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Last modified by Xiaoling on 2023/07/18 10:12
From version 217.3
edited by Xiaoling
on 2022/11/12 17:24
Change comment: There is no comment for this version
To version 220.1
edited by Bei Jinggeng
on 2022/11/16 15:39
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -87,8 +87,6 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 -
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -246,8 +246,6 @@
246 246  * The 7th byte (EXT #): defines the external sensor model.
247 247  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^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.)
248 248  
249 -
250 -
251 251  === 2.4.1 Decoder in TTN V3 ===
252 252  
253 253  
... ... @@ -276,8 +276,6 @@
276 276  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
277 277  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
278 278  
279 -
280 -
281 281  === 2.4.3 Built-in Temperature ===
282 282  
283 283  
... ... @@ -289,8 +289,6 @@
289 289  
290 290  * Temperature:  (0xF5C6-65536)/100=-26.18℃
291 291  
292 -
293 -
294 294  === 2.4.4 Built-in Humidity ===
295 295  
296 296  
... ... @@ -298,8 +298,6 @@
298 298  
299 299  * Humidity:    0x025C/10=60.4%
300 300  
301 -
302 -
303 303  === 2.4.5 Ext # ===
304 304  
305 305  
... ... @@ -398,8 +398,6 @@
398 398  * (% 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.
399 399  * (% 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)
400 400  
401 -
402 -
403 403  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
404 404  
405 405  
... ... @@ -987,7 +987,6 @@
987 987  * RED LED when external sensor is not connected
988 988  * For each success downlink, the PURPLE LED will blink once
989 989  
990 -
991 991  == 2.9 installation ==
992 992  
993 993  
... ... @@ -1045,8 +1045,6 @@
1045 1045  * Operating Range: -40 ~~ 125 °C
1046 1046  * Working voltage 2.35v ~~ 5v
1047 1047  
1048 -
1049 -
1050 1050  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1051 1051  
1052 1052  
... ... @@ -1116,8 +1116,6 @@
1116 1116  
1117 1117  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1118 1118  
1119 -
1120 -
1121 1121  == 4.2 Set External Sensor Mode ==
1122 1122  
1123 1123  
... ... @@ -1141,8 +1141,6 @@
1141 1141  
1142 1142  * 0xA20702003c: Same as AT+SETCNT=60
1143 1143  
1144 -
1145 -
1146 1146  == 4.3 Enable/Disable uplink Temperature probe ID ==
1147 1147  
1148 1148  
... ... @@ -1173,8 +1173,6 @@
1173 1173  * **0xA800**  **~-~->** AT+PID=0
1174 1174  * **0xA801**     **~-~->** AT+PID=1
1175 1175  
1176 -
1177 -
1178 1178  == 4.4 Set Password ==
1179 1179  
1180 1180  
... ... @@ -1226,8 +1226,6 @@
1226 1226  
1227 1227  * There is no downlink command to set to Sleep mode.
1228 1228  
1229 -
1230 -
1231 1231  == 4.7 Set system time ==
1232 1232  
1233 1233  
... ... @@ -1336,8 +1336,6 @@
1336 1336  
1337 1337  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1338 1338  
1339 -
1340 -
1341 1341  == 4.13 Auto Send None-ACK messages ==
1342 1342  
1343 1343  
... ... @@ -1356,8 +1356,6 @@
1356 1356  
1357 1357  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1358 1358  
1359 -
1360 -
1361 1361  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1362 1362  
1363 1363  
... ... @@ -1831,7 +1831,7 @@
1831 1831  [[image:image-20220623113959-5.png||height="528" width="397"]]
1832 1832  
1833 1833  (% _msthash="506146" _msttexthash="52173160" %)
1834 -Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1805 +Connect A8 and GND with Dupont wire for a while and then separate，enter reset mode
1835 1835  
1836 1836  
1837 1837  
... ... @@ -1848,7 +1848,7 @@
1848 1848  [[image:image-20220620160723-8.png]]
1849 1849  
1850 1850  
1851 -Finally,restart reset device again
1822 +Finally,Disconnect 3.3v，Connect A8 and GND with Dupont wire for a while and then separate，exit reset mode
1852 1852  
1853 1853  
1854 1854  
... ... @@ -1872,8 +1872,6 @@
1872 1872  
1873 1873  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1874 1874  
1875 -
1876 -
1877 1877  = 8. Packing Info =
1878 1878  
1879 1879  
... ... @@ -1887,15 +1887,11 @@
1887 1887  * Device Size:  10 x 10 x 3.5 cm
1888 1888  * Device Weight: 120.5g
1889 1889  
1890 -
1891 -
1892 1892  = 9. Reference material =
1893 1893  
1894 1894  
1895 1895  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1896 1896  
1897 -
1898 -
1899 1899  = 10. FCC Warning =
1900 1900  
1901 1901