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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.1
edited by Xiaoling
on 2022/06/17 14:32
Change comment: Rollback to version 145.1
To version 168.6
edited by Xiaoling
on 2022/06/21 09:30
Change comment: There is no comment for this version

Summary

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Title
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1 -LHT65N LoRaWAN Temperature & Humidity Sensor Manual
1 +LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Parent
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1 -Main.WebHome
1 +Main.User Manual for LoRaWAN End Nodes.WebHome
Content
... ... @@ -1,60 +1,50 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:1655774244188-589.png]]
3 3  
4 4  
5 5  
6 6  
7 -
8 8  (% _mstvisible="1" %)
9 9  (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
10 10  
11 -{{toc/}}
12 12  
13 13  
14 14  
15 15  
14 +
15 +
16 16  (% _mstvisible="1" %)
17 17  = (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18 18  
19 19  (% _mstvisible="1" %)
20 -== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
20 +== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT52 Temperature & Humidity Sensor(%%) ==
21 21  
22 22  (% _mstvisible="1" %)
23 23  (((
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 -The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
26 -)))
25 +
27 27  
28 -(% _mstvisible="1" %)
29 -(((
30 -(% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
31 -The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
32 -)))
27 +The Dragino LHT52 Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:blue" %)**built-in Temperature & Humidity sensor** (%%)and has a USB Type-C sensor connector to connect to external sensors such as external Temperature Sensor.
33 33  
34 -(% _mstvisible="1" %)
35 -(((
36 -(% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
37 -LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
38 -)))
29 +LHT52 (% style="color:blue" %)**senses environment temperature and humidity**(%%) and send these values via long-range wireless LoRaWAN protocol. It targets professional wireless sensor network applications such as food service, smart metering, smart cities, building automation, and so on.
39 39  
40 -(% _mstvisible="1" %)
41 -(((
42 -(% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
43 -LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
44 -)))
31 +LHT52 supports(% style="color:blue" %)** 2 x AAA batteries **(%%)and works for a long time up to several years. Use can replace the batteries easily after they are finished.
45 45  
46 -(% _mstvisible="1" %)
47 -(((
48 -(% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
49 -LHT65N supports (% _mstvisible="4" style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
33 +LHT52 is fully compatible with LoRaWAN v1.0.3 protocol, it can work with standard LoRaWAN gateway.
34 +
35 +LHT52 supports(% style="color:blue" %)** Datalog feature** (%%)to make sure users won’t miss sensor data. It records sensor value for every uplink. These values can be retrieved by LoRaWAN server via downlink command.
36 +
37 +LHT52 supports(% style="color:blue" %)** temperature alarm feature**(%%). It can uplink alarm in a short interval while temperature exceeds preset limits.
38 +
39 +*Battery life depends how often to send data, please see [[battery analyzer>>||anchor="H4.2A0PowerConsumptionAnalyze"]].
40 +
41 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
42 +[[image:1655774519494-861.png]]
50 50  )))
51 51  
52 52  (% _mstvisible="1" %)
53 53  (((
54 54  (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
55 -*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
56 -
57 -(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 58  
59 59  )))
60 60  
... ... @@ -62,18 +62,21 @@
62 62  == (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
63 63  
64 64  (% _mstvisible="1" %)
65 -* Wall mountable
66 -* LoRaWAN v1.0.3 Class A protocol
55 +* Wall Attachable.
56 +* LoRaWAN v1.0.3 Class A protocol.
57 +* Built-in Temperature & Humidity sensor
58 +* Optional External Probe
67 67  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
68 68  * AT Commands to change parameters
69 69  * Remote configure parameters via LoRaWAN Downlink
70 -* Firmware upgradeable via program port
71 -* Built-in 2400mAh battery for up to 10 years of use.
72 -* Built-in Temperature & Humidity sensor
73 -* Optional External Sensors
74 -* Tri-color LED to indicate working status
62 +* Firmware upgradable via program port
63 +* Support 2 x AAA LR03 batteries.
75 75  * Datalog feature
65 +* IP Rating: IP52
76 76  
67 +
68 +
69 +
77 77  (% _mstvisible="1" %)
78 78  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
79 79  
... ... @@ -86,27 +86,10 @@
86 86  (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
87 87  )))
88 88  
89 -(% _mstvisible="1" %)
90 -* (% _mstvisible="3" %)
91 -(((
92 -(% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
93 -Resolution: 0.01 °C
94 -)))
95 -* (% _mstvisible="3" %)
96 -(((
97 -(% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
98 -Accuracy Tolerance : Typ ±0.3 °C
99 -)))
100 -* (% _mstvisible="3" %)
101 -(((
102 -(% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
103 -Long Term Drift: < 0.02 °C/yr
104 -)))
105 -* (% _mstvisible="3" %)
106 -(((
107 -(% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
108 -Operating Range: -40 ~~ 85 °C
109 -)))
82 +* Resolution: 0.01 °C
83 +* Accuracy Tolerance: Typ ±0.3 °C
84 +* Long Term Drift: < 0.02 °C/yr
85 +* Operating Range: -20 ~~ 50 °C
110 110  
111 111  (% _mstvisible="1" %)
112 112  (((
... ... @@ -115,61 +115,24 @@
115 115  
116 116  (% _mstvisible="2" %)
117 117  (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
118 -)))
119 119  
120 -(% _mstvisible="1" %)
121 -* (% _mstvisible="3" %)
122 -(((
123 -(% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
124 -Resolution: 0.04 %RH
95 +
96 +* Resolution: 0.1 %RH
97 +* Accuracy Tolerance: Typ ±3 %RH
98 +* Long Term Drift: < 0.02 °C/yr
99 +* Operating Range: 0 ~~ 99.0 %RH(no Dew)
125 125  )))
126 -* (% _mstvisible="3" %)
127 -(((
128 -(% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
129 -Accuracy Tolerance : Typ ±3 %RH
130 -)))
131 -* (% _mstvisible="3" %)
132 -(((
133 -(% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
134 -Long Term Drift: < 0.02 °C/yr
135 -)))
136 -* (% _mstvisible="3" %)
137 -(((
138 -(% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
139 -Operating Range: 0 ~~ 96 %RH
140 -)))
141 141  
142 142  (% _mstvisible="1" %)
143 143  (((
144 144  (% _mstvisible="2" %)
145 145  
146 -
147 -(% _mstvisible="2" %)
148 -(% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
149 149  )))
150 150  
151 -(% _mstvisible="1" %)
152 -* (% _mstvisible="3" %)
108 +(% _mstvisible="3" %)
153 153  (((
154 -(% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
155 -Resolution: 0.0625 °C
156 -)))
157 -* (% _mstvisible="3" %)
158 -(((
159 -(% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
160 -±0.5°C accuracy from -10°C to +85°C
161 -)))
162 -* (% _mstvisible="3" %)
163 -(((
164 -(% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
165 -±2°C accuracy from -55°C to +125°C
166 -)))
167 -* (% _mstvisible="3" %)
168 -(((
169 -(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
170 -Operating Range: -55 °C ~~ 125 °C
110 +
171 171  
172 -
173 173  (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
174 174  
175 175  )))
... ... @@ -202,8 +202,8 @@
202 202  The LHT65N has two working modes:
203 203  
204 204  (% _mstvisible="1" %)
205 -* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
206 -* **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
144 +* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
145 +* (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
207 207  
208 208  (% _mstvisible="1" %)
209 209  (((
... ... @@ -241,7 +241,7 @@
241 241  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
242 242  
243 243  (% _mstvisible="1" %)
244 -[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
183 +[[image:image-20220617150003-1.jpeg]]
245 245  
246 246  (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
247 247  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
... ... @@ -468,7 +468,6 @@
468 468  )))
469 469  
470 470  
471 -
472 472  (% _mstvisible="1" %)
473 473  ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
474 474  
... ... @@ -589,6 +589,18 @@
589 589  * 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.
590 590  * 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)
591 591  
530 +==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
531 +
532 +In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
533 +
534 +be used to power the external ADC sensor; user can control the power on time for this
535 +
536 +sensor by setting:
537 +
538 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
539 +
540 +
541 +
592 592  (% _mstvisible="1" %)
593 593  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
594 594  
... ... @@ -1080,19 +1080,19 @@
1080 1080  (% _mstvisible="1" class="box infomessage" %)
1081 1081  (((
1082 1082  (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1083 -(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%): Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1033 +(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1084 1084  
1085 1085  (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1086 -(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%): The interval between checking the alarm temperature. (In minutes)
1036 +(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1087 1087  
1088 1088  (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1089 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%): Gets or sets the alarm range of the internal temperature sensor
1039 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1090 1090  
1091 1091  (% _mstvisible="2" style="text-align: left;" %)
1092 -(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%): Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1042 +(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1093 1093  
1094 1094  (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1095 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%): Set the internal temperature sensor alarm range from 45 to 105.
1045 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1096 1096  )))
1097 1097  
1098 1098  
... ... @@ -1135,9 +1135,6 @@
1135 1135  For each success downlink, the PURPLE LED will blink once
1136 1136  
1137 1137  
1138 -
1139 -
1140 -(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1141 1141  
1142 1142  )))
1143 1143  
... ... @@ -1152,6 +1152,17 @@
1152 1152  = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1153 1153  
1154 1154  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1102 +== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1103 +
1104 +[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1105 +
1106 +1m long breakout cable for LHT65N
1107 +
1108 +[[image:image-20220619092421-3.png||height="371" width="529"]]
1109 +
1110 +
1111 +
1112 +(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1155 1155  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1156 1156  
1157 1157  (% _mstvisible="1" %)
... ... @@ -1241,7 +1241,7 @@
1241 1241  (% _mstvisible="1" %)
1242 1242  (((
1243 1243  (% _mstvisible="2" style="text-align: left;" %)
1244 -(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506054" _msttexthash="792038" %)**Commands special design for LHT65N**
1202 +(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1245 1245  )))
1246 1246  
1247 1247  (% _mstvisible="1" %)
... ... @@ -1644,6 +1644,7 @@
1644 1644  (% _mstvisible="1" %)
1645 1645  [[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"]]
1646 1646  
1605 +
1647 1647  (% _mstvisible="1" %)
1648 1648  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1649 1649  
... ... @@ -1683,18 +1683,18 @@
1683 1683  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1684 1684  
1685 1685  (% _msthash="506062" _msttexthash="1187732" %)
1686 -✓** USB to TTL GND <~-~->GND**
1645 +**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1687 1687  
1688 -(% _msthash="506063" _msttexthash="1158313" %)**✓ USB to TTL RXD <~-~-> D+**
1647 +(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1689 1689  
1690 -(% _msthash="506064" _msttexthash="1175629" %)**✓ USB to TTL TXD <~-~-> A11**
1649 +(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1691 1691  
1692 -(% _msthash="506065" _msttexthash="1164696" %)**✓ USB to TTL 3.3V <~-~-> D-**
1651 +(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1693 1693  
1694 1694  
1695 1695  (((
1696 1696  (% _msthash="736726" _msttexthash="67213055" %)
1697 -In PC, User needs to set serial tool(such as **putty**, SecureCRT) baud rate to **9600** to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:**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.
1656 +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.
1698 1698  )))
1699 1699  
1700 1700  (((
... ... @@ -1906,84 +1906,96 @@
1906 1906  (% _msthash="506131" _msttexthash="14585714" %)
1907 1907  AT commands：
1908 1908  
1909 -[[image:image-20220615092034-1.png||_mstalt="428870"]]
1868 +[[image:image-20220620153708-1.png||height="603" width="723"]]
1910 1910  
1911 1911  (% _msthash="506132" _msttexthash="337922" %)
1912 1912  Downlink commands:
1913 1913  
1873 +
1914 1914  (% _msthash="506133" _msttexthash="33046" %)
1915 -TTN:
1875 +**TTN:**
1916 1916  
1917 -[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1877 +[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1918 1918  
1879 +
1919 1919  (% _msthash="506134" _msttexthash="11113791" %)
1920 -Helium：
1881 +**Helium：**
1921 1921  
1922 -[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1883 +[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1923 1923  
1885 +
1924 1924  (% _msthash="506135" _msttexthash="4159844" %)
1925 -Chirpstack:The downlink window will not be displayed until the network is accessed
1887 +**Chirpstack:The downlink window will not be displayed until the network is accessed**
1926 1926  
1927 1927  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1928 1928  
1929 -[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1891 +[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1930 1930  
1893 +
1931 1931  (% _msthash="506136" _msttexthash="39286" %)
1932 -Aws:
1895 +**Aws:**
1933 1933  
1934 -[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1897 +[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1935 1935  
1899 +
1936 1936  == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1937 1937  
1938 1938  [[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"]]
1939 1939  
1904 +
1940 1940  (% _msthash="536757" _msttexthash="1874951" %)
1941 1941  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1942 1942  
1943 1943  [[image:image-20220615153355-1.png]]
1944 1944  
1945 -(% _msthash="506138" _msttexthash="243997" %)
1946 -1 < - -> GND  < - ->  Black
1910 +[[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1947 1947  
1948 -(% _msthash="506139" _msttexthash="257166" %)
1949 -5 < - ->  RXD  < - ->  White
1912 +(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1950 1950  
1951 -(% _msthash="506140" _msttexthash="253799" %)
1952 -9 < - ->  TXD  < - ->  Green
1914 +(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1953 1953  
1954 -[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1916 +(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1955 1955  
1918 +
1919 +To switch from download mode to command mode, press reset key
1920 +
1921 +
1956 1956  (((
1957 1957  (% _msthash="736728" _msttexthash="67213055" %)
1958 -In PC, User needs to set serial tool(such as **putty**, SecureCRT) baud rate to **9600** to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:**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.
1924 +(((
1925 +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:red" %)**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.
1959 1959  )))
1927 +)))
1960 1960  
1961 1961  (((
1962 1962  (% _msthash="736729" _msttexthash="1907009" %)
1963 1963  Input password and ATZ to activate LHT65N,As shown below:
1964 1964  
1965 -[[image:image-20220615154519-3.png]]
1933 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1966 1966  
1967 1967  
1968 1968  )))
1969 1969  
1970 -(% _msthash="536758" _msttexthash="1832428" %)
1971 1971  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1972 1972  
1940 +
1973 1973  [[image:image-20220615153355-1.png]]
1974 1974  
1975 -(% _msthash="506141" _msttexthash="231309" %)
1976 -4  < - ->  3.3V  < - ->  Blue
1943 +(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1977 1977  
1978 -(% _msthash="506142" _msttexthash="257166" %)
1979 -5 < - ->  RXD  < - ->  White
1945 +(% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1980 1980  
1981 -(% _msthash="506143" _msttexthash="253799" %)
1982 -9 < - ->  TXD  < - ->  Green
1947 +(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1983 1983  
1984 -Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1949 +(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1985 1985  
1951 +[[image:image-20220620160241-6.jpeg||height="428" width="571"]]
1986 1986  
1953 +Press reset after connecting the 4boot cable to enter the download mode.
1954 +
1955 +[[image:image-20220620160516-7.png||height="435" width="435"]]
1956 +
1957 +
1987 1987  (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
1988 1988  
1989 1989  [[image:image-20220615170542-5.png]]
... ... @@ -1999,9 +1999,9 @@
1999 1999  [[image:image-20220615171334-6.png]]
2000 2000  
2001 2001  
2002 -(% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
1973 +(% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2003 2003  
2004 -
1975 +[[image:image-20220620160723-8.png]]
2005 2005  )))
2006 2006  
2007 2007  (% _mstvisible="1" %)
... ... @@ -2023,42 +2023,42 @@
2023 2023  * (% _mstvisible="3" %)
2024 2024  (((
2025 2025  (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2026 -(% _mstvisible="6" style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
1997 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
2027 2027  )))
2028 2028  * (% _mstvisible="3" %)
2029 2029  (((
2030 2030  (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2031 -(% _mstvisible="6" style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
2002 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
2032 2032  )))
2033 2033  * (% _mstvisible="3" %)
2034 2034  (((
2035 2035  (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2036 -(% _mstvisible="6" style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
2007 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
2037 2037  )))
2038 2038  * (% _mstvisible="3" %)
2039 2039  (((
2040 2040  (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2041 -(% _mstvisible="6" style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
2012 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
2042 2042  )))
2043 2043  * (% _mstvisible="3" %)
2044 2044  (((
2045 2045  (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2046 -(% _mstvisible="6" style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
2017 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
2047 2047  )))
2048 2048  * (% _mstvisible="3" %)
2049 2049  (((
2050 2050  (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2051 -(% _mstvisible="6" style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
2022 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
2052 2052  )))
2053 2053  * (% _mstvisible="3" %)
2054 2054  (((
2055 2055  (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2056 -(% _mstvisible="6" style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
2027 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
2057 2057  )))
2058 2058  * (% _mstvisible="3" %)
2059 2059  (((
2060 2060  (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2061 -(% _mstvisible="6" style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
2032 +(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
2062 2062  )))
2063 2063  
2064 2064  (% _mstvisible="1" %)
... ... @@ -2071,10 +2071,8 @@
2071 2071  * (% _mstvisible="3" %)
2072 2072  (((
2073 2073  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2074 -(% _mstvisible="6" style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
2045 +(% style="color:red" %)**E3**(%%): External Temperature Probe
2075 2075  
2076 -
2077 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2078 2078  
2079 2079  )))
2080 2080  
... ... @@ -2098,11 +2098,6 @@
2098 2098  )))
2099 2099  * (% _mstvisible="3" %)
2100 2100  (((
2101 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2102 -Program cable x 1
2103 -)))
2104 -* (% _mstvisible="3" %)
2105 -(((
2106 2106  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2107 2107  Optional external sensor
2108 2108  )))
... ... @@ -2117,25 +2117,16 @@
2117 2117  * (% _mstvisible="3" %)
2118 2118  (((
2119 2119  (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2120 -Device Size:  13.5 x 7 x 3 cm
2084 +Device Size:  10 x 10 x 3.5 cm
2121 2121  )))
2122 2122  * (% _mstvisible="3" %)
2123 2123  (((
2124 2124  (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2125 -Device Weight: 105g
2089 +Device Weight: 120.5g
2126 2126  )))
2127 -* (% _mstvisible="3" %)
2128 -(((
2129 -(% _msthash="903341" _msttexthash="562926" _mstvisible="4" %)
2130 -Package Size / pcs : 14.5 x 8 x 5 cm
2131 -)))
2132 -* (% _mstvisible="3" %)
2133 -(((
2134 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2135 -Weight / pcs : 170g
2136 2136  
2137 -
2138 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2092 +(% _mstvisible="3" %)
2093 +(((
2139 2139  
2140 2140  )))
2141 2141  
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