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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.21
edited by Xiaoling
on 2022/06/17 14:59
Change comment: There is no comment for this version
To version 152.1
edited by Edwin Chen
on 2022/06/19 09:24
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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22 22  (% _mstvisible="1" %)
23 23  (((
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 +
26 +
27 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 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 26  )))
27 27  
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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. 
208 +* (% 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.
209 +* (% 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  (((
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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"]]
247 +[[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:
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398 398  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
399 399  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
400 400  
401 -
402 -
403 403  (% _mstvisible="1" %)
404 404  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
405 405  
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415 415  (% _mstvisible="1" %)
416 416  * Temperature:  (0xF5C6-65536)/100=-26.18℃
417 417  
418 -
419 419  (% _mstvisible="1" %)
420 420  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
421 421  
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425 425  (% _mstvisible="1" %)
426 426  * Humidity:    0x025C/10=60.4%
427 427  
428 -
429 429  (% _mstvisible="1" %)
430 430  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
431 431  
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593 593  * 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.
594 594  * 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)
595 595  
596 -
597 597  (% _mstvisible="1" %)
598 598  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
599 599  
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656 656  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
657 657  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 network recover.
658 658  
659 -
660 660  (% _mstvisible="1" %)
661 661  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
662 662  
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1154 1154  (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1155 1155  = (% _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(%%) =
1156 1156  
1154 +(% _msthidden="1" _mstvisible="1" class="wikigeneratedid" style="text-align: left;" %)
1155 +== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1156 +
1157 +[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1158 +
1159 +1m long breakout cable for LHT65N
1160 +
1161 +[[image:image-20220619092421-3.png||height="371" width="529"]]
1162 +
1163 +
1164 +
1157 1157  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1158 1158  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1159 1159  
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1172 1172  * -55°C to 125°C
1173 1173  * Working voltage 2.35v ~~ 5v
1174 1174  
1175 -
1176 1176  (% _mstvisible="1" style="text-align: left;" %)
1177 1177  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1178 1178  
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1388 1388  * 0xA800  **~-~->** AT+PID=0
1389 1389  * 0xA801     **~-~->** AT+PID=1
1390 1390  
1391 -
1392 1392  (% _mstvisible="1" style="text-align: left;" %)
1393 1393  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1394 1394  
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1460 1460  (% _mstvisible="1" %)
1461 1461  * There is no downlink command to set to Sleep mode.
1462 1462  
1463 -
1464 1464  (% _mstvisible="1" %)
1465 1465  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1466 1466  
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1595 1595  (% _mstvisible="1" %)
1596 1596  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1597 1597  
1598 -
1599 1599  (% _mstvisible="1" %)
1600 1600  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1601 1601  
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1619 1619  (% _mstvisible="1" %)
1620 1620  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1621 1621  
1622 -
1623 1623  (% _mstvisible="1" %)
1624 1624  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1625 1625  
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1652 1652  (% _mstvisible="1" %)
1653 1653  [[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"]]
1654 1654  
1658 +
1655 1655  (% _mstvisible="1" %)
1656 1656  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1657 1657  
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1981 1981  
1982 1982  )))
1983 1983  
1984 -
1985 1985  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1986 1986  
1987 1987  [[image:image-20220615153355-1.png]]
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2084 2084  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2085 2085  (% style="color:red" %)**E3**(%%): External Temperature Probe
2086 2086  
2087 -
2088 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2089 2089  
2090 2090  )))
2091 2091  
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2109 2109  )))
2110 2110  * (% _mstvisible="3" %)
2111 2111  (((
2112 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2113 -Program cable x 1
2114 -)))
2115 -* (% _mstvisible="3" %)
2116 -(((
2117 2117  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2118 2118  Optional external sensor
2119 2119  )))
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2139 2139  (% _mstvisible="3" %)
2140 2140  (((
2141 2141  
2142 -
2143 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2144 -
2145 2145  )))
2146 2146  
2147 2147  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
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2148 2148  
2149 2149  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
2150 2150  
2144 +
2145 +
2151 2151  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2152 2152  
2153 2153  (% _mstvisible="1" %)
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