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Last modified by Xiaoling on 2023/07/18 10:12
From version 210.12
edited by Xiaoling
on 2022/10/26 17:04
Change comment: There is no comment for this version
To version 217.3
edited by Xiaoling
on 2022/11/12 17:24
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -61,6 +61,8 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 +
65 +
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,6 +85,8 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
90 +
91 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  
... ... @@ -184,7 +184,6 @@
184 184  
185 185  
186 186  
187 -
188 188  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
189 189  
190 190  
... ... @@ -243,6 +243,8 @@
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  
249 +
250 +
246 246  === 2.4.1 Decoder in TTN V3 ===
247 247  
248 248  
... ... @@ -271,6 +271,8 @@
271 271  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
272 272  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
273 273  
279 +
280 +
274 274  === 2.4.3 Built-in Temperature ===
275 275  
276 276  
... ... @@ -282,6 +282,8 @@
282 282  
283 283  * Temperature:  (0xF5C6-65536)/100=-26.18℃
284 284  
292 +
293 +
285 285  === 2.4.4 Built-in Humidity ===
286 286  
287 287  
... ... @@ -289,6 +289,8 @@
289 289  
290 290  * Humidity:    0x025C/10=60.4%
291 291  
301 +
302 +
292 292  === 2.4.5 Ext # ===
293 293  
294 294  
... ... @@ -311,6 +311,8 @@
311 311  
312 312  The last 2 bytes of data are meaningless
313 313  
325 +
326 +
314 314  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
315 315  
316 316  
... ... @@ -385,6 +385,8 @@
385 385  * (% 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.
386 386  * (% 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)
387 387  
401 +
402 +
388 388  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
389 389  
390 390  
... ... @@ -498,7 +498,6 @@
498 498  
499 499  
500 500  
501 -
502 502  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
503 503  
504 504  
... ... @@ -618,6 +618,7 @@
618 618  
619 619  (% 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.
620 620  
635 +
621 621  (% style="color:red" %)**Note for method 2:**
622 622  
623 623  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -629,6 +629,7 @@
629 629  [[image:image-20220703111700-2.png||height="381" width="1119"]]
630 630  
631 631  
647 +
632 632  === 2.6.2 Unix TimeStamp ===
633 633  
634 634  
... ... @@ -672,10 +672,8 @@
672 672  (% 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.**
673 673  )))
674 674  
675 -(((
676 -
677 -)))
678 678  
692 +
679 679  (((
680 680  **2. Manually Set Time**
681 681  )))
... ... @@ -719,7 +719,6 @@
719 719  
720 720  **Poll message flag & Ext:**
721 721  
722 -
723 723  [[image:image-20221006192726-1.png||height="112" width="754"]]
724 724  
725 725  (% style="color:blue" %)**No ACK Message**(%%):  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]] feature)
... ... @@ -730,7 +730,6 @@
730 730  
731 731  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
732 732  
733 -
734 734  For example, in US915 band, the max payload for different DR is:
735 735  
736 736  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
... ... @@ -763,7 +763,7 @@
763 763  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
764 764  
765 765  
766 -7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
778 +__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
767 767  
768 768  Where the first 11 bytes is for the first entry:
769 769  
... ... @@ -771,17 +771,17 @@
771 771  
772 772  Ext sensor data=0x7FFF/100=327.67
773 773  
774 -Temp=0x0898/100=22.00
786 +Temp=0x088E/100=22.00
775 775  
776 -Hum=0x0146/10=32.6
788 +Hum=0x014B/10=32.6
777 777  
778 778  poll message flag & Ext=0x41,means reply data,Ext=1
779 779  
780 -Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
792 +Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
781 781  
782 782  
783 783  
784 -== 2.7 Alarm Mode ==
796 +== 2.7 Alarm Mode & Feature "Multi sampling, one uplink" ==
785 785  
786 786  
787 787  (((
... ... @@ -796,10 +796,12 @@
796 796  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
797 797  
798 798  
811 +**Internal GXHT30 temperature alarm**
812 +
799 799  (((
800 800  (% class="box infomessage" %)
801 801  (((
802 -**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
816 +**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
803 803  
804 804  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
805 805  
... ... @@ -813,15 +813,112 @@
813 813  )))
814 814  )))
815 815  
830 +(% style="color:#4f81bd" %)**Downlink Command:**
816 816  
817 -
832 +AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
833 +
834 +AT+CITEMP=1 : A60001
835 +
836 +AT+ARTEMP=1,60  :  A70001003C
837 +
838 +AT+ARTEMP=-16,60 :  A7FFF0003C
839 +
840 +AT+LEDALARM=1  :  3601
841 +
842 +
843 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
844 +
845 +Total bytes: 8 bytes
846 +
847 +**Example: **AA0100010001003C
848 +
849 +WMOD=01
850 +
851 +CITEMP=0001
852 +
853 +TEMPlow=0001
854 +
855 +TEMPhigh=003C
856 +
857 +
858 +**DS18B20 and TMP117 Threshold Alarm**
859 +
860 +**~ AT+WMOD=1,60,-10,20**
861 +
862 +(% style="color:#4f81bd" %)**Downlink Command:**
863 +
864 +**Example: **A5013CFC180014
865 +
866 +MOD=01
867 +
868 +CITEMP=3C(S)
869 +
870 +TEMPlow=FC18
871 +
872 +TEMPhigh=0014
873 +
874 +
875 +**Fluctuation alarm for DS18B20 and TMP117**
876 +
877 +**AT+WMOD=2,60,5** 
878 +
879 +(% style="color:#4f81bd" %)**Downlink Command:**
880 +
881 +**Example: **A5023C05
882 +
883 +MOD=02
884 +
885 +CITEMP=3C(S)
886 +
887 +temperature fluctuation=05
888 +
889 +
890 +==== **Sampling multiple times and uplink together** ====
891 +
892 +**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.
893 +
894 +(% style="color:#4f81bd" %)**Downlink Command:**
895 +
896 +**Example: **A50301003C14FFF0002001
897 +
898 +MOD=03
899 +
900 +EXT=01
901 +
902 +CITEMP=003C(S)
903 +
904 +Total number of acquisitions=14
905 +
906 +TEMPlow=FFF0
907 +
908 +TEMPhigh=0020
909 +
910 +ARTEMP=01
911 +
912 +
913 +**Uplink payload( Fport=3)**
914 +
915 +**Example: **CBEA0109920A4109C4
916 +
917 +BatV=CBEA
918 +
919 +EXT=01
920 +
921 +Temp1=0992  ~/~/ 24.50℃
922 +
923 +Temp2=0A41  ~/~/ 26.25℃
924 +
925 +Temp3=09C4  ~/~/ 25.00℃
926 +
927 +
928 +(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
929 +
930 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
818 818  )))
819 819  
820 -(((
933 +
821 821  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
822 822  
823 -
824 -)))
825 825  
826 826  (% _mstvisible="1" class="box infomessage" %)
827 827  (((
... ... @@ -876,6 +876,7 @@
876 876  * RED LED when external sensor is not connected
877 877  * For each success downlink, the PURPLE LED will blink once
878 878  
990 +
879 879  == 2.9 installation ==
880 880  
881 881  
... ... @@ -933,6 +933,8 @@
933 933  * Operating Range: -40 ~~ 125 °C
934 934  * Working voltage 2.35v ~~ 5v
935 935  
1048 +
1049 +
936 936  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
937 937  
938 938  
... ... @@ -1002,6 +1002,8 @@
1002 1002  
1003 1003  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1004 1004  
1119 +
1120 +
1005 1005  == 4.2 Set External Sensor Mode ==
1006 1006  
1007 1007  
... ... @@ -1025,6 +1025,8 @@
1025 1025  
1026 1026  * 0xA20702003c: Same as AT+SETCNT=60
1027 1027  
1144 +
1145 +
1028 1028  == 4.3 Enable/Disable uplink Temperature probe ID ==
1029 1029  
1030 1030  
... ... @@ -1055,6 +1055,8 @@
1055 1055  * **0xA800**  **~-~->** AT+PID=0
1056 1056  * **0xA801**     **~-~->** AT+PID=1
1057 1057  
1176 +
1177 +
1058 1058  == 4.4 Set Password ==
1059 1059  
1060 1060  
... ... @@ -1106,6 +1106,8 @@
1106 1106  
1107 1107  * There is no downlink command to set to Sleep mode.
1108 1108  
1229 +
1230 +
1109 1109  == 4.7 Set system time ==
1110 1110  
1111 1111  
... ... @@ -1226,9 +1226,9 @@
1226 1226  
1227 1227  The default factory setting is 0
1228 1228  
1229 -(% border="1" style="background-color:#ffffcc; color:green; width:270px" %)
1230 -|=(% style="width: 100px;" %)**Command Example**|=(% style="width: 120px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1231 -|(% style="width:171px" %)AT+PNACKMD=1|(% style="width:219px" %)Poll None-ACK message|(% style="width:88px" %)OK
1351 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1352 +|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1353 +|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1232 1232  
1233 1233  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1234 1234  
... ... @@ -1236,17 +1236,15 @@
1236 1236  
1237 1237  
1238 1238  
1361 +== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1239 1239  
1240 -== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1241 1241  
1242 -
1243 1243  Feature: Set internal and external temperature sensor alarms.
1244 1244  
1245 -(% border="1" style="background-color:#ffffcc; color:green; width:500px" %)
1246 -|(% style="width:250px" %)**Command Example**|(% style="width:200px" %)**Function**|(% style="width:50px" %)**Response**
1247 -|(% style="width:271px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:462px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1366 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1367 +|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1368 +|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1248 1248  
1249 -
1250 1250  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1251 1251  
1252 1252  (% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
... ... @@ -1283,6 +1283,8 @@
1283 1283  
1284 1284  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 )
1285 1285  
1406 +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))
1407 +
1286 1286  0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
1287 1287  
1288 1288  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.
... ... @@ -1295,22 +1295,17 @@
1295 1295  == 5.1 Battery Type ==
1296 1296  
1297 1297  
1420 +
1298 1298  (((
1299 -(((
1300 1300  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.
1301 1301  )))
1302 -)))
1303 1303  
1304 -(((
1305 -
1306 -)))
1307 1307  
1426 +
1308 1308  (((
1309 -(((
1310 1310  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1311 1311  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1312 1312  )))
1313 -)))
1314 1314  
1315 1315  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1316 1316  
... ... @@ -1324,6 +1324,7 @@
1324 1324  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1325 1325  
1326 1326  
1444 +
1327 1327  == 5.3 Battery Life Analyze ==
1328 1328  
1329 1329  
... ... @@ -1332,9 +1332,6 @@
1332 1332  [[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]]
1333 1333  )))
1334 1334  
1335 -(((
1336 -
1337 -)))
1338 1338  
1339 1339  (((
1340 1340  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]]
... ... @@ -1757,6 +1757,8 @@
1757 1757  
1758 1758  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1759 1759  
1875 +
1876 +
1760 1760  = 8. Packing Info =
1761 1761  
1762 1762  
... ... @@ -1770,11 +1770,15 @@
1770 1770  * Device Size:  10 x 10 x 3.5 cm
1771 1771  * Device Weight: 120.5g
1772 1772  
1890 +
1891 +
1773 1773  = 9. Reference material =
1774 1774  
1775 1775  
1776 1776  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1777 1777  
1897 +
1898 +
1778 1778  = 10. FCC Warning =
1779 1779  
1780 1780