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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 176.1
edited by Bei Jinggeng
on 2022/06/23 11:43
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.Bei
Content
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166 166  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
167 167  
168 168  
169 +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  
... ... @@ -470,15 +470,14 @@
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)
472 +[[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)
474 +* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
475 +* 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.
476 +* 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  
479 +
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
... ... @@ -489,43 +489,8 @@
489 489  
490 490  AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
491 491  
492 -For example:
493 493  
494 -AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value.
495 495  
496 -
497 -Or use **downlink command A2** to set the same.
498 -
499 -The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
500 -
501 -When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
502 -
503 -[[image:image-20220628150112-1.png||height="241" width="285"]]
504 -
505 -
506 -When ADC_IN1 pin is connected to GND or suspended, ADC value is 0
507 -
508 -[[image:image-20220628150714-4.png]]
509 -
510 -
511 -When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
512 -
513 -1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
514 -
515 -[[image:image-20220628151005-5.png]]
516 -
517 -
518 -2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v
519 -
520 -[[image:image-20220628151056-6.png]]
521 -
522 -
523 -3) Within range
524 -
525 -[[image:image-20220628151143-7.png]]
526 -
527 -
528 -
529 529  == 2.5 Show data on Datacake ==
530 530  
531 531  (((
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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.
551 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
552 +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 -
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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1063 1063  
1064 1064  
1065 1065  
1066 -
1067 1067  == 2.9 installation ==
1068 1068  
1069 1069  (% _mstvisible="1" %)
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1077 1077  
1078 1078  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1079 1079  
1080 -**1m long breakout cable for LHT65N. Features:**
1026 +1m long breakout cable for LHT65N
1081 1081  
1082 -* (((
1083 -Use for AT Command， works for both LHT52/LHT65N
1084 -)))
1085 -* (((
1086 -Update firmware for LHT65N, works for both LHT52/LHT65N
1087 -)))
1088 -* (((
1089 -Supports ADC mode to monitor external ADC
1090 -)))
1091 -* (((
1092 -Supports Interrupt mode
1093 -)))
1094 -* (((
1095 -Exposed All pins from the LHT65N Type-C connector.
1096 -)))
1097 -
1098 1098  [[image:image-20220619092421-3.png||height="371" width="529"]]
1099 1099  
1100 1100  
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1116 1116  
1117 1117  
1118 1118  
1119 -
1120 1120  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1121 1121  
1122 1122  (((
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1184 1184  
1185 1185  
1186 1186  
1187 -
1188 1188  == 4.2 Set External Sensor Mode ==
1189 1189  
1190 1190  Feature: Change External Sensor Mode.
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1208 1208  
1209 1209  
1210 1210  
1211 -
1212 1212  == 4.3 Enable/Disable uplink Temperature probe ID ==
1213 1213  
1214 1214  (((
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1238 1238  
1239 1239  
1240 1240  
1241 -
1242 1242  == 4.4 Set Password ==
1243 1243  
1244 1244  Feature: Set device password, max 9 digits
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1287 1287  
1288 1288  
1289 1289  
1290 -
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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1386 1386  
1387 1387  
1388 1388  
1389 -
1390 1390  == 4.13 Auto Send None-ACK messages ==
1391 1391  
1392 1392  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1407 1407  
1408 1408  
1409 1409  
1410 -
1411 1411  = 5. Battery & How to replace =
1412 1412  
1413 1413  == 5.1 Battery Type ==
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1797 1797  [[image:image-20220615154519-3.png||height="672" width="807"]]
1798 1798  
1799 1799  
1800 -== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1723 +== 6.6 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1801 1801  
1802 1802  [[image:image-20220623110706-1.png]]
1803 1803  
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1862 1862  
1863 1863  
1864 1864  
1865 -
1866 1866  = 8. Packing Info =
1867 1867  
1868 1868  
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1878 1878  
1879 1879  
1880 1880  
1881 -
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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1885 1885  
1886 1886  
1887 1887  
1888 -
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:
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