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Last modified by Xiaoling on 2023/07/18 10:12
From version 252.22
edited by Xiaoling
on 2023/06/19 17:19
Change comment: There is no comment for this version
To version 261.2
edited by Xiaoling
on 2023/07/17 15:24
Change comment: There is no comment for this version

Summary

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Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
2 +[[image:image-20230717152014-10.png||height="575" width="339"]]
3 3  
4 4  
5 5  
6 -
7 -
8 8  **Table of Contents:**
9 9  
10 10  {{toc/}}
... ... @@ -15,11 +15,11 @@
15 15  
16 16  = 1. Introduction =
17 17  
18 -== 1.1 What is LHT65N Temperature & Humidity Sensor ==
16 +== 1.1 What is LHT65N LoRaWAN (% style="display:none" %) (%%)Temperature & Humidity Sensor ==
19 19  
20 20  
21 21  (((
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.**
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.**
23 23  )))
24 24  
25 25  (((
... ... @@ -57,6 +57,8 @@
57 57  * Tri-color LED to indicate working status
58 58  * Datalog feature (Max 3328 records)
59 59  
58 +
59 +
60 60  == 1.3 Specification ==
61 61  
62 62  
... ... @@ -81,6 +81,8 @@
81 81  * ±2°C accuracy from -55°C to +125°C
82 82  * Operating Range: -55 °C ~~ 125 °C
83 83  
84 +
85 +
84 84  = 2. Connect LHT65N to IoT Server =
85 85  
86 86  == 2.1 How does LHT65N work? ==
... ... @@ -114,7 +114,7 @@
114 114  )))
115 115  
116 116  
117 -[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
119 +[[image:image-20230717144740-2.png||height="391" width="267"]]
118 118  
119 119  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
120 120  |=(% 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**
... ... @@ -127,6 +127,7 @@
127 127  )))
128 128  |(% 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.
129 129  
132 +
130 130  == 2.3 Example to join LoRaWAN network ==
131 131  
132 132  
... ... @@ -242,6 +242,8 @@
242 242  
243 243  * The 8^^th^^ ~~ 11^^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.)
244 244  
248 +
249 +
245 245  === 2.4.1 Decoder in TTN V3 ===
246 246  
247 247  
... ... @@ -284,6 +284,8 @@
284 284  
285 285  * Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
286 286  
292 +
293 +
287 287  === 2.4.3 Built-in Temperature ===
288 288  
289 289  
... ... @@ -293,15 +293,23 @@
293 293  
294 294  [[image:image-20220522235639-3.png||_mstalt="432120"]]
295 295  
296 -* Temperature:  (0xF5C6-65536)/100=-26.18℃(% style="display:none" %)
303 +* Temperature:  (0xF5C6-65536)/100=-26.18℃
297 297  
305 +
306 +
307 +(% style="display:none" %)
308 +
298 298  === 2.4.4 Built-in Humidity ===
299 299  
300 300  
301 301  [[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
302 302  
303 -* Humidity:    0x025C/10=60.4%(% style="display:none" %)
314 +* Humidity:    0x025C/10=60.4%
304 304  
316 +
317 +
318 +(% style="display:none" %)
319 +
305 305  === 2.4.5 Ext # ===
306 306  
307 307  
... ... @@ -312,6 +312,7 @@
312 312  |(% style="width:102px" %)0x01|(% style="width:319px" %)Sensor E3, Temperature Sensor
313 313  |(% style="width:102px" %)0x09|(% style="width:319px" %)Sensor E3, Temperature Sensor, Datalog Mod
314 314  
330 +
315 315  === 2.4.6 Ext value ===
316 316  
317 317  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
... ... @@ -348,7 +348,6 @@
348 348  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:
349 349  )))
350 350  
351 -
352 352  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
353 353  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
354 354  **Size(bytes)**
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401 401  * (% 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.
402 402  * (% 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)
403 403  
419 +
420 +
404 404  ==== 2.4.6.3 Ext~=6, ADC Sensor(use with E2 Cable) ====
405 405  
406 406  
... ... @@ -450,28 +450,30 @@
450 450  
451 451  
452 452  
453 -==== 2.4.6.4 Ext~=2 TMP117 Sensor(Since Firmware v1.3) ====
470 +==== 2.4.6.4 Ext~=2 TMP117 Sensor((% style="display:none" %) (%%)Since Firmware v1.3)(% style="display:none" %) (%%) ====
454 454  
472 +[[image:image-20230717151328-8.png]]
455 455  
456 -[[image:image-20220927095645-1.png||_mstalt="433771" height="534" width="460"]]
474 +(% style="display:none" %) (%%)
457 457  
458 458  
477 +
459 459  (% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
460 460  
461 461  [[image:image-20220906102307-7.png||_mstalt="430443"]]
462 462  
463 463  
464 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
483 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**(% style="color: blue; display: none" %)** **
465 465  
466 466  The external cable NE2 can be use for MOD4 and MOD8
467 467  
468 468  
469 469  
470 -==== 2.4.6.5 Ext~=11 SHT31 Sensor (Since Firmware v1.4.1) ====
489 +==== 2.4.6.5 Ext~=11 SHT31 Sensor ((% style="display:none" %) (%%)Since Firmware v1.4.1) ====
471 471  
472 472  
473 -[[image:65N-E31F.jpg||height="454" width="459"]]
474 474  
493 +[[image:image-20230717151245-7.png]]
475 475  
476 476  (% style="color:blue" %)**Ext=11,Temperature & Humidity Sensor(SHT31)：**
477 477  
... ... @@ -584,7 +584,6 @@
584 584  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:
585 585  )))
586 586  
587 -
588 588  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
589 589  |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
590 590  **Size(bytes)**
... ... @@ -637,6 +637,8 @@
637 637  * (% 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.
638 638  * (% 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)
639 639  
658 +
659 +
640 640  == 2.5 Show data on Datacake ==
641 641  
642 642  
... ... @@ -767,7 +767,7 @@
767 767  User can poll sensor value based on timestamps from the server. Below is the downlink command.
768 768  
769 769  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:428px" %)
770 -|(% style="width:58px;background-color:#D9E2F3;color:#0070C0" %)**1byte**|(% style="width:128px;background-color:#D9E2F3;color:#0070C0" %)**4bytes**|(% style="width:123px;background-color:#D9E2F3;color:#0070C0" %)**4bytes**|(% style="width:116px;background-color:#D9E2F3;color:#0070C0" %)**1byte**
790 +|(% style="background-color:#d9e2f3; color:#0070c0; width:58px" %)**1byte**|(% style="background-color:#d9e2f3; color:#0070c0; width:128px" %)**4bytes**|(% style="background-color:#d9e2f3; color:#0070c0; width:123px" %)**4bytes**|(% style="background-color:#d9e2f3; color:#0070c0; width:116px" %)**1byte**
771 771  |(% style="width:58px" %)31|(% style="width:128px" %)Timestamp start|(% style="width:123px" %)Timestamp end|(% style="width:116px" %)Uplink Interval
772 772  
773 773  Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
... ... @@ -1053,6 +1053,8 @@
1053 1053  * RED LED when external sensor is not connected
1054 1054  * For each success downlink, the PURPLE LED will blink once
1055 1055  
1076 +
1077 +
1056 1056  == 2.9 installation ==
1057 1057  
1058 1058  
... ... @@ -1094,7 +1094,7 @@
1094 1094  == 3.2 E3 Temperature Probe ==
1095 1095  
1096 1096  
1097 -[[image:image-20220515080154-4.png||_mstalt="434681" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="428792" height="201" width="195"]]
1119 +[[image:image-20220515080154-4.png||_mstalt="434681" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20230717152413-11.png||height="207" width="192"]](% style="display:none" %)
1098 1098  
1099 1099  
1100 1100  Temperature sensor with 2 meters cable long
... ... @@ -1105,14 +1105,16 @@
1105 1105  * Operating Range: -40 ~~ 125 °C
1106 1106  * Working voltage 2.35v ~~ 5v
1107 1107  
1130 +
1108 1108  == 3.3 E31F Temperature Probe ==
1109 1109  
1110 1110  
1111 -[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:65N-E31F.jpg||height="196" width="198"]]
1134 +[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:image-20230717151424-9.png||height="221" width="204"]](% style="display:none" %)
1112 1112  
1113 1113  
1114 1114  Temperature sensor with 1 meters cable long
1115 1115  
1139 +
1116 1116  **Built-in Temperature Sensor:**
1117 1117  
1118 1118  * Resolution: 0.01 °C
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1141 1141  * Long Term Drift: < 0.02 °C/yr
1142 1142  * Operating Range: 0 ~~ 96 % RH
1143 1143  
1168 +
1144 1144  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1145 1145  
1146 1146  
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1212 1212  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1213 1213  
1214 1214  
1215 -
1216 -
1217 1217  == 4.2 Set External Sensor Mode ==
1218 1218  
1219 1219  
... ... @@ -1242,8 +1242,6 @@
1242 1242  * 0xA20702003c: Same as AT+SETCNT=60
1243 1243  
1244 1244  
1245 -
1246 -
1247 1247  == 4.3 Enable/Disable uplink Temperature probe ID ==
1248 1248  
1249 1249  
... ... @@ -1276,8 +1276,6 @@
1276 1276  * **0xA801**     **~-~->** AT+PID=1
1277 1277  
1278 1278  
1279 -
1280 -
1281 1281  == 4.4 Set Password ==
1282 1282  
1283 1283  
... ... @@ -1338,8 +1338,6 @@
1338 1338  * There is no downlink command to set to Sleep mode.
1339 1339  
1340 1340  
1341 -
1342 -
1343 1343  == 4.7 Set system time ==
1344 1344  
1345 1345  
... ... @@ -1408,7 +1408,6 @@
1408 1408  
1409 1409  [[image:image-20230426164330-2.png]]
1410 1410  
1411 -
1412 1412  (% style="color:#4f81bd" %)**Downlink Command:**
1413 1413  
1414 1414  No downlink commands for feature
... ... @@ -1423,7 +1423,6 @@
1423 1423  
1424 1424  [[image:image-20230426164932-3.png]]
1425 1425  
1426 -
1427 1427  (% style="color:#4f81bd" %)**Downlink Command:**
1428 1428  
1429 1429  No downlink commands for feature
... ... @@ -1434,10 +1434,8 @@
1434 1434  
1435 1435  Feature: Clear flash storage for data log feature.
1436 1436  
1437 -
1438 1438  (% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1439 1439  
1440 -
1441 1441  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:503px" %)
1442 1442  |(% 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**
1443 1443  |(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
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1451 1451  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1452 1452  
1453 1453  
1454 -
1455 -
1456 1456  == 4.13 Auto Send None-ACK messages ==
1457 1457  
1458 1458  
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1471 1471  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1472 1472  
1473 1473  
1474 -
1475 -
1476 1476  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm(Since firmware 1.3.0) ==
1477 1477  
1478 1478  
... ... @@ -1583,6 +1583,8 @@
1583 1583  * (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1584 1584  
1585 1585  (((
1595 +(% _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)**
1596 +
1586 1586  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.
1587 1587  )))
1588 1588  
... ... @@ -1917,6 +1917,7 @@
1917 1917  
1918 1918  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1919 1919  
1931 +
1920 1920  = 8. Packing Info =
1921 1921  
1922 1922  
... ... @@ -1930,11 +1930,13 @@
1930 1930  * Device Size:  10 x 10 x 3.5 mm
1931 1931  * Device Weight: 120.5g
1932 1932  
1945 +
1933 1933  = 9. Reference material =
1934 1934  
1935 1935  
1936 1936  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1937 1937  
1951 +
1938 1938  = 10. FCC Warning =
1939 1939  
1940 1940  
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