Version 163.1 by Bei Jinggeng on 2022/06/20 16:51
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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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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" %)**.**
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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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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*.
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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.
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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.
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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" %)
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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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80 (% _mstvisible="1" %)
81 == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
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89 (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
90 )))
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92 (% _mstvisible="1" %)
93 * (% _mstvisible="3" %)
94 (((
95 (% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
96 Resolution: 0.01 °C
97 )))
98 * (% _mstvisible="3" %)
99 (((
100 (% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
101 Accuracy Tolerance : Typ ±0.3 °C
102 )))
103 * (% _mstvisible="3" %)
104 (((
105 (% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
106 Long Term Drift: < 0.02 °C/yr
107 )))
108 * (% _mstvisible="3" %)
109 (((
110 (% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
111 Operating Range: -40 ~~ 85 °C
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115 (((
116 (% _mstvisible="2" %)
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120 (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
121 )))
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123 (% _mstvisible="1" %)
124 * (% _mstvisible="3" %)
125 (((
126 (% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
127 Resolution: 0.04 %RH
128 )))
129 * (% _mstvisible="3" %)
130 (((
131 (% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
132 Accuracy Tolerance : Typ ±3 %RH
133 )))
134 * (% _mstvisible="3" %)
135 (((
136 (% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
137 Long Term Drift: < 0.02 °C/yr
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139 * (% _mstvisible="3" %)
140 (((
141 (% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
142 Operating Range: 0 ~~ 96 %RH
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151 (% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
152 )))
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154 (% _mstvisible="1" %)
155 * (% _mstvisible="3" %)
156 (((
157 (% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
158 Resolution: 0.0625 °C
159 )))
160 * (% _mstvisible="3" %)
161 (((
162 (% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
163 ±0.5°C accuracy from -10°C to +85°C
164 )))
165 * (% _mstvisible="3" %)
166 (((
167 (% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
168 ±2°C accuracy from -55°C to +125°C
169 )))
170 * (% _mstvisible="3" %)
171 (((
172 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
173 Operating Range: -55 °C ~~ 125 °C
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176 (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
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178 )))
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181 = (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
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184 == (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
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188 (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
189 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.
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194 (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
195 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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201 (% _mstvisible="1" %)
202 == (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
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204 (% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
205 The LHT65N has two working modes:
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208 * (% 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.
209 * (% 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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213 (% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
214 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
215 )))
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218 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
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221 [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
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224 (% _mstvisible="1" %)
225 == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
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227 (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
228 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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231 [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
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233 (% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
234 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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238 === (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
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240 (% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
241 Create a device in TTN V3 with the OTAA keys from LHT65N.
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243 (% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
244 Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
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246 (% _mstvisible="1" %)
247 [[image:image-20220617150003-1.jpeg]]
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249 (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
250 User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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252 (% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
253 Add APP EUI in the application.
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255 (% _mstvisible="1" %)
256 [[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
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259 [[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
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261 (% _mstvisible="1" %)
262 [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
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264 (% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
265 Note: LHT65N use same payload as LHT65.
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267 (% _mstvisible="1" %)
268 [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
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271 (% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
272 Input APP EUI,  APP KEY and DEV EUI:
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275 [[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
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279 (% _mstvisible="1" %)
280 === (% _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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282 (% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
283 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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285 (% _mstvisible="1" %)
286 [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
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290 (% _mstvisible="1" %)
291 == (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
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293 (% _msthash="315249" _msttexthash="7722962" _mstvisible="1" %)
294 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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296 (% _msthash="315250" _msttexthash="1322711" _mstvisible="1" %)
297 After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
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299 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
300 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
301 (((
302 (% _mstvisible="6" %)
303 (% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
304 )))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
305 (((
306 (% _mstvisible="6" %)
307 (% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
308 )))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
309 (((
310 (% _mstvisible="6" %)
311 (% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
312 )))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
313 (((
314 (% _mstvisible="6" %)
315 (% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
316 )))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
317 (((
318 (% _mstvisible="6" %)
319 (% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
320 )))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
321 (((
322 (% _mstvisible="6" %)
323 (% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
324 )))
325 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
326 (((
327 (% _mstvisible="6" %)
328 (% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
329 )))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
330 (((
331 (% _mstvisible="6" %)
332 [[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
333 )))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
334 (((
335 (% _mstvisible="6" %)
336 (((
337 (% _mstvisible="7" %)
338 [[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
339 )))
340 )))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
341 (((
342 (% _mstvisible="6" %)
343 (((
344 (% _mstvisible="7" %)
345 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
346 )))
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348 (% _mstvisible="6" %)
349 (((
350 (% _mstvisible="7" %)
351 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
352 )))
353 )))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
354 (((
355 (% _mstvisible="6" %)
356 [[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
357 )))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
358 (((
359 (% _mstvisible="6" %)
360 [[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
361 )))
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363 (% _mstvisible="1" %)
364 * The First 6 bytes: has fix meanings for every LHT65N.
365 * The 7th byte (EXT #): defines the external sensor model.
366 * 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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368 (% _mstvisible="1" %)
369 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
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371 (% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
372 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.
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374 (% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
375 Below is the position to put the decoder and LHT65N decoder can be download from here:
376
377 (% _mstvisible="1" %)
378 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
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380 (% _mstvisible="1" %)
381 [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
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385 (% _mstvisible="1" %)
386 === (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
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388 (% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
389 These two bytes of BAT include the battery state and the actually voltage
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391 (% _mstvisible="1" %)
392 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
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394 (% _mstvisible="1" %)
395 [[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
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397 (% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
398 Check the battery voltage for LHT65N.
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400 (% _mstvisible="1" %)
401 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
402 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
403
404 (% _mstvisible="1" %)
405 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
406
407 (% _mstvisible="1" %)
408 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
409
410 (% _mstvisible="1" %)
411 * Temperature:  0x0ABB/100=27.47℃
412
413 (% _mstvisible="1" %)
414 [[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
415
416 (% _mstvisible="1" %)
417 * Temperature:  (0xF5C6-65536)/100=-26.18℃
418
419 (% _mstvisible="1" %)
420 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
421
422 (% _mstvisible="1" %)
423 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
424
425 (% _mstvisible="1" %)
426 * Humidity:    0x025C/10=60.4%
427
428 (% _mstvisible="1" %)
429 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
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431 (% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
432 Bytes for External Sensor:
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434 (% _mstvisible="1" %)
435 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
436
437
438 (% _mstvisible="1" %)
439 === (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
440
441 (% _mstvisible="1" %)
442 ==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
443
444 (% _mstvisible="1" %)
445 [[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
446
447
448 (% _mstvisible="1" %)
449 * DS18B20 temp=0x0ADD/100=27.81℃
450
451 (% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
452 The last 2 bytes of data are meaningless
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454 (% _mstvisible="1" %)
455 [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
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457
458 (% _mstvisible="1" %)
459 * External temperature= (0xF54F-65536)/100=-27.37℃
460
461 (% _mstvisible="1" %)
462 (((
463 (% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
464 The last 2 bytes of data are meaningless
465 )))
466
467 (% _mstvisible="1" %)
468 (((
469 (% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
470 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
471 )))
472
473
474 (% _mstvisible="1" %)
475 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
476
477 (% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
478 Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
479
480 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
481 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
482 (((
483 (% _mstvisible="6" %)
484 (% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
485 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
486 (((
487 (% _mstvisible="6" %)
488 (% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
489 )))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
490 (((
491 (% _mstvisible="6" %)
492 (% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
493 )))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
494 (((
495 (% _mstvisible="6" %)
496 (% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
497 )))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
498 (((
499 (% _mstvisible="6" %)
500 (% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
501 )))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
502 (((
503 (% _mstvisible="6" %)
504 (% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
505 )))
506 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
507 (((
508 (% _mstvisible="6" %)
509 (% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
510 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
511 (((
512 (% _mstvisible="6" %)
513 [[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
514 )))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
515 (((
516 (% _mstvisible="6" %)
517 (((
518 (% _mstvisible="7" %)
519 [[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
520 )))
521
522 (% _mstvisible="6" %)
523 (((
524 (% _mstvisible="7" %)
525 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
526 )))
527 )))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
528 (((
529 (% _mstvisible="6" %)
530 (((
531 (% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
532 BAT Status &
533 )))
534
535 (% _mstvisible="6" %)
536 (((
537 (% _mstvisible="7" %)
538 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
539 )))
540 )))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
541 (((
542 (% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
543 Status & Ext
544 )))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
545 (((
546 (% _mstvisible="6" %)
547 (((
548 (% _mstvisible="7" %)
549 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
550 )))
551 )))
552
553 (% _mstvisible="1" %)
554 * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
555
556 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
557 (% _mstvisible="3" %)|=(% _msthash="1230918" _msttexthash="93158" _mstvisible="4" style="width: 65px;" %)Bit(bit)|=(% _msthash="1230919" _msttexthash="57954" _mstvisible="4" style="width: 267px;" %)[15:14]|=(% _msthash="1230920" _msttexthash="48022" _mstvisible="4" style="width: 134px;" %)[11:0]
558 (% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
559 (((
560 (% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
561 BAT Status
562
563 (% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
564 00(b): Ultra Low ( BAT <= 2.50v)
565
566 (% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
567 01(b): Low  (2.50v <=BAT <= 2.55v)
568
569 (% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
570 10(b): OK   (2.55v <= BAT <=2.65v)
571
572 (% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
573 11(b): Good   (BAT >= 2.65v)
574 )))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
575 (((
576 (% _mstvisible="6" %)
577 [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
578
579 (% _mstvisible="6" %)
580
581 )))
582
583 (% _mstvisible="1" %)
584 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
585
586 (% _mstvisible="1" %)
587 [[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
588
589 (% _mstvisible="1" %)
590 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
591 * Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
592 * Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
593
594 ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
595
596
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 (% _mstvisible="1" %)
662 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
663
664 (% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
665 LHT65N uses Unix TimeStamp format based on
666
667 (% _mstvisible="1" %)
668 [[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
669
670
671 (% _mstvisible="1" %)
672 (((
673 (% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
674 User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
675 )))
676
677 (% _mstvisible="1" %)
678 (((
679 (% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
680 Below is the converter example
681 )))
682
683 (% _mstvisible="1" %)
684 [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
685
686 (% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
687 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
688
689
690 (% _mstvisible="1" %)
691 === (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
692
693 (% _mstvisible="1" %)
694 (((
695 (% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
696 There are two ways to set device’s time:
697 )))
698
699 (% _mstvisible="1" %)
700 (((
701 (% _mstvisible="2" %)
702 (% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
703 )))
704
705 (% _mstvisible="1" %)
706 (((
707 (% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
708 User need to set SYNCMOD=1 to enable sync time via MAC command.
709 )))
710
711 (% _mstvisible="1" %)
712 (((
713 (% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
714 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).
715 )))
716
717 (% _mstvisible="1" %)
718 (((
719 (% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
720 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.
721 )))
722
723 (% _mstvisible="1" %)
724 (((
725 (% _mstvisible="2" %)
726
727 )))
728
729 (% _mstvisible="1" %)
730 (((
731 (% _mstvisible="2" %)
732 (% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
733 )))
734
735 (% _mstvisible="1" %)
736 (((
737 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
738 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
739
740 (% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
741
742 )))
743
744 (% _mstvisible="1" %)
745 === (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
746
747 (% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
748 User can poll sensor value based on timestamps from the server. Below is the downlink command.
749
750 (% _mstvisible="1" %)
751 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
752
753 (% _mstvisible="1" %)
754 (((
755 (% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
756 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.
757 )))
758
759 (% _mstvisible="1" %)
760 (((
761 (% _mstvisible="2" %)
762 For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
763 )))
764
765 (% _mstvisible="1" %)
766 (((
767 (% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
768 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
769 )))
770
771 (% _mstvisible="1" %)
772 (((
773 (% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
774 Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
775 )))
776
777
778 (% _mstvisible="1" %)
779 === (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
780
781 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
782 The Datalog poll reply uplink will use below payload format.
783
784 (% _mstvisible="1" %)
785 (((
786 (% _mstvisible="2" %)
787 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
788 )))
789
790 (% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
791 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
792 (((
793 (% _mstvisible="6" %)
794 (((
795 (% _mstvisible="7" %)
796 (% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
797 )))
798 )))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
799 (((
800 (% _mstvisible="6" %)
801 (((
802 (% _mstvisible="7" %)
803 (% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
804 )))
805 )))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
806 (((
807 (% _mstvisible="6" %)
808 (((
809 (% _mstvisible="7" %)
810 (% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
811 )))
812 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
813 (((
814 (% _mstvisible="6" %)
815 (((
816 (% _mstvisible="7" %)
817 (% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
818 )))
819 )))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
820 (((
821 (% _mstvisible="6" %)
822 (((
823 (% _mstvisible="7" %)
824 (% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
825 )))
826 )))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
827 (((
828 (% _mstvisible="6" %)
829 (((
830 (% _mstvisible="7" %)
831 (% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
832 )))
833 )))
834 (% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
835 (((
836 (% _mstvisible="6" %)
837 (((
838 (% _mstvisible="7" %)
839 (% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
840 )))
841 )))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
842 (((
843 (% _mstvisible="6" %)
844 (((
845 (% _mstvisible="7" %)
846 [[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
847 )))
848 )))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
849 (((
850 (% _mstvisible="6" %)
851 (((
852 (% _mstvisible="7" %)
853 (((
854 (% _mstvisible="8" %)
855 [[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
856 )))
857 )))
858
859 (% _mstvisible="6" %)
860 (((
861 (% _mstvisible="7" %)
862 (((
863 (% _mstvisible="8" %)
864 [[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
865 )))
866 )))
867 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
868 (((
869 (% _mstvisible="6" %)
870 (((
871 (% _mstvisible="7" %)
872 (((
873 (% _mstvisible="8" %)
874 [[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
875 )))
876 )))
877
878 (% _mstvisible="6" %)
879 (((
880 (% _mstvisible="7" %)
881 (((
882 (% _mstvisible="8" %)
883 [[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
884 )))
885 )))
886 )))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
887 (((
888 (% _mstvisible="6" %)
889 (((
890 (% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
891 Poll message flag & Ext
892 )))
893 )))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
894 (((
895 (% _mstvisible="6" %)
896 (((
897 (% _mstvisible="7" %)
898 (((
899 (% _mstvisible="8" %)
900 [[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
901 )))
902 )))
903
904 (% _mstvisible="6" %)
905 (((
906 (% _mstvisible="7" %)
907 (((
908 (% _mstvisible="8" %)
909
910 )))
911 )))
912 )))
913
914 (% _mstvisible="1" %)
915 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
916
917 (% _mstvisible="1" %)
918 [[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
919
920 (% _mstvisible="1" %)
921 (((
922 (% _mstvisible="2" %)
923 (((
924 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
925 Poll Message Flag: 1: This message is a poll message reply.
926 )))
927 )))
928
929 (% _mstvisible="1" %)
930 * (% _mstvisible="3" %)
931 (((
932 (% _mstvisible="4" %)
933 (((
934 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
935 Poll Message Flag is set to 1.
936 )))
937 )))
938 * (% _mstvisible="3" %)
939 (((
940 (% _mstvisible="4" %)
941 (((
942 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
943 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
944 )))
945 )))
946
947 (% _mstvisible="1" %)
948 (((
949 (% _mstvisible="2" %)
950 (((
951 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
952
953
954 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
955 For example, in US915 band, the max payload for different DR is:
956 )))
957 )))
958
959 (% _mstvisible="1" %)
960 (((
961 (% _mstvisible="2" %)
962 (((
963 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
964 a) DR0: max is 11 bytes so one entry of data
965 )))
966 )))
967
968 (% _mstvisible="1" %)
969 (((
970 (% _mstvisible="2" %)
971 (((
972 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
973 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
974 )))
975 )))
976
977 (% _mstvisible="1" %)
978 (((
979 (% _mstvisible="2" %)
980 (((
981 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
982 c) DR2: total payload includes 11 entries of data
983 )))
984 )))
985
986 (% _mstvisible="1" %)
987 (((
988 (% _mstvisible="2" %)
989 (((
990 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
991 d) DR3: total payload includes 22 entries of data.
992 )))
993 )))
994
995 (% _mstvisible="1" %)
996 (((
997 (% _mstvisible="2" %)
998 (((
999 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1000 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1001 )))
1002 )))
1003
1004
1005 (% _mstvisible="1" style="text-align: left;" %)
1006 (% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
1007
1008 (% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1009 If LHT65N has below data inside Flash:
1010
1011 (% _mstvisible="1" %)
1012 [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1013
1014 (% _mstvisible="1" %)
1015 (((
1016 (% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1017 If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1018 )))
1019
1020 (% _mstvisible="1" %)
1021 (((
1022 (% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1023 Where : Start time: 60065F97 = time 21/1/19 04:27:03
1024 )))
1025
1026 (% _mstvisible="1" %)
1027 (((
1028 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1029 Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1030 )))
1031
1032 (% _mstvisible="1" %)
1033 (((
1034 (% _mstvisible="2" %)
1035
1036 )))
1037
1038 (% _mstvisible="1" %)
1039 (((
1040 (% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1041 LHT65N will uplink this payload.
1042 )))
1043
1044 (% _mstvisible="1" %)
1045 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1046
1047 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1048 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1049
1050 (% _msthash="315237" _msttexthash="1385839" %)
1051 Where the first 11 bytes is for the first entry:
1052
1053 (% _msthash="315238" _msttexthash="274846" %)
1054 7FFF089801464160065F97
1055
1056 (% _msthash="315239" _msttexthash="617435" %)
1057 Ext sensor data=0x7FFF/100=327.67
1058
1059 (% _msthash="315240" _msttexthash="270543" %)
1060 Temp=0x0898/100=22.00
1061
1062 (% _msthash="315241" _msttexthash="211783" %)
1063 Hum=0x0146/10=32.6
1064
1065 (% _msthash="315242" _msttexthash="1569776" %)
1066 poll message flag & Ext=0x41,means reply data,Ext=1
1067
1068 (% _msthash="315243" _msttexthash="1120509" %)
1069 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1070
1071
1072 (% _mstvisible="1" style="text-align: left;" %)
1073 == (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
1074
1075 (% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
1076 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.
1077
1078 (% _mstvisible="1" %)
1079 (((
1080 (% _mstvisible="2" style="text-align: left;" %)
1081 (% _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.
1082 )))
1083
1084 (% _mstvisible="1" style="text-align: left;" %)
1085 (% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
1086
1087 (% _mstvisible="1" class="box infomessage" %)
1088 (((
1089 (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1090 (% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1091
1092 (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1093 (% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1094
1095 (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1096 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1097
1098 (% _mstvisible="2" style="text-align: left;" %)
1099 (% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1100
1101 (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1102 (% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1103 )))
1104
1105
1106
1107 (% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
1108 == (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
1109
1110 (% _mstvisible="1" %)
1111 (((
1112 (% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
1113 The LHT65 has a triple color LED which for easy showing different stage .
1114
1115 (% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
1116 While user press ACT button, the LED will work as per LED status with ACT button.
1117 )))
1118
1119 (% _mstvisible="1" %)
1120 (((
1121 (% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
1122 In a normal working state:
1123 )))
1124
1125 (% _mstvisible="1" %)
1126 * (% _mstvisible="3" %)
1127 (((
1128 (% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
1129 For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
1130
1131 (% _msthash="197771" _msttexthash="1202526" %)
1132 (% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
1133 )))
1134 * (% _mstvisible="3" %)
1135 (((
1136 (% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
1137 RED LED when external sensor is not connected
1138 )))
1139 * (% _mstvisible="3" %)
1140 (((
1141 (% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1142 For each success downlink, the PURPLE LED will blink once
1143
1144
1145
1146 )))
1147
1148 (% _mstvisible="1" style="text-align: left;" %)
1149 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
1150
1151 (% _mstvisible="1" %)
1152 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1153
1154
1155 (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1156 = (% _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(%%) =
1157
1158 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1159 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1160
1161 [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1162
1163 1m long breakout cable for LHT65N
1164
1165 [[image:image-20220619092421-3.png||height="371" width="529"]]
1166
1167
1168
1169 (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1170 == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1171
1172 (% _mstvisible="1" %)
1173 [[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"]]
1174
1175
1176 (% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
1177 Temperature sensor with 2 meters cable long
1178
1179 (% _mstvisible="1" %)
1180 * Resolution: 0.0625 °C
1181 * ±0.5°C accuracy from -10°C to +85°C
1182 * ±2°C accuracy from -55°C to +125°C
1183 * Operating Range: -40 ~~ 125 °C
1184 * -55°C to 125°C
1185 * Working voltage 2.35v ~~ 5v
1186
1187 (% _mstvisible="1" style="text-align: left;" %)
1188 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1189
1190 (% _mstvisible="1" %)
1191 (((
1192 (% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
1193 Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1194 )))
1195
1196 (% _mstvisible="1" %)
1197 * (% _mstvisible="3" %)
1198 (((
1199 (% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
1200 AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1201 )))
1202 * (% _mstvisible="3" %)
1203 (((
1204 (% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1205 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1206 )))
1207
1208 (% _mstvisible="1" %)
1209 (((
1210 (% _mstvisible="2" style="text-align: left;" %)
1211
1212 )))
1213
1214 (% _mstvisible="1" %)
1215 (((
1216 (% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
1217 There are two kinds of commands to configure LHT65N, they are:
1218 )))
1219
1220 (% _mstvisible="1" %)
1221 (((
1222 (% _mstvisible="2" style="text-align: left;" %)
1223 (% _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" %).
1224 )))
1225
1226 (% _mstvisible="1" %)
1227 (((
1228 (% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
1229 These commands are to configure:
1230 )))
1231
1232 (% _mstvisible="1" %)
1233 * (% _mstvisible="3" %)
1234 (((
1235 (% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
1236 General system settings like: uplink interval.
1237 )))
1238 * (% _mstvisible="3" %)
1239 (((
1240 (% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
1241 LoRaWAN protocol & radio-related commands.
1242 )))
1243
1244 (% _mstvisible="1" %)
1245 (((
1246 (% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1247 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]]
1248 )))
1249
1250 (% _mstvisible="1" %)
1251 (((
1252 (% _mstvisible="2" style="text-align: left;" %)
1253
1254 )))
1255
1256 (% _mstvisible="1" %)
1257 (((
1258 (% _mstvisible="2" style="text-align: left;" %)
1259 (% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1260 )))
1261
1262 (% _mstvisible="1" %)
1263 (((
1264 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1265 These commands are only valid for LHT65N, as below:
1266
1267
1268 (% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
1269
1270 )))
1271
1272 (% _mstvisible="1" style="text-align: left;" %)
1273 == (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
1274
1275 (% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
1276 Feature: Change LoRaWAN End Node Transmit Interval.
1277
1278 (% _mstvisible="1" style="text-align: left;" %)
1279 (% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1280
1281 (% _mstvisible="1" %)
1282 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
1283
1284 (% _mstvisible="1" %)
1285 (((
1286 (% _mstvisible="2" style="text-align: left;" %)
1287
1288
1289 (% _mstvisible="2" style="text-align: left;" %)
1290 (% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1291 )))
1292
1293 (% _mstvisible="1" %)
1294 (((
1295 (% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
1296 Format: Command Code (0x01) followed by 3 bytes time value.
1297 )))
1298
1299 (% _mstvisible="1" %)
1300 (((
1301 (% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
1302 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1303 )))
1304
1305 (% _mstvisible="1" %)
1306 * (% _mstvisible="3" %)
1307 (((
1308 (% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
1309 (% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1310 )))
1311 * (% _mstvisible="3" %)
1312 (((
1313 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1314 (% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1315
1316
1317 (% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
1318
1319 )))
1320
1321 (% _mstvisible="1" style="text-align: left;" %)
1322 == (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
1323
1324 (% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
1325 Feature: Change External Sensor Mode.
1326
1327 (% _mstvisible="1" style="text-align: left;" %)
1328 (% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1329
1330 (% _mstvisible="1" %)
1331 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
1332
1333 (% _mstvisible="1" %)
1334 (((
1335 (% _mstvisible="2" style="text-align: left;" %)
1336
1337
1338 (% _mstvisible="2" style="text-align: left;" %)
1339 (% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1340 )))
1341
1342 (% _mstvisible="1" %)
1343 (((
1344 (% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
1345 Total bytes: 2 ~~ 5 bytes
1346 )))
1347
1348 (% _mstvisible="1" %)
1349 (((
1350 (% _mstvisible="2" %)
1351 (% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
1352 )))
1353
1354 (% _mstvisible="1" %)
1355 * (% _mstvisible="3" %)
1356 (((
1357 (% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
1358 0xA201: Set external sensor type to E1
1359 )))
1360 * (% _mstvisible="3" %)
1361 (((
1362 (% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
1363 0xA209: Same as AT+EXT=9
1364 )))
1365 * (% _mstvisible="3" %)
1366 (((
1367 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1368 0xA20702003c,Same as AT+SETCNT=60
1369
1370
1371 (% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
1372
1373 )))
1374
1375 (% _mstvisible="1" style="text-align: left;" %)
1376 == (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
1377
1378 (% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
1379 Feature: If PID is enabled, device will send the temperature probe ID on:
1380
1381 (% _mstvisible="1" %)
1382 * First Packet after OTAA Join
1383 * Every 24 hours since the first packet.
1384
1385 (% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
1386 PID is default set to disable (0)
1387
1388 (% _mstvisible="1" style="text-align: left;" %)
1389 (% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1390
1391 (% _mstvisible="1" %)
1392 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
1393
1394
1395 (% _mstvisible="1" style="text-align: left;" %)
1396 (% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1397
1398 (% _mstvisible="1" %)
1399 * 0xA800  **~-~->** AT+PID=0
1400 * 0xA801     **~-~->** AT+PID=1
1401
1402 (% _mstvisible="1" style="text-align: left;" %)
1403 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1404
1405 (% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
1406 Feature: Set device password, max 9 digits
1407
1408 (% _mstvisible="1" style="text-align: left;" %)
1409 (% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1410
1411 (% _mstvisible="1" %)
1412 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
1413
1414 (% _mstvisible="1" %)
1415 (((
1416 (% _mstvisible="2" style="text-align: left;" %)
1417
1418
1419 (% _mstvisible="2" style="text-align: left;" %)
1420 (% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1421 )))
1422
1423 (% _mstvisible="1" %)
1424 (((
1425 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1426 No downlink command for this feature.
1427
1428 (% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
1429
1430 )))
1431
1432 (% _mstvisible="1" style="text-align: left;" %)
1433 == (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
1434
1435 (% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
1436 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1437
1438 (% _mstvisible="1" style="text-align: left;" %)
1439 (% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1440
1441 (% _mstvisible="1" %)
1442 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
1443
1444
1445 (% _mstvisible="1" style="text-align: left;" %)
1446 (% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1447
1448 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1449 No downlink command for this feature.
1450
1451
1452 (% _mstvisible="1" style="text-align: left;" %)
1453 == (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
1454
1455 (% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
1456 Feature: Set device to sleep mode
1457
1458 * AT+Sleep=0  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1459 * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1460
1461 (% _mstvisible="1" style="text-align: left;" %)
1462 (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1463
1464 (% _mstvisible="1" %)
1465 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1466
1467 (% _mstvisible="1" %)
1468 (% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1469
1470 (% _mstvisible="1" %)
1471 * There is no downlink command to set to Sleep mode.
1472
1473 (% _mstvisible="1" %)
1474 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1475
1476 (% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
1477 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1478
1479 (% _mstvisible="1" %)
1480 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1481
1482 (% _mstvisible="1" %)
1483 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
1484
1485
1486 (% _mstvisible="1" %)
1487 (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1488
1489 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1490 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1491
1492
1493 (% _mstvisible="1" %)
1494 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
1495
1496 (% _mstvisible="1" %)
1497 (((
1498 (% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
1499 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1500 )))
1501
1502 (% _mstvisible="1" %)
1503 (((
1504 (% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
1505 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.
1506 )))
1507
1508 (% _mstvisible="1" %)
1509 (((
1510 (% _mstvisible="2" %)
1511 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1512 )))
1513
1514 (% _mstvisible="1" %)
1515 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
1516
1517
1518 (% _mstvisible="1" %)
1519 (% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1520
1521 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1522 0x28 01 ~/~/ Same As AT+SYNCMOD=1
1523
1524 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
1525 0x28 00 ~/~/ Same As AT+SYNCMOD=0
1526
1527
1528 (% _mstvisible="1" %)
1529 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
1530
1531 (% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
1532 Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1533
1534 (% _mstvisible="1" %)
1535 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1536
1537 (% _mstvisible="1" %)
1538 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
1539
1540
1541 (% _mstvisible="1" %)
1542 (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1543
1544 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1545 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
1546
1547
1548 (% _mstvisible="1" %)
1549 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
1550
1551 (% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
1552 Feature: Print the sector data from start page to stop page (max is 416 pages).
1553
1554 (% _mstvisible="1" %)
1555 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1556
1557 (% _mstvisible="1" %)
1558 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
1559
1560
1561 (% _mstvisible="1" %)
1562 (% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1563
1564 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1565 No downlink commands for feature
1566
1567
1568 (% _mstvisible="1" %)
1569 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
1570
1571 (% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
1572 Feature: Print the last few data entries
1573
1574 (% _mstvisible="1" %)
1575 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1576
1577 (% _mstvisible="1" %)
1578 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
1579
1580
1581 (% _mstvisible="1" %)
1582 (% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1583
1584 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1585 No downlink commands for feature
1586
1587
1588 (% _mstvisible="1" %)
1589 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
1590
1591 (% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
1592 Feature: Clear flash storage for data log feature.
1593
1594 (% _mstvisible="1" %)
1595 (% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1596
1597 (% _mstvisible="1" %)
1598 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
1599
1600
1601 (% _mstvisible="1" %)
1602 (% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1603
1604 (% _mstvisible="1" %)
1605 * Example: 0xA301 ~/~/Same as AT+CLRDTA
1606
1607 (% _mstvisible="1" %)
1608 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1609
1610 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1611 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.
1612
1613
1614 (% _mstvisible="1" %)
1615 (% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1616
1617 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1618 The default factory setting is 0
1619
1620 (% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1621 (% _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**
1622 (% _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
1623
1624 (% _mstvisible="1" %)
1625 (% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1626
1627 (% _mstvisible="1" %)
1628 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1629
1630 (% _mstvisible="1" %)
1631 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1632
1633 (% _mstvisible="1" %)
1634 == (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1635
1636 (% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1637 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.
1638
1639 (% _mstvisible="1" %)
1640 (((
1641 (% _mstvisible="2" %)
1642 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1643 [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1644 )))
1645
1646 (% _mstvisible="1" %)
1647 (((
1648 (% _mstvisible="2" %)
1649 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1650
1651 )))
1652
1653 (% _mstvisible="1" %)
1654 == (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1655
1656 (% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1657 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.
1658
1659 (% _mstvisible="1" %)
1660 [[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"]]
1661
1662
1663 (% _mstvisible="1" %)
1664 == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1665
1666 (% _mstvisible="1" %)
1667 (((
1668 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1669 (((
1670 (% _msthash="736723" _msttexthash="35479028" %)
1671 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:
1672 [[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]]
1673 )))
1674
1675 (((
1676
1677 )))
1678
1679 (((
1680 (% _msthash="736724" _msttexthash="12045098" %)
1681 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]]
1682 )))
1683
1684
1685 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1686 = (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1687
1688 (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1689 == (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1690
1691 (((
1692 (% _msthash="736725" _msttexthash="9345674" %)
1693 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.
1694 )))
1695
1696 [[image:image-20220530085651-1.png||_mstalt="429949"]]
1697
1698
1699 (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1700
1701 (% _msthash="506062" _msttexthash="1187732" %)
1702 **✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1703
1704 (% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1705
1706 (% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1707
1708 (% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1709
1710
1711 (((
1712 (% _msthash="736726" _msttexthash="67213055" %)
1713 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.
1714 )))
1715
1716 (((
1717 (% _msthash="736727" _msttexthash="1907009" %)
1718 Input password and ATZ to activate LHT65N,As shown below:
1719 )))
1720
1721 [[image:image-20220530095701-4.png||_mstalt="430014"]]
1722
1723
1724 (% _msthash="506066" _msttexthash="544869" %)
1725 AT Command List is as below:
1726
1727 (% _msthash="506067" _msttexthash="361920" %)
1728 AT+<CMD>? :  Help on <CMD>
1729
1730 (% _msthash="506068" _msttexthash="243061" %)
1731 AT+<CMD> :  Run <CMD>
1732
1733 (% _msthash="506069" _msttexthash="704197" %)
1734 AT+<CMD>=<value> :  Set the value
1735
1736 (% _msthash="506070" _msttexthash="455676" %)
1737 AT+<CMD>=? :  Get the value
1738
1739 (% _msthash="506071" _msttexthash="670553" %)
1740 AT+DEBUG:  Set more info output
1741
1742 (% _msthash="506072" _msttexthash="485888" %)
1743 ATZ:  Trig a reset of the MCU
1744
1745 (% _msthash="506073" _msttexthash="2068872" %)
1746 AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1747
1748 (% _msthash="506074" _msttexthash="689169" %)
1749 AT+DEUI:  Get or Set the Device EUI
1750
1751 (% _msthash="506075" _msttexthash="960414" %)
1752 AT+DADDR:  Get or Set the Device Address
1753
1754 (% _msthash="506076" _msttexthash="1079897" %)
1755 AT+APPKEY:  Get or Set the Application Key
1756
1757 (% _msthash="506077" _msttexthash="1326143" %)
1758 AT+NWKSKEY:  Get or Set the Network Session Key
1759
1760 (% _msthash="506078" _msttexthash="1573000" %)
1761 AT+APPSKEY:  Get or Set the Application Session Key
1762
1763 (% _msthash="506079" _msttexthash="1041729" %)
1764 AT+APPEUI:  Get or Set the Application EUI
1765
1766 (% _msthash="506080" _msttexthash="2104206" %)
1767 AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1768
1769 (% _msthash="506081" _msttexthash="3369288" %)
1770 AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1771
1772 (% _msthash="506082" _msttexthash="1894529" %)
1773 AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1774
1775 (% _msthash="506083" _msttexthash="3864172" %)
1776 AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1777
1778 (% _msthash="506084" _msttexthash="1712204" %)
1779 AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1780
1781 (% _msthash="506085" _msttexthash="1281202" %)
1782 AT+RX2FQ:  Get or Set the Rx2 window frequency
1783
1784 (% _msthash="506086" _msttexthash="2796781" %)
1785 AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1786
1787 (% _msthash="506087" _msttexthash="3285165" %)
1788 AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1789
1790 (% _msthash="506088" _msttexthash="3286179" %)
1791 AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1792
1793 (% _msthash="506089" _msttexthash="4703803" %)
1794 AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1795
1796 (% _msthash="506090" _msttexthash="4704999" %)
1797 AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1798
1799 (% _msthash="506091" _msttexthash="1528683" %)
1800 AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1801
1802 (% _msthash="506092" _msttexthash="757185" %)
1803 AT+NWKID:  Get or Set the Network ID
1804
1805 (% _msthash="506093" _msttexthash="1156597" %)
1806 AT+FCU:  Get or Set the Frame Counter Uplink
1807
1808 (% _msthash="506094" _msttexthash="1273987" %)
1809 AT+FCD:  Get or Set the Frame Counter Downlink
1810
1811 (% _msthash="506095" _msttexthash="859222" %)
1812 AT+CLASS:  Get or Set the Device Class
1813
1814 (% _msthash="506096" _msttexthash="384852" %)
1815 AT+JOIN:  Join network
1816
1817 (% _msthash="506097" _msttexthash="548626" %)
1818 AT+NJS:  Get the join status
1819
1820 (% _msthash="506098" _msttexthash="2546206" %)
1821 AT+SENDB:  Send hexadecimal data along with the application port
1822
1823 (% _msthash="506099" _msttexthash="1932307" %)
1824 AT+SEND:  Send text data along with the application port
1825
1826 (% _msthash="506100" _msttexthash="3560557" %)
1827 AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1828
1829 (% _msthash="506101" _msttexthash="1429701" %)
1830 AT+RECV:  Print last received data in raw format
1831
1832 (% _msthash="506102" _msttexthash="1735981" %)
1833 AT+VER:  Get current image version and Frequency Band
1834
1835 (% _msthash="506103" _msttexthash="1189474" %)
1836 AT+CFM:  Get or Set the confirmation mode (0-1)
1837
1838 (% _msthash="506104" _msttexthash="1718210" %)
1839 AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1840
1841 (% _msthash="506105" _msttexthash="1339403" %)
1842 AT+SNR:  Get the SNR of the last received packet
1843
1844 (% _msthash="506106" _msttexthash="1452009" %)
1845 AT+RSSI:  Get the RSSI of the last received packet
1846
1847 (% _msthash="506107" _msttexthash="2768142" %)
1848 AT+TDC:  Get or set the application data transmission interval in ms
1849
1850 (% _msthash="506108" _msttexthash="1083914" %)
1851 AT+PORT:  Get or set the application port
1852
1853 (% _msthash="506109" _msttexthash="622440" %)
1854 AT+DISAT:  Disable AT commands
1855
1856 (% _msthash="506110" _msttexthash="868361" %)
1857 AT+PWORD:  Set password, max 9 digits
1858
1859 (% _msthash="506111" _msttexthash="2210299" %)
1860 AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1861
1862 (% _msthash="506112" _msttexthash="2113462" %)
1863 AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1864
1865 (% _msthash="506113" _msttexthash="2087423" %)
1866 AT+PDTA:  Print the sector data from start page to stop page
1867
1868 (% _msthash="506114" _msttexthash="1063127" %)
1869 AT+PLDTA:  Print the last few sets of data
1870
1871 (% _msthash="506115" _msttexthash="1999426" %)
1872 AT+CLRDTA:  Clear the storage, record position back to 1st
1873
1874 (% _msthash="506116" _msttexthash="442130" %)
1875 AT+SLEEP:  Set sleep mode
1876
1877 (% _msthash="506117" _msttexthash="1080222" %)
1878 AT+EXT:  Get or Set external sensor model
1879
1880 (% _msthash="506118" _msttexthash="1309490" %)
1881 AT+BAT:  Get the current battery voltage in mV
1882
1883 (% _msthash="506119" _msttexthash="813891" %)
1884 AT+CFG:  Print all configurations
1885
1886 (% _msthash="506120" _msttexthash="551707" %)
1887 AT+WMOD:  Get or Set Work Mode
1888
1889 (% _msthash="506121" _msttexthash="2631499" %)
1890 AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1891
1892 (% _msthash="506122" _msttexthash="3907150" %)
1893 AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1894
1895 (% _msthash="506123" _msttexthash="854620" %)
1896 AT+SETCNT:  Set the count at present
1897
1898 (% _msthash="506124" _msttexthash="2554877" %)
1899 AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1900
1901 (% _msthash="506125" _msttexthash="771849" %)
1902 AT+RPL:  Get or set response level
1903
1904 (% _msthash="506126" _msttexthash="1484314" %)
1905 AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1906
1907 (% _msthash="506127" _msttexthash="741728" %)
1908 AT+LEAPSEC:  Get or Set Leap Second
1909
1910 (% _msthash="506128" _msttexthash="1694017" %)
1911 AT+SYNCMOD:  Get or Set time synchronization method
1912
1913 (% _msthash="506129" _msttexthash="2235948" %)
1914 AT+SYNCTDC:  Get or set time synchronization interval in day
1915
1916 (% _msthash="506130" _msttexthash="425542" %)
1917 AT+PID:  Get or set the PID
1918
1919
1920 == (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1921
1922 (% _msthash="506131" _msttexthash="14585714" %)
1923 AT commands：
1924
1925 [[image:image-20220620153708-1.png||height="603" width="723"]]
1926
1927 (% _msthash="506132" _msttexthash="337922" %)
1928 Downlink commands:
1929
1930
1931 (% _msthash="506133" _msttexthash="33046" %)
1932 **TTN:**
1933
1934 [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1935
1936
1937 (% _msthash="506134" _msttexthash="11113791" %)
1938 **Helium：**
1939
1940 [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1941
1942
1943 (% _msthash="506135" _msttexthash="4159844" %)
1944 **Chirpstack:The downlink window will not be displayed until the network is accessed**
1945
1946 [[image:image-20220615094850-6.png||_mstalt="433082"]]
1947
1948 [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1949
1950
1951 (% _msthash="506136" _msttexthash="39286" %)
1952 **Aws:**
1953
1954 [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1955
1956
1957 == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1958
1959 [[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"]]
1960
1961
1962 (% _msthash="536757" _msttexthash="1874951" %)
1963 == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1964
1965 [[image:image-20220615153355-1.png]]
1966
1967 [[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1968
1969 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1970
1971 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1972
1973 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1974
1975
1976 To switch from download mode to command mode, press reset key
1977
1978
1979 (((
1980 (% _msthash="736728" _msttexthash="67213055" %)
1981 (((
1982 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.
1983 )))
1984 )))
1985
1986 (((
1987 (% _msthash="736729" _msttexthash="1907009" %)
1988 Input password and ATZ to activate LHT65N,As shown below:
1989
1990 [[image:image-20220615154519-3.png||height="672" width="807"]]
1991
1992
1993 )))
1994
1995 == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1996
1997
1998 [[image:image-20220615153355-1.png]]
1999
2000 (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
2001
2002 (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
2003
2004 (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
2005
2006 (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
2007
2008 [[image:image-20220620160241-6.jpeg||height="428" width="571"]]
2009
2010 Press reset after connecting the 4boot cable to enter the download mode.
2011
2012 [[image:image-20220620160516-7.png||height="435" width="435"]]
2013
2014
2015 (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2016
2017 [[image:image-20220615170542-5.png]]
2018
2019
2020 (% _msthash="506146" _msttexthash="52173160" %)
2021 (% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2022
2023
2024 (% _msthash="506147" _msttexthash="188083584" %)
2025 (% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2026
2027 [[image:image-20220615171334-6.png]]
2028
2029
2030 (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2031
2032 [[image:image-20220620160723-8.png]]
2033 )))
2034
2035 (% _mstvisible="1" %)
2036 = (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
2037
2038 (% _mstvisible="1" %)
2039 (((
2040 (% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
2041 Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
2042 )))
2043
2044 (% _mstvisible="1" %)
2045 (((
2046 (% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
2047 (% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
2048 )))
2049
2050 (% _mstvisible="1" %)
2051 * (% _mstvisible="3" %)
2052 (((
2053 (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2054 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2055 )))
2056 * (% _mstvisible="3" %)
2057 (((
2058 (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2059 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2060 )))
2061 * (% _mstvisible="3" %)
2062 (((
2063 (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2064 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2065 )))
2066 * (% _mstvisible="3" %)
2067 (((
2068 (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2069 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2070 )))
2071 * (% _mstvisible="3" %)
2072 (((
2073 (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2074 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2075 )))
2076 * (% _mstvisible="3" %)
2077 (((
2078 (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2079 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2080 )))
2081 * (% _mstvisible="3" %)
2082 (((
2083 (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2084 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2085 )))
2086 * (% _mstvisible="3" %)
2087 (((
2088 (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2089 (% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2090 )))
2091
2092 (% _mstvisible="1" %)
2093 (((
2094 (% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
2095 (% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
2096 )))
2097
2098 (% _mstvisible="1" %)
2099 * (% _mstvisible="3" %)
2100 (((
2101 (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2102 (% style="color:red" %)**E3**(%%): External Temperature Probe
2103
2104
2105 )))
2106
2107 (% _mstvisible="1" %)
2108 = (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
2109
2110 (% _mstvisible="1" %)
2111 (((
2112 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2113
2114
2115 (% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
2116 (% _mstvisible="3" %)**Package Includes**(%%):
2117 )))
2118
2119 (% _mstvisible="1" %)
2120 * (% _mstvisible="3" %)
2121 (((
2122 (% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
2123 LHT65N Temperature & Humidity Sensor x 1
2124 )))
2125 * (% _mstvisible="3" %)
2126 (((
2127 (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2128 Optional external sensor
2129 )))
2130
2131 (% _mstvisible="1" %)
2132 (((
2133 (% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
2134 (% _mstvisible="3" %)**Dimension and weight**(%%):
2135 )))
2136
2137 (% _mstvisible="1" %)
2138 * (% _mstvisible="3" %)
2139 (((
2140 (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2141 Device Size:  10 x 10 x 3.5 cm
2142 )))
2143 * (% _mstvisible="3" %)
2144 (((
2145 (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2146 Device Weight: 120.5g
2147 )))
2148
2149 (% _mstvisible="3" %)
2150 (((
2151
2152 )))
2153
2154 = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
2155
2156 * [[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"]]
2157
2158 = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2159
2160 (% _mstvisible="1" %)
2161 (((
2162 (% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
2163 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2164 )))
2165
2166 (% _mstvisible="1" %)
2167 (((
2168 (% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
2169 (1) This device may not cause harmful interference；
2170 )))
2171
2172 (% _mstvisible="1" %)
2173 (((
2174 (% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
2175 (2) this device must accept any interference received, including interference that may cause undesired operation.
2176 )))

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