Skip to Content
Last modified by Xiaoling on 2023/07/18 10:12
From version 217.1
edited by Bei Jinggeng
on 2022/11/11 11:27
Change comment: There is no comment for this version
To version 214.1
edited by Edwin Chen
on 2022/11/03 23:38
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Edwin
Content
... ... @@ -61,6 +61,7 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,7 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
89 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -243,6 +243,7 @@
243 243  * The 7th byte (EXT #): defines the external sensor model.
244 244  * 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.)
245 245  
248 +
246 246  === 2.4.1 Decoder in TTN V3 ===
247 247  
248 248  
... ... @@ -271,6 +271,7 @@
271 271  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
272 272  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
273 273  
277 +
274 274  === 2.4.3 Built-in Temperature ===
275 275  
276 276  
... ... @@ -282,6 +282,7 @@
282 282  
283 283  * Temperature:  (0xF5C6-65536)/100=-26.18℃
284 284  
289 +
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,6 +289,7 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
297 +
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -387,6 +387,7 @@
387 387  * (% 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.
388 388  * (% 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)
389 389  
396 +
390 390  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 391  
392 392  
... ... @@ -782,7 +782,7 @@
782 782  
783 783  
784 784  
785 -== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
792 +== 2.7 Alarm Mode ==
786 786  
787 787  
788 788  (((
... ... @@ -876,9 +876,9 @@
876 876  temperature fluctuation=05
877 877  
878 878  
879 -==== **Sampling multiple times and uplink together** ====
886 +**Collect multiple times and send once**
880 880  
881 -**AT+WMOD=3,1,60,20,-16,32,1**  ~/~/ Mode 3, the collection interval is 60s, the total number of collection is 20 times, and the data of these 20 times will be sent to the 20th time, with a maximum of 60 groups, the normal working temperature range is -16 to 32°C, 1 is to open the temperature alarm, 0 is to close the temperature alarm, and the temperature is turned on. After the alarm, if the temperature collected at the current time exceeds the normal working temperature, a data will be sent immediately.
888 +**AT+WMOD=3,1,60,20,-16,32,1**  ~/~/ Mode 3, the collection interval is 60s, the total number of collection is 20 times, and the data of these 20 times will be sent to the 20th time, with a maximum of 60 groups, the normal working temperature range is -10 to 32°C, 1 is to open the temperature alarm, 0 is to close the temperature alarm, and the temperature is turned on. After the alarm, if the temperature collected at the current time exceeds the normal working temperature, a data will be sent immediately.
882 882  
883 883  (% style="color:#4f81bd" %)**Downlink Command:**
884 884  
... ... @@ -981,6 +981,7 @@
981 981  * RED LED when external sensor is not connected
982 982  * For each success downlink, the PURPLE LED will blink once
983 983  
991 +
984 984  == 2.9 installation ==
985 985  
986 986  
... ... @@ -1038,6 +1038,7 @@
1038 1038  * Operating Range: -40 ~~ 125 °C
1039 1039  * Working voltage 2.35v ~~ 5v
1040 1040  
1049 +
1041 1041  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1042 1042  
1043 1043  
... ... @@ -1107,6 +1107,7 @@
1107 1107  
1108 1108  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1109 1109  
1119 +
1110 1110  == 4.2 Set External Sensor Mode ==
1111 1111  
1112 1112  
... ... @@ -1130,6 +1130,7 @@
1130 1130  
1131 1131  * 0xA20702003c: Same as AT+SETCNT=60
1132 1132  
1143 +
1133 1133  == 4.3 Enable/Disable uplink Temperature probe ID ==
1134 1134  
1135 1135  
... ... @@ -1160,6 +1160,7 @@
1160 1160  * **0xA800**  **~-~->** AT+PID=0
1161 1161  * **0xA801**     **~-~->** AT+PID=1
1162 1162  
1174 +
1163 1163  == 4.4 Set Password ==
1164 1164  
1165 1165  
... ... @@ -1211,6 +1211,7 @@
1211 1211  
1212 1212  * There is no downlink command to set to Sleep mode.
1213 1213  
1226 +
1214 1214  == 4.7 Set system time ==
1215 1215  
1216 1216  
... ... @@ -1319,6 +1319,7 @@
1319 1319  
1320 1320  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1321 1321  
1335 +
1322 1322  == 4.13 Auto Send None-ACK messages ==
1323 1323  
1324 1324  
... ... @@ -1337,9 +1337,10 @@
1337 1337  
1338 1338  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1339 1339  
1340 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1341 1341  
1355 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1342 1342  
1357 +
1343 1343  Feature: Set internal and external temperature sensor alarms.
1344 1344  
1345 1345  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1382,8 +1382,6 @@
1382 1382  
1383 1383  0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
1384 1384  
1385 -0XA5 01 0A F9 C0 29 04 ~-~-AT+WMOD=1,10,-16,105(Need to convert -16 to -1600 for calculation，-1600(DEC)=FFFFFFFFFFFFF9C0(HEX)  FFFFFFFFFFFFF9C0(HEX) +10000(HEX)=F9C0(HEX))
1386 -
1387 1387  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1388 1388  
1389 1389  0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
... ... @@ -1859,6 +1859,7 @@
1859 1859  
1860 1860  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1861 1861  
1875 +
1862 1862  = 8. Packing Info =
1863 1863  
1864 1864  
... ... @@ -1872,11 +1872,13 @@
1872 1872  * Device Size:  10 x 10 x 3.5 cm
1873 1873  * Device Weight: 120.5g
1874 1874  
1889 +
1875 1875  = 9. Reference material =
1876 1876  
1877 1877  
1878 1878  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1879 1879  
1895 +
1880 1880  = 10. FCC Warning =
1881 1881  
1882 1882