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Last modified by Xiaoling on 2023/07/18 10:12
From version 261.3
edited by Xiaoling
on 2023/07/17 15:27
Change comment: There is no comment for this version
To version 252.24
edited by Xiaoling
on 2023/06/19 17:29
Change comment: There is no comment for this version

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1 1  (% style="text-align:center" %)
2 -[[image:image-20230717152014-10.png||height="575" width="339"]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3 3  
4 4  
5 5  
6 +
7 +
6 6  **Table of Contents:**
7 7  
8 8  {{toc/}}
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13 13  
14 14  = 1. Introduction =
15 15  
16 -== 1.1 What is LHT65N LoRaWAN (% style="display:none" %) (%%)Temperature & Humidity Sensor ==
18 +== 1.1 What is LHT65N Temperature & Humidity Sensor ==
17 17  
18 18  
19 19  (((
20 -The Dragino LHT65N (% style="display:none" %) (%%)Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor.**
22 +The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor.**
21 21  )))
22 22  
23 23  (((
... ... @@ -116,7 +116,7 @@
116 116  )))
117 117  
118 118  
119 -[[image:image-20230717144740-2.png||height="391" width="267"]]
121 +[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
120 120  
121 121  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
122 122  |=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
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130 130  |(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
131 131  
132 132  
135 +
133 133  == 2.3 Example to join LoRaWAN network ==
134 134  
135 135  
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303 303  * Temperature:  (0xF5C6-65536)/100=-26.18℃
304 304  
305 305  
306 -
307 307  (% style="display:none" %)
308 308  
309 309  === 2.4.4 Built-in Humidity ===
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314 314  * Humidity:    0x025C/10=60.4%
315 315  
316 316  
319 +​​​​​​​(% style="display:none" %)
317 317  
318 -(% style="display:none" %)
319 -
320 320  === 2.4.5 Ext # ===
321 321  
322 322  
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328 328  |(% style="width:102px" %)0x09|(% style="width:319px" %)Sensor E3, Temperature Sensor, Datalog Mod
329 329  
330 330  
332 +
331 331  === 2.4.6 Ext value ===
332 332  
333 333  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
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364 364  Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
365 365  )))
366 366  
369 +
367 367  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
368 368  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
369 369  **Size(bytes)**
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467 467  
468 468  
469 469  
470 -==== 2.4.6.4 Ext~=2 TMP117 Sensor((% style="display:none" %) (%%)Since Firmware v1.3)(% style="display:none" %) (%%) ====
473 +==== 2.4.6.4 Ext~=2 TMP117 Sensor(Since Firmware v1.3) ====
471 471  
472 -[[image:image-20230717151328-8.png]]
473 473  
474 -(% style="display:none" %) (%%)
476 +[[image:image-20220927095645-1.png||_mstalt="433771" height="534" width="460"]]
475 475  
476 476  
477 -
478 478  (% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
479 479  
480 480  [[image:image-20220906102307-7.png||_mstalt="430443"]]
481 481  
482 482  
483 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**(% style="color: blue; display: none" %)** **
484 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
484 484  
485 485  The external cable NE2 can be use for MOD4 and MOD8
486 486  
487 487  
488 488  
489 -==== 2.4.6.5 Ext~=11 SHT31 Sensor ((% style="display:none" %) (%%)Since Firmware v1.4.1) ====
490 +==== 2.4.6.5 Ext~=11 SHT31 Sensor (Since Firmware v1.4.1) ====
490 490  
491 491  
493 +[[image:65N-E31F.jpg||height="454" width="459"]]
492 492  
493 -[[image:image-20230717151245-7.png]]
494 494  
495 495  (% style="color:blue" %)**Ext=11,Temperature & Humidity Sensor(SHT31)：**
496 496  
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603 603  Timestamp mode is designed for LHT65N with E2 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
604 604  )))
605 605  
607 +
606 606  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
607 607  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
608 608  **Size(bytes)**
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1128 1128  * Working voltage 2.35v ~~ 5v
1129 1129  
1130 1130  
1133 +
1131 1131  == 3.3 E31F Temperature Probe ==
1132 1132  
1133 1133  
1134 -[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:image-20230717151424-9.png||height="221" width="204"]](% style="display:none" %)
1137 +[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:65N-E31F.jpg||height="196" width="198"]]
1135 1135  
1136 1136  
1137 1137  Temperature sensor with 1 meters cable long
1138 1138  
1139 -
1140 1140  **Built-in Temperature Sensor:**
1141 1141  
1142 1142  * Resolution: 0.01 °C
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1244 1244  
1245 1245  Feature: Change External Sensor Mode.
1246 1246  
1249 +
1247 1247  (% style="color:#4f81bd" %)**AT Command: AT+EXT**
1248 1248  
1252 +
1249 1249  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:468px" %)
1250 1250  |(% style="background-color:#d9e2f3; color:#0070c0; width:155px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:153px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:160px" %)**Response**
1251 1251  |(% style="width:155px" %)AT+EXT=?|(% style="width:151px" %)Get current external sensor mode|(% style="width:158px" %)1 OK External Sensor mode =1
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1428 1428  
1429 1429  [[image:image-20230426164330-2.png]]
1430 1430  
1435 +
1431 1431  (% style="color:#4f81bd" %)**Downlink Command:**
1432 1432  
1433 1433  No downlink commands for feature
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1442 1442  
1443 1443  [[image:image-20230426164932-3.png]]
1444 1444  
1450 +
1445 1445  (% style="color:#4f81bd" %)**Downlink Command:**
1446 1446  
1447 1447  No downlink commands for feature
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1452 1452  
1453 1453  Feature: Clear flash storage for data log feature.
1454 1454  
1461 +
1455 1455  (% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1456 1456  
1464 +
1457 1457  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:503px" %)
1458 1458  |(% style="background-color:#d9e2f3; color:#0070c0; width:157px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:137px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:209px" %)**Response**
1459 1459  |(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
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1597 1597  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1598 1598  
1599 1599  (((
1600 -(% _mstmutation="1" style="color:red" %)**(Note: This pin only corresponds to the lead-out board sold by dragino company. For the lead-out board purchased by yourself, please refer to the pin description in Chapter 6.6)**
1601 -
1602 1602  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.
1603 1603  )))
1604 1604  
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