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Last modified by Xiaoling on 2023/07/18 10:12
From version 231.1
edited by Bei Jinggeng
on 2023/03/13 17:01
Change comment: There is no comment for this version
To version 229.1
edited by Bei Jinggeng
on 2023/03/02 14:10
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -57,7 +57,6 @@
57 57  * Tri-color LED to indicate working status
58 58  * Datalog feature (Max 3328 records)
59 59  
60 -
61 61  == 1.3 Specification ==
62 62  
63 63  
... ... @@ -82,7 +82,6 @@
82 82  * ±2°C accuracy from -55°C to +125°C
83 83  * Operating Range: -55 °C ~~ 125 °C
84 84  
85 -
86 86  = 2. Connect LHT65N to IoT Server =
87 87  
88 88  == 2.1 How does LHT65N work? ==
... ... @@ -234,7 +234,6 @@
234 234  * The 7th byte (EXT #): defines the external sensor model.
235 235  * 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.)
236 236  
237 -
238 238  === 2.4.1 Decoder in TTN V3 ===
239 239  
240 240  
... ... @@ -253,7 +253,6 @@
253 253  
254 254  [[image:image-20220523152839-18.png||_mstalt="457613"]]
255 255  
256 -(b)stands for binary
257 257  
258 258  [[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
259 259  
... ... @@ -260,10 +260,9 @@
260 260  
261 261  Check the battery voltage for LHT65N.
262 262  
263 -* BAT status=(0Xcba4>>14)&0xFF=11 (BIN) ，very good
264 -* Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
259 +* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
260 +* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
265 265  
266 -
267 267  === 2.4.3 Built-in Temperature ===
268 268  
269 269  
... ... @@ -275,7 +275,6 @@
275 275  
276 276  * Temperature:  (0xF5C6-65536)/100=-26.18℃
277 277  
278 -
279 279  === 2.4.4 Built-in Humidity ===
280 280  
281 281  
... ... @@ -283,7 +283,6 @@
283 283  
284 284  * Humidity:    0x025C/10=60.4%
285 285  
286 -
287 287  === 2.4.5 Ext # ===
288 288  
289 289  
... ... @@ -384,7 +384,6 @@
384 384  * (% 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.
385 385  * (% 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)
386 386  
387 -
388 388  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
389 389  
390 390  
... ... @@ -969,7 +969,6 @@
969 969  * RED LED when external sensor is not connected
970 970  * For each success downlink, the PURPLE LED will blink once
971 971  
972 -
973 973  == 2.9 installation ==
974 974  
975 975  
... ... @@ -1022,7 +1022,6 @@
1022 1022  * Operating Range: -40 ~~ 125 °C
1023 1023  * Working voltage 2.35v ~~ 5v
1024 1024  
1025 -
1026 1026  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1027 1027  
1028 1028  
... ... @@ -1091,7 +1091,6 @@
1091 1091  
1092 1092  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1093 1093  
1094 -
1095 1095  == 4.2 Set External Sensor Mode ==
1096 1096  
1097 1097  
... ... @@ -1115,7 +1115,6 @@
1115 1115  
1116 1116  * 0xA20702003c: Same as AT+SETCNT=60
1117 1117  
1118 -
1119 1119  == 4.3 Enable/Disable uplink Temperature probe ID ==
1120 1120  
1121 1121  
... ... @@ -1146,7 +1146,6 @@
1146 1146  * **0xA800**  **~-~->** AT+PID=0
1147 1147  * **0xA801**     **~-~->** AT+PID=1
1148 1148  
1149 -
1150 1150  == 4.4 Set Password ==
1151 1151  
1152 1152  
... ... @@ -1196,7 +1196,6 @@
1196 1196  
1197 1197  * There is no downlink command to set to Sleep mode.
1198 1198  
1199 -
1200 1200  == 4.7 Set system time ==
1201 1201  
1202 1202  
... ... @@ -1300,7 +1300,6 @@
1300 1300  
1301 1301  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1302 1302  
1303 -
1304 1304  == 4.13 Auto Send None-ACK messages ==
1305 1305  
1306 1306  
... ... @@ -1319,7 +1319,6 @@
1319 1319  
1320 1320  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1321 1321  
1322 -
1323 1323  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1324 1324  
1325 1325  
... ... @@ -1764,7 +1764,6 @@
1764 1764  
1765 1765  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1766 1766  
1767 -
1768 1768  = 8. Packing Info =
1769 1769  
1770 1770  
... ... @@ -1778,13 +1778,11 @@
1778 1778  * Device Size:  10 x 10 x 3.5 mm
1779 1779  * Device Weight: 120.5g
1780 1780  
1781 -
1782 1782  = 9. Reference material =
1783 1783  
1784 1784  
1785 1785  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1786 1786  
1787 -
1788 1788  = 10. FCC Warning =
1789 1789  
1790 1790