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Last modified by Xiaoling on 2023/07/18 10:12
From version 231.1
edited by Bei Jinggeng
on 2023/03/13 17:01
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
... ... @@ -253,7 +253,6 @@
253 253  
254 254  [[image:image-20220523152839-18.png||_mstalt="457613"]]
255 255  
256 -(b)stands for binary
257 257  
258 258  [[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
259 259  
... ... @@ -260,8 +260,8 @@
260 260  
261 261  Check the battery voltage for LHT65N.
262 262  
263 -* BAT status=(0Xcba4>>14)&0xFF=11 (BIN) ，very good
264 -* Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
263 +* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
264 +* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
265 265  
266 266  
267 267  === 2.4.3 Built-in Temperature ===
... ... @@ -311,16 +311,11 @@
311 311  
312 312  * External temperature= (0xF54F-65536)/100=-27.37℃
313 313  
314 -F54F :  (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃
315 -
316 -（0105 & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
317 -
318 318  The last 2 bytes of data are meaningless
319 319  
320 320  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
321 321  
322 322  
323 -
324 324  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
325 325  
326 326  
... ... @@ -433,7 +433,6 @@
433 433  [[image:image-20220628151143-7.png||_mstalt="431210"]]
434 434  
435 435  
436 -
437 437  ==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
438 438  
439 439  
... ... @@ -450,7 +450,6 @@
450 450  The external cable NE2 can be use for MOD4 and MOD8
451 451  
452 452  
453 -
454 454  ==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
455 455  
456 456  
... ... @@ -497,7 +497,6 @@
497 497  [[image:image-20220906101145-3.png||_mstalt="428688"]]
498 498  
499 499  
500 -
501 501  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
502 502  
503 503  
... ... @@ -670,6 +670,7 @@
670 670  )))
671 671  
672 672  
665 +
673 673  (((
674 674  **2. Manually Set Time**
675 675  )))
... ... @@ -691,7 +691,7 @@
691 691  
692 692  For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(%%)
693 693  
694 -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
695 695  
696 696  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
697 697  
... ... @@ -863,18 +863,17 @@
863 863  temperature fluctuation=05
864 864  
865 865  
866 -**Sampling multiple times and uplink together**
859 +==== **Sampling multiple times and uplink together** ====
867 867  
868 868  **AT+WMOD=3,1,60,20,-16,32,1**   
869 869  
870 870  Explain:
871 871  
872 -* (% style="color:#037691" %)**parameter1:**(%%)Set Working Mode to **Mode 3**
873 -* (% style="color:#037691" %)**parameter2:**(%%) Set the temperature sampling mode to** 1**(1:DS18B20;2:TMP117;3:** **Internal GXHT30).
874 -* (% style="color:#037691" %)**parameter3:**(%%)Sampling Interval is **60**s.
875 -* (% 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)
876 -* (% style="color:#037691" %)**parameter5 & parameter6:**(%%)Temperature alarm range is **-16** to **32**°C,
877 -* (% 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.
878 878  
879 879  (% style="color:#4f81bd" %)**Downlink Command:**
880 880  
... ... @@ -882,7 +882,7 @@
882 882  
883 883  MOD=03
884 884  
885 -TEMP=DS18B20
877 +EXT=01
886 886  
887 887  CITEMP=003C(S)
888 888  
... ... @@ -894,6 +894,7 @@
894 894  
895 895  ARTEMP=01
896 896  
889 +
897 897  **Uplink payload( Fport=3)**
898 898  
899 899  **Example: CBEA**01**0992**//0A41//**09C4**
... ... @@ -900,7 +900,7 @@
900 900  
901 901  BatV=CBEA
902 902  
903 -TEMP=DS18B20
896 +EXT=01
904 904  
905 905  Temp1=0992  ~/~/ 24.50℃
906 906  
... ... @@ -908,9 +908,10 @@
908 908  
909 909  Temp3=09C4  ~/~/ 25.00℃
910 910  
904 +
911 911  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
912 912  
913 -(% 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**
914 914  )))
915 915  
916 916  
... ... @@ -1581,6 +1581,7 @@
1581 1581  **Downlink commands:**
1582 1582  
1583 1583  
1578 +
1584 1584  (% style="color:blue" %)**TTN:**
1585 1585  
1586 1586  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
... ... @@ -1679,12 +1679,6 @@
1679 1679  [[image:image-20220623110706-1.png||_mstalt="427869"]]
1680 1680  
1681 1681  
1682 -**UART Port of LHT65N:**
1683 -
1684 -* (% class="mark" %)**PB0: RXD**
1685 -* (% class="mark" %)**PB1: TXD**
1686 -* (% class="mark" %)**GND**
1687 -
1688 1688  [[image:image-20220623112117-4.png||_mstalt="428350" height="459" width="343"]]
1689 1689  
1690 1690  
... ... @@ -1738,12 +1738,11 @@
1738 1738  
1739 1739  == 6.8 Why can't I see the datalog information ==
1740 1740  
1730 +1.The time is not aligned, and the correct query command is not used
1741 1741  
1742 -~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
1743 1743  
1744 -2. Decoder error, did not parse the datalog data, the data was filtered.
1745 1745  
1746 -
1747 1747  = 7. Order Info =
1748 1748  
1749 1749