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Last modified by Xiaoling on 2023/07/18 10:12
From version 208.1
edited by Edwin Chen
on 2022/10/18 10:07
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
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  
... ... @@ -59,12 +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  
62 +
63 +
64 64  == 1.3 Specification ==
65 65  
66 66  
67 -(% style="color:#037691" %)**Built-in Temperature Sensor:**
67 +**Built-in Temperature Sensor:**
68 68  
69 69  * Resolution: 0.01 °C
70 70  * Accuracy Tolerance : Typ ±0.3 °C
... ... @@ -71,23 +71,28 @@
71 71  * Long Term Drift: < 0.02 °C/yr
72 72  * Operating Range: -40 ~~ 85 °C
73 73  
74 -(% style="color:#037691" %)**Built-in Humidity Sensor:**
75 75  
75 +
76 +**Built-in Humidity Sensor:**
77 +
76 76  * Resolution: 0.04 %RH
77 77  * Accuracy Tolerance : Typ ±3 %RH
78 78  * Long Term Drift: < 0.02 °C/yr
79 79  * Operating Range: 0 ~~ 96 %RH
80 80  
81 -(% style="color:#037691" %)**External Temperature Sensor:**
82 82  
84 +
85 +**External Temperature Sensor:**
86 +
83 83  * Resolution: 0.0625 °C
84 84  * ±0.5°C accuracy from -10°C to +85°C
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
88 -= 2. Connect LHT65N to IoT Server =
89 89  
90 90  
94 += 2. Connect LHT65N to IoT Server =
95 +
91 91  == 2.1 How does LHT65N work? ==
92 92  
93 93  
... ... @@ -132,7 +132,6 @@
132 132  (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
133 133  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.
134 134  
135 -
136 136  (% _mstvisible="1" class="wikigeneratedid" %)
137 137  [[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
138 138  
... ... @@ -197,7 +197,7 @@
197 197  
198 198  
199 199  
200 -== 2.4 Uplink Payload   ( Fport~=2) ==
204 +== 2.4 Uplink Payload ==
201 201  
202 202  
203 203  (((
... ... @@ -276,14 +276,19 @@
276 276  * The 7th byte (EXT #): defines the external sensor model.
277 277  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won't be these four bytes.)
278 278  
283 +
284 +
279 279  === 2.4.1 Decoder in TTN V3 ===
280 280  
281 281  
282 282  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.
283 283  
284 -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:
285 285  
286 286  
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 +
287 287  [[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
288 288  
289 289  
... ... @@ -305,6 +305,8 @@
305 305  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
306 306  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
307 307  
317 +
318 +
308 308  === 2.4.3 Built-in Temperature ===
309 309  
310 310  
... ... @@ -316,6 +316,8 @@
316 316  
317 317  * Temperature:  (0xF5C6-65536)/100=-26.18℃
318 318  
330 +
331 +
319 319  === 2.4.4 Built-in Humidity ===
320 320  
321 321  
... ... @@ -323,6 +323,8 @@
323 323  
324 324  * Humidity:    0x025C/10=60.4%
325 325  
339 +
340 +
326 326  === 2.4.5 Ext # ===
327 327  
328 328  
... ... @@ -334,7 +334,6 @@
334 334  
335 335  === 2.4.6 Ext value ===
336 336  
337 -
338 338  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
339 339  
340 340  
... ... @@ -480,6 +480,8 @@
480 480  * (% 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.
481 481  * (% style="color:blue" %)**Unix Time Request**:(%%)  1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
482 482  
497 +
498 +
483 483  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
484 484  
485 485  
... ... @@ -489,7 +489,7 @@
489 489  
490 490  sensor by setting:
491 491  
492 -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
493 493  
494 494  For example:
495 495  
... ... @@ -512,7 +512,6 @@
512 512  
513 513  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.
514 514  
515 -
516 516  1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
517 517  
518 518  [[image:image-20220628151005-5.png]]
... ... @@ -529,168 +529,6 @@
529 529  
530 530  
531 531  
532 -==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
533 -
534 -
535 -[[image:image-20220927095645-1.png||height="534" width="460"]]
536 -
537 -
538 -**Ext=2,Temperature Sensor(TMP117)：**
539 -
540 -[[image:image-20220906102307-7.png]]
541 -
542 -
543 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
544 -
545 -The external cable NE2 can be use for MOD4 and MOD8
546 -
547 -
548 -
549 -
550 -==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
551 -
552 -
553 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
554 -
555 -
556 -(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
557 -
558 -**Case 1: Door Sensor.** 3.3v Out for such sensor is just to detect Open/Close.
559 -
560 - In Open State, the power consumption is the same as if there is no probe
561 -
562 - In Close state, the power consumption will be 3uA higher than normal.
563 -
564 -[[image:image-20220906100852-1.png||height="205" width="377"]]
565 -
566 -
567 -Ext=4,Interrupt Sensor：
568 -
569 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
570 -|(% style="width:117px" %)(((
571 -AT+EXT=4,1
572 -)))|(% style="width:371px" %)(((
573 -Sent uplink packet in both rising and falling interrupt
574 -)))
575 -|(% style="width:117px" %)(((
576 -AT+EXT=4,2
577 -)))|(% style="width:371px" %)(((
578 -Sent uplink packet only in falling interrupt
579 -)))
580 -|(% style="width:117px" %)(((
581 -AT+EXT=4,3
582 -)))|(% style="width:371px" %)(((
583 -Sent uplink packet only in rising interrupt
584 -)))
585 -
586 -Trigger by falling edge:
587 -
588 -[[image:image-20220906101145-2.png]]
589 -
590 -
591 -Trigger by raising edge：
592 -
593 -[[image:image-20220906101145-3.png]]
594 -
595 -
596 -
597 -
598 -==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
599 -
600 -
601 -(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
602 -
603 -
604 -(% 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.
605 -
606 -[[image:image-20220906101320-4.png||height="366" width="698"]]
607 -
608 -
609 -(% 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
610 -
611 -[[image:image-20220906101320-5.png||height="353" width="696"]]
612 -
613 -Ext=8, Counting Sensor ( 4 bytes)：
614 -
615 -(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
616 -|(% style="width:138px" %)(((
617 -AT+EXT=8,0
618 -)))|(% style="width:240px" %)(((
619 -Count at falling interrupt
620 -)))
621 -|(% style="width:138px" %)(((
622 -AT+EXT=8,1
623 -)))|(% style="width:240px" %)(((
624 -Count at rising interrupt
625 -)))
626 -|(% style="width:138px" %)(((
627 -AT+SETCNT=60
628 -)))|(% style="width:240px" %)(((
629 -Sent current count to 60
630 -)))
631 -
632 -[[image:image-20220906101320-6.png]]
633 -
634 -
635 -(% style="color:blue" %)**A2 downlink Command：**
636 -
637 -A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
638 -
639 -A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
640 -
641 -A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
642 -
643 -A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
644 -
645 -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)
646 -
647 -
648 -(% style="color:blue" %)**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
649 -
650 -
651 -(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
652 -
653 -(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
654 -
655 -0): Cancel
656 -
657 -1): Threshold alarm
658 -
659 -2): Fluctuation alarm
660 -
661 -
662 -(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
663 -
664 -(% 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.**
665 -
666 -
667 -(% style="color:#037691" %) **Parameter 3 and parameter 4:**
668 -
669 -1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
670 -
671 -Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
672 -
673 -
674 -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.
675 -
676 -Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
677 -
678 -If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
679 -
680 -
681 -(% style="color:blue" %)** Downlink:**
682 -
683 -0xA5 00 ~-~- AT+WMOD=0.
684 -
685 -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 )
686 -
687 -0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
688 -
689 -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.
690 -
691 -
692 -
693 -
694 694  == 2.5 Show data on Datacake ==
695 695  
696 696  
... ... @@ -753,19 +753,11 @@
753 753  
754 754  There are two methods:
755 755  
756 -**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.
757 757  
758 -
759 -**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.
760 -
761 -**Note for method 2:**
762 -
763 -* a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
764 -* 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.
765 -
766 766  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
767 767  
768 -
769 769  [[image:image-20220703111700-2.png||height="381" width="1119"]]
770 770  
771 771  
... ... @@ -983,22 +983,20 @@
983 983  )))
984 984  )))
985 985  
831 +
986 986  (% _mstvisible="1" %)
987 987  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
988 988  
989 989  (% _mstvisible="1" %)
836 +[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
837 +
838 +(% _mstvisible="1" %)
990 990  (((
991 991  (% _mstvisible="2" %)
992 992  (((
993 993  (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
994 994  (((
995 -[[image:image-20221006192726-1.png||height="112" width="754"]]
996 -
997 -(% 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)
998 -
999 -(% class="mark" %)**Poll Message Flag**(%%): 1: This message is a poll message reply.
1000 -
1001 -
844 +Poll Message Flag: 1: This message is a poll message reply.
1002 1002  )))
1003 1003  )))
1004 1004  )))
... ... @@ -1047,7 +1047,7 @@
1047 1047  (((
1048 1048  (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
1049 1049  (((
1050 -**a) DR0:** max is 11 bytes so one entry of data
893 +a) DR0: max is 11 bytes so one entry of data
1051 1051  )))
1052 1052  )))
1053 1053  )))
... ... @@ -1058,7 +1058,7 @@
1058 1058  (((
1059 1059  (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
1060 1060  (((
1061 -**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)
1062 1062  )))
1063 1063  )))
1064 1064  )))
... ... @@ -1069,7 +1069,7 @@
1069 1069  (((
1070 1070  (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
1071 1071  (((
1072 -**c) DR2:** total payload includes 11 entries of data
915 +c) DR2: total payload includes 11 entries of data
1073 1073  )))
1074 1074  )))
1075 1075  )))
... ... @@ -1080,7 +1080,7 @@
1080 1080  (((
1081 1081  (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
1082 1082  (((
1083 -**d) DR3: **total payload includes 22 entries of data.
926 +d) DR3: total payload includes 22 entries of data.
1084 1084  )))
1085 1085  )))
1086 1086  )))
... ... @@ -1091,7 +1091,7 @@
1091 1091  (((
1092 1092  (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
1093 1093  (((
1094 -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   
1095 1095  )))
1096 1096  )))
1097 1097  )))
... ... @@ -1139,7 +1139,6 @@
1139 1139  (% _mstvisible="1" %)
1140 1140  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
1141 1141  
1142 -
1143 1143  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1144 1144  (((
1145 1145  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
... ... @@ -1192,37 +1192,17 @@
1192 1192  (((
1193 1193  (% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
1194 1194  
1195 -=== **2.7.1 ALARM MODE ( Since v1.3.1 firmware)** ===
1196 -
1197 -(((
1198 -(% class="box infomessage" %)
1199 -(((
1200 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
1201 -
1202 -**AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
1203 -
1204 -**AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
1205 -
1206 -**AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1207 -
1208 -**AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
1209 -
1210 -**AT+LEDALARM=1** :       Enable LED visual Alarm.
1211 -)))
1212 -)))
1213 -
1214 -
1215 1215  
1216 1216  )))
1217 1217  
1218 1218  (((
1219 -=== **2.7.2 ALARM MODE ( Before v1.3.1 firmware)** ===
1041 +**AT COMMAND FOR ALARM MODE:**
1220 1220  )))
1221 1221  
1222 1222  (% _mstvisible="1" class="box infomessage" %)
1223 1223  (((
1224 1224  (((
1225 -**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)
1226 1226  )))
1227 1227  
1228 1228  (((
... ... @@ -1272,6 +1272,8 @@
1272 1272  * RED LED when external sensor is not connected
1273 1273  * For each success downlink, the PURPLE LED will blink once
1274 1274  
1097 +
1098 +
1275 1275  == 2.9 installation ==
1276 1276  
1277 1277  
... ... @@ -1282,7 +1282,6 @@
1282 1282  
1283 1283  = 3. Sensors and Accessories =
1284 1284  
1285 -
1286 1286  == 3.1 E2 Extension Cable ==
1287 1287  
1288 1288  
... ... @@ -1329,6 +1329,8 @@
1329 1329  * Operating Range: -40 ~~ 125 °C
1330 1330  * Working voltage 2.35v ~~ 5v
1331 1331  
1155 +
1156 +
1332 1332  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1333 1333  
1334 1334  
... ... @@ -1398,6 +1398,8 @@
1398 1398  
1399 1399  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1400 1400  
1226 +
1227 +
1401 1401  == 4.2 Set External Sensor Mode ==
1402 1402  
1403 1403  
... ... @@ -1421,6 +1421,8 @@
1421 1421  
1422 1422  * 0xA20702003c: Same as AT+SETCNT=60
1423 1423  
1251 +
1252 +
1424 1424  == 4.3 Enable/Disable uplink Temperature probe ID ==
1425 1425  
1426 1426  
... ... @@ -1451,6 +1451,8 @@
1451 1451  * **0xA800**  **~-~->** AT+PID=0
1452 1452  * **0xA801**     **~-~->** AT+PID=1
1453 1453  
1283 +
1284 +
1454 1454  == 4.4 Set Password ==
1455 1455  
1456 1456  
... ... @@ -1493,6 +1493,8 @@
1493 1493  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1494 1494  * **AT+Sleep=1** :  Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1495 1495  
1327 +
1328 +
1496 1496  (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1497 1497  
1498 1498  [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
... ... @@ -1502,6 +1502,8 @@
1502 1502  
1503 1503  * There is no downlink command to set to Sleep mode.
1504 1504  
1338 +
1339 +
1505 1505  == 4.7 Set system time ==
1506 1506  
1507 1507  
... ... @@ -1515,7 +1515,7 @@
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
1353 +0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
1519 1519  
1520 1520  
1521 1521  
... ... @@ -1539,8 +1539,8 @@
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
1377 +0x28 01 ~/~/ Same As AT+SYNCMOD=1
1378 +0x28 00 ~/~/ Same As AT+SYNCMOD=0
1544 1544  
1545 1545  
1546 1546  
... ... @@ -1557,7 +1557,7 @@
1557 1557  
1558 1558  (% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1559 1559  
1560 -**0x29 0A**  ~/~/ Same as AT+SYNCTDC=0x0A
1395 +**0x29 0A** ~/~/ Same as AT+SYNCTDC=0x0A
1561 1561  
1562 1562  
1563 1563  
... ... @@ -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  
... ... @@ -1608,15 +1608,14 @@
1608 1608  
1609 1609  (% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1610 1610  
1611 -* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1443 +* Example: 0xA301 ~/~/Same as AT+CLRDTA
1612 1612  
1445 +
1613 1613  == 4.13 Auto Send None-ACK messages ==
1614 1614  
1615 -
1616 1616  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1617 1617  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.
1618 1618  
1619 -
1620 1620  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1621 1621  
1622 1622  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1628,14 +1628,13 @@
1628 1628  
1629 1629  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1630 1630  
1631 -* Example: 0x3401 ~/~/  Same as AT+PNACKMD=1
1462 +* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1632 1632  
1464 +
1633 1633  = 5. Battery & How to replace =
1634 1634  
1635 -
1636 1636  == 5.1 Battery Type ==
1637 1637  
1638 -
1639 1639  (((
1640 1640  (((
1641 1641  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.
... ... @@ -1656,10 +1656,8 @@
1656 1656  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1657 1657  
1658 1658  
1659 -
1660 1660  == 5.2 Replace Battery ==
1661 1661  
1662 -
1663 1663  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.
1664 1664  
1665 1665  [[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"]]
... ... @@ -1667,7 +1667,6 @@
1667 1667  
1668 1668  == 5.3 Battery Life Analyze ==
1669 1669  
1670 -
1671 1671  (((
1672 1672  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:
1673 1673  [[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]]
... ... @@ -1685,10 +1685,8 @@
1685 1685  
1686 1686  = 6. FAQ =
1687 1687  
1688 -
1689 1689  == 6.1 How to use AT Command? ==
1690 1690  
1691 -
1692 1692  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.
1693 1693  
1694 1694  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1699,6 +1699,7 @@
1699 1699  * (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1700 1700  * (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1701 1701  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1527 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1702 1702  
1703 1703  (((
1704 1704  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.
... ... @@ -1906,43 +1906,40 @@
1906 1906  AT+PID:  Get or set the PID
1907 1907  
1908 1908  
1909 -
1910 1910  == 6.2 Where to use AT commands and Downlink commands ==
1911 1911  
1737 +(% _msthash="506131" _msttexthash="14585714" %)
1738 +AT commands：
1912 1912  
1913 -**AT commands：**
1914 -
1915 1915  [[image:image-20220620153708-1.png||height="603" width="723"]]
1916 1916  
1742 +(% _msthash="506132" _msttexthash="337922" %)
1743 +Downlink commands:
1917 1917  
1918 -**Downlink commands:**
1919 1919  
1746 +(% _msthash="506133" _msttexthash="33046" %)
1747 +**TTN:**
1920 1920  
1921 -
1922 -(% style="color:blue" %)**TTN:**
1923 -
1924 1924  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1925 1925  
1926 1926  
1752 +(% _msthash="506134" _msttexthash="11113791" %)
1753 +**Helium：**
1927 1927  
1928 -(% style="color:blue" %)**Helium：**
1929 -
1930 1930  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1931 1931  
1932 1932  
1758 +(% _msthash="506135" _msttexthash="4159844" %)
1759 +**Chirpstack:The downlink window will not be displayed until the network is accessed**
1933 1933  
1934 -(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1935 -
1936 -
1937 1937  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1938 1938  
1939 -
1940 1940  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1941 1941  
1942 1942  
1766 +(% _msthash="506136" _msttexthash="39286" %)
1767 +**Aws:**
1943 1943  
1944 -(% style="color:blue" %)**Aws:**
1945 -
1946 1946  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1947 1947  
1948 1948  
... ... @@ -1949,14 +1949,12 @@
1949 1949  
1950 1950  == 6.3 How to change the uplink interval？ ==
1951 1951  
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"]]
1952 1952  
1953 -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);"]]
1954 1954  
1955 1955  
1956 -
1957 1957  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1958 1958  
1959 -
1960 1960  [[image:image-20220615153355-1.png]]
1961 1961  
1962 1962  [[image:1655802313617-381.png]]
... ... @@ -1984,7 +1984,6 @@
1984 1984  [[image:image-20220615170542-5.png]]
1985 1985  
1986 1986  
1987 -
1988 1988  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1989 1989  
1990 1990  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -1998,7 +1998,6 @@
1998 1998  [[image:image-20220621170938-2.png]]
1999 1999  
2000 2000  
2001 -
2002 2002  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2003 2003  
2004 2004  [[image:image-20220615171334-6.png]]
... ... @@ -2015,16 +2015,13 @@
2015 2015  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
2016 2016  
2017 2017  
2018 -
2019 2019  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
2020 2020  
2021 -
2022 2022  [[image:image-20220623110706-1.png]]
2023 2023  
2024 2024  
2025 2025  [[image:image-20220623112117-4.png||height="459" width="343"]]
2026 2026  
2027 -
2028 2028  (((
2029 2029  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.
2030 2030  )))
... ... @@ -2035,19 +2035,15 @@
2035 2035  [[image:image-20220615154519-3.png||height="672" width="807"]]
2036 2036  
2037 2037  
2038 -
2039 2039  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
2040 2040  
2041 -
2042 2042  [[image:image-20220623110706-1.png]]
2043 2043  
2044 -
2045 2045  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
2046 2046  
2047 2047  [[image:image-20220615170542-5.png]]
2048 2048  
2049 2049  
2050 -
2051 2051  (% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
2052 2052  
2053 2053  (% _msthash="506146" _msttexthash="52173160" %)
... ... @@ -2059,8 +2059,6 @@
2059 2059  (% _msthash="506146" _msttexthash="52173160" %)
2060 2060  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
2061 2061  
2062 -
2063 -
2064 2064  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
2065 2065  
2066 2066  [[image:image-20220615171334-6.png]]
... ... @@ -2077,7 +2077,6 @@
2077 2077  Finally,restart reset device again
2078 2078  
2079 2079  
2080 -
2081 2081  = 7. Order Info =
2082 2082  
2083 2083  
... ... @@ -2085,13 +2085,20 @@
2085 2085  
2086 2086  (% style="color:#4f81bd" %)**XX **(%%): The default frequency band
2087 2087  
2088 -* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1897 +(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1898 +
2089 2089  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1900 +
2090 2090  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1902 +
2091 2091  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1904 +
2092 2092  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1906 +
2093 2093  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1908 +
2094 2094  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1910 +
2095 2095  * (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2096 2096  
2097 2097  (% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
... ... @@ -2098,6 +2098,7 @@
2098 2098  
2099 2099  * (% style="color:red" %)**E3**(%%): External Temperature Probe
2100 2100  
1917 +
2101 2101  = 8. Packing Info =
2102 2102  
2103 2103  
... ... @@ -2111,19 +2111,16 @@
2111 2111  * Device Size:  10 x 10 x 3.5 cm
2112 2112  * Device Weight: 120.5g
2113 2113  
1931 +
2114 2114  = 9. Reference material =
2115 2115  
2116 -
2117 2117  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
2118 2118  
1936 +
2119 2119  = 10. FCC Warning =
2120 2120  
2121 -
2122 2122  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
2123 2123  
2124 2124  (1) This device may not cause harmful interference；
2125 2125  
2126 2126  (2) this device must accept any interference received, including interference that may cause undesired operation.
2127 -
2128 -
2129 -
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