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Last modified by Xiaoling on 2023/07/18 10:12
From version 218.1
edited by Bei Jinggeng
on 2022/11/16 15:24
Change comment: There is no comment for this version
To version 212.1
edited by Bei Jinggeng
on 2022/11/01 17:55
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -61,7 +61,6 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 65  == 1.3 Specification ==
66 66  
67 67  
... ... @@ -86,7 +86,6 @@
86 86  * ±2°C accuracy from -55°C to +125°C
87 87  * Operating Range: -55 °C ~~ 125 °C
88 88  
89 -
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 92  
... ... @@ -186,6 +186,7 @@
186 186  
187 187  
188 188  
187 +
189 189  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
190 190  
191 191  
... ... @@ -244,7 +244,6 @@
244 244  * The 7th byte (EXT #): defines the external sensor model.
245 245  * 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.)
246 246  
247 -
248 248  === 2.4.1 Decoder in TTN V3 ===
249 249  
250 250  
... ... @@ -273,7 +273,6 @@
273 273  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
274 274  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
275 275  
276 -
277 277  === 2.4.3 Built-in Temperature ===
278 278  
279 279  
... ... @@ -285,7 +285,6 @@
285 285  
286 286  * Temperature:  (0xF5C6-65536)/100=-26.18℃
287 287  
288 -
289 289  === 2.4.4 Built-in Humidity ===
290 290  
291 291  
... ... @@ -293,7 +293,6 @@
293 293  
294 294  * Humidity:    0x025C/10=60.4%
295 295  
296 -
297 297  === 2.4.5 Ext # ===
298 298  
299 299  
... ... @@ -392,7 +392,6 @@
392 392  * (% 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.
393 393  * (% 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)
394 394  
395 -
396 396  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
397 397  
398 398  
... ... @@ -506,6 +506,7 @@
506 506  
507 507  
508 508  
503 +
509 509  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
510 510  
511 511  
... ... @@ -625,7 +625,6 @@
625 625  
626 626  (% style="color:blue" %)**Method 2: **(%%)Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
627 627  
628 -
629 629  (% style="color:red" %)**Note for method 2:**
630 630  
631 631  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -681,8 +681,10 @@
681 681  (% 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.**
682 682  )))
683 683  
678 +(((
679 +
680 +)))
684 684  
685 -
686 686  (((
687 687  **2. Manually Set Time**
688 688  )))
... ... @@ -786,7 +786,7 @@
786 786  
787 787  
788 788  
789 -== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
785 +== 2.7 Alarm Mode ==
790 790  
791 791  
792 792  (((
... ... @@ -800,7 +800,6 @@
800 800  
801 801  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
802 802  
803 -
804 804  **Internal GXHT30 temperature alarm**
805 805  
806 806  (((
... ... @@ -832,12 +832,11 @@
832 832  
833 833  AT+LEDALARM=1  :  3601
834 834  
835 -
836 836  (% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
837 837  
838 838  Total bytes: 8 bytes
839 839  
840 -**Example: **AA0100010001003C
834 +**Example:**AA0100010001003C
841 841  
842 842  WMOD=01
843 843  
... ... @@ -850,11 +850,11 @@
850 850  
851 851  **DS18B20 and TMP117 Threshold Alarm**
852 852  
853 -**~ AT+WMOD=1,60,-10,20**
847 + AT+WMOD=1,60,-10,20
854 854  
855 855  (% style="color:#4f81bd" %)**Downlink Command:**
856 856  
857 -**Example: **A5013CFC180014
851 +**Example:**A5013CFC180014
858 858  
859 859  MOD=01
860 860  
... ... @@ -867,11 +867,11 @@
867 867  
868 868  **Fluctuation alarm for DS18B20 and TMP117**
869 869  
870 -**AT+WMOD=2,60,5** 
864 +AT+WMOD=2,60,5
871 871  
872 872  (% style="color:#4f81bd" %)**Downlink Command:**
873 873  
874 -**Example: **A5023C05
868 +**Example:**A5023C05
875 875  
876 876  MOD=02
877 877  
... ... @@ -880,13 +880,13 @@
880 880  temperature fluctuation=05
881 881  
882 882  
883 -==== **Sampling multiple times and uplink together** ====
877 +**Collect multiple times and send once**
884 884  
885 -**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.
879 +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.
886 886  
887 887  (% style="color:#4f81bd" %)**Downlink Command:**
888 888  
889 -**Example: **A50301003C14FFF0002001
883 +**Example:**A50301003C14FFF0002001
890 890  
891 891  MOD=03
892 892  
... ... @@ -902,30 +902,14 @@
902 902  
903 903  ARTEMP=01
904 904  
905 -
906 -**Uplink payload( Fport=3)**
907 -
908 -**Example: **CBEA0109920A4109C4
909 -
910 -BatV=CBEA
911 -
912 -EXT=01
913 -
914 -Temp1=0992  ~/~/ 24.50℃
915 -
916 -Temp2=0A41  ~/~/ 26.25℃
917 -
918 -Temp3=09C4  ~/~/ 25.00℃
919 -
920 -
921 -(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
922 -
923 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
899 +
924 924  )))
925 925  
926 -
902 +(((
927 927  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
928 928  
905 +
906 +)))
929 929  
930 930  (% _mstvisible="1" class="box infomessage" %)
931 931  (((
... ... @@ -1037,7 +1037,6 @@
1037 1037  * Operating Range: -40 ~~ 125 °C
1038 1038  * Working voltage 2.35v ~~ 5v
1039 1039  
1040 -
1041 1041  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1042 1042  
1043 1043  
... ... @@ -1107,7 +1107,6 @@
1107 1107  
1108 1108  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1109 1109  
1110 -
1111 1111  == 4.2 Set External Sensor Mode ==
1112 1112  
1113 1113  
... ... @@ -1131,7 +1131,6 @@
1131 1131  
1132 1132  * 0xA20702003c: Same as AT+SETCNT=60
1133 1133  
1134 -
1135 1135  == 4.3 Enable/Disable uplink Temperature probe ID ==
1136 1136  
1137 1137  
... ... @@ -1162,7 +1162,6 @@
1162 1162  * **0xA800**  **~-~->** AT+PID=0
1163 1163  * **0xA801**     **~-~->** AT+PID=1
1164 1164  
1165 -
1166 1166  == 4.4 Set Password ==
1167 1167  
1168 1168  
... ... @@ -1214,7 +1214,6 @@
1214 1214  
1215 1215  * There is no downlink command to set to Sleep mode.
1216 1216  
1217 -
1218 1218  == 4.7 Set system time ==
1219 1219  
1220 1220  
... ... @@ -1323,7 +1323,6 @@
1323 1323  
1324 1324  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1325 1325  
1326 -
1327 1327  == 4.13 Auto Send None-ACK messages ==
1328 1328  
1329 1329  
... ... @@ -1342,10 +1342,9 @@
1342 1342  
1343 1343  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1344 1344  
1317 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1345 1345  
1346 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1347 1347  
1348 -
1349 1349  Feature: Set internal and external temperature sensor alarms.
1350 1350  
1351 1351  (% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
... ... @@ -1388,8 +1388,6 @@
1388 1388  
1389 1389  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 )
1390 1390  
1391 -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))
1392 -
1393 1393  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1394 1394  
1395 1395  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.
... ... @@ -1402,17 +1402,22 @@
1402 1402  == 5.1 Battery Type ==
1403 1403  
1404 1404  
1405 -
1406 1406  (((
1375 +(((
1407 1407  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.
1408 1408  )))
1378 +)))
1409 1409  
1380 +(((
1381 +
1382 +)))
1410 1410  
1411 -
1412 1412  (((
1385 +(((
1413 1413  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1414 1414  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1415 1415  )))
1389 +)))
1416 1416  
1417 1417  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1418 1418  
... ... @@ -1435,6 +1435,9 @@
1435 1435  [[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]]
1436 1436  )))
1437 1437  
1412 +(((
1413 +
1414 +)))
1438 1438  
1439 1439  (((
1440 1440  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]]
... ... @@ -1816,7 +1816,7 @@
1816 1816  [[image:image-20220623113959-5.png||height="528" width="397"]]
1817 1817  
1818 1818  (% _msthash="506146" _msttexthash="52173160" %)
1819 -Connect A5 and GND with Dupont wire for a while and then separate
1796 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1820 1820  
1821 1821  
1822 1822  
... ... @@ -1857,7 +1857,6 @@
1857 1857  
1858 1858  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1859 1859  
1860 -
1861 1861  = 8. Packing Info =
1862 1862  
1863 1863  
... ... @@ -1871,13 +1871,11 @@
1871 1871  * Device Size:  10 x 10 x 3.5 cm
1872 1872  * Device Weight: 120.5g
1873 1873  
1874 -
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  
1880 -
1881 1881  = 10. FCC Warning =
1882 1882  
1883 1883