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Last modified by Xiaoling on 2023/07/18 10:12
From version 189.3
edited by Xiaoling
on 2022/07/22 10:33
Change comment: There is no comment for this version
To version 188.1
edited by Edwin Chen
on 2022/07/03 11:17
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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58 58  * Tri-color LED to indicate working status
59 59  * Datalog feature
60 60  
61 +
62 +
63 +
61 61  == 1.3 Specification ==
62 62  
63 63  
... ... @@ -82,6 +82,9 @@
82 82  * ±2°C accuracy from -55°C to +125°C
83 83  * Operating Range: -55 °C ~~ 125 °C
84 84  
88 +
89 +
90 +
85 85  = 2. Connect LHT65N to IoT Server =
86 86  
87 87  == 2.1 How does LHT65N work? ==
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467 467  
468 468  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
469 469  
470 -(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
471 -|(% 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]**
472 -|(% 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)
476 +[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
473 473  
474 -* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
475 -* (% 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.
476 -* (% 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)
478 +* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
479 +* 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.
480 +* 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)
477 477  
478 478  
479 479  
484 +
480 480  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
481 481  
482 482  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
... ... @@ -1031,21 +1031,8 @@
1031 1031  )))
1032 1032  )))
1033 1033  
1034 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1035 1035  
1036 -Total bytes: 8 bytes
1037 1037  
1038 -**Example:**AA0100010001003C
1039 -
1040 -WMOD=01
1041 -
1042 -CITEMP=0001
1043 -
1044 -TEMPlow=0001
1045 -
1046 -TEMPhigh=003C
1047 -
1048 -
1049 1049  == 2.8 LED Indicator ==
1050 1050  
1051 1051  The LHT65 has a triple color LED which for easy showing different stage .
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1059 1059  * RED LED when external sensor is not connected
1060 1060  * For each success downlink, the PURPLE LED will blink once
1061 1061  
1054 +
1055 +
1056 +
1062 1062  == 2.9 installation ==
1063 1063  
1064 1064  (% _mstvisible="1" %)
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1109 1109  * Operating Range: -40 ~~ 125 °C
1110 1110  * Working voltage 2.35v ~~ 5v
1111 1111  
1107 +
1108 +
1109 +
1112 1112  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1113 1113  
1114 1114  (((
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1174 1174  
1175 1175  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1176 1176  
1175 +
1176 +
1177 +
1177 1177  == 4.2 Set External Sensor Mode ==
1178 1178  
1179 1179  Feature: Change External Sensor Mode.
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1195 1195  
1196 1196  * 0xA20702003c: Same as AT+SETCNT=60
1197 1197  
1199 +
1200 +
1201 +
1198 1198  == 4.3 Enable/Disable uplink Temperature probe ID ==
1199 1199  
1200 1200  (((
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1222 1222  * **0xA800**  **~-~->** AT+PID=0
1223 1223  * **0xA801**     **~-~->** AT+PID=1
1224 1224  
1229 +
1230 +
1231 +
1225 1225  == 4.4 Set Password ==
1226 1226  
1227 1227  Feature: Set device password, max 9 digits
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1268 1268  
1269 1269  * There is no downlink command to set to Sleep mode.
1270 1270  
1278 +
1279 +
1280 +
1271 1271  == 4.7 Set system time ==
1272 1272  
1273 1273  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
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1364 1364  
1365 1365  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1366 1366  
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1378 +
1379 +
1367 1367  == 4.13 Auto Send None-ACK messages ==
1368 1368  
1369 1369  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1382 1382  
1383 1383  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1384 1384  
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1399 +
1400 +
1385 1385  = 5. Battery & How to replace =
1386 1386  
1387 1387  == 5.1 Battery Type ==
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1834 1834  
1835 1835  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1836 1836  
1853 +
1854 +
1855 +
1837 1837  = 8. Packing Info =
1838 1838  
1839 1839  
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1847 1847  * Device Size:  10 x 10 x 3.5 cm
1848 1848  * Device Weight: 120.5g
1849 1849  
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1870 +
1871 +
1850 1850  = 9. Reference material =
1851 1851  
1852 1852  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1853 1853  
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1877 +
1878 +
1854 1854  = 10. FCC Warning =
1855 1855  
1856 1856  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: