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Last modified by Xiaoling on 2023/07/18 10:12
From version 224.2
edited by Xiaoling
on 2022/12/02 17:13
Change comment: There is no comment for this version
To version 230.1
edited by Bei Jinggeng
on 2023/03/13 09:40
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -46,7 +46,6 @@
46 46  == 1.2 Features ==
47 47  
48 48  
49 -* Wall mountable
50 50  * LoRaWAN v1.0.3 Class A protocol
51 51  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
52 52  * AT Commands to change parameters
... ... @@ -59,7 +59,6 @@
59 59  * Datalog feature (Max 3328 records)
60 60  
61 61  
62 -
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -85,7 +85,6 @@
85 85  * Operating Range: -55 °C ~~ 125 °C
86 86  
87 87  
88 -
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
91 91  == 2.1 How does LHT65N work? ==
... ... @@ -238,7 +238,6 @@
238 238  * The 8^^th^^ ~~ 11^^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.)
239 239  
240 240  
241 -
242 242  === 2.4.1 Decoder in TTN V3 ===
243 243  
244 244  
... ... @@ -263,11 +263,10 @@
263 263  
264 264  Check the battery voltage for LHT65N.
265 265  
266 -* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
267 -* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
262 +* BAT status=(0Xcba4>>14)&0xFF=11(DEC)  /  B(HEX) ，very good
263 +* Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
268 268  
269 269  
270 -
271 271  === 2.4.3 Built-in Temperature ===
272 272  
273 273  
... ... @@ -280,7 +280,6 @@
280 280  * Temperature:  (0xF5C6-65536)/100=-26.18℃
281 281  
282 282  
283 -
284 284  === 2.4.4 Built-in Humidity ===
285 285  
286 286  
... ... @@ -289,7 +289,6 @@
289 289  * Humidity:    0x025C/10=60.4%
290 290  
291 291  
292 -
293 293  === 2.4.5 Ext # ===
294 294  
295 295  
... ... @@ -317,11 +317,16 @@
317 317  
318 318  * External temperature= (0xF54F-65536)/100=-27.37℃
319 319  
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 +
320 320  The last 2 bytes of data are meaningless
321 321  
322 322  If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
323 323  
324 324  
322 +
325 325  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
326 326  
327 327  
... ... @@ -386,7 +386,6 @@
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  
388 388  
389 -
390 390  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
391 391  
392 392  
... ... @@ -435,6 +435,7 @@
435 435  [[image:image-20220628151143-7.png||_mstalt="431210"]]
436 436  
437 437  
435 +
438 438  ==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
439 439  
440 440  
... ... @@ -451,6 +451,7 @@
451 451  The external cable NE2 can be use for MOD4 and MOD8
452 452  
453 453  
452 +
454 454  ==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
455 455  
456 456  
... ... @@ -497,6 +497,7 @@
497 497  [[image:image-20220906101145-3.png||_mstalt="428688"]]
498 498  
499 499  
499 +
500 500  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
501 501  
502 502  
... ... @@ -669,7 +669,6 @@
669 669  )))
670 670  
671 671  
672 -
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
693 +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  
... ... @@ -863,17 +863,18 @@
863 863  temperature fluctuation=05
864 864  
865 865  
866 -==== **Sampling multiple times and uplink together** ====
865 +**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 -* Set Working Mode to **Mode 3**
873 -* Sampling Interval is **60**s.
874 -* 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 -* Temperature alarm range is **-16** to **32**°C,
876 -* **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.
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.
877 877  
878 878  (% style="color:#4f81bd" %)**Downlink Command:**
879 879  
... ... @@ -881,7 +881,7 @@
881 881  
882 882  MOD=03
883 883  
884 -EXT=01
884 +TEMP=DS18B20
885 885  
886 886  CITEMP=003C(S)
887 887  
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893 893  
894 894  ARTEMP=01
895 895  
896 -
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 -EXT=01
902 +TEMP=DS18B20
904 904  
905 905  Temp1=0992  ~/~/ 24.50℃
906 906  
... ... @@ -908,10 +908,9 @@
908 908  
909 909  Temp3=09C4  ~/~/ 25.00℃
910 910  
911 -
912 912  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
913 913  
914 -(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
912 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
915 915  )))
916 916  
917 917  
... ... @@ -971,7 +971,6 @@
971 971  * For each success downlink, the PURPLE LED will blink once
972 972  
973 973  
974 -
975 975  == 2.9 installation ==
976 976  
977 977  
... ... @@ -1025,7 +1025,6 @@
1025 1025  * Working voltage 2.35v ~~ 5v
1026 1026  
1027 1027  
1028 -
1029 1029  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1030 1030  
1031 1031  
... ... @@ -1095,7 +1095,6 @@
1095 1095  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1096 1096  
1097 1097  
1098 -
1099 1099  == 4.2 Set External Sensor Mode ==
1100 1100  
1101 1101  
... ... @@ -1120,7 +1120,6 @@
1120 1120  * 0xA20702003c: Same as AT+SETCNT=60
1121 1121  
1122 1122  
1123 -
1124 1124  == 4.3 Enable/Disable uplink Temperature probe ID ==
1125 1125  
1126 1126  
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1152 1152  * **0xA801**     **~-~->** AT+PID=1
1153 1153  
1154 1154  
1155 -
1156 1156  == 4.4 Set Password ==
1157 1157  
1158 1158  
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1203 1203  * There is no downlink command to set to Sleep mode.
1204 1204  
1205 1205  
1206 -
1207 1207  == 4.7 Set system time ==
1208 1208  
1209 1209  
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1308 1308  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1309 1309  
1310 1310  
1311 -
1312 1312  == 4.13 Auto Send None-ACK messages ==
1313 1313  
1314 1314  
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1328 1328  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1329 1329  
1330 1330  
1331 -
1332 1332  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1333 1333  
1334 1334  
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1590 1590  **Downlink commands:**
1591 1591  
1592 1592  
1593 -
1594 1594  (% style="color:blue" %)**TTN:**
1595 1595  
1596 1596  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
... ... @@ -1689,6 +1689,12 @@
1689 1689  [[image:image-20220623110706-1.png||_mstalt="427869"]]
1690 1690  
1691 1691  
1681 +**UART Port of LHT65N:**
1682 +
1683 +* (% class="mark" %)**PB0: RXD**
1684 +* (% class="mark" %)**PB1: TXD**
1685 +* (% class="mark" %)**GND**
1686 +
1692 1692  [[image:image-20220623112117-4.png||_mstalt="428350" height="459" width="343"]]
1693 1693  
1694 1694  
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1740 1740  Finally,Disconnect 3.3v，Connect A8 and GND with Dupont wire for a while and then separate，exit reset mode
1741 1741  
1742 1742  
1738 +== 6.8 Why can't I see the datalog information ==
1739 +
1740 +
1741 +~1. The time is not aligned, and the correct query command is not used.
1742 +
1743 +2. Decoder error, did not parse the datalog data, the data was filtered.
1744 +
1745 +
1743 1743  = 7. Order Info =
1744 1744  
1745 1745  
... ... @@ -1761,7 +1761,6 @@
1761 1761  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1762 1762  
1763 1763  
1764 -
1765 1765  = 8. Packing Info =
1766 1766  
1767 1767  
... ... @@ -1776,7 +1776,6 @@
1776 1776  * Device Weight: 120.5g
1777 1777  
1778 1778  
1779 -
1780 1780  = 9. Reference material =
1781 1781  
1782 1782  
... ... @@ -1783,7 +1783,6 @@
1783 1783  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1784 1784  
1785 1785  
1786 -
1787 1787  = 10. FCC Warning =
1788 1788  
1789 1789