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Last modified by Xiaoling on 2023/07/18 10:12
From version 189.6
edited by Xiaoling
on 2022/07/22 10:36
Change comment: There is no comment for this version
To version 186.1
edited by Edwin Chen
on 2022/07/03 11:15
Change comment: Uploaded new attachment "image-20220703111533-1.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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61 61  
62 62  
63 63  
64 +
64 64  == 1.3 Specification ==
65 65  
66 66  
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88 88  
89 89  
90 90  
92 +
91 91  = 2. Connect LHT65N to IoT Server =
92 92  
93 93  == 2.1 How does LHT65N work? ==
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166 166  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
167 167  
168 168  
171 +Note: LHT65N use same payload as LHT65.
169 169  
170 -(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
171 171  
172 -
173 173  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
174 174  
175 175  
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272 272  
273 273  
274 274  
276 +
277 +
275 275  === 2.4.1 Decoder in TTN V3 ===
276 276  
277 277  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.
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304 304  
305 305  
306 306  
310 +
311 +
307 307  === 2.4.3 Built-in Temperature ===
308 308  
309 309  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
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316 316  
317 317  
318 318  
324 +
325 +
319 319  === 2.4.4 Built-in Humidity ===
320 320  
321 321  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
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324 324  
325 325  
326 326  
334 +
335 +
327 327  === 2.4.5 Ext # ===
328 328  
329 329  Bytes for External Sensor:
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470 470  
471 471  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
472 472  
473 -(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
474 -|(% style="width:60px" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]**
475 -|(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
482 +[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
476 476  
477 -* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
478 -* (% 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.
479 -* (% 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)
484 +* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
485 +* 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.
486 +* 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)
480 480  
481 481  
489 +
490 +
491 +
482 482  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
483 483  
484 484  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
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585 585  
586 586  There are two methods:
587 587  
588 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
589 -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.
598 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
599 +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.
590 590  
591 -Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
592 592  
593 -[[image:image-20220703111700-2.png||height="381" width="1119"]]
594 594  
595 595  
604 +
596 596  === 2.6.2 Unix TimeStamp ===
597 597  
598 598  
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1033 1033  )))
1034 1034  )))
1035 1035  
1036 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1037 1037  
1038 -Total bytes: 8 bytes
1039 1039  
1040 -**Example:**AA0100010001003C
1041 -
1042 -WMOD=01
1043 -
1044 -CITEMP=0001
1045 -
1046 -TEMPlow=0001
1047 -
1048 -TEMPhigh=003C
1049 -
1050 -
1051 1051  == 2.8 LED Indicator ==
1052 1052  
1053 1053  The LHT65 has a triple color LED which for easy showing different stage .
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1064 1064  
1065 1065  
1066 1066  
1063 +
1067 1067  == 2.9 installation ==
1068 1068  
1069 1069  (% _mstvisible="1" %)
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1117 1117  
1118 1118  
1119 1119  
1117 +
1120 1120  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1121 1121  
1122 1122  (((
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1185 1185  
1186 1186  
1187 1187  
1186 +
1188 1188  == 4.2 Set External Sensor Mode ==
1189 1189  
1190 1190  Feature: Change External Sensor Mode.
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1209 1209  
1210 1210  
1211 1211  
1211 +
1212 1212  == 4.3 Enable/Disable uplink Temperature probe ID ==
1213 1213  
1214 1214  (((
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1239 1239  
1240 1240  
1241 1241  
1242 +
1242 1242  == 4.4 Set Password ==
1243 1243  
1244 1244  Feature: Set device password, max 9 digits
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1288 1288  
1289 1289  
1290 1290  
1292 +
1291 1291  == 4.7 Set system time ==
1292 1292  
1293 1293  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
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1387 1387  
1388 1388  
1389 1389  
1392 +
1390 1390  == 4.13 Auto Send None-ACK messages ==
1391 1391  
1392 1392  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1408 1408  
1409 1409  
1410 1410  
1414 +
1411 1411  = 5. Battery & How to replace =
1412 1412  
1413 1413  == 5.1 Battery Type ==
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1863 1863  
1864 1864  
1865 1865  
1870 +
1866 1866  = 8. Packing Info =
1867 1867  
1868 1868  
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1879 1879  
1880 1880  
1881 1881  
1887 +
1882 1882  = 9. Reference material =
1883 1883  
1884 1884  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
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1886 1886  
1887 1887  
1888 1888  
1895 +
1889 1889  = 10. FCC Warning =
1890 1890  
1891 1891  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
image-20220703111700-2.png
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