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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.2
edited by Xiaoling
on 2022/10/18 14:20
Change comment: There is no comment for this version
To version 222.2
edited by Xiaoling
on 2022/11/21 11:51
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -16,7 +16,6 @@
16 16  
17 17  = 1. Introduction =
18 18  
19 -
20 20  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
21 21  
22 22  
... ... @@ -91,7 +91,6 @@
91 91  
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 -
95 95  == 2.1 How does LHT65N work? ==
96 96  
97 97  
... ... @@ -104,7 +104,6 @@
104 104  )))
105 105  
106 106  
107 -
108 108  == 2.2 How to Activate LHT65N? ==
109 109  
110 110  
... ... @@ -113,7 +113,7 @@
113 113  )))
114 114  
115 115  * (((
116 -(% 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.
113 +(% 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.
117 117  )))
118 118  * (((
119 119  (% 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. 
... ... @@ -129,7 +129,6 @@
129 129  [[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
130 130  
131 131  
132 -
133 133  == 2.3 Example to join LoRaWAN network ==
134 134  
135 135  
... ... @@ -188,7 +188,6 @@
188 188  
189 189  
190 190  
191 -
192 192  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
193 193  
194 194  
... ... @@ -199,7 +199,6 @@
199 199  [[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
200 200  
201 201  
202 -
203 203  == 2.4 Uplink Payload   ( Fport~=2) ==
204 204  
205 205  
... ... @@ -211,69 +211,37 @@
211 211  After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
212 212  )))
213 213  
214 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:426px" %)
215 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 97px;" %)(% _mstvisible="5" %)
216 -(((
217 -(% _mstvisible="6" %)
218 -(% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
219 -)))|=(% _mstvisible="4" style="width: 39px;" %)(% _mstvisible="5" %)
220 -(((
221 -(% _mstvisible="6" %)
222 -(% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
223 -)))|=(% _mstvisible="4" style="width: 100px;" %)(% _mstvisible="5" %)
224 -(((
225 -(% _mstvisible="6" %)
226 -(% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
227 -)))|=(% _mstvisible="4" style="width: 77px;" %)(% _mstvisible="5" %)
228 -(((
229 -(% _mstvisible="6" %)
230 -(% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
231 -)))|=(% _mstvisible="4" style="width: 47px;" %)(% _mstvisible="5" %)
232 -(((
233 -(% _mstvisible="6" %)
234 -(% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
235 -)))|=(% _mstvisible="4" style="width: 51px;" %)(% _mstvisible="5" %)
236 -(((
237 -(% _mstvisible="6" %)
238 -(% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
208 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
209 +|=(% style="width: 60px;" %)(((
210 +**Size(bytes)**
211 +)))|=(% style="width: 30px;" %)(((
212 +**2**
213 +)))|=(% style="width: 100px;" %)(((
214 +**2**
215 +)))|=(% style="width: 100px;" %)(((
216 +**2**
217 +)))|=(% style="width: 50px;" %)(((
218 +**1**
219 +)))|=(% style="width: 50px;" %)(((
220 +**4**
239 239  )))
240 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
222 +|(% style="width:97px" %)(((
223 +**Value**
224 +)))|(% style="width:39px" %)(((
225 +[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
226 +)))|(% style="width:100px" %)(((
241 241  (((
242 -(% _mstvisible="6" %)
243 -(% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
244 -)))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
245 -(((
246 -(% _mstvisible="6" %)
247 -[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
248 -)))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
249 -(((
250 -(% _mstvisible="6" %)
251 -(((
252 -(% _mstvisible="7" %)
253 -[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
228 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
254 254  )))
255 -)))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
230 +)))|(% style="width:77px" %)(((
256 256  (((
257 -(% _mstvisible="6" %)
258 -(((
259 -(% _mstvisible="7" %)
260 -[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
232 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
261 261  )))
262 -
263 -(% _mstvisible="6" %)
264 -(((
265 -(% _mstvisible="7" %)
266 -[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
234 +)))|(% style="width:47px" %)(((
235 +[[Ext>>||anchor="H2.4.5Ext23"]] #
236 +)))|(% style="width:51px" %)(((
237 +[[Ext value>>||anchor="H2.4.6Extvalue"]]
267 267  )))
268 -)))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
269 -(((
270 -(% _mstvisible="6" %)
271 -[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
272 -)))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
273 -(((
274 -(% _mstvisible="6" %)
275 -[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
276 -)))
277 277  
278 278  * The First 6 bytes: has fix meanings for every LHT65N.
279 279  * The 7th byte (EXT #): defines the external sensor model.
... ... @@ -341,10 +341,8 @@
341 341  [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
342 342  
343 343  
344 -
345 345  === 2.4.6 Ext value ===
346 346  
347 -
348 348  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
349 349  
350 350  
... ... @@ -355,6 +355,8 @@
355 355  
356 356  The last 2 bytes of data are meaningless
357 357  
318 +
319 +
358 358  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
359 359  
360 360  
... ... @@ -377,114 +377,53 @@
377 377  
378 378  )))
379 379  
380 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
381 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 96px;" %)(% _mstvisible="5" %)
382 -(((
383 -(% _mstvisible="6" %)
384 -(% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
385 -)))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
386 -(((
387 -(% _mstvisible="6" %)
388 -(% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
389 -)))|=(% _mstvisible="4" style="width: 99px;" %)(% _mstvisible="5" %)
390 -(((
391 -(% _mstvisible="6" %)
392 -(% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
393 -)))|=(% _mstvisible="4" style="width: 132px;" %)(% _mstvisible="5" %)
394 -(((
395 -(% _mstvisible="6" %)
396 -(% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
397 -)))|=(% _mstvisible="4" style="width: 54px;" %)(% _mstvisible="5" %)
398 -(((
399 -(% _mstvisible="6" %)
400 -(% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
401 -)))|=(% _mstvisible="4" style="width: 64px;" %)(% _mstvisible="5" %)
402 -(((
403 -(% _mstvisible="6" %)
404 -(% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
342 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
343 +|=(% style="width: 50px;" %)(((
344 +**Size(bytes)**
345 +)))|=(% style="width: 70px;" %)(((
346 +**2**
347 +)))|=(% style="width: 120px;" %)(((
348 +**2**
349 +)))|=(% style="width: 120px;" %)(((
350 +**2**
351 +)))|=(% style="width: 50px;" %)(((
352 +**1**
353 +)))|=(% style="width: 70px;" %)(((
354 +**4**
405 405  )))
406 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
407 -(((
408 -(% _mstvisible="6" %)
409 -(% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
410 -)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
411 -(((
412 -(% _mstvisible="6" %)
413 -[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
414 -)))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
415 -(((
416 -(% _mstvisible="6" %)
417 -(((
418 -(% _mstvisible="7" %)
419 -[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
420 -)))
421 -
422 -(% _mstvisible="6" %)
423 -(((
424 -(% _mstvisible="7" %)
425 -[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
426 -)))
427 -)))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
428 -(((
429 -(% _mstvisible="6" %)
430 -(((
431 -(% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
432 -BAT Status &
433 -)))
434 -
435 -(% _mstvisible="6" %)
436 -(((
437 -(% _mstvisible="7" %)
438 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
439 -)))
440 -)))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
441 -(((
442 -(% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
356 +|(% style="width:110px" %)(((
357 +**Value**
358 +)))|(% style="width:71px" %)(((
359 +[[External temperature>>||anchor="H4.2SetExternalSensorMode"]]
360 +)))|(% style="width:99px" %)(((
361 +[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
362 +)))|(% style="width:132px" %)(((
363 +BAT Status & [[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
364 +)))|(% style="width:54px" %)(((
443 443  Status & Ext
444 -)))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
445 -(((
446 -(% _mstvisible="6" %)
447 -(((
448 -(% _mstvisible="7" %)
449 -[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
366 +)))|(% style="width:64px" %)(((
367 +[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
450 450  )))
451 -)))
452 452  
453 -(% _mstvisible="1" %)
454 -* (% _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**
370 +* **Battery status & Built-in Humidity**
455 455  
456 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:469px" %)
457 -(% _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]
458 -(% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
459 -(((
460 -(% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
372 +(% _mstvisible="1" border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:461px" %)
373 +|=(% style="width: 67px;" %)Bit(bit)|=(% style="width: 256px;" %)[15:14]|=(% style="width: 132px;" %)[11:0]
374 +|(% style="width:67px" %)Value|(% style="width:256px" %)(((
461 461  BAT Status
462 -
463 -(% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
464 464  00(b): Ultra Low ( BAT <= 2.50v)
465 -
466 -(% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
467 467  01(b): Low  (2.50v <=BAT <= 2.55v)
468 -
469 -(% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
470 470  10(b): OK   (2.55v <= BAT <=2.65v)
471 -
472 -(% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
473 473  11(b): Good   (BAT >= 2.65v)
474 -)))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
475 -(((
476 -(% _mstvisible="6" %)
477 -[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
478 -
479 -(% _mstvisible="6" %)
480 -
380 +)))|(% style="width:132px" %)(((
381 +[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
481 481  )))
482 482  
483 -* (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
384 +* **Status & Ext Byte**
484 484  
485 -(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
486 -|(% 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]**
487 -|(% 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)
386 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
387 +|=(% 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]**
388 +|=(% 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)
488 488  
489 489  * (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
490 490  * (% 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.
... ... @@ -577,20 +577,20 @@
577 577  
578 578  Ext=4,Interrupt Sensor：
579 579  
580 -(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
581 -|(% style="width:117px" %)(((
481 +(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:478px" %)
482 +|(% style="width:101px" %)(((
582 582  AT+EXT=4,1
583 -)))|(% style="width:371px" %)(((
484 +)))|(% style="width:373px" %)(((
584 584  Sent uplink packet in both rising and falling interrupt
585 585  )))
586 -|(% style="width:117px" %)(((
487 +|(% style="width:101px" %)(((
587 587  AT+EXT=4,2
588 -)))|(% style="width:371px" %)(((
489 +)))|(% style="width:373px" %)(((
589 589  Sent uplink packet only in falling interrupt
590 590  )))
591 -|(% style="width:117px" %)(((
492 +|(% style="width:101px" %)(((
592 592  AT+EXT=4,3
593 -)))|(% style="width:371px" %)(((
494 +)))|(% style="width:373px" %)(((
594 594  Sent uplink packet only in rising interrupt
595 595  )))
596 596  
... ... @@ -605,7 +605,6 @@
605 605  
606 606  
607 607  
608 -
609 609  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
610 610  
611 611  
... ... @@ -705,7 +705,6 @@
705 705  [[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
706 706  
707 707  
708 -
709 709  == 2.6 Datalog Feature ==
710 710  
711 711  
... ... @@ -714,7 +714,6 @@
714 714  )))
715 715  
716 716  
717 -
718 718  === 2.6.1 Ways to get datalog via LoRaWAN ===
719 719  
720 720  
... ... @@ -725,6 +725,7 @@
725 725  
726 726  (% 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.
727 727  
626 +
728 728  (% style="color:red" %)**Note for method 2:**
729 729  
730 730  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -752,10 +752,10 @@
752 752  
753 753  [[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
754 754  
654 +
755 755  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
756 756  
757 757  
758 -
759 759  === 2.6.3 Set Device Time ===
760 760  
761 761  
... ... @@ -779,10 +779,8 @@
779 779  (% 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.**
780 780  )))
781 781  
782 -(((
783 -
784 -)))
785 785  
682 +
786 786  (((
787 787  **2. Manually Set Time**
788 788  )))
... ... @@ -814,344 +814,80 @@
814 814  === 2.6.5 Datalog Uplink payload ===
815 815  
816 816  
817 -(% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
818 818  The Datalog poll reply uplink will use below payload format.
819 819  
820 -(% _mstvisible="1" %)
821 -(((
822 -(% _mstvisible="2" %)
823 -
716 +**Retrieval data payload:**
824 824  
825 -(% _mstvisible="2" %)
826 -(% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
827 -)))
718 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
719 +|=(% style="width: 60px;" %)(((
720 +**Size(bytes)**
721 +)))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
722 +|(% 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"]]
828 828  
829 -(% _mstvisible="1" border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
830 -(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 93px;" %)(% _mstvisible="5" %)
831 -(((
832 -(% _mstvisible="6" %)
833 -(((
834 -(% _mstvisible="7" %)
835 -(% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
836 -)))
837 -)))|=(% _mstvisible="4" style="width: 71px;" %)(% _mstvisible="5" %)
838 -(((
839 -(% _mstvisible="6" %)
840 -(((
841 -(% _mstvisible="7" %)
842 -(% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
843 -)))
844 -)))|=(% _mstvisible="4" style="width: 102px;" %)(% _mstvisible="5" %)
845 -(((
846 -(% _mstvisible="6" %)
847 -(((
848 -(% _mstvisible="7" %)
849 -(% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
850 -)))
851 -)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
852 -(((
853 -(% _mstvisible="6" %)
854 -(((
855 -(% _mstvisible="7" %)
856 -(% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
857 -)))
858 -)))|=(% _mstvisible="4" style="width: 86px;" %)(% _mstvisible="5" %)
859 -(((
860 -(% _mstvisible="6" %)
861 -(((
862 -(% _mstvisible="7" %)
863 -(% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
864 -)))
865 -)))|=(% _mstvisible="4" style="width: 48px;" %)(% _mstvisible="5" %)
866 -(((
867 -(% _mstvisible="6" %)
868 -(((
869 -(% _mstvisible="7" %)
870 -(% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
871 -)))
872 -)))
873 -(% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
874 -(((
875 -(% _mstvisible="6" %)
876 -(((
877 -(% _mstvisible="7" %)
878 -(% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
879 -)))
880 -)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
881 -(((
882 -(% _mstvisible="6" %)
883 -(((
884 -(% _mstvisible="7" %)
885 -[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
886 -)))
887 -)))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
888 -(((
889 -(% _mstvisible="6" %)
890 -(((
891 -(% _mstvisible="7" %)
892 -(((
893 -(% _mstvisible="8" %)
894 -[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
895 -)))
896 -)))
724 +**Poll message flag & Ext:**
897 897  
898 -(% _mstvisible="6" %)
899 -(((
900 -(% _mstvisible="7" %)
901 -(((
902 -(% _mstvisible="8" %)
903 -[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
904 -)))
905 -)))
906 -)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
907 -(((
908 -(% _mstvisible="6" %)
909 -(((
910 -(% _mstvisible="7" %)
911 -(((
912 -(% _mstvisible="8" %)
913 -[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
914 -)))
915 -)))
916 -
917 -(% _mstvisible="6" %)
918 -(((
919 -(% _mstvisible="7" %)
920 -(((
921 -(% _mstvisible="8" %)
922 -[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
923 -)))
924 -)))
925 -)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
926 -(((
927 -(% _mstvisible="6" %)
928 -(((
929 -(% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
930 -Poll message flag & Ext
931 -)))
932 -)))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
933 -(((
934 -(% _mstvisible="6" %)
935 -(((
936 -(% _mstvisible="7" %)
937 -(((
938 -(% _mstvisible="8" %)
939 -[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
940 -)))
941 -)))
942 -
943 -(% _mstvisible="6" %)
944 -(((
945 -(% _mstvisible="7" %)
946 -(((
947 -(% _mstvisible="8" %)
948 -
949 -)))
950 -)))
951 -)))
952 -
953 -(% _mstvisible="1" %)
954 -(% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
955 -
956 -(% _mstvisible="1" %)
957 -(((
958 -(% _mstvisible="2" %)
959 -(((
960 -(% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
961 -(((
962 962  [[image:image-20221006192726-1.png||height="112" width="754"]]
963 963  
964 -(% 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)
728 +(% 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)
965 965  
966 -(% class="mark" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
730 +(% style="color:blue" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
967 967  
968 -
969 -)))
970 -)))
971 -)))
732 +* Poll Message Flag is set to 1.
972 972  
973 -(% _mstvisible="1" %)
974 -* (% _mstvisible="3" %)
975 -(((
976 -(% _mstvisible="4" %)
977 -(((
978 -(% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
979 -(((
980 -Poll Message Flag is set to 1.
981 -)))
982 -)))
983 -)))
984 -* (% _mstvisible="3" %)
985 -(((
986 -(% _mstvisible="4" %)
987 -(((
988 -(% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
989 -(((
990 -Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
991 -)))
992 -)))
993 -)))
734 +* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
994 994  
995 -(% _mstvisible="1" %)
996 -(((
997 -(% _mstvisible="2" %)
998 -(((
999 -(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
1000 -(((
1001 -
1002 -)))
1003 -
1004 -(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
1005 -(((
1006 1006  For example, in US915 band, the max payload for different DR is:
1007 -)))
1008 -)))
1009 -)))
1010 1010  
1011 -(% _mstvisible="1" %)
1012 -(((
1013 -(% _mstvisible="2" %)
1014 -(((
1015 -(% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
1016 -(((
1017 -**a) DR0:** max is 11 bytes so one entry of data
1018 -)))
1019 -)))
1020 -)))
738 +(% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
1021 1021  
1022 -(% _mstvisible="1" %)
1023 -(((
1024 -(% _mstvisible="2" %)
1025 -(((
1026 -(% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
1027 -(((
1028 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1029 -)))
1030 -)))
1031 -)))
740 +(% style="color:blue" %)**b) DR1:**(%%) max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1032 1032  
1033 -(% _mstvisible="1" %)
1034 -(((
1035 -(% _mstvisible="2" %)
1036 -(((
1037 -(% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
1038 -(((
1039 -**c) DR2:** total payload includes 11 entries of data
1040 -)))
1041 -)))
1042 -)))
742 +(% style="color:blue" %)**c) DR2:**(%%) total payload includes 11 entries of data
1043 1043  
1044 -(% _mstvisible="1" %)
1045 -(((
1046 -(% _mstvisible="2" %)
1047 -(((
1048 -(% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
1049 -(((
1050 -**d) DR3: **total payload includes 22 entries of data.
1051 -)))
1052 -)))
1053 -)))
744 +(% style="color:blue" %)**d) DR3: **(%%)total payload includes 22 entries of data.
1054 1054  
1055 -(% _mstvisible="1" %)
1056 -(((
1057 -(% _mstvisible="2" %)
1058 -(((
1059 -(% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1060 -(((
1061 1061  If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
1062 -)))
1063 -)))
1064 -)))
1065 1065  
1066 1066  
1067 -(% _mstvisible="1" style="text-align: left;" %)
1068 -(% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
749 +**Example:**
1069 1069  
1070 -(% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
1071 1071  If LHT65N has below data inside Flash:
1072 1072  
1073 -(% _mstvisible="1" %)
1074 1074  [[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
1075 1075  
1076 -(% _mstvisible="1" %)
1077 -(((
1078 -(% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
1079 -If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
1080 -)))
1081 1081  
1082 -(% _mstvisible="1" %)
1083 -(((
1084 -(% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
1085 - Where : Start time: 60065F97 = time 21/1/19 04:27:03
1086 -)))
756 +If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
1087 1087  
1088 -(% _mstvisible="1" %)
1089 -(((
1090 -(% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
1091 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
1092 -)))
758 +Where : Start time: 60065F97 = time 21/1/19 04:27:03
1093 1093  
1094 -(% _mstvisible="1" %)
1095 -(((
1096 -(% _mstvisible="2" %)
1097 -
1098 -)))
760 + Stop time: 60066DA7= time 21/1/19 05:27:03
1099 1099  
1100 -(% _mstvisible="1" %)
1101 -(((
1102 -(% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
1103 -LHT65N will uplink this payload.
1104 -)))
1105 1105  
1106 -(% _mstvisible="1" %)
763 +**LHT65N will uplink this payload.**
764 +
1107 1107  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1108 1108  
1109 1109  
1110 -(% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1111 -(((
1112 -7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1113 -)))
768 +__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1114 1114  
1115 -(% _msthash="315237" _msttexthash="1385839" %)
1116 -(((
1117 1117  Where the first 11 bytes is for the first entry:
1118 -)))
1119 1119  
1120 -(% _msthash="315238" _msttexthash="274846" %)
1121 -(((
1122 1122  7FFF089801464160065F97
1123 -)))
1124 1124  
1125 -(% _msthash="315239" _msttexthash="617435" %)
1126 -(((
1127 1127  Ext sensor data=0x7FFF/100=327.67
1128 -)))
1129 1129  
1130 -(% _msthash="315240" _msttexthash="270543" %)
1131 -(((
1132 -Temp=0x0898/100=22.00
1133 -)))
776 +Temp=0x088E/100=22.00
1134 1134  
1135 -(% _msthash="315241" _msttexthash="211783" %)
1136 -(((
1137 -Hum=0x0146/10=32.6
1138 -)))
778 +Hum=0x014B/10=32.6
1139 1139  
1140 -(% _msthash="315242" _msttexthash="1569776" %)
1141 -(((
1142 1142  poll message flag & Ext=0x41,means reply data,Ext=1
1143 -)))
1144 1144  
1145 -(% _msthash="315243" _msttexthash="1120509" %)
1146 -(((
1147 -Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1148 -)))
782 +Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
1149 1149  
1150 1150  
785 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
1151 1151  
1152 -== 2.7 Alarm Mode ==
1153 1153  
1154 -
1155 1155  (((
1156 1156  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.
1157 1157  )))
... ... @@ -1160,14 +1160,15 @@
1160 1160  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1161 1161  
1162 1162  
1163 -
1164 1164  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
1165 1165  
1166 1166  
799 +**Internal GXHT30 temperature alarm**
800 +
1167 1167  (((
1168 1168  (% class="box infomessage" %)
1169 1169  (((
1170 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
804 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1171 1171  
1172 1172  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1173 1173  
... ... @@ -1181,15 +1181,120 @@
1181 1181  )))
1182 1182  )))
1183 1183  
818 +(% style="color:#4f81bd" %)**Downlink Command:**
1184 1184  
1185 -
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 +
831 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
832 +
833 +Total bytes: 8 bytes
834 +
835 +**Example: **AA0100010001003C
836 +
837 +WMOD=01
838 +
839 +CITEMP=0001
840 +
841 +TEMPlow=0001
842 +
843 +TEMPhigh=003C
844 +
845 +
846 +**DS18B20 and TMP117 Threshold Alarm**
847 +
848 +**~ AT+WMOD=1,60,-10,20**
849 +
850 +(% style="color:#4f81bd" %)**Downlink Command:**
851 +
852 +**Example: **A5013CFC180014
853 +
854 +MOD=01
855 +
856 +CITEMP=3C(S)
857 +
858 +TEMPlow=FC18
859 +
860 +TEMPhigh=0014
861 +
862 +
863 +**Fluctuation alarm for DS18B20 and TMP117**
864 +
865 +**AT+WMOD=2,60,5** 
866 +
867 +(% style="color:#4f81bd" %)**Downlink Command:**
868 +
869 +**Example: **A5023C05
870 +
871 +MOD=02
872 +
873 +CITEMP=3C(S)
874 +
875 +temperature fluctuation=05
876 +
877 +
878 +==== **Sampling multiple times and uplink together** ====
879 +
880 +**AT+WMOD=3,1,60,20,-16,32,1**   
881 +
882 +Explain:
883 +
884 +* Set Working Mode to **Mode 3**
885 +* Sampling Interval is **60**s.
886 +* 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)
887 +* Temperature alarm range is **-16** to **32**°C,
888 +* **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.
889 +
890 +(% style="color:#4f81bd" %)**Downlink Command:**
891 +
892 +**Example: **A50301003C14FFF0002001
893 +
894 +MOD=03
895 +
896 +EXT=01
897 +
898 +CITEMP=003C(S)
899 +
900 +Total number of acquisitions=14
901 +
902 +TEMPlow=FFF0
903 +
904 +TEMPhigh=0020
905 +
906 +ARTEMP=01
907 +
908 +
909 +**Uplink payload( Fport=3)**
910 +
911 +**Example: CBEA**01**0992**//0A41//**09C4**
912 +
913 +BatV=CBEA
914 +
915 +EXT=01
916 +
917 +Temp1=0992  ~/~/ 24.50℃
918 +
919 +Temp2=0A41  ~/~/ 26.25℃
920 +
921 +Temp3=09C4  ~/~/ 25.00℃
922 +
923 +
924 +(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
925 +
926 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
1186 1186  )))
1187 1187  
1188 -(((
929 +
1189 1189  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
1190 1190  
1191 -
1192 -)))
1193 1193  
1194 1194  (% _mstvisible="1" class="box infomessage" %)
1195 1195  (((
... ... @@ -1229,7 +1229,6 @@
1229 1229  TEMPhigh=003C
1230 1230  
1231 1231  
1232 -
1233 1233  == 2.8 LED Indicator ==
1234 1234  
1235 1235  
... ... @@ -1256,7 +1256,6 @@
1256 1256  
1257 1257  = 3. Sensors and Accessories =
1258 1258  
1259 -
1260 1260  == 3.1 E2 Extension Cable ==
1261 1261  
1262 1262  
... ... @@ -1287,8 +1287,6 @@
1287 1287  [[image:image-20220619092421-3.png||height="371" width="529"]]
1288 1288  
1289 1289  
1290 -
1291 -
1292 1292  == 3.2 E3 Temperature Probe ==
1293 1293  
1294 1294  
... ... @@ -1352,7 +1352,6 @@
1352 1352  )))
1353 1353  
1354 1354  
1355 -
1356 1356  == 4.1 Set Transmit Interval Time ==
1357 1357  
1358 1358  
... ... @@ -1449,7 +1449,6 @@
1449 1449  No downlink command for this feature.
1450 1450  
1451 1451  
1452 -
1453 1453  == 4.5 Quit AT Command ==
1454 1454  
1455 1455  
... ... @@ -1466,7 +1466,6 @@
1466 1466  No downlink command for this feature.
1467 1467  
1468 1468  
1469 -
1470 1470  == 4.6 Set to sleep mode ==
1471 1471  
1472 1472  
... ... @@ -1502,7 +1502,6 @@
1502 1502  0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1503 1503  
1504 1504  
1505 -
1506 1506  == 4.8 Set Time Sync Mode ==
1507 1507  
1508 1508  
... ... @@ -1527,7 +1527,6 @@
1527 1527  0x28 00  ~/~/  Same As AT+SYNCMOD=0
1528 1528  
1529 1529  
1530 -
1531 1531  == 4.9 Set Time Sync Interval ==
1532 1532  
1533 1533  
... ... @@ -1544,7 +1544,6 @@
1544 1544  **0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1545 1545  
1546 1546  
1547 -
1548 1548  == 4.10 Print data entries base on page. ==
1549 1549  
1550 1550  
... ... @@ -1561,7 +1561,6 @@
1561 1561  No downlink commands for feature
1562 1562  
1563 1563  
1564 -
1565 1565  == 4.11 Print last few data entries. ==
1566 1566  
1567 1567  
... ... @@ -1578,7 +1578,6 @@
1578 1578  No downlink commands for feature
1579 1579  
1580 1580  
1581 -
1582 1582  == 4.12 Clear Flash Record ==
1583 1583  
1584 1584  
... ... @@ -1599,18 +1599,16 @@
1599 1599  == 4.13 Auto Send None-ACK messages ==
1600 1600  
1601 1601  
1602 -(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1603 1603  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.
1604 1604  
1605 1605  
1606 1606  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1607 1607  
1608 -(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1609 1609  The default factory setting is 0
1610 1610  
1611 -(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1612 -(% _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**
1613 -(% _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
1336 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1337 +|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1338 +|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1614 1614  
1615 1615  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1616 1616  
... ... @@ -1618,14 +1618,14 @@
1618 1618  
1619 1619  
1620 1620  
1621 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1346 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1622 1622  
1623 1623  
1624 1624  Feature: Set internal and external temperature sensor alarms.
1625 1625  
1626 -(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1627 -|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1628 -|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1351 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1352 +|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1353 +|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1629 1629  
1630 1630  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1631 1631  
... ... @@ -1663,39 +1663,32 @@
1663 1663  
1664 1664  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 )
1665 1665  
1391 +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))
1392 +
1666 1666  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1667 1667  
1668 1668  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.
1669 1669  
1670 1670  
1671 -
1672 1672  = 5. Battery & How to replace =
1673 1673  
1674 -
1675 1675  == 5.1 Battery Type ==
1676 1676  
1677 1677  
1678 1678  (((
1679 -(((
1680 1680  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.
1681 1681  )))
1682 -)))
1683 1683  
1684 1684  (((
1685 -
1686 -)))
1687 -
1688 -(((
1689 -(((
1690 1690  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1409 +
1410 +
1691 1691  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1692 1692  )))
1693 -)))
1694 1694  
1695 1695  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1696 1696  
1697 1697  
1698 -
1699 1699  == 5.2 Replace Battery ==
1700 1700  
1701 1701  
... ... @@ -1712,9 +1712,6 @@
1712 1712  [[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]]
1713 1713  )))
1714 1714  
1715 -(((
1716 -
1717 -)))
1718 1718  
1719 1719  (((
1720 1720  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]]
... ... @@ -1721,10 +1721,8 @@
1721 1721  )))
1722 1722  
1723 1723  
1724 -
1725 1725  = 6. FAQ =
1726 1726  
1727 -
1728 1728  == 6.1 How to use AT Command? ==
1729 1729  
1730 1730  
... ... @@ -1945,7 +1945,6 @@
1945 1945  AT+PID:  Get or set the PID
1946 1946  
1947 1947  
1948 -
1949 1949  == 6.2 Where to use AT commands and Downlink commands ==
1950 1950  
1951 1951  
... ... @@ -1985,7 +1985,6 @@
1985 1985  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1986 1986  
1987 1987  
1988 -
1989 1989  == 6.3 How to change the uplink interval？ ==
1990 1990  
1991 1991  
... ... @@ -1992,7 +1992,6 @@
1992 1992  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);"]]
1993 1993  
1994 1994  
1995 -
1996 1996  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1997 1997  
1998 1998  
... ... @@ -2011,7 +2011,6 @@
2011 2011  [[image:image-20220615154519-3.png||height="672" width="807"]]
2012 2012  
2013 2013  
2014 -
2015 2015  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
2016 2016  
2017 2017  
... ... @@ -2054,7 +2054,6 @@
2054 2054  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
2055 2055  
2056 2056  
2057 -
2058 2058  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
2059 2059  
2060 2060  
... ... @@ -2074,7 +2074,6 @@
2074 2074  [[image:image-20220615154519-3.png||height="672" width="807"]]
2075 2075  
2076 2076  
2077 -
2078 2078  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
2079 2079  
2080 2080  
... ... @@ -2096,7 +2096,7 @@
2096 2096  [[image:image-20220623113959-5.png||height="528" width="397"]]
2097 2097  
2098 2098  (% _msthash="506146" _msttexthash="52173160" %)
2099 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1806 +Connect A8 and GND with Dupont wire for a while and then separate，enter reset mode
2100 2100  
2101 2101  
2102 2102  
... ... @@ -2113,10 +2113,9 @@
2113 2113  [[image:image-20220620160723-8.png]]
2114 2114  
2115 2115  
2116 -Finally,restart reset device again
1823 +Finally,Disconnect 3.3v，Connect A8 and GND with Dupont wire for a while and then separate，exit reset mode
2117 2117  
2118 2118  
2119 -
2120 2120  = 7. Order Info =
2121 2121  
2122 2122  
... ... @@ -2149,7 +2149,7 @@
2149 2149  
2150 2150  **Dimension and weight**:
2151 2151  
2152 -* Device Size:  10 x 10 x 3.5 cm
1858 +* Device Size:  10 x 10 x 3.5 mm
2153 2153  * Device Weight: 120.5g
2154 2154  
2155 2155