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Last modified by Xiaoling on 2023/07/18 10:12
From version 213.2
edited by Xiaoling
on 2022/11/02 15:39
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
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -61,8 +61,6 @@
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  
... ... @@ -188,7 +188,6 @@
188 188  
189 189  
190 190  
191 -
192 192  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
193 193  
194 194  
... ... @@ -247,8 +247,6 @@
247 247  * The 7th byte (EXT #): defines the external sensor model.
248 248  * 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.)
249 249  
250 -
251 -
252 252  === 2.4.1 Decoder in TTN V3 ===
253 253  
254 254  
... ... @@ -277,8 +277,6 @@
277 277  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
278 278  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
279 279  
280 -
281 -
282 282  === 2.4.3 Built-in Temperature ===
283 283  
284 284  
... ... @@ -290,8 +290,6 @@
290 290  
291 291  * Temperature:  (0xF5C6-65536)/100=-26.18℃
292 292  
293 -
294 -
295 295  === 2.4.4 Built-in Humidity ===
296 296  
297 297  
... ... @@ -299,8 +299,6 @@
299 299  
300 300  * Humidity:    0x025C/10=60.4%
301 301  
302 -
303 -
304 304  === 2.4.5 Ext # ===
305 305  
306 306  
... ... @@ -399,8 +399,6 @@
399 399  * (% 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.
400 400  * (% 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)
401 401  
402 -
403 -
404 404  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
405 405  
406 406  
... ... @@ -689,10 +689,8 @@
689 689  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
690 690  )))
691 691  
692 -(((
693 -
694 -)))
695 695  
678 +
696 696  (((
697 697  **2. Manually Set Time**
698 698  )))
... ... @@ -796,7 +796,7 @@
796 796  
797 797  
798 798  
799 -== 2.7 Alarm Mode ==
782 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
800 800  
801 801  
802 802  (((
... ... @@ -890,9 +890,9 @@
890 890  temperature fluctuation=05
891 891  
892 892  
893 -**Collect multiple times and send once**
876 +==== **Sampling multiple times and uplink together** ====
894 894  
895 -**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.
878 +**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.
896 896  
897 897  (% style="color:#4f81bd" %)**Downlink Command:**
898 898  
... ... @@ -931,16 +931,11 @@
931 931  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
932 932  
933 933  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
934 -
935 -
936 -
937 937  )))
938 938  
939 -(((
919 +
940 940  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
941 941  
942 -
943 -)))
944 944  
945 945  (% _mstvisible="1" class="box infomessage" %)
946 946  (((
... ... @@ -995,8 +995,6 @@
995 995  * RED LED when external sensor is not connected
996 996  * For each success downlink, the PURPLE LED will blink once
997 997  
998 -
999 -
1000 1000  == 2.9 installation ==
1001 1001  
1002 1002  
... ... @@ -1054,8 +1054,6 @@
1054 1054  * Operating Range: -40 ~~ 125 °C
1055 1055  * Working voltage 2.35v ~~ 5v
1056 1056  
1057 -
1058 -
1059 1059  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1060 1060  
1061 1061  
... ... @@ -1125,8 +1125,6 @@
1125 1125  
1126 1126  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1127 1127  
1128 -
1129 -
1130 1130  == 4.2 Set External Sensor Mode ==
1131 1131  
1132 1132  
... ... @@ -1150,8 +1150,6 @@
1150 1150  
1151 1151  * 0xA20702003c: Same as AT+SETCNT=60
1152 1152  
1153 -
1154 -
1155 1155  == 4.3 Enable/Disable uplink Temperature probe ID ==
1156 1156  
1157 1157  
... ... @@ -1182,8 +1182,6 @@
1182 1182  * **0xA800**  **~-~->** AT+PID=0
1183 1183  * **0xA801**     **~-~->** AT+PID=1
1184 1184  
1185 -
1186 -
1187 1187  == 4.4 Set Password ==
1188 1188  
1189 1189  
... ... @@ -1235,8 +1235,6 @@
1235 1235  
1236 1236  * There is no downlink command to set to Sleep mode.
1237 1237  
1238 -
1239 -
1240 1240  == 4.7 Set system time ==
1241 1241  
1242 1242  
... ... @@ -1345,8 +1345,6 @@
1345 1345  
1346 1346  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1347 1347  
1348 -
1349 -
1350 1350  == 4.13 Auto Send None-ACK messages ==
1351 1351  
1352 1352  
... ... @@ -1365,11 +1365,9 @@
1365 1365  
1366 1366  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1367 1367  
1332 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1368 1368  
1369 1369  
1370 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1371 -
1372 -
1373 1373  Feature: Set internal and external temperature sensor alarms.
1374 1374  
1375 1375  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1412,6 +1412,8 @@
1412 1412  
1413 1413  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 )
1414 1414  
1377 +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))
1378 +
1415 1415  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1416 1416  
1417 1417  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.
... ... @@ -1424,22 +1424,17 @@
1424 1424  == 5.1 Battery Type ==
1425 1425  
1426 1426  
1391 +
1427 1427  (((
1428 -(((
1429 1429  LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
1430 1430  )))
1431 -)))
1432 1432  
1433 -(((
1434 -
1435 -)))
1436 1436  
1397 +
1437 1437  (((
1438 -(((
1439 1439  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1440 1440  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1441 1441  )))
1442 -)))
1443 1443  
1444 1444  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1445 1445  
... ... @@ -1462,9 +1462,6 @@
1462 1462  [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
1463 1463  )))
1464 1464  
1465 -(((
1466 -
1467 -)))
1468 1468  
1469 1469  (((
1470 1470  A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
... ... @@ -1846,7 +1846,7 @@
1846 1846  [[image:image-20220623113959-5.png||height="528" width="397"]]
1847 1847  
1848 1848  (% _msthash="506146" _msttexthash="52173160" %)
1849 -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
1850 1850  
1851 1851  
1852 1852  
... ... @@ -1863,7 +1863,7 @@
1863 1863  [[image:image-20220620160723-8.png]]
1864 1864  
1865 1865  
1866 -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
1867 1867  
1868 1868  
1869 1869  
... ... @@ -1887,8 +1887,6 @@
1887 1887  
1888 1888  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1889 1889  
1890 -
1891 -
1892 1892  = 8. Packing Info =
1893 1893  
1894 1894  
... ... @@ -1902,15 +1902,11 @@
1902 1902  * Device Size:  10 x 10 x 3.5 cm
1903 1903  * Device Weight: 120.5g
1904 1904  
1905 -
1906 -
1907 1907  = 9. Reference material =
1908 1908  
1909 1909  
1910 1910  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1911 1911  
1912 -
1913 -
1914 1914  = 10. FCC Warning =
1915 1915  
1916 1916