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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 189.9
edited by Xiaoling
on 2022/08/08 16:38
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  
... ... @@ -45,7 +45,6 @@
45 45  )))
46 46  
47 47  
48 -
49 49  == 1.2 Features ==
50 50  
51 51  
... ... @@ -59,7 +59,7 @@
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  
65 65  
... ... @@ -66,7 +66,7 @@
66 66  == 1.3 Specification ==
67 67  
68 68  
69 -(% style="color:#037691" %)**Built-in Temperature Sensor:**
67 +**Built-in Temperature Sensor:**
70 70  
71 71  * Resolution: 0.01 °C
72 72  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -73,15 +73,19 @@
73 73  * Long Term Drift: < 0.02 °C/yr
74 74  * Operating Range: -40 ~~ 85 °C
75 75  
76 -(% style="color:#037691" %)**Built-in Humidity Sensor:**
77 77  
75 +
76 +**Built-in Humidity Sensor:**
77 +
78 78  * Resolution: 0.04 %RH
79 79  * Accuracy Tolerance : Typ ±3 %RH
80 80  * Long Term Drift: < 0.02 °C/yr
81 81  * Operating Range: 0 ~~ 96 %RH
82 82  
83 -(% style="color:#037691" %)**External Temperature Sensor:**
84 84  
84 +
85 +**External Temperature Sensor:**
86 +
85 85  * Resolution: 0.0625 °C
86 86  * ±0.5°C accuracy from -10°C to +85°C
87 87  * ±2°C accuracy from -55°C to +125°C
... ... @@ -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  
... ... @@ -136,7 +136,6 @@
136 136  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
137 137  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.
138 138  
139 -
140 140  (% _mstvisible="1" class="wikigeneratedid" %)
141 141  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
142 142  
... ... @@ -200,9 +200,10 @@
200 200  
201 201  
202 202  
203 -== 2.4 Uplink Payload   ( Fport~=2) ==
204 204  
204 +== 2.4 Uplink Payload ==
205 205  
206 +
206 206  (((
207 207  The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% _mstvisible="3" style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
208 208  )))
... ... @@ -286,13 +286,17 @@
286 286  
287 287  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
288 288  
289 -Below is the position to put the decoder and LHT65N decoder can be download from here: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
290 +Below is the position to put the decoder and LHT65N decoder can be download from here:
290 290  
291 291  
293 +[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
294 +
295 +
292 292  [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
293 293  
294 294  
295 295  
300 +
296 296  === 2.4.2 BAT-Battery Info ===
297 297  
298 298  
... ... @@ -344,7 +344,6 @@
344 344  
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  
... ... @@ -499,11 +499,11 @@
499 499  
500 500  be used to power the external ADC sensor; user can control the power on time for this
501 501  
502 -(% style="color:blue" %)**sensor by setting:**
506 +sensor by setting:
503 503  
504 -**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
505 505  
506 -**For example:**
510 +For example:
507 507  
508 508  AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
509 509  
... ... @@ -524,7 +524,6 @@
524 524  
525 525  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.
526 526  
527 -
528 528  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
529 529  
530 530  [[image:image-20220628151005-5.png]]
... ... @@ -541,123 +541,6 @@
541 541  
542 542  
543 543  
544 -==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
545 -
546 -
547 -[[image:image-20220927095645-1.png||height="534" width="460"]]
548 -
549 -
550 -(% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
551 -
552 -[[image:image-20220906102307-7.png]]
553 -
554 -
555 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
556 -
557 -The external cable NE2 can be use for MOD4 and MOD8
558 -
559 -
560 -
561 -==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
562 -
563 -
564 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
565 -
566 -
567 -(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
568 -
569 -(% style="color:#037691" %)**Case 1: Door Sensor.** (%%)3.3v Out for such sensor is just to detect Open/Close.
570 -
571 - In Open State, the power consumption is the same as if there is no probe
572 -
573 - In Close state, the power consumption will be 3uA higher than normal.
574 -
575 -[[image:image-20220906100852-1.png||height="205" width="377"]]
576 -
577 -
578 -Ext=4,Interrupt Sensor：
579 -
580 -(% border="1.5" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
581 -|(% style="width:117px" %)(((
582 -AT+EXT=4,1
583 -)))|(% style="width:371px" %)(((
584 -Sent uplink packet in both rising and falling interrupt
585 -)))
586 -|(% style="width:117px" %)(((
587 -AT+EXT=4,2
588 -)))|(% style="width:371px" %)(((
589 -Sent uplink packet only in falling interrupt
590 -)))
591 -|(% style="width:117px" %)(((
592 -AT+EXT=4,3
593 -)))|(% style="width:371px" %)(((
594 -Sent uplink packet only in rising interrupt
595 -)))
596 -
597 -Trigger by falling edge:
598 -
599 -[[image:image-20220906101145-2.png]]
600 -
601 -
602 -Trigger by raising edge：
603 -
604 -[[image:image-20220906101145-3.png]]
605 -
606 -
607 -
608 -
609 -==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
610 -
611 -
612 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
613 -
614 -
615 -(% 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.
616 -
617 -[[image:image-20220906101320-4.png||height="366" width="698"]]
618 -
619 -
620 -(% 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
621 -
622 -[[image:image-20220906101320-5.png||height="353" width="696"]]
623 -
624 -
625 -Ext=8, Counting Sensor ( 4 bytes)：
626 -
627 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
628 -|(% style="width:138px" %)(((
629 -AT+EXT=8,0
630 -)))|(% style="width:240px" %)(((
631 -Count at falling interrupt
632 -)))
633 -|(% style="width:138px" %)(((
634 -AT+EXT=8,1
635 -)))|(% style="width:240px" %)(((
636 -Count at rising interrupt
637 -)))
638 -|(% style="width:138px" %)(((
639 -AT+SETCNT=60
640 -)))|(% style="width:240px" %)(((
641 -Sent current count to 60
642 -)))
643 -
644 -[[image:image-20220906101320-6.png]]
645 -
646 -
647 -(% style="color:blue" %)**A2 downlink Command：**
648 -
649 -A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
650 -
651 -A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
652 -
653 -A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
654 -
655 -A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
656 -
657 -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)
658 -
659 -
660 -
661 661  == 2.5 Show data on Datacake ==
662 662  
663 663  
... ... @@ -720,19 +720,11 @@
720 720  
721 721  There are two methods:
722 722  
723 -(% style="color:blue" %)**Method 1:** (%%)IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specified time range.
609 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
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.
724 724  
725 -
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 -
728 -(% style="color:red" %)**Note for method 2:**
729 -
730 -* a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
731 -* b) LHT65N will send data in **CONFIRMED Mode** when PNACKMD=1, but LHT65N won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LHT65N gets a ACK, LHT65N will consider there is a network connection and resend all NONE-ACK Message.
732 -
733 733  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
734 734  
735 -
736 736  [[image:image-20220703111700-2.png||height="381" width="1119"]]
737 737  
738 738  
... ... @@ -760,11 +760,11 @@
760 760  
761 761  
762 762  (((
763 -(% style="color:blue" %)**There are two ways to set device's time:**
641 +There are two ways to set device's time:
764 764  )))
765 765  
766 766  (((
767 -**1.  Through LoRaWAN MAC Command (Default settings)**
645 +**~1. Through LoRaWAN MAC Command (Default settings)**
768 768  )))
769 769  
770 770  (((
... ... @@ -950,22 +950,20 @@
950 950  )))
951 951  )))
952 952  
831 +
953 953  (% _mstvisible="1" %)
954 954  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
955 955  
956 956  (% _mstvisible="1" %)
836 +[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
837 +
838 +(% _mstvisible="1" %)
957 957  (((
958 958  (% _mstvisible="2" %)
959 959  (((
960 960  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
961 961  (((
962 -[[image:image-20221006192726-1.png||height="112" width="754"]]
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)
965 -
966 -(% class="mark" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
967 -
968 -
844 +Poll Message Flag: 1: This message is a poll message reply.
969 969  )))
970 970  )))
971 971  )))
... ... @@ -1014,7 +1014,7 @@
1014 1014  (((
1015 1015  (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
1016 1016  (((
1017 -**a) DR0:** max is 11 bytes so one entry of data
893 +a) DR0: max is 11 bytes so one entry of data
1018 1018  )))
1019 1019  )))
1020 1020  )))
... ... @@ -1025,7 +1025,7 @@
1025 1025  (((
1026 1026  (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
1027 1027  (((
1028 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
904 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
1029 1029  )))
1030 1030  )))
1031 1031  )))
... ... @@ -1036,7 +1036,7 @@
1036 1036  (((
1037 1037  (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
1038 1038  (((
1039 -**c) DR2:** total payload includes 11 entries of data
915 +c) DR2: total payload includes 11 entries of data
1040 1040  )))
1041 1041  )))
1042 1042  )))
... ... @@ -1047,7 +1047,7 @@
1047 1047  (((
1048 1048  (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
1049 1049  (((
1050 -**d) DR3: **total payload includes 22 entries of data.
926 +d) DR3: total payload includes 22 entries of data.
1051 1051  )))
1052 1052  )))
1053 1053  )))
... ... @@ -1058,7 +1058,7 @@
1058 1058  (((
1059 1059  (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1060 1060  (((
1061 -If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
937 +If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
1062 1062  )))
1063 1063  )))
1064 1064  )))
... ... @@ -1106,7 +1106,6 @@
1106 1106  (% _mstvisible="1" %)
1107 1107  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1108 1108  
1109 -
1110 1110  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1111 1111  (((
1112 1112  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -1159,42 +1159,17 @@
1159 1159  (((
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 -
1163 -
1164 -=== 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
1165 -
1166 -
1167 -(((
1168 -(% class="box infomessage" %)
1169 -(((
1170 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1171 -
1172 -**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1173 -
1174 -**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
1175 -
1176 -**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1177 -
1178 -**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
1179 -
1180 -**AT+LEDALARM=1** :       Enable LED visual Alarm.
1181 -)))
1182 -)))
1183 -
1184 -
1185 1185  
1186 1186  )))
1187 1187  
1188 1188  (((
1189 -=== 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
1190 -
1191 -
1041 +**AT COMMAND FOR ALARM MODE:**
1192 1192  )))
1193 1193  
1194 1194  (% _mstvisible="1" class="box infomessage" %)
1195 1195  (((
1196 1196  (((
1197 -**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1047 +**AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1198 1198  )))
1199 1199  
1200 1200  (((
... ... @@ -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  
... ... @@ -1368,11 +1368,11 @@
1368 1368  
1369 1369  Format: Command Code (0x01) followed by 3 bytes time value.
1370 1370  
1371 -If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
1220 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1372 1372  
1373 -* **Example 1**: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
1222 +* **Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1374 1374  
1375 -* **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1224 +* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1376 1376  
1377 1377  
1378 1378  
... ... @@ -1475,6 +1475,8 @@
1475 1475  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1476 1476  * **AT+Sleep=1** :  Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1477 1477  
1327 +
1328 +
1478 1478  (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1479 1479  
1480 1480  [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
... ... @@ -1499,7 +1499,7 @@
1499 1499  
1500 1500  (% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1501 1501  
1502 -0x306007806000  ~/~/  Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1353 +0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1503 1503  
1504 1504  
1505 1505  
... ... @@ -1523,8 +1523,8 @@
1523 1523  
1524 1524  (% style="color:#4f81bd" %)**Downlink Command:**
1525 1525  
1526 -0x28 01  ~/~/  Same As AT+SYNCMOD=1
1527 -0x28 00  ~/~/  Same As AT+SYNCMOD=0
1377 +0x28 01 ~/~/ Same As AT+SYNCMOD=1
1378 +0x28 00 ~/~/ Same As AT+SYNCMOD=0
1528 1528  
1529 1529  
1530 1530  
... ... @@ -1541,7 +1541,7 @@
1541 1541  
1542 1542  (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1543 1543  
1544 -**0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1395 +**0x29 0A** ~/~/ Same as AT+SYNCTDC=0x0A
1545 1545  
1546 1546  
1547 1547  
... ... @@ -1564,10 +1564,8 @@
1564 1564  
1565 1565  == 4.11 Print last few data entries. ==
1566 1566  
1567 -
1568 1568  Feature: Print the last few data entries
1569 1569  
1570 -
1571 1571  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1572 1572  
1573 1573  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1581,7 +1581,6 @@
1581 1581  
1582 1582  == 4.12 Clear Flash Record ==
1583 1583  
1584 -
1585 1585  Feature: Clear flash storage for data log feature.
1586 1586  
1587 1587  
... ... @@ -1592,17 +1592,14 @@
1592 1592  
1593 1593  (% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1594 1594  
1595 -* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1443 +* Example: 0xA301 ~/~/Same as AT+CLRDTA
1596 1596  
1597 1597  
1598 -
1599 1599  == 4.13 Auto Send None-ACK messages ==
1600 1600  
1601 -
1602 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 -
1606 1606  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1607 1607  
1608 1608  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1614,67 +1614,13 @@
1614 1614  
1615 1615  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1616 1616  
1617 -* Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1462 +* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1618 1618  
1619 1619  
1620 -
1621 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1622 -
1623 -
1624 -Feature: Set internal and external temperature sensor alarms.
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
1629 -
1630 -(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1631 -
1632 -(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
1633 -
1634 -0): Cancel
1635 -
1636 -1): Threshold alarm
1637 -
1638 -2): Fluctuation alarm
1639 -
1640 -
1641 -(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
1642 -
1643 -(% 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.**
1644 -
1645 -
1646 -(% style="color:#037691" %) **Parameter 3 and parameter 4:**
1647 -
1648 -1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
1649 -
1650 -Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
1651 -
1652 -
1653 -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.
1654 -
1655 -Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
1656 -
1657 -If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
1658 -
1659 -
1660 -(% style="color:#4f81bd" %)**Downlink Command: 0xA5**
1661 -
1662 -0xA5 00 ~-~- AT+WMOD=0.
1663 -
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 -
1666 -0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1667 -
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 -
1670 -
1671 -
1672 1672  = 5. Battery & How to replace =
1673 1673  
1674 -
1675 1675  == 5.1 Battery Type ==
1676 1676  
1677 -
1678 1678  (((
1679 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.
... ... @@ -1695,10 +1695,8 @@
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 -
1702 1702  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.
1703 1703  
1704 1704  [[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"]]
... ... @@ -1706,7 +1706,6 @@
1706 1706  
1707 1707  == 5.3 Battery Life Analyze ==
1708 1708  
1709 -
1710 1710  (((
1711 1711  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:
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]]
... ... @@ -1724,10 +1724,8 @@
1724 1724  
1725 1725  = 6. FAQ =
1726 1726  
1727 -
1728 1728  == 6.1 How to use AT Command? ==
1729 1729  
1730 -
1731 1731  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.
1732 1732  
1733 1733  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1738,6 +1738,7 @@
1738 1738  * (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1739 1739  * (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1740 1740  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1527 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1741 1741  
1742 1742  (((
1743 1743  In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
... ... @@ -1945,43 +1945,40 @@
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  
1737 +(% _msthash="506131" _msttexthash="14585714" %)
1738 +AT commands：
1951 1951  
1952 -**AT commands：**
1953 -
1954 1954  [[image:image-20220620153708-1.png||height="603" width="723"]]
1955 1955  
1742 +(% _msthash="506132" _msttexthash="337922" %)
1743 +Downlink commands:
1956 1956  
1957 -**Downlink commands:**
1958 1958  
1746 +(% _msthash="506133" _msttexthash="33046" %)
1747 +**TTN:**
1959 1959  
1960 -
1961 -(% style="color:blue" %)**TTN:**
1962 -
1963 1963  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1964 1964  
1965 1965  
1752 +(% _msthash="506134" _msttexthash="11113791" %)
1753 +**Helium：**
1966 1966  
1967 -(% style="color:blue" %)**Helium：**
1968 -
1969 1969  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1970 1970  
1971 1971  
1758 +(% _msthash="506135" _msttexthash="4159844" %)
1759 +**Chirpstack:The downlink window will not be displayed until the network is accessed**
1972 1972  
1973 -(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1974 -
1975 -
1976 1976  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1977 1977  
1978 -
1979 1979  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1980 1980  
1981 1981  
1766 +(% _msthash="506136" _msttexthash="39286" %)
1767 +**Aws:**
1982 1982  
1983 -(% style="color:blue" %)**Aws:**
1984 -
1985 1985  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1986 1986  
1987 1987  
... ... @@ -1988,14 +1988,12 @@
1988 1988  
1989 1989  == 6.3 How to change the uplink interval？ ==
1990 1990  
1775 +[[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"]]
1991 1991  
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 -
1999 1999  [[image:image-20220615153355-1.png]]
2000 2000  
2001 2001  [[image:1655802313617-381.png]]
... ... @@ -2023,7 +2023,6 @@
2023 2023  [[image:image-20220615170542-5.png]]
2024 2024  
2025 2025  
2026 -
2027 2027  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2028 2028  
2029 2029  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2037,7 +2037,6 @@
2037 2037  [[image:image-20220621170938-2.png]]
2038 2038  
2039 2039  
2040 -
2041 2041  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2042 2042  
2043 2043  [[image:image-20220615171334-6.png]]
... ... @@ -2054,16 +2054,13 @@
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 -
2061 2061  [[image:image-20220623110706-1.png]]
2062 2062  
2063 2063  
2064 2064  [[image:image-20220623112117-4.png||height="459" width="343"]]
2065 2065  
2066 -
2067 2067  (((
2068 2068  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.
2069 2069  )))
... ... @@ -2074,19 +2074,15 @@
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 -
2081 2081  [[image:image-20220623110706-1.png]]
2082 2082  
2083 -
2084 2084  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
2085 2085  
2086 2086  [[image:image-20220615170542-5.png]]
2087 2087  
2088 2088  
2089 -
2090 2090  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2091 2091  
2092 2092  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2098,8 +2098,6 @@
2098 2098  (% _msthash="506146" _msttexthash="52173160" %)
2099 2099  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
2100 2100  
2101 -
2102 -
2103 2103  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2104 2104  
2105 2105  [[image:image-20220615171334-6.png]]
... ... @@ -2116,7 +2116,6 @@
2116 2116  Finally,restart reset device again
2117 2117  
2118 2118  
2119 -
2120 2120  = 7. Order Info =
2121 2121  
2122 2122  
... ... @@ -2124,13 +2124,20 @@
2124 2124  
2125 2125  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
2126 2126  
2127 -* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1897 +(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1898 +
2128 2128  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1900 +
2129 2129  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1902 +
2130 2130  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1904 +
2131 2131  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1906 +
2132 2132  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1908 +
2133 2133  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1910 +
2134 2134  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2135 2135  
2136 2136  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -2138,7 +2138,6 @@
2138 2138  * (% style="color:red" %)**E3**(%%): External Temperature Probe
2139 2139  
2140 2140  
2141 -
2142 2142  = 8. Packing Info =
2143 2143  
2144 2144  
... ... @@ -2153,22 +2153,15 @@
2153 2153  * Device Weight: 120.5g
2154 2154  
2155 2155  
2156 -
2157 2157  = 9. Reference material =
2158 2158  
2159 -
2160 2160  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
2161 2161  
2162 2162  
2163 -
2164 2164  = 10. FCC Warning =
2165 2165  
2166 -
2167 2167  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2168 2168  
2169 2169  (1) This device may not cause harmful interference；
2170 2170  
2171 2171  (2) this device must accept any interference received, including interference that may cause undesired operation.
2172 -
2173 -
2174 -
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