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Last modified by Xiaoling on 2023/07/18 10:12
From version 223.1
edited by Bei Jinggeng
on 2022/11/28 17:20
Change comment: There is no comment for this version
To version 210.3
edited by Xiaoling
on 2022/10/26 15:43
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -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  
... ... @@ -88,6 +88,7 @@
88 88  
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
92 +
91 91  == 2.1 How does LHT65N work? ==
92 92  
93 93  
... ... @@ -100,6 +100,7 @@
100 100  )))
101 101  
102 102  
105 +
103 103  == 2.2 How to Activate LHT65N? ==
104 104  
105 105  
... ... @@ -108,7 +108,7 @@
108 108  )))
109 109  
110 110  * (((
111 -(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn't have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
114 +(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
112 112  )))
113 113  * (((
114 114  (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
... ... @@ -124,6 +124,7 @@
124 124  [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
125 125  
126 126  
130 +
127 127  == 2.3 Example to join LoRaWAN network ==
128 128  
129 129  
... ... @@ -182,6 +182,7 @@
182 182  
183 183  
184 184  
189 +
185 185  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
186 186  
187 187  
... ... @@ -192,6 +192,7 @@
192 192  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
193 193  
194 194  
200 +
195 195  == 2.4 Uplink Payload   ( Fport~=2) ==
196 196  
197 197  
... ... @@ -203,35 +203,48 @@
203 203  After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
204 204  )))
205 205  
206 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
207 -|=(% style="width: 60px;" %)(((
212 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
213 +|=(% style="width: 60px;" %)
214 +(((
208 208  **Size(bytes)**
209 -)))|=(% style="width: 30px;" %)(((
216 +)))|=(% style="width: 30px;" %)
217 +(((
210 210  **2**
211 -)))|=(% style="width: 100px;" %)(((
219 +)))|=(% style="width: 100px;" %)
220 +(((
212 212  **2**
213 -)))|=(% style="width: 100px;" %)(((
222 +)))|=(% style="width: 100px;" %)
223 +(((
214 214  **2**
215 -)))|=(% style="width: 50px;" %)(((
225 +)))|=(% style="width: 50px;" %)
226 +(((
216 216  **1**
217 -)))|=(% style="width: 50px;" %)(((
228 +)))|=(% style="width: 50px;" %)
229 +(((
218 218  **4**
219 219  )))
220 -|(% style="width:97px" %)(((
232 +|(% style="width:97px" %)
233 +(((
221 221  **Value**
222 -)))|(% style="width:39px" %)(((
223 -[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
224 -)))|(% style="width:100px" %)(((
235 +)))|(% style="width:39px" %)
225 225  (((
237 +[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" ]]
238 +)))|(% style="width:100px" %)
239 +(((
240 +(((
226 226  [[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
227 227  )))
228 -)))|(% style="width:77px" %)(((
243 +)))|(% style="width:77px" %)
229 229  (((
245 +(((
230 230  [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
231 231  )))
232 -)))|(% style="width:47px" %)(((
233 -[[Ext>>||anchor="H2.4.5Ext23"]] #
234 -)))|(% style="width:51px" %)(((
248 +
249 +)))|(% style="width:47px" %)
250 +(((
251 +[[Ext>>||anchor="H2.4.5Ext23" ]] #
252 +)))|(% style="width:51px" %)
253 +(((
235 235  [[Ext value>>||anchor="H2.4.6Extvalue"]]
236 236  )))
237 237  
... ... @@ -297,8 +297,10 @@
297 297  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
298 298  
299 299  
319 +
300 300  === 2.4.6 Ext value ===
301 301  
322 +
302 302  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
303 303  
304 304  
... ... @@ -309,8 +309,6 @@
309 309  
310 310  The last 2 bytes of data are meaningless
311 311  
312 -
313 -
314 314  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
315 315  
316 316  
... ... @@ -333,53 +333,112 @@
333 333  
334 334  )))
335 335  
336 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
337 -|=(% style="width: 50px;" %)(((
338 -**Size(bytes)**
339 -)))|=(% style="width: 70px;" %)(((
340 -**2**
341 -)))|=(% style="width: 120px;" %)(((
342 -**2**
343 -)))|=(% style="width: 120px;" %)(((
344 -**2**
345 -)))|=(% style="width: 50px;" %)(((
346 -**1**
347 -)))|=(% style="width: 70px;" %)(((
348 -**4**
355 +(% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:510px" %)
356 +|=(% style="width: 50px;" %)
357 +(((**Size(bytes)**
358 +)))|=(% _mstvisible="4" style="width: 71px;" %)
359 +(((
360 +(% _mstvisible="6" %)
361 +(% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
362 +)))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
363 +(((
364 +(% _mstvisible="6" %)
365 +(% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
366 +)))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
367 +(((
368 +(% _mstvisible="6" %)
369 +(% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
370 +)))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
371 +(((
372 +(% _mstvisible="6" %)
373 +(% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
374 +)))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
375 +(((
376 +(% _mstvisible="6" %)
377 +(% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
349 349  )))
350 -|(% style="width:110px" %)(((
351 -**Value**
352 -)))|(% style="width:71px" %)(((
353 -[[External temperature>>||anchor="H4.2SetExternalSensorMode"]]
354 -)))|(% style="width:99px" %)(((
355 -[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
356 -)))|(% style="width:132px" %)(((
357 -BAT Status & [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
358 -)))|(% style="width:54px" %)(((
379 +(% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
380 +(((
381 +(% _mstvisible="6" %)
382 +(% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
383 +)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
384 +(((
385 +(% _mstvisible="6" %)
386 +[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
387 +)))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
388 +(((
389 +(% _mstvisible="6" %)
390 +(((
391 +(% _mstvisible="7" %)
392 +[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
393 +)))
394 +
395 +(% _mstvisible="6" %)
396 +(((
397 +(% _mstvisible="7" %)
398 +[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
399 +)))
400 +)))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
401 +(((
402 +(% _mstvisible="6" %)
403 +(((
404 +(% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
405 +BAT Status &
406 +)))
407 +
408 +(% _mstvisible="6" %)
409 +(((
410 +(% _mstvisible="7" %)
411 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
412 +)))
413 +)))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
414 +(((
415 +(% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
359 359  Status & Ext
360 -)))|(% style="width:64px" %)(((
361 -[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
417 +)))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
418 +(((
419 +(% _mstvisible="6" %)
420 +(((
421 +(% _mstvisible="7" %)
422 +[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
362 362  )))
424 +)))
363 363  
364 -* **Battery status & Built-in Humidity**
426 +(% _mstvisible="1" %)
427 +* (% _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**
365 365  
366 -(% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:461px" %)
367 -|=(% style="width: 67px;" %)Bit(bit)|=(% style="width: 256px;" %)[15:14]|=(% style="width: 132px;" %)[11:0]
368 -|(% style="width:67px" %)Value|(% style="width:256px" %)(((
429 +(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
430 +(% _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]
431 +(% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
432 +(((
433 +(% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
369 369  BAT Status
435 +
436 +(% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
370 370  00(b): Ultra Low ( BAT <= 2.50v)
438 +
439 +(% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
371 371  01(b): Low  (2.50v <=BAT <= 2.55v)
441 +
442 +(% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
372 372  10(b): OK   (2.55v <= BAT <=2.65v)
444 +
445 +(% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
373 373  11(b): Good   (BAT >= 2.65v)
374 -)))|(% style="width:132px" %)(((
375 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
447 +)))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
448 +(((
449 +(% _mstvisible="6" %)
450 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
451 +
452 +(% _mstvisible="6" %)
453 +
376 376  )))
377 377  
378 -* **Status & Ext Byte**
456 +* (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
379 379  
380 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
381 -|=(% 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]**
382 -|=(% 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)
458 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:520px" %)
459 +|(% 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]**
460 +|(% 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)
383 383  
384 384  * (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
385 385  * (% 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.
... ... @@ -471,20 +471,20 @@
471 471  
472 472  Ext=4,Interrupt Sensor：
473 473  
474 -(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:478px" %)
475 -|(% style="width:101px" %)(((
552 +(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
553 +|(% style="width:117px" %)(((
476 476  AT+EXT=4,1
477 -)))|(% style="width:373px" %)(((
555 +)))|(% style="width:371px" %)(((
478 478  Sent uplink packet in both rising and falling interrupt
479 479  )))
480 -|(% style="width:101px" %)(((
558 +|(% style="width:117px" %)(((
481 481  AT+EXT=4,2
482 -)))|(% style="width:373px" %)(((
560 +)))|(% style="width:371px" %)(((
483 483  Sent uplink packet only in falling interrupt
484 484  )))
485 -|(% style="width:101px" %)(((
563 +|(% style="width:117px" %)(((
486 486  AT+EXT=4,3
487 -)))|(% style="width:373px" %)(((
565 +)))|(% style="width:371px" %)(((
488 488  Sent uplink packet only in rising interrupt
489 489  )))
490 490  
... ... @@ -499,6 +499,7 @@
499 499  
500 500  
501 501  
580 +
502 502  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
503 503  
504 504  
... ... @@ -598,6 +598,7 @@
598 598  [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
599 599  
600 600  
680 +
601 601  == 2.6 Datalog Feature ==
602 602  
603 603  
... ... @@ -606,6 +606,7 @@
606 606  )))
607 607  
608 608  
689 +
609 609  === 2.6.1 Ways to get datalog via LoRaWAN ===
610 610  
611 611  
... ... @@ -616,7 +616,6 @@
616 616  
617 617  (% 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.
618 618  
619 -
620 620  (% style="color:red" %)**Note for method 2:**
621 621  
622 622  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -644,10 +644,10 @@
644 644  
645 645  [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
646 646  
647 -
648 648  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
649 649  
650 650  
730 +
651 651  === 2.6.3 Set Device Time ===
652 652  
653 653  
... ... @@ -671,8 +671,10 @@
671 671  (% 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.**
672 672  )))
673 673  
754 +(((
755 +
756 +)))
674 674  
675 -
676 676  (((
677 677  **2. Manually Set Time**
678 678  )))
... ... @@ -704,80 +704,344 @@
704 704  === 2.6.5 Datalog Uplink payload ===
705 705  
706 706  
789 +(% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
707 707  The Datalog poll reply uplink will use below payload format.
708 708  
709 -**Retrieval data payload:**
792 +(% _mstvisible="1" %)
793 +(((
794 +(% _mstvisible="2" %)
795 +
710 710  
711 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
712 -|=(% style="width: 60px;" %)(((
713 -**Size(bytes)**
714 -)))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
715 -|(% 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"]]
797 +(% _mstvisible="2" %)
798 +(% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
799 +)))
716 716  
717 -**Poll message flag & Ext:**
801 +(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
802 +(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
803 +(((
804 +(% _mstvisible="6" %)
805 +(((
806 +(% _mstvisible="7" %)
807 +(% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
808 +)))
809 +)))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
810 +(((
811 +(% _mstvisible="6" %)
812 +(((
813 +(% _mstvisible="7" %)
814 +(% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
815 +)))
816 +)))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
817 +(((
818 +(% _mstvisible="6" %)
819 +(((
820 +(% _mstvisible="7" %)
821 +(% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
822 +)))
823 +)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
824 +(((
825 +(% _mstvisible="6" %)
826 +(((
827 +(% _mstvisible="7" %)
828 +(% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
829 +)))
830 +)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
831 +(((
832 +(% _mstvisible="6" %)
833 +(((
834 +(% _mstvisible="7" %)
835 +(% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
836 +)))
837 +)))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
838 +(((
839 +(% _mstvisible="6" %)
840 +(((
841 +(% _mstvisible="7" %)
842 +(% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
843 +)))
844 +)))
845 +(% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
846 +(((
847 +(% _mstvisible="6" %)
848 +(((
849 +(% _mstvisible="7" %)
850 +(% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
851 +)))
852 +)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
853 +(((
854 +(% _mstvisible="6" %)
855 +(((
856 +(% _mstvisible="7" %)
857 +[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
858 +)))
859 +)))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
860 +(((
861 +(% _mstvisible="6" %)
862 +(((
863 +(% _mstvisible="7" %)
864 +(((
865 +(% _mstvisible="8" %)
866 +[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
867 +)))
868 +)))
718 718  
870 +(% _mstvisible="6" %)
871 +(((
872 +(% _mstvisible="7" %)
873 +(((
874 +(% _mstvisible="8" %)
875 +[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
876 +)))
877 +)))
878 +)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
879 +(((
880 +(% _mstvisible="6" %)
881 +(((
882 +(% _mstvisible="7" %)
883 +(((
884 +(% _mstvisible="8" %)
885 +[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
886 +)))
887 +)))
888 +
889 +(% _mstvisible="6" %)
890 +(((
891 +(% _mstvisible="7" %)
892 +(((
893 +(% _mstvisible="8" %)
894 +[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
895 +)))
896 +)))
897 +)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
898 +(((
899 +(% _mstvisible="6" %)
900 +(((
901 +(% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
902 +Poll message flag & Ext
903 +)))
904 +)))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
905 +(((
906 +(% _mstvisible="6" %)
907 +(((
908 +(% _mstvisible="7" %)
909 +(((
910 +(% _mstvisible="8" %)
911 +[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
912 +)))
913 +)))
914 +
915 +(% _mstvisible="6" %)
916 +(((
917 +(% _mstvisible="7" %)
918 +(((
919 +(% _mstvisible="8" %)
920 +
921 +)))
922 +)))
923 +)))
924 +
925 +(% _mstvisible="1" %)
926 +(% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
927 +
928 +(% _mstvisible="1" %)
929 +(((
930 +(% _mstvisible="2" %)
931 +(((
932 +(% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
933 +(((
719 719  [[image:image-20221006192726-1.png||height="112" width="754"]]
720 720  
721 -(% 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)
936 +(% class="mark" %)**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)
722 722  
723 -(% style="color:blue" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
938 +(% class="mark" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
724 724  
725 -* Poll Message Flag is set to 1.
940 +
941 +)))
942 +)))
943 +)))
726 726  
727 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
945 +(% _mstvisible="1" %)
946 +* (% _mstvisible="3" %)
947 +(((
948 +(% _mstvisible="4" %)
949 +(((
950 +(% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
951 +(((
952 +Poll Message Flag is set to 1.
953 +)))
954 +)))
955 +)))
956 +* (% _mstvisible="3" %)
957 +(((
958 +(% _mstvisible="4" %)
959 +(((
960 +(% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
961 +(((
962 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
963 +)))
964 +)))
965 +)))
728 728  
967 +(% _mstvisible="1" %)
968 +(((
969 +(% _mstvisible="2" %)
970 +(((
971 +(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
972 +(((
973 +
974 +)))
975 +
976 +(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
977 +(((
729 729  For example, in US915 band, the max payload for different DR is:
979 +)))
980 +)))
981 +)))
730 730  
731 -(% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
983 +(% _mstvisible="1" %)
984 +(((
985 +(% _mstvisible="2" %)
986 +(((
987 +(% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
988 +(((
989 +**a) DR0:** max is 11 bytes so one entry of data
990 +)))
991 +)))
992 +)))
732 732  
733 -(% style="color:blue" %)**b) DR1:**(%%) max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
994 +(% _mstvisible="1" %)
995 +(((
996 +(% _mstvisible="2" %)
997 +(((
998 +(% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
999 +(((
1000 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1001 +)))
1002 +)))
1003 +)))
734 734  
735 -(% style="color:blue" %)**c) DR2:**(%%) total payload includes 11 entries of data
1005 +(% _mstvisible="1" %)
1006 +(((
1007 +(% _mstvisible="2" %)
1008 +(((
1009 +(% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
1010 +(((
1011 +**c) DR2:** total payload includes 11 entries of data
1012 +)))
1013 +)))
1014 +)))
736 736  
737 -(% style="color:blue" %)**d) DR3: **(%%)total payload includes 22 entries of data.
1016 +(% _mstvisible="1" %)
1017 +(((
1018 +(% _mstvisible="2" %)
1019 +(((
1020 +(% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
1021 +(((
1022 +**d) DR3: **total payload includes 22 entries of data.
1023 +)))
1024 +)))
1025 +)))
738 738  
1027 +(% _mstvisible="1" %)
1028 +(((
1029 +(% _mstvisible="2" %)
1030 +(((
1031 +(% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1032 +(((
739 739  If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
1034 +)))
1035 +)))
1036 +)))
740 740  
741 741  
742 -**Example:**
1039 +(% _mstvisible="1" style="text-align: left;" %)
1040 +(% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
743 743  
1042 +(% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
744 744  If LHT65N has below data inside Flash:
745 745  
1045 +(% _mstvisible="1" %)
746 746  [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
747 747  
1048 +(% _mstvisible="1" %)
1049 +(((
1050 +(% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1051 +If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1052 +)))
748 748  
749 -If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
1054 +(% _mstvisible="1" %)
1055 +(((
1056 +(% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1057 + Where : Start time: 60065F97 = time 21/1/19 04:27:03
1058 +)))
750 750  
751 -Where : Start time: 60065F97 = time 21/1/19 04:27:03
1060 +(% _mstvisible="1" %)
1061 +(((
1062 +(% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1063 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1064 +)))
752 752  
753 - Stop time: 60066DA7= time 21/1/19 05:27:03
1066 +(% _mstvisible="1" %)
1067 +(((
1068 +(% _mstvisible="2" %)
1069 +
1070 +)))
754 754  
1072 +(% _mstvisible="1" %)
1073 +(((
1074 +(% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1075 +LHT65N will uplink this payload.
1076 +)))
755 755  
756 -**LHT65N will uplink this payload.**
757 -
1078 +(% _mstvisible="1" %)
758 758  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
759 759  
760 760  
761 -__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1082 +(% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1083 +(((
1084 +7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1085 +)))
762 762  
1087 +(% _msthash="315237" _msttexthash="1385839" %)
1088 +(((
763 763  Where the first 11 bytes is for the first entry:
1090 +)))
764 764  
1092 +(% _msthash="315238" _msttexthash="274846" %)
1093 +(((
765 765  7FFF089801464160065F97
1095 +)))
766 766  
1097 +(% _msthash="315239" _msttexthash="617435" %)
1098 +(((
767 767  Ext sensor data=0x7FFF/100=327.67
1100 +)))
768 768  
769 -Temp=0x088E/100=22.00
1102 +(% _msthash="315240" _msttexthash="270543" %)
1103 +(((
1104 +Temp=0x0898/100=22.00
1105 +)))
770 770  
771 -Hum=0x014B/10=32.6
1107 +(% _msthash="315241" _msttexthash="211783" %)
1108 +(((
1109 +Hum=0x0146/10=32.6
1110 +)))
772 772  
1112 +(% _msthash="315242" _msttexthash="1569776" %)
1113 +(((
773 773  poll message flag & Ext=0x41,means reply data,Ext=1
1115 +)))
774 774  
775 -Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
1117 +(% _msthash="315243" _msttexthash="1120509" %)
1118 +(((
1119 +Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1120 +)))
776 776  
777 777  
778 -== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
779 779  
1124 +== 2.7 Alarm Mode ==
780 780  
1126 +
781 781  (((
782 782  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.
783 783  )))
... ... @@ -786,15 +786,14 @@
786 786  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
787 787  
788 788  
1135 +
789 789  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
790 790  
791 791  
792 -**Internal GXHT30 temperature alarm（Acquisition time: fixed at one minute）**
793 -
794 794  (((
795 795  (% class="box infomessage" %)
796 796  (((
797 -**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1142 +**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
798 798  
799 799  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
800 800  
... ... @@ -808,120 +808,15 @@
808 808  )))
809 809  )))
810 810  
811 -(% style="color:#4f81bd" %)**Downlink Command:**
812 812  
813 -AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
814 -
815 -AT+CITEMP=1 : A60001
816 -
817 -AT+ARTEMP=1,60  :  A70001003C
818 -
819 -AT+ARTEMP=-16,60 :  A7FFF0003C
820 -
821 -AT+LEDALARM=1  :  3601
822 -
823 -
824 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
825 -
826 -Total bytes: 8 bytes
827 -
828 -**Example: **AA0100010001003C
829 -
830 -WMOD=01
831 -
832 -CITEMP=0001
833 -
834 -TEMPlow=0001
835 -
836 -TEMPhigh=003C
837 -
838 -
839 -**DS18B20 and TMP117 Threshold Alarm**
840 -
841 -**~ AT+WMOD=1,60,-10,20**
842 -
843 -(% style="color:#4f81bd" %)**Downlink Command:**
844 -
845 -**Example: **A5013CFC180014
846 -
847 -MOD=01
848 -
849 -CITEMP=3C(S)
850 -
851 -TEMPlow=FC18
852 -
853 -TEMPhigh=0014
854 -
855 -
856 -**Fluctuation alarm for DS18B20 and TMP117（Acquisition time: minimum 1s）**
857 -
858 -**AT+WMOD=2,60,5** 
859 -
860 -(% style="color:#4f81bd" %)**Downlink Command:**
861 -
862 -**Example: **A5023C05
863 -
864 -MOD=02
865 -
866 -CITEMP=3C(S)
867 -
868 -temperature fluctuation=05
869 -
870 -
871 -==== **Sampling multiple times and uplink together** ====
872 -
873 -**AT+WMOD=3,1,60,20,-16,32,1**   
874 -
875 -Explain:
876 -
877 -* Set Working Mode to **Mode 3**
878 -* Sampling Interval is **60**s.
879 -* When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
880 -* Temperature alarm range is **-16** to **32**°C,
881 -* **1** to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
882 -
883 -(% style="color:#4f81bd" %)**Downlink Command:**
884 -
885 -**Example: **A50301003C14FFF0002001
886 -
887 -MOD=03
888 -
889 -EXT=01
890 -
891 -CITEMP=003C(S)
892 -
893 -Total number of acquisitions=14
894 -
895 -TEMPlow=FFF0
896 -
897 -TEMPhigh=0020
898 -
899 -ARTEMP=01
900 -
901 -
902 -**Uplink payload( Fport=3)**
903 -
904 -**Example: CBEA**01**0992**//0A41//**09C4**
905 -
906 -BatV=CBEA
907 -
908 -EXT=01
909 -
910 -Temp1=0992  ~/~/ 24.50℃
911 -
912 -Temp2=0A41  ~/~/ 26.25℃
913 -
914 -Temp3=09C4  ~/~/ 25.00℃
915 -
916 -
917 -(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
918 -
919 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
1157 +
920 920  )))
921 921  
922 -
1160 +(((
923 923  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
924 924  
1163 +
1164 +)))
925 925  
926 926  (% _mstvisible="1" class="box infomessage" %)
927 927  (((
... ... @@ -961,6 +961,7 @@
961 961  TEMPhigh=003C
962 962  
963 963  
1204 +
964 964  == 2.8 LED Indicator ==
965 965  
966 966  
... ... @@ -986,6 +986,7 @@
986 986  
987 987  = 3. Sensors and Accessories =
988 988  
1230 +
989 989  == 3.1 E2 Extension Cable ==
990 990  
991 991  
... ... @@ -1016,6 +1016,8 @@
1016 1016  [[image:image-20220619092421-3.png||height="371" width="529"]]
1017 1017  
1018 1018  
1261 +
1262 +
1019 1019  == 3.2 E3 Temperature Probe ==
1020 1020  
1021 1021  
... ... @@ -1078,6 +1078,7 @@
1078 1078  )))
1079 1079  
1080 1080  
1325 +
1081 1081  == 4.1 Set Transmit Interval Time ==
1082 1082  
1083 1083  
... ... @@ -1171,6 +1171,7 @@
1171 1171  No downlink command for this feature.
1172 1172  
1173 1173  
1419 +
1174 1174  == 4.5 Quit AT Command ==
1175 1175  
1176 1176  
... ... @@ -1187,6 +1187,7 @@
1187 1187  No downlink command for this feature.
1188 1188  
1189 1189  
1436 +
1190 1190  == 4.6 Set to sleep mode ==
1191 1191  
1192 1192  
... ... @@ -1221,6 +1221,7 @@
1221 1221  0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1222 1222  
1223 1223  
1471 +
1224 1224  == 4.8 Set Time Sync Mode ==
1225 1225  
1226 1226  
... ... @@ -1245,6 +1245,7 @@
1245 1245  0x28 00  ~/~/  Same As AT+SYNCMOD=0
1246 1246  
1247 1247  
1496 +
1248 1248  == 4.9 Set Time Sync Interval ==
1249 1249  
1250 1250  
... ... @@ -1261,6 +1261,7 @@
1261 1261  **0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1262 1262  
1263 1263  
1513 +
1264 1264  == 4.10 Print data entries base on page. ==
1265 1265  
1266 1266  
... ... @@ -1277,6 +1277,7 @@
1277 1277  No downlink commands for feature
1278 1278  
1279 1279  
1530 +
1280 1280  == 4.11 Print last few data entries. ==
1281 1281  
1282 1282  
... ... @@ -1293,6 +1293,7 @@
1293 1293  No downlink commands for feature
1294 1294  
1295 1295  
1547 +
1296 1296  == 4.12 Clear Flash Record ==
1297 1297  
1298 1298  
... ... @@ -1312,16 +1312,18 @@
1312 1312  == 4.13 Auto Send None-ACK messages ==
1313 1313  
1314 1314  
1567 +(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1315 1315  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.
1316 1316  
1317 1317  
1318 1318  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1319 1319  
1573 +(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1320 1320  The default factory setting is 0
1321 1321  
1322 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1323 -|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1324 -|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1576 +(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1577 +(% _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**
1578 +(% _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
1325 1325  
1326 1326  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1327 1327  
... ... @@ -1328,14 +1328,14 @@
1328 1328  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1329 1329  
1330 1330  
1331 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1585 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1332 1332  
1333 1333  
1334 1334  Feature: Set internal and external temperature sensor alarms.
1335 1335  
1336 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1337 -|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1338 -|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1590 +(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1591 +|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1592 +|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1339 1339  
1340 1340  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1341 1341  
... ... @@ -1373,32 +1373,39 @@
1373 1373  
1374 1374  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 )
1375 1375  
1376 -0XA5 01 0A F9 C0 29 04 ~-~-AT+WMOD=1,10,-16,105(Need to convert -16 to -1600 for calculation，-1600(DEC)=FFFFFFFFFFFFF9C0(HEX)  FFFFFFFFFFFFF9C0(HEX) +10000(HEX)=F9C0(HEX))
1377 -
1378 1378  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1379 1379  
1380 1380  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.
1381 1381  
1382 1382  
1635 +
1383 1383  = 5. Battery & How to replace =
1384 1384  
1638 +
1385 1385  == 5.1 Battery Type ==
1386 1386  
1387 1387  
1388 1388  (((
1643 +(((
1389 1389  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.
1390 1390  )))
1646 +)))
1391 1391  
1392 1392  (((
1393 -The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1649 +
1650 +)))
1394 1394  
1395 -
1652 +(((
1653 +(((
1654 +The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1396 1396  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1397 1397  )))
1657 +)))
1398 1398  
1399 1399  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1400 1400  
1401 1401  
1662 +
1402 1402  == 5.2 Replace Battery ==
1403 1403  
1404 1404  
... ... @@ -1415,6 +1415,9 @@
1415 1415  [[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]]
1416 1416  )))
1417 1417  
1679 +(((
1680 +
1681 +)))
1418 1418  
1419 1419  (((
1420 1420  A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
... ... @@ -1421,8 +1421,10 @@
1421 1421  )))
1422 1422  
1423 1423  
1688 +
1424 1424  = 6. FAQ =
1425 1425  
1691 +
1426 1426  == 6.1 How to use AT Command? ==
1427 1427  
1428 1428  
... ... @@ -1643,6 +1643,7 @@
1643 1643  AT+PID:  Get or set the PID
1644 1644  
1645 1645  
1912 +
1646 1646  == 6.2 Where to use AT commands and Downlink commands ==
1647 1647  
1648 1648  
... ... @@ -1682,6 +1682,7 @@
1682 1682  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1683 1683  
1684 1684  
1952 +
1685 1685  == 6.3 How to change the uplink interval？ ==
1686 1686  
1687 1687  
... ... @@ -1688,6 +1688,7 @@
1688 1688  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);"]]
1689 1689  
1690 1690  
1959 +
1691 1691  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1692 1692  
1693 1693  
... ... @@ -1706,6 +1706,7 @@
1706 1706  [[image:image-20220615154519-3.png||height="672" width="807"]]
1707 1707  
1708 1708  
1978 +
1709 1709  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1710 1710  
1711 1711  
... ... @@ -1748,6 +1748,7 @@
1748 1748  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1749 1749  
1750 1750  
2021 +
1751 1751  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1752 1752  
1753 1753  
... ... @@ -1767,6 +1767,7 @@
1767 1767  [[image:image-20220615154519-3.png||height="672" width="807"]]
1768 1768  
1769 1769  
2041 +
1770 1770  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1771 1771  
1772 1772  
... ... @@ -1788,7 +1788,7 @@
1788 1788  [[image:image-20220623113959-5.png||height="528" width="397"]]
1789 1789  
1790 1790  (% _msthash="506146" _msttexthash="52173160" %)
1791 -Connect A8 and GND with Dupont wire for a while and then separate，enter reset mode
2063 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1792 1792  
1793 1793  
1794 1794  
... ... @@ -1805,9 +1805,10 @@
1805 1805  [[image:image-20220620160723-8.png]]
1806 1806  
1807 1807  
1808 -Finally,Disconnect 3.3v，Connect A8 and GND with Dupont wire for a while and then separate，exit reset mode
2080 +Finally,restart reset device again
1809 1809  
1810 1810  
2083 +
1811 1811  = 7. Order Info =
1812 1812  
1813 1813  
... ... @@ -1839,7 +1839,7 @@
1839 1839  
1840 1840  **Dimension and weight**:
1841 1841  
1842 -* Device Size:  10 x 10 x 3.5 mm
2115 +* Device Size:  10 x 10 x 3.5 cm
1843 1843  * Device Weight: 120.5g
1844 1844  
1845 1845