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Version 148.9 by Xiaoling on 2022/06/17 15:06
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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(%%) ==
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22 (% _mstvisible="1" %)
23 (((
24 (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
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27 (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
28 The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
29 )))
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32 (((
33 (% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
34 The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
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38 (((
39 (% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
40 LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
41 )))
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44 (((
45 (% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
46 LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
47 )))
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49 (% _mstvisible="1" %)
50 (((
51 (% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
52 LHT65N supports (% _mstvisible="4" style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
53 )))
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56 (((
57 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 *The actual battery life depends on how often to send data, please see the battery analyzer chapter.
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60 (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
61
62 )))
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64 (% _mstvisible="1" %)
65 == (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
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68 * Wall mountable
69 * LoRaWAN v1.0.3 Class A protocol
70 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
71 * AT Commands to change parameters
72 * Remote configure parameters via LoRaWAN Downlink
73 * Firmware upgradeable via program port
74 * Built-in 2400mAh battery for up to 10 years of use.
75 * Built-in Temperature & Humidity sensor
76 * Optional External Sensors
77 * Tri-color LED to indicate working status
78 * Datalog feature
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83 (% _mstvisible="1" %)
84 == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
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87 (((
88 (% _mstvisible="2" %)
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92 (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
93 )))
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95 (% _mstvisible="1" %)
96 * (% _mstvisible="3" %)
97 (((
98 (% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
99 Resolution: 0.01 °C
100 )))
101 * (% _mstvisible="3" %)
102 (((
103 (% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
104 Accuracy Tolerance : Typ ±0.3 °C
105 )))
106 * (% _mstvisible="3" %)
107 (((
108 (% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
109 Long Term Drift: < 0.02 °C/yr
110 )))
111 * (% _mstvisible="3" %)
112 (((
113 (% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
114 Operating Range: -40 ~~ 85 °C
115 )))
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117 (% _mstvisible="1" %)
118 (((
119 (% _mstvisible="2" %)
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122 (% _mstvisible="2" %)
123 (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
124 )))
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126 (% _mstvisible="1" %)
127 * (% _mstvisible="3" %)
128 (((
129 (% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
130 Resolution: 0.04 %RH
131 )))
132 * (% _mstvisible="3" %)
133 (((
134 (% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
135 Accuracy Tolerance : Typ ±3 %RH
136 )))
137 * (% _mstvisible="3" %)
138 (((
139 (% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
140 Long Term Drift: < 0.02 °C/yr
141 )))
142 * (% _mstvisible="3" %)
143 (((
144 (% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
145 Operating Range: 0 ~~ 96 %RH
146 )))
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148 (% _mstvisible="1" %)
149 (((
150 (% _mstvisible="2" %)
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154 (% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
155 )))
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157 (% _mstvisible="1" %)
158 * (% _mstvisible="3" %)
159 (((
160 (% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
161 Resolution: 0.0625 °C
162 )))
163 * (% _mstvisible="3" %)
164 (((
165 (% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
166 ±0.5°C accuracy from -10°C to +85°C
167 )))
168 * (% _mstvisible="3" %)
169 (((
170 (% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
171 ±2°C accuracy from -55°C to +125°C
172 )))
173 * (% _mstvisible="3" %)
174 (((
175 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
176 Operating Range: -55 °C ~~ 125 °C
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179 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
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181 )))
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183 (% _mstvisible="1" %)
184 = (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
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186 (% _mstvisible="1" %)
187 == (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
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189 (% _mstvisible="1" %)
190 (((
191 (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
192 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.
193 )))
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195 (% _mstvisible="1" %)
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197 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
198 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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200 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
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202 )))
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204 (% _mstvisible="1" %)
205 == (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
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207 (% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
208 The LHT65N has two working modes:
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210 (% _mstvisible="1" %)
211 * (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
212 * (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
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215 (((
216 (% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
217 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
218 )))
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220 (% _mstvisible="1" %)
221 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
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223 (% _mstvisible="1" %)
224 [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
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227 (% _mstvisible="1" %)
228 == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
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230 (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
231 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.
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233 (% _mstvisible="1" class="wikigeneratedid" %)
234 [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
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236 (% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
237 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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240 (% _mstvisible="1" %)
241 === (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
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243 (% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
244 Create a device in TTN V3 with the OTAA keys from LHT65N.
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246 (% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
247 Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
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249 (% _mstvisible="1" %)
250 [[image:image-20220617150003-1.jpeg]]
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252 (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
253 User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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255 (% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
256 Add APP EUI in the application.
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258 (% _mstvisible="1" %)
259 [[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
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261 (% _mstvisible="1" %)
262 [[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
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264 (% _mstvisible="1" %)
265 [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
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267 (% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
268 Note: LHT65N use same payload as LHT65.
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270 (% _mstvisible="1" %)
271 [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
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274 (% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
275 Input APP EUI,  APP KEY and DEV EUI:
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277 (% _mstvisible="1" %)
278 [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
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282 (% _mstvisible="1" %)
283 === (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
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285 (% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
286 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.
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288 (% _mstvisible="1" %)
289 [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
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293 (% _mstvisible="1" %)
294 == (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
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296 (% _msthash="315249" _msttexthash="7722962" _mstvisible="1" %)
297 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.
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299 (% _msthash="315250" _msttexthash="1322711" _mstvisible="1" %)
300 After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
301
302 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
303 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
304 (((
305 (% _mstvisible="6" %)
306 (% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
307 )))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
308 (((
309 (% _mstvisible="6" %)
310 (% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
311 )))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
312 (((
313 (% _mstvisible="6" %)
314 (% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
315 )))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
316 (((
317 (% _mstvisible="6" %)
318 (% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
319 )))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
320 (((
321 (% _mstvisible="6" %)
322 (% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
323 )))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
324 (((
325 (% _mstvisible="6" %)
326 (% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
327 )))
328 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
329 (((
330 (% _mstvisible="6" %)
331 (% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
332 )))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
333 (((
334 (% _mstvisible="6" %)
335 [[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
336 )))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
337 (((
338 (% _mstvisible="6" %)
339 (((
340 (% _mstvisible="7" %)
341 [[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
342 )))
343 )))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
344 (((
345 (% _mstvisible="6" %)
346 (((
347 (% _mstvisible="7" %)
348 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
349 )))
350
351 (% _mstvisible="6" %)
352 (((
353 (% _mstvisible="7" %)
354 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
355 )))
356 )))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
357 (((
358 (% _mstvisible="6" %)
359 [[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
360 )))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
361 (((
362 (% _mstvisible="6" %)
363 [[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
364 )))
365
366 (% _mstvisible="1" %)
367 * The First 6 bytes: has fix meanings for every LHT65N.
368 * The 7th byte (EXT #): defines the external sensor model.
369 * 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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371 (% _mstvisible="1" %)
372 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
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374 (% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
375 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.
376
377 (% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
378 Below is the position to put the decoder and LHT65N decoder can be download from here:
379
380 (% _mstvisible="1" %)
381 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
382
383 (% _mstvisible="1" %)
384 [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
385
386
387
388 (% _mstvisible="1" %)
389 === (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
390
391 (% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
392 These two bytes of BAT include the battery state and the actually voltage
393
394 (% _mstvisible="1" %)
395 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
396
397 (% _mstvisible="1" %)
398 [[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
399
400 (% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
401 Check the battery voltage for LHT65N.
402
403 (% _mstvisible="1" %)
404 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
405 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
406
407 (% _mstvisible="1" %)
408 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
409
410 (% _mstvisible="1" %)
411 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
412
413 (% _mstvisible="1" %)
414 * Temperature:  0x0ABB/100=27.47℃
415
416 (% _mstvisible="1" %)
417 [[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
418
419 (% _mstvisible="1" %)
420 * Temperature:  (0xF5C6-65536)/100=-26.18℃
421
422 (% _mstvisible="1" %)
423 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
424
425 (% _mstvisible="1" %)
426 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
427
428 (% _mstvisible="1" %)
429 * Humidity:    0x025C/10=60.4%
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 (% _mstvisible="1" %)
599 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
600
601 (% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
602 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:
603
604 (% _mstvisible="1" %)
605 (((
606 (% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
607 (% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
608 )))
609
610 (% _mstvisible="1" %)
611 (((
612 (% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
613 (% _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.
614 )))
615
616 (% _mstvisible="1" %)
617 (((
618 (% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
619 Add Datacake:
620 )))
621
622 (% _mstvisible="1" %)
623 [[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
624
625
626 (% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
627 Select default key as Access Key:
628
629 (% _mstvisible="1" %)
630 [[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
631
632 (% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
633 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
634
635 (% _mstvisible="1" %)
636 [[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
637
638 (% _mstvisible="1" %)
639 [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
640
641
642
643 (% _mstvisible="1" %)
644 == (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
645
646 (% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
647 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.
648
649
650 (% _mstvisible="1" %)
651 === (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
652
653 (% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
654 There are two methods:
655
656 (% _mstvisible="1" %)
657 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
658 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.
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 (% _mstvisible="1" style="text-align: left;" %)
1176 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1177
1178 (% _mstvisible="1" %)
1179 (((
1180 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1181 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1182 )))
1183
1184 (% _mstvisible="1" %)
1185 * (% _mstvisible="3" %)
1186 (((
1187 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1188 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1189 )))
1190 * (% _mstvisible="3" %)
1191 (((
1192 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1193 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1194 )))
1195
1196 (% _mstvisible="1" %)
1197 (((
1198 (% _mstvisible="2" style="text-align: left;" %)
1199
1200 )))
1201
1202 (% _mstvisible="1" %)
1203 (((
1204 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1205 There are two kinds of commands to configure LHT65N, they are:
1206 )))
1207
1208 (% _mstvisible="1" %)
1209 (((
1210 (% _mstvisible="2" style="text-align: left;" %)
1211 (% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
1212 )))
1213
1214 (% _mstvisible="1" %)
1215 (((
1216 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1217 These commands are to configure:
1218 )))
1219
1220 (% _mstvisible="1" %)
1221 * (% _mstvisible="3" %)
1222 (((
1223 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1224 General system settings like: uplink interval.
1225 )))
1226 * (% _mstvisible="3" %)
1227 (((
1228 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1229 LoRaWAN protocol & radio-related commands.
1230 )))
1231
1232 (% _mstvisible="1" %)
1233 (((
1234 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1235 They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki: [[End Device Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
1236 )))
1237
1238 (% _mstvisible="1" %)
1239 (((
1240 (% _mstvisible="2" style="text-align: left;" %)
1241
1242 )))
1243
1244 (% _mstvisible="1" %)
1245 (((
1246 (% _mstvisible="2" style="text-align: left;" %)
1247 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1248 )))
1249
1250 (% _mstvisible="1" %)
1251 (((
1252 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1253 These commands are only valid for LHT65N, as below:
1254
1255
1256 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1257
1258 )))
1259
1260 (% _mstvisible="1" style="text-align: left;" %)
1261 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1262
1263 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1264 Feature: Change LoRaWAN End Node Transmit Interval.
1265
1266 (% _mstvisible="1" style="text-align: left;" %)
1267 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1268
1269 (% _mstvisible="1" %)
1270 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1271
1272 (% _mstvisible="1" %)
1273 (((
1274 (% _mstvisible="2" style="text-align: left;" %)
1275
1276
1277 (% _mstvisible="2" style="text-align: left;" %)
1278 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1279 )))
1280
1281 (% _mstvisible="1" %)
1282 (((
1283 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1284 Format: Command Code (0x01) followed by 3 bytes time value.
1285 )))
1286
1287 (% _mstvisible="1" %)
1288 (((
1289 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1290 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1291 )))
1292
1293 (% _mstvisible="1" %)
1294 * (% _mstvisible="3" %)
1295 (((
1296 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1297 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1298 )))
1299 * (% _mstvisible="3" %)
1300 (((
1301 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1302 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1303
1304
1305 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1306
1307 )))
1308
1309 (% _mstvisible="1" style="text-align: left;" %)
1310 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1311
1312 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1313 Feature: Change External Sensor Mode.
1314
1315 (% _mstvisible="1" style="text-align: left;" %)
1316 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1317
1318 (% _mstvisible="1" %)
1319 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1320
1321 (% _mstvisible="1" %)
1322 (((
1323 (% _mstvisible="2" style="text-align: left;" %)
1324
1325
1326 (% _mstvisible="2" style="text-align: left;" %)
1327 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1328 )))
1329
1330 (% _mstvisible="1" %)
1331 (((
1332 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1333 Total bytes: 2 ~~ 5 bytes
1334 )))
1335
1336 (% _mstvisible="1" %)
1337 (((
1338 (% _mstvisible="2" %)
1339 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1340 )))
1341
1342 (% _mstvisible="1" %)
1343 * (% _mstvisible="3" %)
1344 (((
1345 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1346 0xA201: Set external sensor type to E1
1347 )))
1348 * (% _mstvisible="3" %)
1349 (((
1350 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1351 0xA209: Same as AT+EXT=9
1352 )))
1353 * (% _mstvisible="3" %)
1354 (((
1355 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1356 0xA20702003c,Same as AT+SETCNT=60
1357
1358
1359 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1360
1361 )))
1362
1363 (% _mstvisible="1" style="text-align: left;" %)
1364 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1365
1366 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1367 Feature: If PID is enabled, device will send the temperature probe ID on:
1368
1369 (% _mstvisible="1" %)
1370 * First Packet after OTAA Join
1371 * Every 24 hours since the first packet.
1372
1373 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1374 PID is default set to disable (0)
1375
1376 (% _mstvisible="1" style="text-align: left;" %)
1377 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1378
1379 (% _mstvisible="1" %)
1380 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1381
1382
1383 (% _mstvisible="1" style="text-align: left;" %)
1384 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1385
1386 (% _mstvisible="1" %)
1387 * 0xA800  **~-~->** AT+PID=0
1388 * 0xA801     **~-~->** AT+PID=1
1389
1390 (% _mstvisible="1" style="text-align: left;" %)
1391 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1392
1393 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1394 Feature: Set device password, max 9 digits
1395
1396 (% _mstvisible="1" style="text-align: left;" %)
1397 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1398
1399 (% _mstvisible="1" %)
1400 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1401
1402 (% _mstvisible="1" %)
1403 (((
1404 (% _mstvisible="2" style="text-align: left;" %)
1405
1406
1407 (% _mstvisible="2" style="text-align: left;" %)
1408 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1409 )))
1410
1411 (% _mstvisible="1" %)
1412 (((
1413 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1414 No downlink command for this feature.
1415
1416 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1417
1418 )))
1419
1420 (% _mstvisible="1" style="text-align: left;" %)
1421 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1422
1423 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1424 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1425
1426 (% _mstvisible="1" style="text-align: left;" %)
1427 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1428
1429 (% _mstvisible="1" %)
1430 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1431
1432
1433 (% _mstvisible="1" style="text-align: left;" %)
1434 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1435
1436 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1437 No downlink command for this feature.
1438
1439
1440 (% _mstvisible="1" style="text-align: left;" %)
1441 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1442
1443 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1444 Feature: Set device to sleep mode
1445
1446 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1447 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1448
1449 (% _mstvisible="1" style="text-align: left;" %)
1450 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1451
1452 (% _mstvisible="1" %)
1453 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1454
1455 (% _mstvisible="1" %)
1456 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1457
1458 (% _mstvisible="1" %)
1459 * There is no downlink command to set to Sleep mode.
1460
1461 (% _mstvisible="1" %)
1462 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1463
1464 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1465 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1466
1467 (% _mstvisible="1" %)
1468 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1469
1470 (% _mstvisible="1" %)
1471 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1472
1473
1474 (% _mstvisible="1" %)
1475 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1476
1477 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1478 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1479
1480
1481 (% _mstvisible="1" %)
1482 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1483
1484 (% _mstvisible="1" %)
1485 (((
1486 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1487 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1488 )))
1489
1490 (% _mstvisible="1" %)
1491 (((
1492 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1493 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.
1494 )))
1495
1496 (% _mstvisible="1" %)
1497 (((
1498 (% _mstvisible="2" %)
1499 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1500 )))
1501
1502 (% _mstvisible="1" %)
1503 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1504
1505
1506 (% _mstvisible="1" %)
1507 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1508
1509 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1510 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1511
1512 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1513 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1514
1515
1516 (% _mstvisible="1" %)
1517 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1518
1519 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1520 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1521
1522 (% _mstvisible="1" %)
1523 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1524
1525 (% _mstvisible="1" %)
1526 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1527
1528
1529 (% _mstvisible="1" %)
1530 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1531
1532 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1533 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1534
1535
1536 (% _mstvisible="1" %)
1537 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1538
1539 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1540 Feature: Print the sector data from start page to stop page (max is 416 pages).
1541
1542 (% _mstvisible="1" %)
1543 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1544
1545 (% _mstvisible="1" %)
1546 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1547
1548
1549 (% _mstvisible="1" %)
1550 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1551
1552 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1553 No downlink commands for feature
1554
1555
1556 (% _mstvisible="1" %)
1557 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1558
1559 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1560 Feature: Print the last few data entries
1561
1562 (% _mstvisible="1" %)
1563 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1564
1565 (% _mstvisible="1" %)
1566 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1567
1568
1569 (% _mstvisible="1" %)
1570 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1571
1572 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1573 No downlink commands for feature
1574
1575
1576 (% _mstvisible="1" %)
1577 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1578
1579 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1580 Feature: Clear flash storage for data log feature.
1581
1582 (% _mstvisible="1" %)
1583 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1584
1585 (% _mstvisible="1" %)
1586 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1587
1588
1589 (% _mstvisible="1" %)
1590 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1591
1592 (% _mstvisible="1" %)
1593 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1594
1595 (% _mstvisible="1" %)
1596 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1597
1598 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1599 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.
1600
1601
1602 (% _mstvisible="1" %)
1603 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1604
1605 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1606 The default factory setting is 0
1607
1608 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1609 (% _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**
1610 (% _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
1611
1612 (% _mstvisible="1" %)
1613 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1614
1615 (% _mstvisible="1" %)
1616 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1617
1618 (% _mstvisible="1" %)
1619 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1620
1621 (% _mstvisible="1" %)
1622 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1623
1624 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1625 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.
1626
1627 (% _mstvisible="1" %)
1628 (((
1629 (% _mstvisible="2" %)
1630 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1631 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1632 )))
1633
1634 (% _mstvisible="1" %)
1635 (((
1636 (% _mstvisible="2" %)
1637 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1638
1639 )))
1640
1641 (% _mstvisible="1" %)
1642 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1643
1644 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1645 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.
1646
1647 (% _mstvisible="1" %)
1648 [[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"]]
1649
1650 (% _mstvisible="1" %)
1651 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1652
1653 (% _mstvisible="1" %)
1654 (((
1655 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1656 (((
1657 (% _msthash="736723" _msttexthash="35479028" %)
1658 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:
1659 [[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]]
1660 )))
1661
1662 (((
1663
1664 )))
1665
1666 (((
1667 (% _msthash="736724" _msttexthash="12045098" %)
1668 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]]
1669 )))
1670
1671
1672 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1673 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1674
1675 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1676 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1677
1678 (((
1679 (% _msthash="736725" _msttexthash="9345674" %)
1680 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.
1681 )))
1682
1683 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1684
1685
1686 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1687
1688 (% _msthash="506062" _msttexthash="1187732" %)
1689 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1690
1691 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1692
1693 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1694
1695 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1696
1697
1698 (((
1699 (% _msthash="736726" _msttexthash="67213055" %)
1700 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.
1701 )))
1702
1703 (((
1704 (% _msthash="736727" _msttexthash="1907009" %)
1705 Input password and ATZ to activate LHT65N,As shown below:
1706 )))
1707
1708 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1709
1710
1711 (% _msthash="506066" _msttexthash="544869" %)
1712 AT Command List is as below:
1713
1714 (% _msthash="506067" _msttexthash="361920" %)
1715 AT+<CMD>? :  Help on <CMD>
1716
1717 (% _msthash="506068" _msttexthash="243061" %)
1718 AT+<CMD> :  Run <CMD>
1719
1720 (% _msthash="506069" _msttexthash="704197" %)
1721 AT+<CMD>=<value> :  Set the value
1722
1723 (% _msthash="506070" _msttexthash="455676" %)
1724 AT+<CMD>=? :  Get the value
1725
1726 (% _msthash="506071" _msttexthash="670553" %)
1727 AT+DEBUG:  Set more info output
1728
1729 (% _msthash="506072" _msttexthash="485888" %)
1730 ATZ:  Trig a reset of the MCU
1731
1732 (% _msthash="506073" _msttexthash="2068872" %)
1733 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1734
1735 (% _msthash="506074" _msttexthash="689169" %)
1736 AT+DEUI:  Get or Set the Device EUI
1737
1738 (% _msthash="506075" _msttexthash="960414" %)
1739 AT+DADDR:  Get or Set the Device Address
1740
1741 (% _msthash="506076" _msttexthash="1079897" %)
1742 AT+APPKEY:  Get or Set the Application Key
1743
1744 (% _msthash="506077" _msttexthash="1326143" %)
1745 AT+NWKSKEY:  Get or Set the Network Session Key
1746
1747 (% _msthash="506078" _msttexthash="1573000" %)
1748 AT+APPSKEY:  Get or Set the Application Session Key
1749
1750 (% _msthash="506079" _msttexthash="1041729" %)
1751 AT+APPEUI:  Get or Set the Application EUI
1752
1753 (% _msthash="506080" _msttexthash="2104206" %)
1754 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1755
1756 (% _msthash="506081" _msttexthash="3369288" %)
1757 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1758
1759 (% _msthash="506082" _msttexthash="1894529" %)
1760 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1761
1762 (% _msthash="506083" _msttexthash="3864172" %)
1763 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1764
1765 (% _msthash="506084" _msttexthash="1712204" %)
1766 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1767
1768 (% _msthash="506085" _msttexthash="1281202" %)
1769 AT+RX2FQ:  Get or Set the Rx2 window frequency
1770
1771 (% _msthash="506086" _msttexthash="2796781" %)
1772 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1773
1774 (% _msthash="506087" _msttexthash="3285165" %)
1775 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1776
1777 (% _msthash="506088" _msttexthash="3286179" %)
1778 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1779
1780 (% _msthash="506089" _msttexthash="4703803" %)
1781 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1782
1783 (% _msthash="506090" _msttexthash="4704999" %)
1784 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1785
1786 (% _msthash="506091" _msttexthash="1528683" %)
1787 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1788
1789 (% _msthash="506092" _msttexthash="757185" %)
1790 AT+NWKID:  Get or Set the Network ID
1791
1792 (% _msthash="506093" _msttexthash="1156597" %)
1793 AT+FCU:  Get or Set the Frame Counter Uplink
1794
1795 (% _msthash="506094" _msttexthash="1273987" %)
1796 AT+FCD:  Get or Set the Frame Counter Downlink
1797
1798 (% _msthash="506095" _msttexthash="859222" %)
1799 AT+CLASS:  Get or Set the Device Class
1800
1801 (% _msthash="506096" _msttexthash="384852" %)
1802 AT+JOIN:  Join network
1803
1804 (% _msthash="506097" _msttexthash="548626" %)
1805 AT+NJS:  Get the join status
1806
1807 (% _msthash="506098" _msttexthash="2546206" %)
1808 AT+SENDB:  Send hexadecimal data along with the application port
1809
1810 (% _msthash="506099" _msttexthash="1932307" %)
1811 AT+SEND:  Send text data along with the application port
1812
1813 (% _msthash="506100" _msttexthash="3560557" %)
1814 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1815
1816 (% _msthash="506101" _msttexthash="1429701" %)
1817 AT+RECV:  Print last received data in raw format
1818
1819 (% _msthash="506102" _msttexthash="1735981" %)
1820 AT+VER:  Get current image version and Frequency Band
1821
1822 (% _msthash="506103" _msttexthash="1189474" %)
1823 AT+CFM:  Get or Set the confirmation mode (0-1)
1824
1825 (% _msthash="506104" _msttexthash="1718210" %)
1826 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1827
1828 (% _msthash="506105" _msttexthash="1339403" %)
1829 AT+SNR:  Get the SNR of the last received packet
1830
1831 (% _msthash="506106" _msttexthash="1452009" %)
1832 AT+RSSI:  Get the RSSI of the last received packet
1833
1834 (% _msthash="506107" _msttexthash="2768142" %)
1835 AT+TDC:  Get or set the application data transmission interval in ms
1836
1837 (% _msthash="506108" _msttexthash="1083914" %)
1838 AT+PORT:  Get or set the application port
1839
1840 (% _msthash="506109" _msttexthash="622440" %)
1841 AT+DISAT:  Disable AT commands
1842
1843 (% _msthash="506110" _msttexthash="868361" %)
1844 AT+PWORD:  Set password, max 9 digits
1845
1846 (% _msthash="506111" _msttexthash="2210299" %)
1847 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1848
1849 (% _msthash="506112" _msttexthash="2113462" %)
1850 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1851
1852 (% _msthash="506113" _msttexthash="2087423" %)
1853 AT+PDTA:  Print the sector data from start page to stop page
1854
1855 (% _msthash="506114" _msttexthash="1063127" %)
1856 AT+PLDTA:  Print the last few sets of data
1857
1858 (% _msthash="506115" _msttexthash="1999426" %)
1859 AT+CLRDTA:  Clear the storage, record position back to 1st
1860
1861 (% _msthash="506116" _msttexthash="442130" %)
1862 AT+SLEEP:  Set sleep mode
1863
1864 (% _msthash="506117" _msttexthash="1080222" %)
1865 AT+EXT:  Get or Set external sensor model
1866
1867 (% _msthash="506118" _msttexthash="1309490" %)
1868 AT+BAT:  Get the current battery voltage in mV
1869
1870 (% _msthash="506119" _msttexthash="813891" %)
1871 AT+CFG:  Print all configurations
1872
1873 (% _msthash="506120" _msttexthash="551707" %)
1874 AT+WMOD:  Get or Set Work Mode
1875
1876 (% _msthash="506121" _msttexthash="2631499" %)
1877 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1878
1879 (% _msthash="506122" _msttexthash="3907150" %)
1880 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1881
1882 (% _msthash="506123" _msttexthash="854620" %)
1883 AT+SETCNT:  Set the count at present
1884
1885 (% _msthash="506124" _msttexthash="2554877" %)
1886 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1887
1888 (% _msthash="506125" _msttexthash="771849" %)
1889 AT+RPL:  Get or set response level
1890
1891 (% _msthash="506126" _msttexthash="1484314" %)
1892 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1893
1894 (% _msthash="506127" _msttexthash="741728" %)
1895 AT+LEAPSEC:  Get or Set Leap Second
1896
1897 (% _msthash="506128" _msttexthash="1694017" %)
1898 AT+SYNCMOD:  Get or Set time synchronization method
1899
1900 (% _msthash="506129" _msttexthash="2235948" %)
1901 AT+SYNCTDC:  Get or set time synchronization interval in day
1902
1903 (% _msthash="506130" _msttexthash="425542" %)
1904 AT+PID:  Get or set the PID
1905
1906
1907 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1908
1909 (% _msthash="506131" _msttexthash="14585714" %)
1910 AT commands：
1911
1912 [[image:image-20220615092034-1.png||_mstalt="428870"]]
1913
1914 (% _msthash="506132" _msttexthash="337922" %)
1915 Downlink commands:
1916
1917
1918 (% _msthash="506133" _msttexthash="33046" %)
1919 **TTN:**
1920
1921 [[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1922
1923
1924 (% _msthash="506134" _msttexthash="11113791" %)
1925 **Helium：**
1926
1927 [[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1928
1929
1930 (% _msthash="506135" _msttexthash="4159844" %)
1931 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1932
1933 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1934
1935 [[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1936
1937
1938 (% _msthash="506136" _msttexthash="39286" %)
1939 **Aws:**
1940
1941 [[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1942
1943
1944 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1945
1946 [[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"]]
1947
1948
1949 (% _msthash="536757" _msttexthash="1874951" %)
1950 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1951
1952 [[image:image-20220615153355-1.png]]
1953
1954 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1955
1956 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1957
1958 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1959
1960 [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1961
1962
1963 (((
1964 (% _msthash="736728" _msttexthash="67213055" %)
1965 (((
1966 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.
1967 )))
1968 )))
1969
1970 (((
1971 (% _msthash="736729" _msttexthash="1907009" %)
1972 Input password and ATZ to activate LHT65N,As shown below:
1973
1974 [[image:image-20220615154519-3.png]]
1975
1976
1977 )))
1978
1979
1980 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1981
1982 [[image:image-20220615153355-1.png]]
1983
1984 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1985
1986 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1987
1988 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1989
1990 Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1991
1992
1993 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
1994
1995 [[image:image-20220615170542-5.png]]
1996
1997
1998 (% _msthash="506146" _msttexthash="52173160" %)
1999 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2000
2001
2002 (% _msthash="506147" _msttexthash="188083584" %)
2003 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2004
2005 [[image:image-20220615171334-6.png]]
2006
2007
2008 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2009
2010
2011 )))
2012
2013 (% _mstvisible="1" %)
2014 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2015
2016 (% _mstvisible="1" %)
2017 (((
2018 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2019 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2020 )))
2021
2022 (% _mstvisible="1" %)
2023 (((
2024 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2025 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2026 )))
2027
2028 (% _mstvisible="1" %)
2029 * (% _mstvisible="3" %)
2030 (((
2031 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2032 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2033 )))
2034 * (% _mstvisible="3" %)
2035 (((
2036 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2037 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2038 )))
2039 * (% _mstvisible="3" %)
2040 (((
2041 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2042 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2043 )))
2044 * (% _mstvisible="3" %)
2045 (((
2046 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2047 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2048 )))
2049 * (% _mstvisible="3" %)
2050 (((
2051 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2052 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2053 )))
2054 * (% _mstvisible="3" %)
2055 (((
2056 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2057 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2058 )))
2059 * (% _mstvisible="3" %)
2060 (((
2061 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2062 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2063 )))
2064 * (% _mstvisible="3" %)
2065 (((
2066 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2067 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2068 )))
2069
2070 (% _mstvisible="1" %)
2071 (((
2072 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2073 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2074 )))
2075
2076 (% _mstvisible="1" %)
2077 * (% _mstvisible="3" %)
2078 (((
2079 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2080 (% style="color:red" %)**E3**(%%): External Temperature Probe
2081
2082
2083 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2084
2085 )))
2086
2087 (% _mstvisible="1" %)
2088 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2089
2090 (% _mstvisible="1" %)
2091 (((
2092 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2093
2094
2095 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2096 (% _mstvisible="3" %)**Package Includes**(%%):
2097 )))
2098
2099 (% _mstvisible="1" %)
2100 * (% _mstvisible="3" %)
2101 (((
2102 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2103 LHT65N Temperature & Humidity Sensor x 1
2104 )))
2105 * (% _mstvisible="3" %)
2106 (((
2107 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2108 Optional external sensor
2109 )))
2110
2111 (% _mstvisible="1" %)
2112 (((
2113 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2114 (% _mstvisible="3" %)**Dimension and weight**(%%):
2115 )))
2116
2117 (% _mstvisible="1" %)
2118 * (% _mstvisible="3" %)
2119 (((
2120 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2121 Device Size:  10 x 10 x 3.5 cm
2122 )))
2123 * (% _mstvisible="3" %)
2124 (((
2125 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2126 Device Weight: 120.5g
2127 )))
2128
2129 (% _mstvisible="3" %)
2130 (((
2131
2132
2133 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2134
2135 )))
2136
2137 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2138
2139 * [[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"]]
2140
2141
2142
2143 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2144
2145 (% _mstvisible="1" %)
2146 (((
2147 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2148 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2149 )))
2150
2151 (% _mstvisible="1" %)
2152 (((
2153 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2154 (1) This device may not cause harmful interference；
2155 )))
2156
2157 (% _mstvisible="1" %)
2158 (((
2159 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2160 (2) this device must accept any interference received, including interference that may cause undesired operation.
2161 )))