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Last modified by Xiaoling on 2023/07/18 10:12
From version 230.1
edited by Bei Jinggeng
on 2023/03/13 09:40
Change comment: There is no comment for this version
To version 225.1
edited by Bei Jinggeng
on 2022/12/09 17:09
Change comment: There is no comment for this version

Summary

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... ... @@ -46,6 +46,7 @@
46 46  == 1.2 Features ==
47 47  
48 48  
49 +* Wall mountable
49 49  * LoRaWAN v1.0.3 Class A protocol
50 50  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
51 51  * AT Commands to change parameters
... ... @@ -259,8 +259,8 @@
259 259  
260 260  Check the battery voltage for LHT65N.
261 261  
262 -* BAT status=(0Xcba4>>14)&0xFF=11(DEC)  /  B(HEX) ，very good
263 -* Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
263 +* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
264 +* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
264 264  
265 265  
266 266  === 2.4.3 Built-in Temperature ===
... ... @@ -310,16 +310,11 @@
310 310  
311 311  * External temperature= (0xF54F-65536)/100=-27.37℃
312 312  
313 -F54F :  (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃
314 -
315 -（0105 & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
316 -
317 317  The last 2 bytes of data are meaningless
318 318  
319 319  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
320 320  
321 321  
322 -
323 323  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
324 324  
325 325  
... ... @@ -432,7 +432,6 @@
432 432  [[image:image-20220628151143-7.png||_mstalt="431210"]]
433 433  
434 434  
435 -
436 436  ==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
437 437  
438 438  
... ... @@ -449,7 +449,6 @@
449 449  The external cable NE2 can be use for MOD4 and MOD8
450 450  
451 451  
452 -
453 453  ==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
454 454  
455 455  
... ... @@ -496,7 +496,6 @@
496 496  [[image:image-20220906101145-3.png||_mstalt="428688"]]
497 497  
498 498  
499 -
500 500  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
501 501  
502 502  
... ... @@ -669,6 +669,7 @@
669 669  )))
670 670  
671 671  
665 +
672 672  (((
673 673  **2. Manually Set Time**
674 674  )))
... ... @@ -690,7 +690,7 @@
690 690  
691 691  For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(%%)
692 692  
693 -Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00's data
687 +Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
694 694  
695 695  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
696 696  
... ... @@ -862,18 +862,17 @@
862 862  temperature fluctuation=05
863 863  
864 864  
865 -**Sampling multiple times and uplink together**
859 +==== **Sampling multiple times and uplink together** ====
866 866  
867 867  **AT+WMOD=3,1,60,20,-16,32,1**   
868 868  
869 869  Explain:
870 870  
871 -* (% style="color:#037691" %)**parameter1:**(%%)Set Working Mode to **Mode 3**
872 -* (% style="color:#037691" %)**parameter2:**(%%) Set the temperature sampling mode to** 1**(1:DS18B20;2:TMP117;3:** **Internal GXHT30).
873 -* (% style="color:#037691" %)**parameter3:**(%%)Sampling Interval is **60**s.
874 -* (% style="color:#037691" %)**parameter4:**(%%)When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
875 -* (% style="color:#037691" %)**parameter5 & parameter6:**(%%)Temperature alarm range is **-16** to **32**°C,
876 -* (% style="color:#037691" %)**parameter7:**(%%) 1 to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
865 +* Set Working Mode to **Mode 3**
866 +* Sampling Interval is **60**s.
867 +* When there is **20** sampling dats, Device will send these data via one uplink. (max value is 60, means max 60 sampling in one uplink)
868 +* Temperature alarm range is **-16** to **32**°C,
869 +* **1** to enable temperature alarm, **0** to disable the temperature alarm. If alarm is enabled, a data will be sent immediately  if temperate exceeds the Alarm range.
877 877  
878 878  (% style="color:#4f81bd" %)**Downlink Command:**
879 879  
... ... @@ -881,7 +881,7 @@
881 881  
882 882  MOD=03
883 883  
884 -TEMP=DS18B20
877 +EXT=01
885 885  
886 886  CITEMP=003C(S)
887 887  
... ... @@ -893,6 +893,7 @@
893 893  
894 894  ARTEMP=01
895 895  
889 +
896 896  **Uplink payload( Fport=3)**
897 897  
898 898  **Example: CBEA**01**0992**//0A41//**09C4**
... ... @@ -899,7 +899,7 @@
899 899  
900 900  BatV=CBEA
901 901  
902 -TEMP=DS18B20
896 +EXT=01
903 903  
904 904  Temp1=0992  ~/~/ 24.50℃
905 905  
... ... @@ -907,9 +907,10 @@
907 907  
908 908  Temp3=09C4  ~/~/ 25.00℃
909 909  
904 +
910 910  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
911 911  
912 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
907 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
913 913  )))
914 914  
915 915  
... ... @@ -1580,6 +1580,7 @@
1580 1580  **Downlink commands:**
1581 1581  
1582 1582  
1578 +
1583 1583  (% style="color:blue" %)**TTN:**
1584 1584  
1585 1585  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
... ... @@ -1678,12 +1678,6 @@
1678 1678  [[image:image-20220623110706-1.png||_mstalt="427869"]]
1679 1679  
1680 1680  
1681 -**UART Port of LHT65N:**
1682 -
1683 -* (% class="mark" %)**PB0: RXD**
1684 -* (% class="mark" %)**PB1: TXD**
1685 -* (% class="mark" %)**GND**
1686 -
1687 1687  [[image:image-20220623112117-4.png||_mstalt="428350" height="459" width="343"]]
1688 1688  
1689 1689  
... ... @@ -1737,12 +1737,11 @@
1737 1737  
1738 1738  == 6.8 Why can't I see the datalog information ==
1739 1739  
1730 +1.The time is not aligned, and the correct query command is not used
1740 1740  
1741 -~1. The time is not aligned, and the correct query command is not used.
1732 +2.Decoder error, did not parse the datalog data, the data was filtered
1742 1742  
1743 -2. Decoder error, did not parse the datalog data, the data was filtered.
1744 1744  
1745 -
1746 1746  = 7. Order Info =
1747 1747  
1748 1748