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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 228.1
edited by Bei Jinggeng
on 2023/02/01 11:15
Change comment: There is no comment for this version

Summary

Details

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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
... ... @@ -57,7 +57,6 @@
57 57  * Tri-color LED to indicate working status
58 58  * Datalog feature (Max 3328 records)
59 59  
60 -
61 61  == 1.3 Specification ==
62 62  
63 63  
... ... @@ -82,7 +82,6 @@
82 82  * ±2°C accuracy from -55°C to +125°C
83 83  * Operating Range: -55 °C ~~ 125 °C
84 84  
85 -
86 86  = 2. Connect LHT65N to IoT Server =
87 87  
88 88  == 2.1 How does LHT65N work? ==
... ... @@ -234,7 +234,6 @@
234 234  * The 7th byte (EXT #): defines the external sensor model.
235 235  * 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.)
236 236  
237 -
238 238  === 2.4.1 Decoder in TTN V3 ===
239 239  
240 240  
... ... @@ -259,10 +259,9 @@
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
260 +* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
261 +* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
264 264  
265 -
266 266  === 2.4.3 Built-in Temperature ===
267 267  
268 268  
... ... @@ -274,7 +274,6 @@
274 274  
275 275  * Temperature:  (0xF5C6-65536)/100=-26.18℃
276 276  
277 -
278 278  === 2.4.4 Built-in Humidity ===
279 279  
280 280  
... ... @@ -282,7 +282,6 @@
282 282  
283 283  * Humidity:    0x025C/10=60.4%
284 284  
285 -
286 286  === 2.4.5 Ext # ===
287 287  
288 288  
... ... @@ -319,7 +319,6 @@
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  
... ... @@ -383,7 +383,6 @@
383 383  * (% 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.
384 384  * (% 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)
385 385  
386 -
387 387  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
388 388  
389 389  
... ... @@ -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  
... ... @@ -862,18 +862,17 @@
862 862  temperature fluctuation=05
863 863  
864 864  
865 -**Sampling multiple times and uplink together**
855 +==== **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.
861 +* Set Working Mode to **Mode 3**
862 +* Sampling Interval is **60**s.
863 +* 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)
864 +* Temperature alarm range is **-16** to **32**°C,
865 +* **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
873 +EXT=01
885 885  
886 886  CITEMP=003C(S)
887 887  
... ... @@ -893,6 +893,7 @@
893 893  
894 894  ARTEMP=01
895 895  
885 +
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
892 +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  
900 +
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**
903 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
913 913  )))
914 914  
915 915  
... ... @@ -968,7 +968,6 @@
968 968  * RED LED when external sensor is not connected
969 969  * For each success downlink, the PURPLE LED will blink once
970 970  
971 -
972 972  == 2.9 installation ==
973 973  
974 974  
... ... @@ -1021,7 +1021,6 @@
1021 1021  * Operating Range: -40 ~~ 125 °C
1022 1022  * Working voltage 2.35v ~~ 5v
1023 1023  
1024 -
1025 1025  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1026 1026  
1027 1027  
... ... @@ -1090,7 +1090,6 @@
1090 1090  
1091 1091  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1092 1092  
1093 -
1094 1094  == 4.2 Set External Sensor Mode ==
1095 1095  
1096 1096  
... ... @@ -1114,7 +1114,6 @@
1114 1114  
1115 1115  * 0xA20702003c: Same as AT+SETCNT=60
1116 1116  
1117 -
1118 1118  == 4.3 Enable/Disable uplink Temperature probe ID ==
1119 1119  
1120 1120  
... ... @@ -1145,7 +1145,6 @@
1145 1145  * **0xA800**  **~-~->** AT+PID=0
1146 1146  * **0xA801**     **~-~->** AT+PID=1
1147 1147  
1148 -
1149 1149  == 4.4 Set Password ==
1150 1150  
1151 1151  
... ... @@ -1195,7 +1195,6 @@
1195 1195  
1196 1196  * There is no downlink command to set to Sleep mode.
1197 1197  
1198 -
1199 1199  == 4.7 Set system time ==
1200 1200  
1201 1201  
... ... @@ -1299,7 +1299,6 @@
1299 1299  
1300 1300  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1301 1301  
1302 -
1303 1303  == 4.13 Auto Send None-ACK messages ==
1304 1304  
1305 1305  
... ... @@ -1318,7 +1318,6 @@
1318 1318  
1319 1319  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1320 1320  
1321 -
1322 1322  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1323 1323  
1324 1324  
... ... @@ -1763,7 +1763,6 @@
1763 1763  
1764 1764  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1765 1765  
1766 -
1767 1767  = 8. Packing Info =
1768 1768  
1769 1769  
... ... @@ -1777,13 +1777,11 @@
1777 1777  * Device Size:  10 x 10 x 3.5 mm
1778 1778  * Device Weight: 120.5g
1779 1779  
1780 -
1781 1781  = 9. Reference material =
1782 1782  
1783 1783  
1784 1784  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1785 1785  
1786 -
1787 1787  = 10. FCC Warning =
1788 1788  
1789 1789