1122 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1123 In a normal working state:
1124 )))
1125
1126 (% _mstvisible="1" %)
1127 * (% _mstvisible="3" %)
1128 (((
1129 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1130 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1131
1132 (% _msthash="197771" _msttexthash="1202526" %)
1133 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1134 )))
1135 * (% _mstvisible="3" %)
1136 (((
1137 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1138 RED LED when external sensor is not connected
1139 )))
1140 * (% _mstvisible="3" %)
1141 (((
1142 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1143 For each success downlink, the PURPLE LED will blink once
1144
1145
1146
1147 )))
1148
1149 (% _mstvisible="1" style="text-align: left;" %)
1150 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1151
1152 (% _mstvisible="1" %)
1153 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1154
1155
1156 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1157 = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1158
1159 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1160 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1161
1162 (% _mstvisible="1" %)
1163 [[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"]]
1164
1165
1166 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1167 Temperature sensor with 2 meters cable long
1168
1169 (% _mstvisible="1" %)
1170 * Resolution: 0.0625 °C
1171 * ±0.5°C accuracy from -10°C to +85°C
1172 * ±2°C accuracy from -55°C to +125°C
1173 * Operating Range: -40 ~~ 125 °C
1174 * -55°C to 125°C
1175 * Working voltage 2.35v ~~ 5v
1176
1177
1178 (% _mstvisible="1" style="text-align: left;" %)
1179 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1180
1181 (% _mstvisible="1" %)
1182 (((
1183 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1184 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1185 )))
1186
1187 (% _mstvisible="1" %)
1188 * (% _mstvisible="3" %)
1189 (((
1190 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1191 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1192 )))
1193 * (% _mstvisible="3" %)
1194 (((
1195 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1196 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1197 )))
1198
1199 (% _mstvisible="1" %)
1200 (((
1201 (% _mstvisible="2" style="text-align: left;" %)
1202
1203 )))
1204
1205 (% _mstvisible="1" %)
1206 (((
1207 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1208 There are two kinds of commands to configure LHT65N, they are:
1209 )))
1210
1211 (% _mstvisible="1" %)
1212 (((
1213 (% _mstvisible="2" style="text-align: left;" %)
1214 (% _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" %).
1215 )))
1216
1217 (% _mstvisible="1" %)
1218 (((
1219 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1220 These commands are to configure:
1221 )))
1222
1223 (% _mstvisible="1" %)
1224 * (% _mstvisible="3" %)
1225 (((
1226 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1227 General system settings like: uplink interval.
1228 )))
1229 * (% _mstvisible="3" %)
1230 (((
1231 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1232 LoRaWAN protocol & radio-related commands.
1233 )))
1234
1235 (% _mstvisible="1" %)
1236 (((
1237 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1238 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]]
1239 )))
1240
1241 (% _mstvisible="1" %)
1242 (((
1243 (% _mstvisible="2" style="text-align: left;" %)
1244
1245 )))
1246
1247 (% _mstvisible="1" %)
1248 (((
1249 (% _mstvisible="2" style="text-align: left;" %)
1250 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1251 )))
1252
1253 (% _mstvisible="1" %)
1254 (((
1255 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1256 These commands are only valid for LHT65N, as below:
1257
1258
1259 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1260
1261 )))
1262
1263 (% _mstvisible="1" style="text-align: left;" %)
1264 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1265
1266 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1267 Feature: Change LoRaWAN End Node Transmit Interval.
1268
1269 (% _mstvisible="1" style="text-align: left;" %)
1270 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1271
1272 (% _mstvisible="1" %)
1273 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1274
1275 (% _mstvisible="1" %)
1276 (((
1277 (% _mstvisible="2" style="text-align: left;" %)
1278
1279
1280 (% _mstvisible="2" style="text-align: left;" %)
1281 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1282 )))
1283
1284 (% _mstvisible="1" %)
1285 (((
1286 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1287 Format: Command Code (0x01) followed by 3 bytes time value.
1288 )))
1289
1290 (% _mstvisible="1" %)
1291 (((
1292 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1293 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1294 )))
1295
1296 (% _mstvisible="1" %)
1297 * (% _mstvisible="3" %)
1298 (((
1299 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1300 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1301 )))
1302 * (% _mstvisible="3" %)
1303 (((
1304 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1305 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1306
1307
1308 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1309
1310 )))
1311
1312 (% _mstvisible="1" style="text-align: left;" %)
1313 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1314
1315 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1316 Feature: Change External Sensor Mode.
1317
1318 (% _mstvisible="1" style="text-align: left;" %)
1319 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1320
1321 (% _mstvisible="1" %)
1322 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1323
1324 (% _mstvisible="1" %)
1325 (((
1326 (% _mstvisible="2" style="text-align: left;" %)
1327
1328
1329 (% _mstvisible="2" style="text-align: left;" %)
1330 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1331 )))
1332
1333 (% _mstvisible="1" %)
1334 (((
1335 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1336 Total bytes: 2 ~~ 5 bytes
1337 )))
1338
1339 (% _mstvisible="1" %)
1340 (((
1341 (% _mstvisible="2" %)
1342 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1343 )))
1344
1345 (% _mstvisible="1" %)
1346 * (% _mstvisible="3" %)
1347 (((
1348 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1349 0xA201: Set external sensor type to E1
1350 )))
1351 * (% _mstvisible="3" %)
1352 (((
1353 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1354 0xA209: Same as AT+EXT=9
1355 )))
1356 * (% _mstvisible="3" %)
1357 (((
1358 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1359 0xA20702003c,Same as AT+SETCNT=60
1360
1361
1362 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1363
1364 )))
1365
1366 (% _mstvisible="1" style="text-align: left;" %)
1367 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1368
1369 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1370 Feature: If PID is enabled, device will send the temperature probe ID on:
1371
1372 (% _mstvisible="1" %)
1373 * First Packet after OTAA Join
1374 * Every 24 hours since the first packet.
1375
1376 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1377 PID is default set to disable (0)
1378
1379 (% _mstvisible="1" style="text-align: left;" %)
1380 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1381
1382 (% _mstvisible="1" %)
1383 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1384
1385
1386 (% _mstvisible="1" style="text-align: left;" %)
1387 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1388
1389 (% _mstvisible="1" %)
1390 * 0xA800  **~-~->** AT+PID=0
1391 * 0xA801     **~-~->** AT+PID=1
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 (% _mstvisible="1" %)
1467 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1468
1469 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1470 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1471
1472 (% _mstvisible="1" %)
1473 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1474
1475 (% _mstvisible="1" %)
1476 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1477
1478
1479 (% _mstvisible="1" %)
1480 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1481
1482 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1483 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1484
1485
1486 (% _mstvisible="1" %)
1487 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1488
1489 (% _mstvisible="1" %)
1490 (((
1491 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1492 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1493 )))
1494
1495 (% _mstvisible="1" %)
1496 (((
1497 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1498 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.
1499 )))
1500
1501 (% _mstvisible="1" %)
1502 (((
1503 (% _mstvisible="2" %)
1504 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1505 )))
1506
1507 (% _mstvisible="1" %)
1508 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1509
1510
1511 (% _mstvisible="1" %)
1512 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1513
1514 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1515 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1516
1517 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1518 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1519
1520
1521 (% _mstvisible="1" %)
1522 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1523
1524 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1525 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1526
1527 (% _mstvisible="1" %)
1528 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1529
1530 (% _mstvisible="1" %)
1531 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1532
1533
1534 (% _mstvisible="1" %)
1535 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1536
1537 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1538 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1539
1540
1541 (% _mstvisible="1" %)
1542 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1543
1544 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1545 Feature: Print the sector data from start page to stop page (max is 416 pages).
1546
1547 (% _mstvisible="1" %)
1548 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1549
1550 (% _mstvisible="1" %)
1551 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1552
1553
1554 (% _mstvisible="1" %)
1555 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1556
1557 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1558 No downlink commands for feature
1559
1560
1561 (% _mstvisible="1" %)
1562 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1563
1564 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1565 Feature: Print the last few data entries
1566
1567 (% _mstvisible="1" %)
1568 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1569
1570 (% _mstvisible="1" %)
1571 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1572
1573
1574 (% _mstvisible="1" %)
1575 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1576
1577 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1578 No downlink commands for feature
1579
1580
1581 (% _mstvisible="1" %)
1582 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1583
1584 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1585 Feature: Clear flash storage for data log feature.
1586
1587 (% _mstvisible="1" %)
1588 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1589
1590 (% _mstvisible="1" %)
1591 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1592
1593
1594 (% _mstvisible="1" %)
1595 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1596
1597 (% _mstvisible="1" %)
1598 * Example: 0xA301 ~/~/Same as AT+CLRDTA
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 (% _mstvisible="1" %)
1626 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1627
1628 (% _mstvisible="1" %)
1629 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1630
1631 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1632 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.
1633
1634 (% _mstvisible="1" %)
1635 (((
1636 (% _mstvisible="2" %)
1637 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1638 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1639 )))
1640
1641 (% _mstvisible="1" %)
1642 (((
1643 (% _mstvisible="2" %)
1644 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1645
1646 )))
1647
1648 (% _mstvisible="1" %)
1649 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1650
1651 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1652 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.
1653
1654 (% _mstvisible="1" %)
1655 [[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"]]
1656
1657 (% _mstvisible="1" %)
1658 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1659
1660 (% _mstvisible="1" %)
1661 (((
1662 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1663 (((
1664 (% _msthash="736723" _msttexthash="35479028" %)
1665 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:
1666 [[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]]
1667 )))
1668
1669 (((
1670
1671 )))
1672
1673 (((
1674 (% _msthash="736724" _msttexthash="12045098" %)
1675 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]]
1676 )))
1677
1678
1679 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1680 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1681
1682 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1683 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1684
1685 (((
1686 (% _msthash="736725" _msttexthash="9345674" %)
1687 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.
1688 )))
1689
1690 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1691
1692
1693 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1694
1695 (% _msthash="506062" _msttexthash="1187732" %)
1696 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1697
1698 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1699
1700 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1701
1702 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1703
1704
1705 (((
1706 (% _msthash="736726" _msttexthash="67213055" %)
1707 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.
1708 )))
1709
1710 (((
1711 (% _msthash="736727" _msttexthash="1907009" %)
1712 Input password and ATZ to activate LHT65N,As shown below:
1713 )))
1714
1715 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1716
1717
1718 (% _msthash="506066" _msttexthash="544869" %)
1719 AT Command List is as below:
1720
1721 (% _msthash="506067" _msttexthash="361920" %)
1722 AT+<CMD>? :  Help on <CMD>
1723
1724 (% _msthash="506068" _msttexthash="243061" %)
1725 AT+<CMD> :  Run <CMD>
1726
1727 (% _msthash="506069" _msttexthash="704197" %)
1728 AT+<CMD>=<value> :  Set the value
1729
1730 (% _msthash="506070" _msttexthash="455676" %)
1731 AT+<CMD>=? :  Get the value
1732
1733 (% _msthash="506071" _msttexthash="670553" %)
1734 AT+DEBUG:  Set more info output
1735
1736 (% _msthash="506072" _msttexthash="485888" %)
1737 ATZ:  Trig a reset of the MCU
1738
1739 (% _msthash="506073" _msttexthash="2068872" %)
1740 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1741
1742 (% _msthash="506074" _msttexthash="689169" %)
1743 AT+DEUI:  Get or Set the Device EUI
1744
1745 (% _msthash="506075" _msttexthash="960414" %)
1746 AT+DADDR:  Get or Set the Device Address
1747
1748 (% _msthash="506076" _msttexthash="1079897" %)
1749 AT+APPKEY:  Get or Set the Application Key
1750
1751 (% _msthash="506077" _msttexthash="1326143" %)
1752 AT+NWKSKEY:  Get or Set the Network Session Key
1753
1754 (% _msthash="506078" _msttexthash="1573000" %)
1755 AT+APPSKEY:  Get or Set the Application Session Key
1756
1757 (% _msthash="506079" _msttexthash="1041729" %)
1758 AT+APPEUI:  Get or Set the Application EUI
1759
1760 (% _msthash="506080" _msttexthash="2104206" %)
1761 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1762
1763 (% _msthash="506081" _msttexthash="3369288" %)
1764 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1765
1766 (% _msthash="506082" _msttexthash="1894529" %)
1767 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1768
1769 (% _msthash="506083" _msttexthash="3864172" %)
1770 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1771
1772 (% _msthash="506084" _msttexthash="1712204" %)
1773 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1774
1775 (% _msthash="506085" _msttexthash="1281202" %)
1776 AT+RX2FQ:  Get or Set the Rx2 window frequency
1777
1778 (% _msthash="506086" _msttexthash="2796781" %)
1779 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1780
1781 (% _msthash="506087" _msttexthash="3285165" %)
1782 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1783
1784 (% _msthash="506088" _msttexthash="3286179" %)
1785 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1786
1787 (% _msthash="506089" _msttexthash="4703803" %)
1788 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1789
1790 (% _msthash="506090" _msttexthash="4704999" %)
1791 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1792
1793 (% _msthash="506091" _msttexthash="1528683" %)
1794 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1795
1796 (% _msthash="506092" _msttexthash="757185" %)
1797 AT+NWKID:  Get or Set the Network ID
1798
1799 (% _msthash="506093" _msttexthash="1156597" %)
1800 AT+FCU:  Get or Set the Frame Counter Uplink
1801
1802 (% _msthash="506094" _msttexthash="1273987" %)
1803 AT+FCD:  Get or Set the Frame Counter Downlink
1804
1805 (% _msthash="506095" _msttexthash="859222" %)
1806 AT+CLASS:  Get or Set the Device Class
1807
1808 (% _msthash="506096" _msttexthash="384852" %)
1809 AT+JOIN:  Join network
1810
1811 (% _msthash="506097" _msttexthash="548626" %)
1812 AT+NJS:  Get the join status
1813
1814 (% _msthash="506098" _msttexthash="2546206" %)
1815 AT+SENDB:  Send hexadecimal data along with the application port
1816
1817 (% _msthash="506099" _msttexthash="1932307" %)
1818 AT+SEND:  Send text data along with the application port
1819
1820 (% _msthash="506100" _msttexthash="3560557" %)
1821 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1822
1823 (% _msthash="506101" _msttexthash="1429701" %)
1824 AT+RECV:  Print last received data in raw format
1825
1826 (% _msthash="506102" _msttexthash="1735981" %)
1827 AT+VER:  Get current image version and Frequency Band
1828
1829 (% _msthash="506103" _msttexthash="1189474" %)
1830 AT+CFM:  Get or Set the confirmation mode (0-1)
1831
1832 (% _msthash="506104" _msttexthash="1718210" %)
1833 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1834
1835 (% _msthash="506105" _msttexthash="1339403" %)
1836 AT+SNR:  Get the SNR of the last received packet
1837
1838 (% _msthash="506106" _msttexthash="1452009" %)
1839 AT+RSSI:  Get the RSSI of the last received packet
1840
1841 (% _msthash="506107" _msttexthash="2768142" %)
1842 AT+TDC:  Get or set the application data transmission interval in ms
1843
1844 (% _msthash="506108" _msttexthash="1083914" %)
1845 AT+PORT:  Get or set the application port
1846
1847 (% _msthash="506109" _msttexthash="622440" %)
1848 AT+DISAT:  Disable AT commands
1849
1850 (% _msthash="506110" _msttexthash="868361" %)
1851 AT+PWORD:  Set password, max 9 digits
1852
1853 (% _msthash="506111" _msttexthash="2210299" %)
1854 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1855
1856 (% _msthash="506112" _msttexthash="2113462" %)
1857 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1858
1859 (% _msthash="506113" _msttexthash="2087423" %)
1860 AT+PDTA:  Print the sector data from start page to stop page
1861
1862 (% _msthash="506114" _msttexthash="1063127" %)
1863 AT+PLDTA:  Print the last few sets of data
1864
1865 (% _msthash="506115" _msttexthash="1999426" %)
1866 AT+CLRDTA:  Clear the storage, record position back to 1st
1867
1868 (% _msthash="506116" _msttexthash="442130" %)
1869 AT+SLEEP:  Set sleep mode
1870
1871 (% _msthash="506117" _msttexthash="1080222" %)
1872 AT+EXT:  Get or Set external sensor model
1873
1874 (% _msthash="506118" _msttexthash="1309490" %)
1875 AT+BAT:  Get the current battery voltage in mV
1876
1877 (% _msthash="506119" _msttexthash="813891" %)
1878 AT+CFG:  Print all configurations
1879
1880 (% _msthash="506120" _msttexthash="551707" %)
1881 AT+WMOD:  Get or Set Work Mode
1882
1883 (% _msthash="506121" _msttexthash="2631499" %)
1884 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1885
1886 (% _msthash="506122" _msttexthash="3907150" %)
1887 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1888
1889 (% _msthash="506123" _msttexthash="854620" %)
1890 AT+SETCNT:  Set the count at present
1891
1892 (% _msthash="506124" _msttexthash="2554877" %)
1893 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1894
1895 (% _msthash="506125" _msttexthash="771849" %)
1896 AT+RPL:  Get or set response level
1897
1898 (% _msthash="506126" _msttexthash="1484314" %)
1899 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1900
1901 (% _msthash="506127" _msttexthash="741728" %)
1902 AT+LEAPSEC:  Get or Set Leap Second
1903
1904 (% _msthash="506128" _msttexthash="1694017" %)
1905 AT+SYNCMOD:  Get or Set time synchronization method
1906
1907 (% _msthash="506129" _msttexthash="2235948" %)
1908 AT+SYNCTDC:  Get or set time synchronization interval in day
1909
1910 (% _msthash="506130" _msttexthash="425542" %)
1911 AT+PID:  Get or set the PID
1912
1913
1914 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1915
1916 (% _msthash="506131" _msttexthash="14585714" %)
1917 AT commands：
1918
1919 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1920
1921 (% _msthash="506132" _msttexthash="337922" %)
1922 Downlink commands:
1923
1924
1925 (% _msthash="506133" _msttexthash="33046" %)
1926 **TTN:**
1927
1928 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1929
1930
1931 (% _msthash="506134" _msttexthash="11113791" %)
1932 **Helium：**
1933
1934 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1935
1936
1937 (% _msthash="506135" _msttexthash="4159844" %)
1938 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1939
1940 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1941
1942 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1943
1944
1945 (% _msthash="506136" _msttexthash="39286" %)
1946 **Aws:**
1947
1948 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1949
1950
1951 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1952
1953 [[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"]]
1954
1955
1956 (% _msthash="536757" _msttexthash="1874951" %)
1957 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1958
1959 [[image:image-20220615153355-1.png]]
1960
1961 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1962
1963 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1964
1965 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1966
1967 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1968
1969
1970 (((
1971 (% _msthash="736728" _msttexthash="67213055" %)
1972 (((
1973 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.
1974 )))
1975 )))
1976
1977 (((
1978 (% _msthash="736729" _msttexthash="1907009" %)
1979 Input password and ATZ to activate LHT65N,As shown below:
1980
1981 [[image:image-20220615154519-3.png]]
1982
1983
1984 )))
1985
1986
1987 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1988
1989 [[image:image-20220615153355-1.png]]
1990
1991 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1992
1993 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1994
1995 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1996
1997 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1998
1999
2000 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2001
2002 [[image:image-20220615170542-5.png]]
2003
2004
2005 (% _msthash="506146" _msttexthash="52173160" %)
2006 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2007
2008
2009 (% _msthash="506147" _msttexthash="188083584" %)
2010 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2011
2012 [[image:image-20220615171334-6.png]]
2013
2014
2015 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2016
2017
2018 )))
2019
2020 (% _mstvisible="1" %)
2021 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2022
2023 (% _mstvisible="1" %)
2024 (((
2025 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2026 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2027 )))
2028
2029 (% _mstvisible="1" %)
2030 (((
2031 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2032 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2033 )))
2034
2035 (% _mstvisible="1" %)
2036 * (% _mstvisible="3" %)
2037 (((
2038 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2039 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2040 )))
2041 * (% _mstvisible="3" %)
2042 (((
2043 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2044 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2045 )))
2046 * (% _mstvisible="3" %)
2047 (((
2048 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2049 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2050 )))
2051 * (% _mstvisible="3" %)
2052 (((
2053 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2054 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2055 )))
2056 * (% _mstvisible="3" %)
2057 (((
2058 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2059 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2060 )))
2061 * (% _mstvisible="3" %)
2062 (((
2063 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2064 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2065 )))
2066 * (% _mstvisible="3" %)
2067 (((
2068 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2069 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2070 )))
2071 * (% _mstvisible="3" %)
2072 (((
2073 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2074 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2075 )))
2076
2077 (% _mstvisible="1" %)
2078 (((
2079 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2080 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2081 )))
2082
2083 (% _mstvisible="1" %)
2084 * (% _mstvisible="3" %)
2085 (((
2086 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2087 (% style="color:red" %)**E3**(%%): External Temperature Probe
2088
2089
2090 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2091
2092 )))
2093
2094 (% _mstvisible="1" %)
2095 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2096
2097 (% _mstvisible="1" %)
2098 (((
2099 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2100
2101
2102 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2103 (% _mstvisible="3" %)**Package Includes**(%%):
2104 )))
2105
2106 (% _mstvisible="1" %)
2107 * (% _mstvisible="3" %)
2108 (((
2109 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2110 LHT65N Temperature & Humidity Sensor x 1
2111 )))
2112 * (% _mstvisible="3" %)
2113 (((
2114 (% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2115 Program cable x 1
2116 )))
2117 * (% _mstvisible="3" %)
2118 (((
2119 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2120 Optional external sensor
2121 )))
2122
2123 (% _mstvisible="1" %)
2124 (((
2125 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2126 (% _mstvisible="3" %)**Dimension and weight**(%%):
2127 )))
2128
2129 (% _mstvisible="1" %)
2130 * (% _mstvisible="3" %)
2131 (((
2132 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2133 Device Size:  10 x 10 x 3.5 cm
2134 )))
2135 * (% _mstvisible="3" %)
2136 (((
2137 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2138 Device Weight: 120.5g
2139 )))
2140
2141 (% _mstvisible="3" %)
2142 (((
2143
2144
2145 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2146
2147 )))
2148
2149 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2150
2151 * [[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"]]
2152
2153 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2154
2155 (% _mstvisible="1" %)
2156 (((
2157 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2158 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2159 )))
2160
2161 (% _mstvisible="1" %)
2162 (((
2163 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2164 (1) This device may not cause harmful interference；
2165 )))
2166
2167 (% _mstvisible="1" %)
2168 (((
2169 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2170 (2) this device must accept any interference received, including interference that may cause undesired operation.
2171 )))