Skip to Content
Last modified by Xiaoling on 2023/07/18 10:12
From version 214.1
edited by Edwin Chen
on 2022/11/03 23:38
Change comment: There is no comment for this version
To version 210.9
edited by Xiaoling
on 2022/10/26 16:50
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
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  
... ... @@ -245,7 +245,6 @@
245 245  * The 7th byte (EXT #): defines the external sensor model.
246 246  * 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.)
247 247  
248 -
249 249  === 2.4.1 Decoder in TTN V3 ===
250 250  
251 251  
... ... @@ -274,7 +274,6 @@
274 274  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
275 275  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
276 276  
277 -
278 278  === 2.4.3 Built-in Temperature ===
279 279  
280 280  
... ... @@ -286,7 +286,6 @@
286 286  
287 287  * Temperature:  (0xF5C6-65536)/100=-26.18℃
288 288  
289 -
290 290  === 2.4.4 Built-in Humidity ===
291 291  
292 292  
... ... @@ -294,7 +294,6 @@
294 294  
295 295  * Humidity:    0x025C/10=60.4%
296 296  
297 -
298 298  === 2.4.5 Ext # ===
299 299  
300 300  
... ... @@ -317,8 +317,6 @@
317 317  
318 318  The last 2 bytes of data are meaningless
319 319  
320 -
321 -
322 322  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
323 323  
324 324  
... ... @@ -393,7 +393,6 @@
393 393  * (% 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.
394 394  * (% 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)
395 395  
396 -
397 397  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
398 398  
399 399  
... ... @@ -507,6 +507,7 @@
507 507  
508 508  
509 509  
501 +
510 510  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
511 511  
512 512  
... ... @@ -626,7 +626,6 @@
626 626  
627 627  (% 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.
628 628  
629 -
630 630  (% style="color:red" %)**Note for method 2:**
631 631  
632 632  * a) LHT65N will do an ACK check for data records sending to make sure every data arrive server.
... ... @@ -638,7 +638,6 @@
638 638  [[image:image-20220703111700-2.png||height="381" width="1119"]]
639 639  
640 640  
641 -
642 642  === 2.6.2 Unix TimeStamp ===
643 643  
644 644  
... ... @@ -721,14 +721,16 @@
721 721  
722 722  **Retrieval data payload:**
723 723  
724 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:480px" %)
714 +(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:510px" %)
725 725  |=(% style="width: 60px;" %)(((
726 726  **Size(bytes)**
727 -)))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
717 +)))|=(% style="width: 100px;" %)**2**|=(% style="width: 100px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 80px;" %)**4**
728 728  |(% style="width:97px" %)**Value**|(% style="width:123px" %)[[External sensor data>>||anchor="H2.4.6Extvalue"]]|(% style="width:108px" %)[[Built In Temperature>>||anchor="H2.4.3Built-inTemperature"]]|(% style="width:133px" %)[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]|(% style="width:159px" %)Poll message flag & Ext|(% style="width:80px" %)[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
729 729  
720 +
730 730  **Poll message flag & Ext:**
731 731  
723 +
732 732  [[image:image-20221006192726-1.png||height="112" width="754"]]
733 733  
734 734  (% 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)
... ... @@ -739,6 +739,8 @@
739 739  
740 740  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
741 741  
734 +
735 +
742 742  For example, in US915 band, the max payload for different DR is:
743 743  
744 744  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
... ... @@ -771,7 +771,7 @@
771 771  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
772 772  
773 773  
774 -__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
768 +7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
775 775  
776 776  Where the first 11 bytes is for the first entry:
777 777  
... ... @@ -779,13 +779,13 @@
779 779  
780 780  Ext sensor data=0x7FFF/100=327.67
781 781  
782 -Temp=0x088E/100=22.00
776 +Temp=0x0898/100=22.00
783 783  
784 -Hum=0x014B/10=32.6
778 +Hum=0x0146/10=32.6
785 785  
786 786  poll message flag & Ext=0x41,means reply data,Ext=1
787 787  
788 -Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
782 +Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
789 789  
790 790  
791 791  
... ... @@ -804,12 +804,10 @@
804 804  === 2.7.1 ALARM MODE ( Since v1.3.1 firmware) ===
805 805  
806 806  
807 -**Internal GXHT30 temperature alarm**
808 -
809 809  (((
810 810  (% class="box infomessage" %)
811 811  (((
812 -**AT+WMOD=3**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
804 +**AT+WMOD=3,**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled Temperature Alarm for onboard temperature sensor)
813 813  
814 814  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
815 815  
... ... @@ -823,109 +823,7 @@
823 823  )))
824 824  )))
825 825  
826 -(% style="color:#4f81bd" %)**Downlink Command:**
827 827  
828 -AT+WMOD=1:  A501  ,  AT+WMOD=0 :  A600
829 -
830 -AT+CITEMP=1 : A60001
831 -
832 -AT+ARTEMP=1,60  :  A70001003C
833 -
834 -AT+ARTEMP=-16,60 :  A7FFF0003C
835 -
836 -AT+LEDALARM=1  :  3601
837 -
838 -
839 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
840 -
841 -Total bytes: 8 bytes
842 -
843 -**Example: **AA0100010001003C
844 -
845 -WMOD=01
846 -
847 -CITEMP=0001
848 -
849 -TEMPlow=0001
850 -
851 -TEMPhigh=003C
852 -
853 -
854 -**DS18B20 and TMP117 Threshold Alarm**
855 -
856 -**~ AT+WMOD=1,60,-10,20**
857 -
858 -(% style="color:#4f81bd" %)**Downlink Command:**
859 -
860 -**Example: **A5013CFC180014
861 -
862 -MOD=01
863 -
864 -CITEMP=3C(S)
865 -
866 -TEMPlow=FC18
867 -
868 -TEMPhigh=0014
869 -
870 -
871 -**Fluctuation alarm for DS18B20 and TMP117**
872 -
873 -**AT+WMOD=2,60,5** 
874 -
875 -(% style="color:#4f81bd" %)**Downlink Command:**
876 -
877 -**Example: **A5023C05
878 -
879 -MOD=02
880 -
881 -CITEMP=3C(S)
882 -
883 -temperature fluctuation=05
884 -
885 -
886 -**Collect multiple times and send once**
887 -
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.
889 -
890 -(% style="color:#4f81bd" %)**Downlink Command:**
891 -
892 -**Example: **A50301003C14FFF0002001
893 -
894 -MOD=03
895 -
896 -EXT=01
897 -
898 -CITEMP=003C(S)
899 -
900 -Total number of acquisitions=14
901 -
902 -TEMPlow=FFF0
903 -
904 -TEMPhigh=0020
905 -
906 -ARTEMP=01
907 -
908 -
909 -**Uplink payload( Fport=3)**
910 -
911 -**Example: **CBEA0109920A4109C4
912 -
913 -BatV=CBEA
914 -
915 -EXT=01
916 -
917 -Temp1=0992  ~/~/ 24.50℃
918 -
919 -Temp2=0A41  ~/~/ 26.25℃
920 -
921 -Temp3=09C4  ~/~/ 25.00℃
922 -
923 -
924 -(% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
925 -
926 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
927 -
928 -
929 929  
930 930  )))
931 931  
... ... @@ -988,7 +988,6 @@
988 988  * RED LED when external sensor is not connected
989 989  * For each success downlink, the PURPLE LED will blink once
990 990  
991 -
992 992  == 2.9 installation ==
993 993  
994 994  
... ... @@ -1046,7 +1046,6 @@
1046 1046  * Operating Range: -40 ~~ 125 °C
1047 1047  * Working voltage 2.35v ~~ 5v
1048 1048  
1049 -
1050 1050  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1051 1051  
1052 1052  
... ... @@ -1116,7 +1116,6 @@
1116 1116  
1117 1117  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1118 1118  
1119 -
1120 1120  == 4.2 Set External Sensor Mode ==
1121 1121  
1122 1122  
... ... @@ -1140,7 +1140,6 @@
1140 1140  
1141 1141  * 0xA20702003c: Same as AT+SETCNT=60
1142 1142  
1143 -
1144 1144  == 4.3 Enable/Disable uplink Temperature probe ID ==
1145 1145  
1146 1146  
... ... @@ -1171,7 +1171,6 @@
1171 1171  * **0xA800**  **~-~->** AT+PID=0
1172 1172  * **0xA801**     **~-~->** AT+PID=1
1173 1173  
1174 -
1175 1175  == 4.4 Set Password ==
1176 1176  
1177 1177  
... ... @@ -1223,7 +1223,6 @@
1223 1223  
1224 1224  * There is no downlink command to set to Sleep mode.
1225 1225  
1226 -
1227 1227  == 4.7 Set system time ==
1228 1228  
1229 1229  
... ... @@ -1332,34 +1332,34 @@
1332 1332  
1333 1333  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1334 1334  
1335 -
1336 1336  == 4.13 Auto Send None-ACK messages ==
1337 1337  
1338 1338  
1222 +(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1339 1339  Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1340 1340  
1341 1341  
1342 1342  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1343 1343  
1228 +(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1344 1344  The default factory setting is 0
1345 1345  
1346 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1347 -|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1348 -|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1231 +(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1232 +(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1233 +(% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK
1349 1349  
1350 1350  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1351 1351  
1352 1352  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1353 1353  
1239 +== 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1354 1354  
1355 -== 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1356 1356  
1357 -
1358 1358  Feature: Set internal and external temperature sensor alarms.
1359 1359  
1360 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1361 -|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1362 -|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1244 +(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1245 +|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1246 +|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1363 1363  
1364 1364  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1365 1365  
... ... @@ -1438,7 +1438,6 @@
1438 1438  [[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"]]
1439 1439  
1440 1440  
1441 -
1442 1442  == 5.3 Battery Life Analyze ==
1443 1443  
1444 1444  
... ... @@ -1872,7 +1872,6 @@
1872 1872  
1873 1873  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1874 1874  
1875 -
1876 1876  = 8. Packing Info =
1877 1877  
1878 1878  
... ... @@ -1886,13 +1886,11 @@
1886 1886  * Device Size:  10 x 10 x 3.5 cm
1887 1887  * Device Weight: 120.5g
1888 1888  
1889 -
1890 1890  = 9. Reference material =
1891 1891  
1892 1892  
1893 1893  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1894 1894  
1895 -
1896 1896  = 10. FCC Warning =
1897 1897  
1898 1898