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Last modified by Xiaoling on 2025/06/10 09:17
From version 37.2
edited by Xiaoling
on 2023/04/26 08:35
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To version 37.10
edited by Xiaoling
on 2023/04/27 10:37
Change comment: There is no comment for this version

Summary

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... ... @@ -25,6 +25,7 @@
25 25  
26 26  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
27 27  
28 +
28 28  The Dragino (% style="color:blue" %)**LHT65N-PIR Temperature, Humidity & PIR sensor**(%%) is a Long Range LoRaWAN Sensor.It includes a (% style="color:blue" %)**built-in Temperature & Humidity sensor**(%%) and has an (% style="color:blue" %)**external PIR Probe**(%%)**.** LHT65N-PIR can detect environment Temperature & Humdity, it also detects (% style="color:blue" %)**People Activity**(%%) via PIR probe and them send these info to LoRaWAN IoT Server.
29 29  
30 30  The LHT65N-PIR 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.
... ... @@ -35,12 +35,12 @@
35 35  
36 36  LHT65N-PIR is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
37 37  
38 -
39 39  **~*~***The actual battery life depends on how often to send data, please see battery analyzer chapter.
40 40  
41 41  
42 42  == 1.2 Features ==
43 43  
44 +
44 44  * LoRaWAN v1.0.3 Class A protocol
45 45  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
46 46  * AT Commands to change parameters
... ... @@ -76,12 +76,12 @@
76 76  * (% class="mark" %)Resolution: 1 lx
77 77  * (% class="mark" %)Range: 0-65535 lx
78 78  * (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
79 -*
80 80  
81 81  = 2. Connect LHT65N-PIR to IoT Server =
82 82  
83 83  == 2.1 How does LHT65N-PIR work? ==
84 84  
85 +
85 85  LHT65N-PIR is configured as LoRaWAN OTAA Class A sensor by default. Each LHT65N-PIR is shipped with a worldwide unique set of OTAA keys. To use LHT65N-PIR in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N-PIR.
86 86  
87 87  If LHT65N-PIR is within the coverage of this LoRaWAN network. LHT65N-PIR can join the LoRaWAN network automatically. After successfully joining, LHT65N-PIR will start to measure environment temperature, humidity & people activity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
... ... @@ -89,6 +89,7 @@
89 89  
90 90  == 2.2 How to Activate LHT65N-PIR? ==
91 91  
93 +
92 92  The LHT65N-PIR has two working modes:
93 93  
94 94  * (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N-PIR doesn't have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
... ... @@ -100,8 +100,17 @@
100 100  
101 101  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220515123819-1.png?width=317&height=379&rev=1.1||alt="image-20220515123819-1.png" height="379" width="317"]]
102 102  
103 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220525110604-2.png?rev=1.1||alt="image-20220525110604-2.png"]]
104 104  
106 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
107 +|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
108 +|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT between 1s < time < 3s|(% style="background-color:#f2f2f2; width:117px" %)Test uplink status|(% style="background-color:#f2f2f2; width:225px" %)(((
109 +If LHT65N is already Joined to rhe LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has external sensor connected,(% style="color:blue" %)**Blue led** (%%)will blink once. If LHT65N has not external sensor, (% style="color:red" %)**Red led**(%%) will blink once.
110 +)))
111 +|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT for more than 3s|(% style="background-color:#f2f2f2; width:117px" %)Active Device|(% style="background-color:#f2f2f2; width:225px" %)(((
112 +(% style="background-color:#f2f2f2; color:green" %)**Green led**(%%) will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network.
113 +(% style="background-color:#f2f2f2; color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after join in network.
114 +)))
115 +|(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
105 105  
106 106  == 2.3 Example to join LoRaWAN network ==
107 107  
... ... @@ -135,37 +135,43 @@
135 135  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522232916-3.png||_mstalt="430495"]]
136 136  
137 137  
138 -[[image:image-20220522232932-4.png||_mstalt="430157"]]
149 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220522232932-4.png?rev=1.1||alt="image-20220522232932-4.png"]]
139 139  
140 140  
141 -[[image:image-20220522232954-5.png||_mstalt="431847"]]
152 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220522232954-5.png?rev=1.1||alt="image-20220522232954-5.png"]]
142 142  
143 143  
144 -
145 145  (% style="color:red" %)**Note: LHT65N-PIR use same payload decoder as LHT65.**
146 146  
147 147  
148 -Input APP EUI,  APP KEY and DEV EUI:
158 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220522233026-6.png?rev=1.1||alt="image-20220522233026-6.png"]]
149 149  
150 150  
151 -[[image:image-20220522233118-7.png||_mstalt="430430"]]
161 +**Input APP EUI,  APP KEY and DEV EUI:**
152 152  
163 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220522233118-7.png?rev=1.1||alt="image-20220522233118-7.png"]]
153 153  
165 +
154 154  === 2.3.2 Step 2: Activate LHT65N-PIR by pressing the ACT button for more than 5 seconds. ===
155 155  
168 +
156 156  Use ACT button to activate LHT65N-PIR 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.
157 -[[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
158 158  
159 159  
172 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N-E5%20LoRaWAN%20Temperature_Humidity%20%26%20Illuminance%20Sensor%20User%20Manual/WebHome/image-20220522233300-8.png?rev=1.1||alt="image-20220522233300-8.png"]]
173 +
174 +
160 160  == 2.4 Uplink Payload~-~-Device Status, (Fport~=5) ==
161 161  
177 +
162 162  Users can use the downlink command(**0x26 01**) to ask LHT65N-PIR to send device configure detail, include device configure status. LHT65N-PIR will uplink a payload via FPort=5 to server.
163 163  
164 164  The Payload format is as below.
165 165  
166 -|(% colspan="6" %)**Device Status (FPORT=5)**
167 -|**Size (bytes)**|**1**|**2**|**1**|**1**|**2**
168 -|**Value**|Sensor Model|Firmware Version|Frequency Band|Sub-band|BAT
182 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
183 +|(% colspan="6" style="background-color:#d9e2f3; color:#0070c0" %)**Device Status (FPORT=5)**
184 +|(% style="background-color:#f2f2f2; width:103px" %)**Size (bytes)**|(% style="background-color:#f2f2f2; width:72px" %)**1**|(% style="background-color:#f2f2f2" %)**2**|(% style="background-color:#f2f2f2; width:91px" %)**1**|(% style="background-color:#f2f2f2; width:86px" %)**1**|(% style="background-color:#f2f2f2; width:44px" %)**2**
185 +|(% style="background-color:#f2f2f2; width:103px" %)**Value**|(% style="background-color:#f2f2f2; width:72px" %)Sensor Model|(% style="background-color:#f2f2f2" %)Firmware Version|(% style="background-color:#f2f2f2; width:91px" %)Frequency Band|(% style="background-color:#f2f2f2; width:86px" %)Sub-band|(% style="background-color:#f2f2f2; width:44px" %)BAT
169 169  
170 170  Example parse in TTNv3
171 171  
... ... @@ -224,40 +224,41 @@
224 224  
225 225  == 2.5 Uplink Payload, Sensor Data  ( Fport~=2) ==
226 226  
244 +
227 227  The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
228 228  
229 229  After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
230 230  
231 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
232 -|=(% style="width: 60px;" %)(((
249 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:390px" %)
250 +|=(% style="width: 60px;background-color:#D9E2F3" %)(((
233 233  **Size(bytes)**
234 -)))|=(% style="width: 30px;" %)(((
252 +)))|=(% style="width: 30px;background-color:#D9E2F3" %)(((
235 235  **2**
236 -)))|=(% style="width: 100px;" %)(((
254 +)))|=(% style="width: 100px;background-color:#D9E2F3" %)(((
237 237  **2**
238 -)))|=(% style="width: 100px;" %)(((
256 +)))|=(% style="width: 100px;background-color:#D9E2F3" %)(((
239 239  **2**
240 -)))|=(% style="width: 50px;" %)(((
258 +)))|=(% style="width: 50px;background-color:#D9E2F3" %)(((
241 241  **1**
242 -)))|=(% style="width: 50px;" %)(((
260 +)))|=(% style="width: 50px;background-color:#D9E2F3" %)(((
243 243  **4**
244 244  )))
245 245  |(% style="width:97px" %)(((
246 246  **Value**
247 247  )))|(% style="width:39px" %)(((
248 -[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
266 +[[BAT>>||anchor="H2.5.2BAT-BatteryInfo"]]
249 249  )))|(% style="width:100px" %)(((
250 250  (((
251 -[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
269 +[[Built-In Temperature>>||anchor="H2.5.3Built-inTemperature"]]
252 252  )))
253 253  )))|(% style="width:77px" %)(((
254 254  (((
255 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
273 +[[Built-in Humidity>>||anchor="H2.5.4Built-inHumidity"]]
256 256  )))
257 257  )))|(% style="width:47px" %)(((
258 -[[Ext>>||anchor="H2.4.5Ext23"]] #
276 +Ext #
259 259  )))|(% style="width:51px" %)(((
260 -[[Ext value>>||anchor="H2.4.6Extvalue"]]
278 +[[Ext value>>||anchor="H2.5.5Extvalue"]]
261 261  )))
262 262  
263 263  * The First 6 bytes: has fix meanings for every LHT65N-PIR.
... ... @@ -281,9 +281,20 @@
281 281  
282 282  These two bytes of BAT include the battery state and the actually voltage
283 283  
284 -[[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220523152839-18.png||_mstalt="457613"]]
302 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:477px" %)
303 +|=(% style="width: 69px; background-color:#D9E2F3;color:#0070C0" %)(((
304 +**Bit(bit)**
305 +)))|=(% style="width: 253px;background-color:#D9E2F3;color:#0070C0" %)[15:14]|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)[13:0]
306 +|(% style="width:66px" %)(((
307 +**Value**
308 +)))|(% style="width:250px" %)(((
309 +BAT Status
310 +00(b): Ultra Low ( BAT <= 2.50v)
311 +01(b): Low (2.50v <=BAT <= 2.55v)
312 +10(b): OK (2.55v <= BAT <=2.65v)
313 +11(b): Good (BAT >= 2.65v)
314 +)))|(% style="width:152px" %)Actually BAT voltage
285 285  
286 -
287 287  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
288 288  
289 289  
... ... @@ -317,23 +317,24 @@
317 317  
318 318  ==== 2.5.5.2 Ext Value ====
319 319  
349 +
320 320  There are 4 bytes in Ext Value field.
321 321  
322 322  Bit0 of byte 8th shows if this uplink is generate by PIR activity.
323 323  
324 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:490px" %)
325 -|=(% style="width: 147px;" %)(((
354 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:393px" %)
355 +|=(% style="width: 106px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
326 326  **The 8^^th^^ byte**
327 -)))|=(% style="width: 108px;" %)(((
357 +)))|=(% style="width: 71px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
328 328  **Bit 1~~7**
329 -)))|=(% style="width: 228px;" %)(((
359 +)))|=(% style="width: 211px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
330 330  **Bit 0**
331 331  )))
332 -|(% style="width:147px" %)(((
362 +|(% style="width:106px" %)(((
333 333  **Value**
334 -)))|(% style="width:108px" %)(((
364 +)))|(% style="width:71px" %)(((
335 335  Reserve
336 -)))|(% style="width:228px" %)(((
366 +)))|(% style="width:211px" %)(((
337 337  (((
338 338  0: Normal Uplink
339 339  
... ... @@ -341,9 +341,8 @@
341 341  )))
342 342  )))
343 343  
344 -**Note**: Uplink by activity is disable by default.
374 +(% style="color:red" %)**Note**:** Uplink by activity is disable by default.**
345 345  
346 -
347 347  The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
348 348  
349 349  0x00 E5 09 : Total detect 58633 activity since end node start.
... ... @@ -351,6 +351,7 @@
351 351  
352 352  == 2.6 Show data on Datacake ==
353 353  
383 +
354 354  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:
355 355  
356 356  (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
... ... @@ -395,6 +395,7 @@
395 395  
396 396  == 2.8 installation ==
397 397  
428 +
398 398  ~1. Don't install LHT65N-PIR outdoor or place where will get wet.
399 399  
400 400  2. Towards the PIR probe to the place where need to monitor activity. Below is the detect beam.
... ... @@ -403,7 +403,7 @@
403 403  
404 404  [[image:image-20230411135341-1.png||height="450" width="456"]]
405 405  
406 -**Notice: PIR can only detect motion activity, not to use to detect static people case.**
437 +(% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
407 407  
408 408  * 1. PIR Motion Detector should not be installed near the Air conditioner places where with cold wind or hot wind flow, because PIR motion detector is sensitive with the temperature changes of the environment. Environment changes quickly will cause a false alarm.
409 409  * 2. PIR should not be installed facing the glass window, facing glass window will be interfered by the outside sunlight and moving objects (people or vehicle). The infrared energy can penetrate the glass window.
... ... @@ -438,7 +438,7 @@
438 438  
439 439  LHT65N-PIR supports below configure method:
440 440  
441 -* AT Command via UART Connection : See [[FAQ>>path:#H7.FAQ]].
472 +* AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
442 442  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
443 443  
444 444  == 4.2 General Commands ==
... ... @@ -465,12 +465,13 @@
465 465  
466 466  Feature: Change LoRaWAN End Node Transmit Interval.
467 467  
468 -
469 469  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
470 470  
471 -[[image:image-20220523150701-2.png||_mstalt="427453"]]
501 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:501px" %)
502 +|(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:166px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:180px" %)**Response**
503 +|(% style="width:155px" %)AT+TDC?|(% style="width:162px" %)Show current transmit Interval|(% style="width:177px" %)30000 OK the interval is 30000ms = 30s
504 +|(% style="width:155px" %)AT+TDC=60000|(% style="width:162px" %)Set Transmit Interval|(% style="width:177px" %)OK Set transmit interval to 60000ms = 60 seconds
472 472  
473 -
474 474  (% style="color:#4f81bd" %)**Downlink Payload: 0x01**
475 475  
476 476  Format: Command Code (0x01) followed by 3 bytes time value.
... ... @@ -483,6 +483,7 @@
483 483  
484 484  === 4.3.2 Get Device Status ===
485 485  
518 +
486 486  Send a LoRaWAN downlink to ask device send Alarm settings.
487 487  
488 488  * (% style="color:#4f81bd" %)**Downlink Payload**(%%)**:  **0x26 01
... ... @@ -495,27 +495,22 @@
495 495  
496 496  Feature: Set device password, max 9 digits
497 497  
531 +(% style="color:#4f81bd" %)**AT Command: AT+PWORD**
498 498  
499 -(% style="color:#4f81bd" %)**AT Command: AT+EXT**
533 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:372px" %)
534 +|(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:128px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**Response**
535 +|(% style="width:155px" %)AT+PWORD=?|(% style="width:124px" %)Show password|(% style="width:86px" %)(((
536 +123456
500 500  
501 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
502 -|Command Example|Function|Response
503 -|AT+EXT=?|Get or Set external sensor model|(((
504 -5
505 -
506 -OK
538 +OK
507 507  )))
508 -|AT+EXT=5|(% colspan="2" %)Set external sensor mode to 5
540 +|(% style="width:155px" %)AT+PWORD=999999|(% style="width:124px" %)Set password|(% style="width:86px" %)OK
509 509  
510 -(% style="color:#4f81bd" %)**Downlink Command:0xA2**
542 +(% style="color:#4f81bd" %)**Downlink Command:**
511 511  
544 +No downlink command for this feature.
512 512  
513 -Total bytes: 2 bytes
514 514  
515 -**Example:**
516 -
517 -* 0xA205: Set external sensor type to E5
518 -
519 519  === 4.3.4 Set to sleep mode ===
520 520  
521 521  
... ... @@ -522,12 +522,18 @@
522 522  Feature: Set device to sleep mode
523 523  
524 524  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
553 +
525 525  * **AT+Sleep=1** :  Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
526 526  
527 527  (% style="color:#4f81bd" %)**AT Command: AT+SLEEP**
528 528  
529 -[[image:image-20220523151218-7.png||_mstalt="430703"]]
558 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:513px" %)
559 +|(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:140px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:218px" %)**Response**
560 +|(% style="width:155px" %)AT+SLEEP|(% style="width:139px" %)Set to sleep mode|(% style="width:213px" %)(((
561 +Clear all stored sensor data…
530 530  
563 +OK
564 +)))
531 531  
532 532  (% style="color:#4f81bd" %)**Downlink Command:**
533 533  
... ... @@ -535,12 +535,14 @@
535 535  
536 536  === 4.3.5 Set UOA (Uplink on Activity) ===
537 537  
572 +
538 538  Feature: Enable / Disable Uplink on Activity
539 539  
540 540  * **AT+UOA=0**  : Disable UoA
576 +
541 541  * **AT+UOA=1,2** :  Enable UoA , Calm Down Time: 2 minutes. If device already send a uplink on activity, it will not send another uplink on activiy in 2 minutes, even detect activity.
542 542  
543 -Notice: Calm Down time range is 1 ~~ 65535 minutes. If user set Calm Down time to low value, such as 1 minute, the sensor might send uplink very frequenctly and battery drain fast.
579 +(% style="color:red" %)**Notice: Calm Down time range is 1 ~~ 65535 minutes. If user set Calm Down time to low value, such as 1 minute, the sensor might send uplink very frequenctly and battery drain fast.**
544 544  
545 545  (% style="color:#4f81bd" %)**AT Command: AT+UOA**
546 546  
... ... @@ -550,6 +550,7 @@
550 550  
551 551  = 5. Battery & Power Consumption =
552 552  
589 +
553 553  LHT65N-PIR use **CR17450** battery pack. See below link for detail information about the battery info and how to replace.
554 554  
555 555  [[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
... ... @@ -557,8 +557,9 @@
557 557  
558 558  = 6. OTA firmware update =
559 559  
560 -User can change firmware S31x-LB to:
561 561  
598 +User can change firmware LHT65N-PIR to:
599 +
562 562  * Change Frequency band/ region.
563 563  * Update with new features.
564 564  * Fix bugs.
... ... @@ -575,7 +575,7 @@
575 575  == 7.1 How to use AT Command? ==
576 576  
577 577  
578 -LHT65N-E5 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.
616 +LHT65N-PIR 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.
579 579  
580 580  
581 581  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615153355-1.png||_mstalt="430222"]]
... ... @@ -632,6 +632,7 @@
632 632  
633 633  == 7.3 How to change the uplink interval？ ==
634 634  
673 +
635 635  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/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
636 636  
637 637  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615154519-3.png||_mstalt="431925" height="672" width="807"]]
... ... @@ -639,6 +639,7 @@
639 639  
640 640  == 7.4 How to use TTL-USB to connect PC to upgrade firmware? ==
641 641  
681 +
642 642  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615153355-1.png||_mstalt="430222"]]
643 643  
644 644  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.