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Last modified by Xiaoling on 2023/07/18 10:12
From version 175.1
edited by Bei Jinggeng
on 2022/06/23 11:40
Change comment: Uploaded new attachment "image-20220623113959-5.png", version {1}
To version 212.1
edited by Bei Jinggeng
on 2022/11/01 17:55
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,5 +1,5 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3 3  
4 4  
5 5  
... ... @@ -16,6 +16,7 @@
16 16  
17 17  = 1. Introduction =
18 18  
19 +
19 19  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
20 20  
21 21  
... ... @@ -44,8 +44,10 @@
44 44  )))
45 45  
46 46  
48 +
47 47  == 1.2 Features ==
48 48  
51 +
49 49  * Wall mountable
50 50  * LoRaWAN v1.0.3 Class A protocol
51 51  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
... ... @@ -56,16 +56,12 @@
56 56  * Built-in Temperature & Humidity sensor
57 57  * Optional External Sensors
58 58  * Tri-color LED to indicate working status
59 -* Datalog feature
62 +* Datalog feature (Max 3328 records)
60 60  
61 -
62 -
63 -
64 -
65 65  == 1.3 Specification ==
66 66  
67 67  
68 -**Built-in Temperature Sensor:**
67 +(% style="color:#037691" %)**Built-in Temperature Sensor:**
69 69  
70 70  * Resolution: 0.01 °C
71 71  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -72,7 +72,7 @@
72 72  * Long Term Drift: < 0.02 °C/yr
73 73  * Operating Range: -40 ~~ 85 °C
74 74  
75 -**Built-in Humidity Sensor:**
74 +(% style="color:#037691" %)**Built-in Humidity Sensor:**
76 76  
77 77  * Resolution: 0.04 %RH
78 78  * Accuracy Tolerance : Typ ±3 %RH
... ... @@ -79,7 +79,7 @@
79 79  * Long Term Drift: < 0.02 °C/yr
80 80  * Operating Range: 0 ~~ 96 %RH
81 81  
82 -**External Temperature Sensor:**
81 +(% style="color:#037691" %)**External Temperature Sensor:**
83 83  
84 84  * Resolution: 0.0625 °C
85 85  * ±0.5°C accuracy from -10°C to +85°C
... ... @@ -86,14 +86,12 @@
86 86  * ±2°C accuracy from -55°C to +125°C
87 87  * Operating Range: -55 °C ~~ 125 °C
88 88  
89 -
90 -
91 -
92 -
93 93  = 2. Connect LHT65N to IoT Server =
94 94  
90 +
95 95  == 2.1 How does LHT65N work? ==
96 96  
93 +
97 97  (((
98 98  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.
99 99  )))
... ... @@ -103,8 +103,10 @@
103 103  )))
104 104  
105 105  
103 +
106 106  == 2.2 How to Activate LHT65N? ==
107 107  
106 +
108 108  (((
109 109  The LHT65N has two working modes:
110 110  )))
... ... @@ -129,9 +129,11 @@
129 129  
130 130  == 2.3 Example to join LoRaWAN network ==
131 131  
131 +
132 132  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
133 133  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.
134 134  
135 +
135 135  (% _mstvisible="1" class="wikigeneratedid" %)
136 136  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
137 137  
... ... @@ -144,6 +144,7 @@
144 144  
145 145  === 2.3.1 Step 1: Create Device n TTN ===
146 146  
148 +
147 147  (((
148 148  Create a device in TTN V3 with the OTAA keys from LHT65N.
149 149  )))
... ... @@ -168,9 +168,10 @@
168 168  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
169 169  
170 170  
171 -Note: LHT65N use same payload as LHT65.
172 172  
174 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
173 173  
176 +
174 174  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
175 175  
176 176  
... ... @@ -184,6 +184,7 @@
184 184  
185 185  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
186 186  
190 +
187 187  (((
188 188  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.
189 189  )))
... ... @@ -192,8 +192,8 @@
192 192  
193 193  
194 194  
199 +== 2.4 Uplink Payload   ( Fport~=2) ==
195 195  
196 -== 2.4 Uplink Payload ==
197 197  
198 198  (((
199 199  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.
... ... @@ -203,94 +203,57 @@
203 203  After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
204 204  )))
205 205  
206 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
207 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
208 -(((
209 -(% _mstvisible="6" %)
210 -(% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
211 -)))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
212 -(((
213 -(% _mstvisible="6" %)
214 -(% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
215 -)))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
216 -(((
217 -(% _mstvisible="6" %)
218 -(% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
219 -)))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
220 -(((
221 -(% _mstvisible="6" %)
222 -(% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
223 -)))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
224 -(((
225 -(% _mstvisible="6" %)
226 -(% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
227 -)))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
228 -(((
229 -(% _mstvisible="6" %)
230 -(% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
210 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
211 +|=(% style="width: 60px;" %)(((
212 +**Size(bytes)**
213 +)))|=(% style="width: 30px;" %)(((
214 +**2**
215 +)))|=(% style="width: 100px;" %)(((
216 +**2**
217 +)))|=(% style="width: 100px;" %)(((
218 +**2**
219 +)))|=(% style="width: 50px;" %)(((
220 +**1**
221 +)))|=(% style="width: 50px;" %)(((
222 +**4**
231 231  )))
232 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
224 +|(% style="width:97px" %)(((
225 +**Value**
226 +)))|(% style="width:39px" %)(((
227 +[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
228 +)))|(% style="width:100px" %)(((
233 233  (((
234 -(% _mstvisible="6" %)
235 -(% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
236 -)))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
237 -(((
238 -(% _mstvisible="6" %)
239 -[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
240 -)))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
241 -(((
242 -(% _mstvisible="6" %)
243 -(((
244 -(% _mstvisible="7" %)
245 -[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
230 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
246 246  )))
247 -)))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
232 +)))|(% style="width:77px" %)(((
248 248  (((
249 -(% _mstvisible="6" %)
250 -(((
251 -(% _mstvisible="7" %)
252 -[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
234 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
253 253  )))
254 -
255 -(% _mstvisible="6" %)
256 -(((
257 -(% _mstvisible="7" %)
258 -[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
236 +)))|(% style="width:47px" %)(((
237 +[[Ext>>||anchor="H2.4.5Ext23"]] #
238 +)))|(% style="width:51px" %)(((
239 +[[Ext value>>||anchor="H2.4.6Extvalue"]]
259 259  )))
260 -)))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
261 -(((
262 -(% _mstvisible="6" %)
263 -[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
264 -)))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
265 -(((
266 -(% _mstvisible="6" %)
267 -[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
268 -)))
269 269  
270 270  * The First 6 bytes: has fix meanings for every LHT65N.
271 271  * The 7th byte (EXT #): defines the external sensor model.
272 -* 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.)
244 +* 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.)
273 273  
274 -
275 -
276 -
277 277  === 2.4.1 Decoder in TTN V3 ===
278 278  
248 +
279 279  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.
280 280  
281 -Below is the position to put the decoder and LHT65N decoder can be download from here:
251 +Below is the position to put the decoder and LHT65N decoder can be download from here: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
282 282  
283 283  
284 -[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
285 -
286 -
287 287  [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
288 288  
289 289  
290 290  
291 -
292 292  === 2.4.2 BAT-Battery Info ===
293 293  
260 +
294 294  These two bytes of BAT include the battery state and the actually voltage
295 295  
296 296  [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
... ... @@ -304,11 +304,9 @@
304 304  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
305 305  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
306 306  
307 -
308 -
309 -
310 310  === 2.4.3 Built-in Temperature ===
311 311  
276 +
312 312  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
313 313  
314 314  * Temperature:  0x0ABB/100=27.47℃
... ... @@ -317,20 +317,16 @@
317 317  
318 318  * Temperature:  (0xF5C6-65536)/100=-26.18℃
319 319  
320 -
321 -
322 -
323 323  === 2.4.4 Built-in Humidity ===
324 324  
287 +
325 325  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
326 326  
327 327  * Humidity:    0x025C/10=60.4%
328 328  
329 -
330 -
331 -
332 332  === 2.4.5 Ext # ===
333 333  
294 +
334 334  Bytes for External Sensor:
335 335  
336 336  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
... ... @@ -339,6 +339,7 @@
339 339  
340 340  === 2.4.6 Ext value ===
341 341  
303 +
342 342  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
343 343  
344 344  
... ... @@ -349,6 +349,8 @@
349 349  
350 350  The last 2 bytes of data are meaningless
351 351  
314 +
315 +
352 352  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
353 353  
354 354  
... ... @@ -362,6 +362,7 @@
362 362  
363 363  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
364 364  
329 +
365 365  (((
366 366  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:
367 367  )))
... ... @@ -370,134 +370,227 @@
370 370  
371 371  )))
372 372  
373 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
374 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
375 -(((
376 -(% _mstvisible="6" %)
377 -(% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
378 -)))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
379 -(((
380 -(% _mstvisible="6" %)
381 -(% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
382 -)))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
383 -(((
384 -(% _mstvisible="6" %)
385 -(% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
386 -)))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
387 -(((
388 -(% _mstvisible="6" %)
389 -(% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
390 -)))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
391 -(((
392 -(% _mstvisible="6" %)
393 -(% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
394 -)))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
395 -(((
396 -(% _mstvisible="6" %)
397 -(% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
338 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
339 +|=(% style="width: 50px;" %)(((
340 +**Size(bytes)**
341 +)))|=(% style="width: 70px;" %)(((
342 +**2**
343 +)))|=(% style="width: 120px;" %)(((
344 +**2**
345 +)))|=(% style="width: 120px;" %)(((
346 +**2**
347 +)))|=(% style="width: 50px;" %)(((
348 +**1**
349 +)))|=(% style="width: 70px;" %)(((
350 +**4**
398 398  )))
399 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
400 -(((
401 -(% _mstvisible="6" %)
402 -(% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
403 -)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
404 -(((
405 -(% _mstvisible="6" %)
406 -[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
407 -)))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
408 -(((
409 -(% _mstvisible="6" %)
410 -(((
411 -(% _mstvisible="7" %)
412 -[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
352 +|(% style="width:110px" %)(((
353 +**Value**
354 +)))|(% style="width:71px" %)(((
355 +[[External temperature>>||anchor="H4.2SetExternalSensorMode"]]
356 +)))|(% style="width:99px" %)(((
357 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
358 +)))|(% style="width:132px" %)(((
359 +BAT Status & [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
360 +)))|(% style="width:54px" %)(((
361 +Status & Ext
362 +)))|(% style="width:64px" %)(((
363 +[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
413 413  )))
414 414  
415 -(% _mstvisible="6" %)
416 -(((
417 -(% _mstvisible="7" %)
418 -[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
366 +* **Battery status & Built-in Humidity**
367 +
368 +(% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:461px" %)
369 +|=(% style="width: 67px;" %)Bit(bit)|=(% style="width: 256px;" %)[15:14]|=(% style="width: 132px;" %)[11:0]
370 +|(% style="width:67px" %)Value|(% style="width:256px" %)(((
371 +BAT Status
372 +00(b): Ultra Low ( BAT <= 2.50v)
373 +01(b): Low  (2.50v <=BAT <= 2.55v)
374 +10(b): OK   (2.55v <= BAT <=2.65v)
375 +11(b): Good   (BAT >= 2.65v)
376 +)))|(% style="width:132px" %)(((
377 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
419 419  )))
420 -)))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
421 -(((
422 -(% _mstvisible="6" %)
423 -(((
424 -(% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
425 -BAT Status &
426 -)))
427 427  
428 -(% _mstvisible="6" %)
429 -(((
430 -(% _mstvisible="7" %)
431 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
380 +* **Status & Ext Byte**
381 +
382 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
383 +|=(% scope="row" style="width: 60px;" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]**
384 +|=(% style="width: 96px;" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
385 +
386 +* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
387 +* (% style="color:blue" %)**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.
388 +* (% style="color:blue" %)**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)
389 +
390 +==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 +
392 +
393 +In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
394 +
395 +be used to power the external ADC sensor; user can control the power on time for this
396 +
397 +(% style="color:blue" %)**sensor by setting:**
398 +
399 +**AT+EXT=6,timeout**  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
400 +
401 +**For example:**
402 +
403 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
404 +
405 +
406 +Or use **downlink command A2** to set the same.
407 +
408 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
409 +
410 +When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
411 +
412 +[[image:image-20220628150112-1.png||height="241" width="285"]]
413 +
414 +
415 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0
416 +
417 +[[image:image-20220628150714-4.png]]
418 +
419 +
420 +When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
421 +
422 +
423 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
424 +
425 +[[image:image-20220628151005-5.png]]
426 +
427 +
428 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v
429 +
430 +[[image:image-20220628151056-6.png]]
431 +
432 +
433 +3) Within range
434 +
435 +[[image:image-20220628151143-7.png]]
436 +
437 +
438 +
439 +==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
440 +
441 +
442 +[[image:image-20220927095645-1.png||height="534" width="460"]]
443 +
444 +
445 +(% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
446 +
447 +[[image:image-20220906102307-7.png]]
448 +
449 +
450 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
451 +
452 +The external cable NE2 can be use for MOD4 and MOD8
453 +
454 +
455 +
456 +==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
457 +
458 +
459 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
460 +
461 +
462 +(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
463 +
464 +(% style="color:#037691" %)**Case 1: Door Sensor.** (%%)3.3v Out for such sensor is just to detect Open/Close.
465 +
466 + In Open State, the power consumption is the same as if there is no probe
467 +
468 + In Close state, the power consumption will be 3uA higher than normal.
469 +
470 +[[image:image-20220906100852-1.png||height="205" width="377"]]
471 +
472 +
473 +Ext=4,Interrupt Sensor：
474 +
475 +(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:478px" %)
476 +|(% style="width:101px" %)(((
477 +AT+EXT=4,1
478 +)))|(% style="width:373px" %)(((
479 +Sent uplink packet in both rising and falling interrupt
432 432  )))
433 -)))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
434 -(((
435 -(% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
436 -Status & Ext
437 -)))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
438 -(((
439 -(% _mstvisible="6" %)
440 -(((
441 -(% _mstvisible="7" %)
442 -[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
481 +|(% style="width:101px" %)(((
482 +AT+EXT=4,2
483 +)))|(% style="width:373px" %)(((
484 +Sent uplink packet only in falling interrupt
443 443  )))
486 +|(% style="width:101px" %)(((
487 +AT+EXT=4,3
488 +)))|(% style="width:373px" %)(((
489 +Sent uplink packet only in rising interrupt
444 444  )))
445 445  
446 -(% _mstvisible="1" %)
447 -* (% _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**
492 +Trigger by falling edge:
448 448  
449 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
450 -(% _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]
451 -(% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
452 -(((
453 -(% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
454 -BAT Status
494 +[[image:image-20220906101145-2.png]]
455 455  
456 -(% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
457 -00(b): Ultra Low ( BAT <= 2.50v)
458 458  
459 -(% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
460 -01(b): Low  (2.50v <=BAT <= 2.55v)
497 +Trigger by raising edge：
461 461  
462 -(% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
463 -10(b): OK   (2.55v <= BAT <=2.65v)
499 +[[image:image-20220906101145-3.png]]
464 464  
465 -(% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
466 -11(b): Good   (BAT >= 2.65v)
467 -)))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
468 -(((
469 -(% _mstvisible="6" %)
470 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
471 471  
472 -(% _mstvisible="6" %)
473 -
474 -)))
475 475  
476 -* (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
477 477  
478 -[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
504 +==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
479 479  
480 -* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
481 -* 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.
482 -* 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)
483 483  
507 +(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
484 484  
485 485  
510 +(% style="color:blue" %)**Case 1**(%%):  Low power consumption Flow Sensor, such flow sensor has pulse output and the power consumption in uA level and can be powered by LHT65N.
486 486  
487 -==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
512 +[[image:image-20220906101320-4.png||height="366" width="698"]]
488 488  
489 -In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
490 490  
491 -be used to power the external ADC sensor; user can control the power on time for this
515 +(% style="color:blue" %)**Case 2**(%%):  Normal Flow Sensor: Such flow sensor has higher power consumption and is not suitable to be powered by LHT65N. It is powered by external power and output <3.3v pulse
492 492  
493 -sensor by setting:
517 +[[image:image-20220906101320-5.png||height="353" width="696"]]
494 494  
495 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
496 496  
520 +Ext=8, Counting Sensor ( 4 bytes)：
497 497  
522 +(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
523 +|(% style="width:138px" %)(((
524 +AT+EXT=8,0
525 +)))|(% style="width:240px" %)(((
526 +Count at falling interrupt
527 +)))
528 +|(% style="width:138px" %)(((
529 +AT+EXT=8,1
530 +)))|(% style="width:240px" %)(((
531 +Count at rising interrupt
532 +)))
533 +|(% style="width:138px" %)(((
534 +AT+SETCNT=60
535 +)))|(% style="width:240px" %)(((
536 +Sent current count to 60
537 +)))
498 498  
539 +[[image:image-20220906101320-6.png]]
540 +
541 +
542 +(% style="color:blue" %)**A2 downlink Command：**
543 +
544 +A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
545 +
546 +A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
547 +
548 +A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
549 +
550 +A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
551 +
552 +A2 08 02 00 00 00 3C:  Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
553 +
554 +
555 +
499 499  == 2.5 Show data on Datacake ==
500 500  
558 +
501 501  (((
502 502  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:
503 503  )))
... ... @@ -545,6 +545,7 @@
545 545  
546 546  == 2.6 Datalog Feature ==
547 547  
606 +
548 548  (((
549 549  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.
550 550  )))
... ... @@ -553,14 +553,26 @@
553 553  
554 554  === 2.6.1 Ways to get datalog via LoRaWAN ===
555 555  
615 +
556 556  There are two methods:
557 557  
558 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
559 -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.
618 +(% style="color:blue" %)**Method 1:** (%%)IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specified time range.
560 560  
561 561  
621 +(% style="color:blue" %)**Method 2: **(%%)Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
562 562  
623 +(% style="color:red" %)**Note for method 2:**
563 563  
625 +* a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
626 +* b) LHT65N will send data in **CONFIRMED Mode** when PNACKMD=1, but LHT65N won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LHT65N gets a ACK, LHT65N will consider there is a network connection and resend all NONE-ACK Message.
627 +
628 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
629 +
630 +
631 +[[image:image-20220703111700-2.png||height="381" width="1119"]]
632 +
633 +
634 +
564 564  === 2.6.2 Unix TimeStamp ===
565 565  
566 566  
... ... @@ -583,12 +583,13 @@
583 583  
584 584  === 2.6.3 Set Device Time ===
585 585  
657 +
586 586  (((
587 -There are two ways to set device's time:
659 +(% style="color:blue" %)**There are two ways to set device's time:**
588 588  )))
589 589  
590 590  (((
591 -**~1. Through LoRaWAN MAC Command (Default settings)**
663 +**1.  Through LoRaWAN MAC Command (Default settings)**
592 592  )))
593 593  
594 594  (((
... ... @@ -600,7 +600,7 @@
600 600  )))
601 601  
602 602  (((
603 -(% style="color:red" %)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.
675 +(% style="color:red" %)**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.**
604 604  )))
605 605  
606 606  (((
... ... @@ -619,6 +619,7 @@
619 619  
620 620  === 2.6.4 Poll sensor value ===
621 621  
694 +
622 622  User can poll sensor value based on timestamps from the server. Below is the downlink command.
623 623  
624 624  [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
... ... @@ -636,352 +636,206 @@
636 636  
637 637  === 2.6.5 Datalog Uplink payload ===
638 638  
639 -(% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
712 +
640 640  The Datalog poll reply uplink will use below payload format.
641 641  
642 -(% _mstvisible="1" %)
643 -(((
644 -(% _mstvisible="2" %)
645 -(% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
646 -)))
715 +**Retrieval data payload:**
647 647  
648 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
649 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
650 -(((
651 -(% _mstvisible="6" %)
652 -(((
653 -(% _mstvisible="7" %)
654 -(% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
655 -)))
656 -)))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
657 -(((
658 -(% _mstvisible="6" %)
659 -(((
660 -(% _mstvisible="7" %)
661 -(% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
662 -)))
663 -)))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
664 -(((
665 -(% _mstvisible="6" %)
666 -(((
667 -(% _mstvisible="7" %)
668 -(% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
669 -)))
670 -)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
671 -(((
672 -(% _mstvisible="6" %)
673 -(((
674 -(% _mstvisible="7" %)
675 -(% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
676 -)))
677 -)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
678 -(((
679 -(% _mstvisible="6" %)
680 -(((
681 -(% _mstvisible="7" %)
682 -(% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
683 -)))
684 -)))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
685 -(((
686 -(% _mstvisible="6" %)
687 -(((
688 -(% _mstvisible="7" %)
689 -(% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
690 -)))
691 -)))
692 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
693 -(((
694 -(% _mstvisible="6" %)
695 -(((
696 -(% _mstvisible="7" %)
697 -(% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
698 -)))
699 -)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
700 -(((
701 -(% _mstvisible="6" %)
702 -(((
703 -(% _mstvisible="7" %)
704 -[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
705 -)))
706 -)))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
707 -(((
708 -(% _mstvisible="6" %)
709 -(((
710 -(% _mstvisible="7" %)
711 -(((
712 -(% _mstvisible="8" %)
713 -[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
714 -)))
715 -)))
717 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
718 +|=(% style="width: 60px;" %)(((
719 +**Size(bytes)**
720 +)))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
721 +|(% style="width:97px" %)**Value**|(% style="width:123px" %)[[External sensor data>>||anchor="H2.4.6Extvalue"]]|(% style="width:108px" %)[[Built In Temperature>>||anchor="H2.4.3Built-inTemperature"]]|(% style="width:133px" %)[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]|(% style="width:159px" %)Poll message flag & Ext|(% style="width:80px" %)[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
716 716  
717 -(% _mstvisible="6" %)
718 -(((
719 -(% _mstvisible="7" %)
720 -(((
721 -(% _mstvisible="8" %)
722 -[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
723 -)))
724 -)))
725 -)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
726 -(((
727 -(% _mstvisible="6" %)
728 -(((
729 -(% _mstvisible="7" %)
730 -(((
731 -(% _mstvisible="8" %)
732 -[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
733 -)))
734 -)))
723 +**Poll message flag & Ext:**
735 735  
736 -(% _mstvisible="6" %)
737 -(((
738 -(% _mstvisible="7" %)
739 -(((
740 -(% _mstvisible="8" %)
741 -[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
742 -)))
743 -)))
744 -)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
745 -(((
746 -(% _mstvisible="6" %)
747 -(((
748 -(% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
749 -Poll message flag & Ext
750 -)))
751 -)))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
752 -(((
753 -(% _mstvisible="6" %)
754 -(((
755 -(% _mstvisible="7" %)
756 -(((
757 -(% _mstvisible="8" %)
758 -[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
759 -)))
760 -)))
725 +[[image:image-20221006192726-1.png||height="112" width="754"]]
761 761  
762 -(% _mstvisible="6" %)
763 -(((
764 -(% _mstvisible="7" %)
765 -(((
766 -(% _mstvisible="8" %)
767 -
768 -)))
769 -)))
770 -)))
727 +(% style="color:blue" %)**No ACK Message**(%%):  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]] feature)
771 771  
772 -(% _mstvisible="1" %)
773 -(% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
729 +(% style="color:blue" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
774 774  
775 -(% _mstvisible="1" %)
776 -[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
731 +* Poll Message Flag is set to 1.
777 777  
778 -(% _mstvisible="1" %)
779 -(((
780 -(% _mstvisible="2" %)
781 -(((
782 -(% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
783 -(((
784 -Poll Message Flag: 1: This message is a poll message reply.
785 -)))
786 -)))
787 -)))
733 +* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
788 788  
789 -(% _mstvisible="1" %)
790 -* (% _mstvisible="3" %)
791 -(((
792 -(% _mstvisible="4" %)
793 -(((
794 -(% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
795 -(((
796 -Poll Message Flag is set to 1.
797 -)))
798 -)))
799 -)))
800 -* (% _mstvisible="3" %)
801 -(((
802 -(% _mstvisible="4" %)
803 -(((
804 -(% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
805 -(((
806 -Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
807 -)))
808 -)))
809 -)))
810 -
811 -(% _mstvisible="1" %)
812 -(((
813 -(% _mstvisible="2" %)
814 -(((
815 -(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
816 -(((
817 -
818 -)))
819 -
820 -(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
821 -(((
822 822  For example, in US915 band, the max payload for different DR is:
823 -)))
824 -)))
825 -)))
826 826  
827 -(% _mstvisible="1" %)
828 -(((
829 -(% _mstvisible="2" %)
830 -(((
831 -(% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
832 -(((
833 -a) DR0: max is 11 bytes so one entry of data
834 -)))
835 -)))
836 -)))
737 +(% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
837 837  
838 -(% _mstvisible="1" %)
839 -(((
840 -(% _mstvisible="2" %)
841 -(((
842 -(% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
843 -(((
844 -b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
845 -)))
846 -)))
847 -)))
739 +(% style="color:blue" %)**b) DR1:**(%%) max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
848 848  
849 -(% _mstvisible="1" %)
850 -(((
851 -(% _mstvisible="2" %)
852 -(((
853 -(% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
854 -(((
855 -c) DR2: total payload includes 11 entries of data
856 -)))
857 -)))
858 -)))
741 +(% style="color:blue" %)**c) DR2:**(%%) total payload includes 11 entries of data
859 859  
860 -(% _mstvisible="1" %)
861 -(((
862 -(% _mstvisible="2" %)
863 -(((
864 -(% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
865 -(((
866 -d) DR3: total payload includes 22 entries of data.
867 -)))
868 -)))
869 -)))
743 +(% style="color:blue" %)**d) DR3: **(%%)total payload includes 22 entries of data.
870 870  
871 -(% _mstvisible="1" %)
872 -(((
873 -(% _mstvisible="2" %)
874 -(((
875 -(% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
876 -(((
877 -If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
878 -)))
879 -)))
880 -)))
745 +If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
881 881  
882 882  
883 -(% _mstvisible="1" style="text-align: left;" %)
884 -(% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
748 +**Example:**
885 885  
886 -(% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
887 887  If LHT65N has below data inside Flash:
888 888  
889 -(% _mstvisible="1" %)
890 890  [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
891 891  
892 -(% _mstvisible="1" %)
893 -(((
894 -(% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
895 -If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
896 -)))
897 897  
898 -(% _mstvisible="1" %)
899 -(((
900 -(% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
901 - Where : Start time: 60065F97 = time 21/1/19 04:27:03
902 -)))
755 +If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
903 903  
904 -(% _mstvisible="1" %)
905 -(((
906 -(% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
907 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
908 -)))
757 +Where : Start time: 60065F97 = time 21/1/19 04:27:03
909 909  
910 -(% _mstvisible="1" %)
911 -(((
912 -(% _mstvisible="2" %)
913 -
914 -)))
759 + Stop time: 60066DA7= time 21/1/19 05:27:03
915 915  
916 -(% _mstvisible="1" %)
917 -(((
918 -(% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
919 -LHT65N will uplink this payload.
920 -)))
921 921  
922 -(% _mstvisible="1" %)
762 +**LHT65N will uplink this payload.**
763 +
923 923  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
924 924  
925 -(% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
926 -(((
927 -7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
928 -)))
929 929  
930 -(% _msthash="315237" _msttexthash="1385839" %)
931 -(((
767 +__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
768 +
932 932  Where the first 11 bytes is for the first entry:
933 -)))
934 934  
935 -(% _msthash="315238" _msttexthash="274846" %)
936 -(((
937 937  7FFF089801464160065F97
938 -)))
939 939  
940 -(% _msthash="315239" _msttexthash="617435" %)
941 -(((
942 942  Ext sensor data=0x7FFF/100=327.67
943 -)))
944 944  
945 -(% _msthash="315240" _msttexthash="270543" %)
946 -(((
947 -Temp=0x0898/100=22.00
948 -)))
775 +Temp=0x088E/100=22.00
949 949  
950 -(% _msthash="315241" _msttexthash="211783" %)
951 -(((
952 -Hum=0x0146/10=32.6
953 -)))
777 +Hum=0x014B/10=32.6
954 954  
955 -(% _msthash="315242" _msttexthash="1569776" %)
956 -(((
957 957  poll message flag & Ext=0x41,means reply data,Ext=1
958 -)))
959 959  
960 -(% _msthash="315243" _msttexthash="1120509" %)
961 -(((
962 -Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
963 -)))
781 +Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
964 964  
965 965  
966 966  
967 967  == 2.7 Alarm Mode ==
968 968  
787 +
969 969  (((
970 970  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.
971 971  )))
972 972  
973 973  (((
974 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
793 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
794 +
795 +
796 +
797 +=== 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
798 +
799 +**Internal GXHT30 temperature alarm**
800 +
801 +(((
802 +(% class="box infomessage" %)
803 +(((
804 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
805 +
806 +**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
807 +
808 +**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
809 +
810 +**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
811 +
812 +**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
813 +
814 +**AT+LEDALARM=1** :       Enable LED visual Alarm.
975 975  )))
816 +)))
976 976  
818 +(% style="color:#4f81bd" %)**Downlink Command:**
819 +
820 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
821 +
822 +AT+CITEMP=1 : A60001
823 +
824 +AT+ARTEMP=1,60  :  A70001003C
825 +
826 +AT+ARTEMP=-16,60 :  A7FFF0003C
827 +
828 +AT+LEDALARM=1  :  3601
829 +
830 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
831 +
832 +Total bytes: 8 bytes
833 +
834 +**Example:**AA0100010001003C
835 +
836 +WMOD=01
837 +
838 +CITEMP=0001
839 +
840 +TEMPlow=0001
841 +
842 +TEMPhigh=003C
843 +
844 +
845 +**DS18B20 and TMP117 Threshold Alarm**
846 +
847 + AT+WMOD=1,60,-10,20
848 +
849 +(% style="color:#4f81bd" %)**Downlink Command:**
850 +
851 +**Example:**A5013CFC180014
852 +
853 +MOD=01
854 +
855 +CITEMP=3C(S)
856 +
857 +TEMPlow=FC18
858 +
859 +TEMPhigh=0014
860 +
861 +
862 +**Fluctuation alarm for DS18B20 and TMP117**
863 +
864 +AT+WMOD=2,60,5
865 +
866 +(% style="color:#4f81bd" %)**Downlink Command:**
867 +
868 +**Example:**A5023C05
869 +
870 +MOD=02
871 +
872 +CITEMP=3C(S)
873 +
874 +temperature fluctuation=05
875 +
876 +
877 +**Collect multiple times and send once**
878 +
879 +AT+WMOD=3,1,60,20,-16,32,1  ~/~/Mode 3, the collection interval is 60s, the total number of collection is 20 times, and the data of these 20 times will be sent to the 20th time, with a maximum of 60 groups, the normal working temperature range is -10 to 32°C, 1 is to open the temperature alarm, 0 is to close the temperature alarm, and the temperature is turned on. After the alarm, if the temperature collected at the current time exceeds the normal working temperature, a data will be sent immediately.
880 +
881 +(% style="color:#4f81bd" %)**Downlink Command:**
882 +
883 +**Example:**A50301003C14FFF0002001
884 +
885 +MOD=03
886 +
887 +EXT=01
888 +
889 +CITEMP=003C(S)
890 +
891 +Total number of acquisitions=14
892 +
893 +TEMPlow=FFF0
894 +
895 +TEMPhigh=0020
896 +
897 +ARTEMP=01
898 +
899 +
900 +)))
901 +
977 977  (((
978 -**AT COMMAND FOR ALARM MODE:**
903 +=== 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
904 +
905 +
979 979  )))
980 980  
981 981  (% _mstvisible="1" class="box infomessage" %)
982 982  (((
983 983  (((
984 -**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
911 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
985 985  )))
986 986  
987 987  (((
... ... @@ -1001,10 +1001,25 @@
1001 1001  )))
1002 1002  )))
1003 1003  
931 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1004 1004  
933 +Total bytes: 8 bytes
1005 1005  
935 +**Example:**AA0100010001003C
936 +
937 +WMOD=01
938 +
939 +CITEMP=0001
940 +
941 +TEMPlow=0001
942 +
943 +TEMPhigh=003C
944 +
945 +
946 +
1006 1006  == 2.8 LED Indicator ==
1007 1007  
949 +
1008 1008  The LHT65 has a triple color LED which for easy showing different stage .
1009 1009  
1010 1010  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1016,11 +1016,9 @@
1016 1016  * RED LED when external sensor is not connected
1017 1017  * For each success downlink, the PURPLE LED will blink once
1018 1018  
1019 -
1020 -
1021 -
1022 1022  == 2.9 installation ==
1023 1023  
963 +
1024 1024  (% _mstvisible="1" %)
1025 1025  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1026 1026  
... ... @@ -1028,12 +1028,34 @@
1028 1028  
1029 1029  = 3. Sensors and Accessories =
1030 1030  
971 +
1031 1031  == 3.1 E2 Extension Cable ==
1032 1032  
974 +
1033 1033  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1034 1034  
1035 -1m long breakout cable for LHT65N
1036 1036  
978 +**1m long breakout cable for LHT65N. Features:**
979 +
980 +* (((
981 +Use for AT Command， works for both LHT52/LHT65N
982 +)))
983 +* (((
984 +Update firmware for LHT65N, works for both LHT52/LHT65N
985 +)))
986 +* (((
987 +Supports ADC mode to monitor external ADC
988 +)))
989 +* (((
990 +Supports Interrupt mode
991 +)))
992 +* (((
993 +Exposed All pins from the LHT65N Type-C connector.
994 +
995 +
996 +
997 +)))
998 +
1037 1037  [[image:image-20220619092421-3.png||height="371" width="529"]]
1038 1038  
1039 1039  
... ... @@ -1053,11 +1053,9 @@
1053 1053  * Operating Range: -40 ~~ 125 °C
1054 1054  * Working voltage 2.35v ~~ 5v
1055 1055  
1056 -
1057 -
1058 -
1059 1059  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1060 1060  
1020 +
1061 1061  (((
1062 1062  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1063 1063  )))
... ... @@ -1102,10 +1102,13 @@
1102 1102  )))
1103 1103  
1104 1104  
1065 +
1105 1105  == 4.1 Set Transmit Interval Time ==
1106 1106  
1068 +
1107 1107  Feature: Change LoRaWAN End Node Transmit Interval.
1108 1108  
1071 +
1109 1109  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1110 1110  
1111 1111  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1115,19 +1115,18 @@
1115 1115  
1116 1116  Format: Command Code (0x01) followed by 3 bytes time value.
1117 1117  
1118 -If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1081 +If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
1119 1119  
1120 -* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1083 +* **Example 1**: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
1121 1121  
1122 -* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1085 +* **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1123 1123  
1124 -
1125 -
1126 -
1127 1127  == 4.2 Set External Sensor Mode ==
1128 1128  
1089 +
1129 1129  Feature: Change External Sensor Mode.
1130 1130  
1092 +
1131 1131  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1132 1132  
1133 1133  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1145,11 +1145,9 @@
1145 1145  
1146 1146  * 0xA20702003c: Same as AT+SETCNT=60
1147 1147  
1148 -
1149 -
1150 -
1151 1151  == 4.3 Enable/Disable uplink Temperature probe ID ==
1152 1152  
1112 +
1153 1153  (((
1154 1154  Feature: If PID is enabled, device will send the temperature probe ID on:
1155 1155  )))
... ... @@ -1163,6 +1163,8 @@
1163 1163  
1164 1164  (((
1165 1165  PID is default set to disable (0)
1126 +
1127 +
1166 1166  )))
1167 1167  
1168 1168  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1175,13 +1175,12 @@
1175 1175  * **0xA800**  **~-~->** AT+PID=0
1176 1176  * **0xA801**     **~-~->** AT+PID=1
1177 1177  
1178 -
1179 -
1180 -
1181 1181  == 4.4 Set Password ==
1182 1182  
1142 +
1183 1183  Feature: Set device password, max 9 digits
1184 1184  
1145 +
1185 1185  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1186 1186  
1187 1187  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1195,8 +1195,10 @@
1195 1195  
1196 1196  == 4.5 Quit AT Command ==
1197 1197  
1159 +
1198 1198  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1199 1199  
1162 +
1200 1200  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1201 1201  
1202 1202  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1210,6 +1210,7 @@
1210 1210  
1211 1211  == 4.6 Set to sleep mode ==
1212 1212  
1176 +
1213 1213  Feature: Set device to sleep mode
1214 1214  
1215 1215  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1224,13 +1224,12 @@
1224 1224  
1225 1225  * There is no downlink command to set to Sleep mode.
1226 1226  
1227 -
1228 -
1229 -
1230 1230  == 4.7 Set system time ==
1231 1231  
1193 +
1232 1232  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1233 1233  
1196 +
1234 1234  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1235 1235  
1236 1236  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1238,12 +1238,13 @@
1238 1238  
1239 1239  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1240 1240  
1241 -0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1204 +0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1242 1242  
1243 1243  
1244 1244  
1245 1245  == 4.8 Set Time Sync Mode ==
1246 1246  
1210 +
1247 1247  (((
1248 1248  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1249 1249  )))
... ... @@ -1250,6 +1250,8 @@
1250 1250  
1251 1251  (((
1252 1252  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.
1217 +
1218 +
1253 1253  )))
1254 1254  
1255 1255  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1259,15 +1259,17 @@
1259 1259  
1260 1260  (% style="color:#4f81bd" %)**Downlink Command:**
1261 1261  
1262 -0x28 01 ~/~/ Same As AT+SYNCMOD=1
1263 -0x28 00 ~/~/ Same As AT+SYNCMOD=0
1228 +0x28 01  ~/~/  Same As AT+SYNCMOD=1
1229 +0x28 00  ~/~/  Same As AT+SYNCMOD=0
1264 1264  
1265 1265  
1266 1266  
1267 1267  == 4.9 Set Time Sync Interval ==
1268 1268  
1235 +
1269 1269  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1270 1270  
1238 +
1271 1271  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1272 1272  
1273 1273  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1275,14 +1275,16 @@
1275 1275  
1276 1276  (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1277 1277  
1278 -**0x29 0A** ~/~/ Same as AT+SYNCTDC=0x0A
1246 +**0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1279 1279  
1280 1280  
1281 1281  
1282 1282  == 4.10 Print data entries base on page. ==
1283 1283  
1252 +
1284 1284  Feature: Print the sector data from start page to stop page (max is 416 pages).
1285 1285  
1255 +
1286 1286  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1287 1287  
1288 1288  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1296,8 +1296,10 @@
1296 1296  
1297 1297  == 4.11 Print last few data entries. ==
1298 1298  
1269 +
1299 1299  Feature: Print the last few data entries
1300 1300  
1272 +
1301 1301  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1302 1302  
1303 1303  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1311,6 +1311,7 @@
1311 1311  
1312 1312  == 4.12 Clear Flash Record ==
1313 1313  
1286 +
1314 1314  Feature: Clear flash storage for data log feature.
1315 1315  
1316 1316  
... ... @@ -1321,36 +1321,83 @@
1321 1321  
1322 1322  (% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1323 1323  
1324 -* Example: 0xA301 ~/~/Same as AT+CLRDTA
1297 +* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1325 1325  
1326 -
1327 -
1328 -
1329 1329  == 4.13 Auto Send None-ACK messages ==
1330 1330  
1331 -(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1301 +
1332 1332  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.
1333 1333  
1304 +
1334 1334  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1335 1335  
1336 -(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1337 1337  The default factory setting is 0
1338 1338  
1339 -(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1340 -(% _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**
1341 -(% _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
1309 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1310 +|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1311 +|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1342 1342  
1343 1343  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1344 1344  
1345 -* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1315 +* Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1346 1346  
1317 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1347 1347  
1348 1348  
1320 +Feature: Set internal and external temperature sensor alarms.
1349 1349  
1322 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1323 +|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1324 +|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1325 +
1326 +(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1327 +
1328 +(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
1329 +
1330 +0): Cancel
1331 +
1332 +1): Threshold alarm
1333 +
1334 +2): Fluctuation alarm
1335 +
1336 +
1337 +(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
1338 +
1339 +(% style="color:red" %)**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
1340 +
1341 +
1342 +(% style="color:#037691" %) **Parameter 3 and parameter 4:**
1343 +
1344 +1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
1345 +
1346 +Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
1347 +
1348 +
1349 +2):  If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
1350 +
1351 +Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
1352 +
1353 +If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
1354 +
1355 +
1356 +(% style="color:#4f81bd" %)**Downlink Command: 0xA5**
1357 +
1358 +0xA5 00 ~-~- AT+WMOD=0.
1359 +
1360 +0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
1361 +
1362 +0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1363 +
1364 +0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
1365 +
1366 +
1367 +
1350 1350  = 5. Battery & How to replace =
1351 1351  
1370 +
1352 1352  == 5.1 Battery Type ==
1353 1353  
1373 +
1354 1354  (((
1355 1355  (((
1356 1356  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.
... ... @@ -1371,15 +1371,19 @@
1371 1371  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1372 1372  
1373 1373  
1394 +
1374 1374  == 5.2 Replace Battery ==
1375 1375  
1397 +
1376 1376  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.
1377 1377  
1378 1378  [[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"]]
1379 1379  
1380 1380  
1403 +
1381 1381  == 5.3 Battery Life Analyze ==
1382 1382  
1406 +
1383 1383  (((
1384 1384  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:
1385 1385  [[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]]
... ... @@ -1397,8 +1397,10 @@
1397 1397  
1398 1398  = 6. FAQ =
1399 1399  
1424 +
1400 1400  == 6.1 How to use AT Command? ==
1401 1401  
1427 +
1402 1402  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.
1403 1403  
1404 1404  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1409,7 +1409,6 @@
1409 1409  * (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1410 1410  * (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1411 1411  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1412 -* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1413 1413  
1414 1414  (((
1415 1415  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.
... ... @@ -1617,40 +1617,43 @@
1617 1617  AT+PID:  Get or set the PID
1618 1618  
1619 1619  
1645 +
1620 1620  == 6.2 Where to use AT commands and Downlink commands ==
1621 1621  
1622 -(% _msthash="506131" _msttexthash="14585714" %)
1623 -AT commands：
1624 1624  
1649 +**AT commands：**
1650 +
1625 1625  [[image:image-20220620153708-1.png||height="603" width="723"]]
1626 1626  
1627 -(% _msthash="506132" _msttexthash="337922" %)
1628 -Downlink commands:
1629 1629  
1654 +**Downlink commands:**
1630 1630  
1631 -(% _msthash="506133" _msttexthash="33046" %)
1632 -**TTN:**
1633 1633  
1657 +
1658 +(% style="color:blue" %)**TTN:**
1659 +
1634 1634  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1635 1635  
1636 1636  
1637 -(% _msthash="506134" _msttexthash="11113791" %)
1638 -**Helium：**
1639 1639  
1664 +(% style="color:blue" %)**Helium：**
1665 +
1640 1640  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1641 1641  
1642 1642  
1643 -(% _msthash="506135" _msttexthash="4159844" %)
1644 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1645 1645  
1670 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1671 +
1672 +
1646 1646  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1647 1647  
1675 +
1648 1648  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1649 1649  
1650 1650  
1651 -(% _msthash="506136" _msttexthash="39286" %)
1652 -**Aws:**
1653 1653  
1680 +(% style="color:blue" %)**Aws:**
1681 +
1654 1654  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1655 1655  
1656 1656  
... ... @@ -1657,12 +1657,14 @@
1657 1657  
1658 1658  == 6.3 How to change the uplink interval？ ==
1659 1659  
1660 -[[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"]]
1661 1661  
1689 +Please see this link: [[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" style="background-color: rgb(255, 255, 255);"]]
1662 1662  
1663 1663  
1692 +
1664 1664  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1665 1665  
1695 +
1666 1666  [[image:image-20220615153355-1.png]]
1667 1667  
1668 1668  [[image:1655802313617-381.png]]
... ... @@ -1690,6 +1690,7 @@
1690 1690  [[image:image-20220615170542-5.png]]
1691 1691  
1692 1692  
1723 +
1693 1693  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1694 1694  
1695 1695  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -1703,6 +1703,7 @@
1703 1703  [[image:image-20220621170938-2.png]]
1704 1704  
1705 1705  
1737 +
1706 1706  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1707 1707  
1708 1708  [[image:image-20220615171334-6.png]]
... ... @@ -1720,6 +1720,68 @@
1720 1720  
1721 1721  
1722 1722  
1755 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1756 +
1757 +
1758 +[[image:image-20220623110706-1.png]]
1759 +
1760 +
1761 +[[image:image-20220623112117-4.png||height="459" width="343"]]
1762 +
1763 +
1764 +(((
1765 +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**(% style="color:red" %))(%%) 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.
1766 +)))
1767 +
1768 +
1769 +Input password and ATZ to activate LHT65N,As shown below:
1770 +
1771 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1772 +
1773 +
1774 +
1775 +== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1776 +
1777 +
1778 +[[image:image-20220623110706-1.png]]
1779 +
1780 +
1781 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1782 +
1783 +[[image:image-20220615170542-5.png]]
1784 +
1785 +
1786 +
1787 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1788 +
1789 +(% _msthash="506146" _msttexthash="52173160" %)
1790 +First connect the four lines；
1791 +
1792 +(% _msthash="506146" _msttexthash="52173160" %)
1793 +[[image:image-20220623113959-5.png||height="528" width="397"]]
1794 +
1795 +(% _msthash="506146" _msttexthash="52173160" %)
1796 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1797 +
1798 +
1799 +
1800 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1801 +
1802 +[[image:image-20220615171334-6.png]]
1803 +
1804 +
1805 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade.
1806 +
1807 +
1808 +When this interface appears, it indicates that the download has been completed.
1809 +
1810 +[[image:image-20220620160723-8.png]]
1811 +
1812 +
1813 +Finally,restart reset device again
1814 +
1815 +
1816 +
1723 1723  = 7. Order Info =
1724 1724  
1725 1725  
... ... @@ -1727,20 +1727,13 @@
1727 1727  
1728 1728  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1729 1729  
1730 -(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1731 -
1824 +* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1732 1732  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1733 -
1734 1734  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1735 -
1736 1736  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1737 -
1738 1738  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1739 -
1740 1740  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1741 -
1742 1742  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1743 -
1744 1744  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1745 1745  
1746 1746  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -1747,9 +1747,6 @@
1747 1747  
1748 1748  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1749 1749  
1750 -
1751 -
1752 -
1753 1753  = 8. Packing Info =
1754 1754  
1755 1755  
... ... @@ -1763,20 +1763,19 @@
1763 1763  * Device Size:  10 x 10 x 3.5 cm
1764 1764  * Device Weight: 120.5g
1765 1765  
1766 -
1767 -
1768 -
1769 1769  = 9. Reference material =
1770 1770  
1852 +
1771 1771  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1772 1772  
1773 -
1774 -
1775 -
1776 1776  = 10. FCC Warning =
1777 1777  
1857 +
1778 1778  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1779 1779  
1780 1780  (1) This device may not cause harmful interference；
1781 1781  
1782 1782  (2) this device must accept any interference received, including interference that may cause undesired operation.
1863 +
1864 +
1865 +
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