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Last modified by Xiaoling on 2023/07/18 10:12
From version 203.1
edited by Edwin Chen
on 2022/10/06 19:30
Change comment: There is no comment for this version
To version 189.8
edited by Xiaoling
on 2022/08/08 16:22
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
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  
... ... @@ -45,7 +45,6 @@
45 45  )))
46 46  
47 47  
48 -
49 49  == 1.2 Features ==
50 50  
51 51  
... ... @@ -59,13 +59,14 @@
59 59  * Built-in Temperature & Humidity sensor
60 60  * Optional External Sensors
61 61  * Tri-color LED to indicate working status
62 -* Datalog feature (Max 3328 records)
60 +* Datalog feature
63 63  
64 64  
63 +
65 65  == 1.3 Specification ==
66 66  
67 67  
68 -(% style="color:#037691" %)**Built-in Temperature Sensor:**
67 +**Built-in Temperature Sensor:**
69 69  
70 70  * Resolution: 0.01 °C
71 71  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -72,15 +72,19 @@
72 72  * Long Term Drift: < 0.02 °C/yr
73 73  * Operating Range: -40 ~~ 85 °C
74 74  
75 -(% style="color:#037691" %)**Built-in Humidity Sensor:**
76 76  
75 +
76 +**Built-in Humidity Sensor:**
77 +
77 77  * Resolution: 0.04 %RH
78 78  * Accuracy Tolerance : Typ ±3 %RH
79 79  * Long Term Drift: < 0.02 °C/yr
80 80  * Operating Range: 0 ~~ 96 %RH
81 81  
82 -(% style="color:#037691" %)**External Temperature Sensor:**
83 83  
84 +
85 +**External Temperature Sensor:**
86 +
84 84  * Resolution: 0.0625 °C
85 85  * ±0.5°C accuracy from -10°C to +85°C
86 86  * ±2°C accuracy from -55°C to +125°C
... ... @@ -87,9 +87,9 @@
87 87  * Operating Range: -55 °C ~~ 125 °C
88 88  
89 89  
93 +
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 -
93 93  == 2.1 How does LHT65N work? ==
94 94  
95 95  
... ... @@ -134,7 +134,6 @@
134 134  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
135 135  This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
136 136  
137 -
138 138  (% _mstvisible="1" class="wikigeneratedid" %)
139 139  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
140 140  
... ... @@ -347,7 +347,6 @@
347 347  
348 348  === 2.4.6 Ext value ===
349 349  
350 -
351 351  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
352 352  
353 353  
... ... @@ -504,7 +504,7 @@
504 504  
505 505  sensor by setting:
506 506  
507 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
508 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
508 508  
509 509  For example:
510 510  
... ... @@ -527,7 +527,6 @@
527 527  
528 528  When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
529 529  
530 -
531 531  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
532 532  
533 533  [[image:image-20220628151005-5.png]]
... ... @@ -544,168 +544,6 @@
544 544  
545 545  
546 546  
547 -==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
548 -
549 -
550 -[[image:image-20220927095645-1.png||height="534" width="460"]]
551 -
552 -
553 -**Ext=2,Temperature Sensor(TMP117)：**
554 -
555 -[[image:image-20220906102307-7.png]]
556 -
557 -
558 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
559 -
560 -The external cable NE2 can be use for MOD4 and MOD8
561 -
562 -
563 -
564 -
565 -==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
566 -
567 -
568 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
569 -
570 -
571 -(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
572 -
573 -**Case 1: Door Sensor.** 3.3v Out for such sensor is just to detect Open/Close.
574 -
575 - In Open State, the power consumption is the same as if there is no probe
576 -
577 - In Close state, the power consumption will be 3uA higher than normal.
578 -
579 -[[image:image-20220906100852-1.png||height="205" width="377"]]
580 -
581 -
582 -Ext=4,Interrupt Sensor：
583 -
584 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
585 -|(% style="width:117px" %)(((
586 -AT+EXT=4,1
587 -)))|(% style="width:371px" %)(((
588 -Sent uplink packet in both rising and falling interrupt
589 -)))
590 -|(% style="width:117px" %)(((
591 -AT+EXT=4,2
592 -)))|(% style="width:371px" %)(((
593 -Sent uplink packet only in falling interrupt
594 -)))
595 -|(% style="width:117px" %)(((
596 -AT+EXT=4,3
597 -)))|(% style="width:371px" %)(((
598 -Sent uplink packet only in rising interrupt
599 -)))
600 -
601 -Trigger by falling edge:
602 -
603 -[[image:image-20220906101145-2.png]]
604 -
605 -
606 -Trigger by raising edge：
607 -
608 -[[image:image-20220906101145-3.png]]
609 -
610 -
611 -
612 -
613 -==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
614 -
615 -
616 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
617 -
618 -
619 -(% style="color:blue" %)**Case 1**(%%):  Low power consumption Flow Sensor, such flow sensor has pulse output and the power consumption in uA level and can be powered by LHT65N.
620 -
621 -[[image:image-20220906101320-4.png||height="366" width="698"]]
622 -
623 -
624 -(% style="color:blue" %)**Case 2**(%%):  Normal Flow Sensor: Such flow sensor has higher power consumption and is not suitable to be powered by LHT65N. It is powered by external power and output <3.3v pulse
625 -
626 -[[image:image-20220906101320-5.png||height="353" width="696"]]
627 -
628 -Ext=8, Counting Sensor ( 4 bytes)：
629 -
630 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
631 -|(% style="width:138px" %)(((
632 -AT+EXT=8,0
633 -)))|(% style="width:240px" %)(((
634 -Count at falling interrupt
635 -)))
636 -|(% style="width:138px" %)(((
637 -AT+EXT=8,1
638 -)))|(% style="width:240px" %)(((
639 -Count at rising interrupt
640 -)))
641 -|(% style="width:138px" %)(((
642 -AT+SETCNT=60
643 -)))|(% style="width:240px" %)(((
644 -Sent current count to 60
645 -)))
646 -
647 -[[image:image-20220906101320-6.png]]
648 -
649 -
650 -(% style="color:blue" %)**A2 downlink Command：**
651 -
652 -A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
653 -
654 -A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
655 -
656 -A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
657 -
658 -A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
659 -
660 -A2 08 02 00 00 00 3C:  Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
661 -
662 -
663 -(% style="color:blue" %)**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
664 -
665 -
666 -(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
667 -
668 -(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
669 -
670 -0): Cancel
671 -
672 -1): Threshold alarm
673 -
674 -2): Fluctuation alarm
675 -
676 -
677 -(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
678 -
679 -(% style="color:red" %)**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
680 -
681 -
682 -(% style="color:#037691" %) **Parameter 3 and parameter 4:**
683 -
684 -1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
685 -
686 -Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
687 -
688 -
689 -2):  If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
690 -
691 -Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
692 -
693 -If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
694 -
695 -
696 -(% style="color:blue" %)** Downlink:**
697 -
698 -0xA5 00 ~-~- AT+WMOD=0.
699 -
700 -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 )
701 -
702 -0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
703 -
704 -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.
705 -
706 -
707 -
708 -
709 709  == 2.5 Show data on Datacake ==
710 710  
711 711  
... ... @@ -769,11 +769,10 @@
769 769  There are two methods:
770 770  
771 771  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
772 -1. 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 message and store the sensor data, and it will send all messages (10s interval) after the network recovery. note: a) LHT65N will do ack check for data records sending to make sure every data arrive server. b) LHT65N will send data in CONFIRMED Mode when PNACKMD=1, but it won't re-transmit the same packet , it will just mark it as NONE-ACK and resend after network is detected.
610 +1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after the network recovery.
773 773  
774 774  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
775 775  
776 -
777 777  [[image:image-20220703111700-2.png||height="381" width="1119"]]
778 778  
779 779  
... ... @@ -991,22 +991,20 @@
991 991  )))
992 992  )))
993 993  
831 +
994 994  (% _mstvisible="1" %)
995 995  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
996 996  
997 997  (% _mstvisible="1" %)
836 +[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
837 +
838 +(% _mstvisible="1" %)
998 998  (((
999 999  (% _mstvisible="2" %)
1000 1000  (((
1001 1001  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
1002 1002  (((
1003 -[[image:image-20221006192726-1.png||height="112" width="754"]]
1004 -
1005 -(% 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)
1006 -
1007 -(% class="mark" %)Poll Message Flag(%%): 1: This message is a poll message reply.
1008 -
1009 -
844 +Poll Message Flag: 1: This message is a poll message reply.
1010 1010  )))
1011 1011  )))
1012 1012  )))
... ... @@ -1147,7 +1147,6 @@
1147 1147  (% _mstvisible="1" %)
1148 1148  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1149 1149  
1150 -
1151 1151  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1152 1152  (((
1153 1153  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -1192,15 +1192,12 @@
1192 1192  
1193 1193  == 2.7 Alarm Mode ==
1194 1194  
1195 -
1196 1196  (((
1197 1197  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.
1198 1198  )))
1199 1199  
1200 1200  (((
1201 -(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1202 -
1203 -
1034 +(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
1204 1204  )))
1205 1205  
1206 1206  (((
... ... @@ -1245,10 +1245,8 @@
1245 1245  TEMPhigh=003C
1246 1246  
1247 1247  
1248 -
1249 1249  == 2.8 LED Indicator ==
1250 1250  
1251 -
1252 1252  The LHT65 has a triple color LED which for easy showing different stage .
1253 1253  
1254 1254  While user press ACT button, the LED will work as per LED status with ACT button.
... ... @@ -1261,10 +1261,8 @@
1261 1261  * For each success downlink, the PURPLE LED will blink once
1262 1262  
1263 1263  
1264 -
1265 1265  == 2.9 installation ==
1266 1266  
1267 -
1268 1268  (% _mstvisible="1" %)
1269 1269  [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1270 1270  
... ... @@ -1272,13 +1272,10 @@
1272 1272  
1273 1273  = 3. Sensors and Accessories =
1274 1274  
1275 -
1276 1276  == 3.1 E2 Extension Cable ==
1277 1277  
1278 -
1279 1279  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1280 1280  
1281 -
1282 1282  **1m long breakout cable for LHT65N. Features:**
1283 1283  
1284 1284  * (((
... ... @@ -1295,9 +1295,6 @@
1295 1295  )))
1296 1296  * (((
1297 1297  Exposed All pins from the LHT65N Type-C connector.
1298 -
1299 -
1300 -
1301 1301  )))
1302 1302  
1303 1303  [[image:image-20220619092421-3.png||height="371" width="529"]]
... ... @@ -1320,10 +1320,8 @@
1320 1320  * Working voltage 2.35v ~~ 5v
1321 1321  
1322 1322  
1323 -
1324 1324  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1325 1325  
1326 -
1327 1327  (((
1328 1328  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1329 1329  )))
... ... @@ -1368,13 +1368,10 @@
1368 1368  )))
1369 1369  
1370 1370  
1371 -
1372 1372  == 4.1 Set Transmit Interval Time ==
1373 1373  
1374 -
1375 1375  Feature: Change LoRaWAN End Node Transmit Interval.
1376 1376  
1377 -
1378 1378  (% style="color:#4f81bd" %)**AT Command: AT+TDC**
1379 1379  
1380 1380  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1391,13 +1391,10 @@
1391 1391  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1392 1392  
1393 1393  
1394 -
1395 1395  == 4.2 Set External Sensor Mode ==
1396 1396  
1397 -
1398 1398  Feature: Change External Sensor Mode.
1399 1399  
1400 -
1401 1401  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1402 1402  
1403 1403  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1416,10 +1416,8 @@
1416 1416  * 0xA20702003c: Same as AT+SETCNT=60
1417 1417  
1418 1418  
1419 -
1420 1420  == 4.3 Enable/Disable uplink Temperature probe ID ==
1421 1421  
1422 -
1423 1423  (((
1424 1424  Feature: If PID is enabled, device will send the temperature probe ID on:
1425 1425  )))
... ... @@ -1433,8 +1433,6 @@
1433 1433  
1434 1434  (((
1435 1435  PID is default set to disable (0)
1436 -
1437 -
1438 1438  )))
1439 1439  
1440 1440  (% style="color:#4f81bd" %)**AT Command:**
... ... @@ -1448,13 +1448,10 @@
1448 1448  * **0xA801**     **~-~->** AT+PID=1
1449 1449  
1450 1450  
1451 -
1452 1452  == 4.4 Set Password ==
1453 1453  
1454 -
1455 1455  Feature: Set device password, max 9 digits
1456 1456  
1457 -
1458 1458  (% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1459 1459  
1460 1460  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1468,10 +1468,8 @@
1468 1468  
1469 1469  == 4.5 Quit AT Command ==
1470 1470  
1471 -
1472 1472  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1473 1473  
1474 -
1475 1475  (% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1476 1476  
1477 1477  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1485,7 +1485,6 @@
1485 1485  
1486 1486  == 4.6 Set to sleep mode ==
1487 1487  
1488 -
1489 1489  Feature: Set device to sleep mode
1490 1490  
1491 1491  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
... ... @@ -1501,13 +1501,10 @@
1501 1501  * There is no downlink command to set to Sleep mode.
1502 1502  
1503 1503  
1504 -
1505 1505  == 4.7 Set system time ==
1506 1506  
1507 -
1508 1508  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1509 1509  
1510 -
1511 1511  (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1512 1512  
1513 1513  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1515,13 +1515,12 @@
1515 1515  
1516 1516  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1517 1517  
1518 -0x306007806000  ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1318 +0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1519 1519  
1520 1520  
1521 1521  
1522 1522  == 4.8 Set Time Sync Mode ==
1523 1523  
1524 -
1525 1525  (((
1526 1526  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1527 1527  )))
... ... @@ -1528,8 +1528,6 @@
1528 1528  
1529 1529  (((
1530 1530  SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
1531 -
1532 -
1533 1533  )))
1534 1534  
1535 1535  (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
... ... @@ -1539,17 +1539,15 @@
1539 1539  
1540 1540  (% style="color:#4f81bd" %)**Downlink Command:**
1541 1541  
1542 -0x28 01  ~/~/  Same As AT+SYNCMOD=1
1543 -0x28 00  ~/~/  Same As AT+SYNCMOD=0
1339 +0x28 01 ~/~/ Same As AT+SYNCMOD=1
1340 +0x28 00 ~/~/ Same As AT+SYNCMOD=0
1544 1544  
1545 1545  
1546 1546  
1547 1547  == 4.9 Set Time Sync Interval ==
1548 1548  
1549 -
1550 1550  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1551 1551  
1552 -
1553 1553  (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1554 1554  
1555 1555  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1563,10 +1563,8 @@
1563 1563  
1564 1564  == 4.10 Print data entries base on page. ==
1565 1565  
1566 -
1567 1567  Feature: Print the sector data from start page to stop page (max is 416 pages).
1568 1568  
1569 -
1570 1570  (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1571 1571  
1572 1572  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1580,10 +1580,8 @@
1580 1580  
1581 1581  == 4.11 Print last few data entries. ==
1582 1582  
1583 -
1584 1584  Feature: Print the last few data entries
1585 1585  
1586 -
1587 1587  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1588 1588  
1589 1589  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1597,7 +1597,6 @@
1597 1597  
1598 1598  == 4.12 Clear Flash Record ==
1599 1599  
1600 -
1601 1601  Feature: Clear flash storage for data log feature.
1602 1602  
1603 1603  
... ... @@ -1611,14 +1611,11 @@
1611 1611  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1612 1612  
1613 1613  
1614 -
1615 1615  == 4.13 Auto Send None-ACK messages ==
1616 1616  
1617 -
1618 1618  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1619 1619  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.
1620 1620  
1621 -
1622 1622  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1623 1623  
1624 1624  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1633,13 +1633,10 @@
1633 1633  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1634 1634  
1635 1635  
1636 -
1637 1637  = 5. Battery & How to replace =
1638 1638  
1639 -
1640 1640  == 5.1 Battery Type ==
1641 1641  
1642 -
1643 1643  (((
1644 1644  (((
1645 1645  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.
... ... @@ -1660,10 +1660,8 @@
1660 1660  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1661 1661  
1662 1662  
1663 -
1664 1664  == 5.2 Replace Battery ==
1665 1665  
1666 -
1667 1667  LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
1668 1668  
1669 1669  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
... ... @@ -1671,7 +1671,6 @@
1671 1671  
1672 1672  == 5.3 Battery Life Analyze ==
1673 1673  
1674 -
1675 1675  (((
1676 1676  Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1677 1677  [[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]]
... ... @@ -1689,10 +1689,8 @@
1689 1689  
1690 1690  = 6. FAQ =
1691 1691  
1692 -
1693 1693  == 6.1 How to use AT Command? ==
1694 1694  
1695 -
1696 1696  LHT65N supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
1697 1697  
1698 1698  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1911,43 +1911,40 @@
1911 1911  AT+PID:  Get or set the PID
1912 1912  
1913 1913  
1914 -
1915 1915  == 6.2 Where to use AT commands and Downlink commands ==
1916 1916  
1695 +(% _msthash="506131" _msttexthash="14585714" %)
1696 +AT commands：
1917 1917  
1918 -**AT commands：**
1919 -
1920 1920  [[image:image-20220620153708-1.png||height="603" width="723"]]
1921 1921  
1700 +(% _msthash="506132" _msttexthash="337922" %)
1701 +Downlink commands:
1922 1922  
1923 -**Downlink commands:**
1924 1924  
1704 +(% _msthash="506133" _msttexthash="33046" %)
1705 +**TTN:**
1925 1925  
1926 -
1927 -(% style="color:blue" %)**TTN:**
1928 -
1929 1929  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1930 1930  
1931 1931  
1710 +(% _msthash="506134" _msttexthash="11113791" %)
1711 +**Helium：**
1932 1932  
1933 -(% style="color:blue" %)**Helium：**
1934 -
1935 1935  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1936 1936  
1937 1937  
1716 +(% _msthash="506135" _msttexthash="4159844" %)
1717 +**Chirpstack:The downlink window will not be displayed until the network is accessed**
1938 1938  
1939 -(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1940 -
1941 -
1942 1942  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1943 1943  
1944 -
1945 1945  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1946 1946  
1947 1947  
1724 +(% _msthash="506136" _msttexthash="39286" %)
1725 +**Aws:**
1948 1948  
1949 -(% style="color:blue" %)**Aws:**
1950 -
1951 1951  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1952 1952  
1953 1953  
... ... @@ -1954,14 +1954,12 @@
1954 1954  
1955 1955  == 6.3 How to change the uplink interval？ ==
1956 1956  
1733 +[[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"]]
1957 1957  
1958 -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);"]]
1959 1959  
1960 1960  
1961 -
1962 1962  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1963 1963  
1964 -
1965 1965  [[image:image-20220615153355-1.png]]
1966 1966  
1967 1967  [[image:1655802313617-381.png]]
... ... @@ -1989,7 +1989,6 @@
1989 1989  [[image:image-20220615170542-5.png]]
1990 1990  
1991 1991  
1992 -
1993 1993  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1994 1994  
1995 1995  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2003,7 +2003,6 @@
2003 2003  [[image:image-20220621170938-2.png]]
2004 2004  
2005 2005  
2006 -
2007 2007  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2008 2008  
2009 2009  [[image:image-20220615171334-6.png]]
... ... @@ -2020,16 +2020,13 @@
2020 2020  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
2021 2021  
2022 2022  
2023 -
2024 2024  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
2025 2025  
2026 -
2027 2027  [[image:image-20220623110706-1.png]]
2028 2028  
2029 2029  
2030 2030  [[image:image-20220623112117-4.png||height="459" width="343"]]
2031 2031  
2032 -
2033 2033  (((
2034 2034  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
2035 2035  )))
... ... @@ -2040,19 +2040,15 @@
2040 2040  [[image:image-20220615154519-3.png||height="672" width="807"]]
2041 2041  
2042 2042  
2043 -
2044 2044  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
2045 2045  
2046 -
2047 2047  [[image:image-20220623110706-1.png]]
2048 2048  
2049 -
2050 2050  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
2051 2051  
2052 2052  [[image:image-20220615170542-5.png]]
2053 2053  
2054 2054  
2055 -
2056 2056  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2057 2057  
2058 2058  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2064,8 +2064,6 @@
2064 2064  (% _msthash="506146" _msttexthash="52173160" %)
2065 2065  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
2066 2066  
2067 -
2068 -
2069 2069  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2070 2070  
2071 2071  [[image:image-20220615171334-6.png]]
... ... @@ -2082,7 +2082,6 @@
2082 2082  Finally,restart reset device again
2083 2083  
2084 2084  
2085 -
2086 2086  = 7. Order Info =
2087 2087  
2088 2088  
... ... @@ -2090,13 +2090,20 @@
2090 2090  
2091 2091  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
2092 2092  
2093 -* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1855 +(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1856 +
2094 2094  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1858 +
2095 2095  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1860 +
2096 2096  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1862 +
2097 2097  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1864 +
2098 2098  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1866 +
2099 2099  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1868 +
2100 2100  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2101 2101  
2102 2102  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -2104,7 +2104,6 @@
2104 2104  * (% style="color:red" %)**E3**(%%): External Temperature Probe
2105 2105  
2106 2106  
2107 -
2108 2108  = 8. Packing Info =
2109 2109  
2110 2110  
... ... @@ -2119,22 +2119,15 @@
2119 2119  * Device Weight: 120.5g
2120 2120  
2121 2121  
2122 -
2123 2123  = 9. Reference material =
2124 2124  
2125 -
2126 2126  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
2127 2127  
2128 2128  
2129 -
2130 2130  = 10. FCC Warning =
2131 2131  
2132 -
2133 2133  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2134 2134  
2135 2135  (1) This device may not cause harmful interference；
2136 2136  
2137 2137  (2) this device must accept any interference received, including interference that may cause undesired operation.
2138 -
2139 -
2140 -
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