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Last modified by Xiaoling on 2023/07/18 10:12
From version 225.2
edited by Xiaoling
on 2022/12/10 09:35
Change comment: There is no comment for this version
To version 234.5
edited by Xiaoling
on 2023/04/26 14:43
Change comment: There is no comment for this version

Summary

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... ... @@ -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
... ... @@ -58,8 +58,6 @@
58 58  * Tri-color LED to indicate working status
59 59  * Datalog feature (Max 3328 records)
60 60  
61 -
62 -
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -84,8 +84,6 @@
84 84  * ±2°C accuracy from -55°C to +125°C
85 85  * Operating Range: -55 °C ~~ 125 °C
86 86  
87 -
88 -
89 89  = 2. Connect LHT65N to IoT Server =
90 90  
91 91  == 2.1 How does LHT65N work? ==
... ... @@ -121,9 +121,19 @@
121 121  
122 122  [[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
123 123  
124 -[[image:image-20220525110604-2.png||_mstalt="427531"]]
119 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
120 +|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
121 +|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT between 1s < time < 3s|(% style="background-color:#f2f2f2; width:117px" %)Test uplink status|(% style="background-color:#f2f2f2; width:225px" %)(((
122 +If LHT65N is already Joined to rhe LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has external sensor connected,(% style="color:blue" %)**Blue led** (%%)will blink once. If LHT65N has not external sensor, (% style="color:red" %)**Red led**(%%) will blink once.
123 +)))
124 +|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT for more than 3s|(% style="background-color:#f2f2f2; width:117px" %)Active Device|(% style="background-color:#f2f2f2; width:225px" %)(((
125 +(% style="background-color:#f2f2f2; color:green" %)**Green led**(%%) will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network.
126 +(% style="background-color:#f2f2f2; color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after join in network.
127 +)))
128 +|(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
125 125  
126 126  
131 +
127 127  == 2.3 Example to join LoRaWAN network ==
128 128  
129 129  
... ... @@ -151,7 +151,7 @@
151 151  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
152 152  )))
153 153  
154 -[[image:image-20220617150003-1.jpeg||_mstalt="5426434"]]
159 +[[image:image-20230426083319-1.png]]
155 155  
156 156  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
157 157  
... ... @@ -201,18 +201,18 @@
201 201  After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
202 202  )))
203 203  
204 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:390px" %)
205 -|=(% style="width: 60px;" %)(((
209 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:390px" %)
210 +|=(% style="width: 60px;background-color:#2F5496" %)(((
206 206  **Size(bytes)**
207 -)))|=(% style="width: 30px;" %)(((
212 +)))|=(% style="width: 30px;background-color:#D9E2F3" %)(((
208 208  **2**
209 -)))|=(% style="width: 100px;" %)(((
214 +)))|=(% style="width: 100px;background-color:#D9E2F3" %)(((
210 210  **2**
211 -)))|=(% style="width: 100px;" %)(((
216 +)))|=(% style="width: 100px;background-color:#D9E2F3" %)(((
212 212  **2**
213 -)))|=(% style="width: 50px;" %)(((
218 +)))|=(% style="width: 50px;background-color:#D9E2F3" %)(((
214 214  **1**
215 -)))|=(% style="width: 50px;" %)(((
220 +)))|=(% style="width: 50px;background-color:#D9E2F3" %)(((
216 216  **4**
217 217  )))
218 218  |(% style="width:97px" %)(((
... ... @@ -234,11 +234,11 @@
234 234  )))
235 235  
236 236  * The First 6 bytes: has fix meanings for every LHT65N.
242 +
237 237  * The 7th byte (EXT #): defines the external sensor model.
244 +
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 -
241 -
242 242  === 2.4.1 Decoder in TTN V3 ===
243 243  
244 244  
... ... @@ -257,6 +257,7 @@
257 257  
258 258  [[image:image-20220523152839-18.png||_mstalt="457613"]]
259 259  
265 +(b)stands for binary
260 260  
261 261  [[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
262 262  
... ... @@ -263,11 +263,9 @@
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
272 +* BAT status=(0Xcba4>>14)&0xFF=11 (BIN) ，very good
273 +* Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
268 268  
269 -
270 -
271 271  === 2.4.3 Built-in Temperature ===
272 272  
273 273  
... ... @@ -279,8 +279,6 @@
279 279  
280 280  * Temperature:  (0xF5C6-65536)/100=-26.18℃
281 281  
282 -
283 -
284 284  === 2.4.4 Built-in Humidity ===
285 285  
286 286  
... ... @@ -288,8 +288,6 @@
288 288  
289 289  * Humidity:    0x025C/10=60.4%
290 290  
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  
320 +F54F :  (F54F & 8000 == 1) , temp = (F54F - 65536)/100 = 27.37℃
321 +
322 +（0105 & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
323 +
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  
329 +
325 325  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
326 326  
327 327  
... ... @@ -385,8 +385,6 @@
385 385  * (% 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.
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 -
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  
441 +
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  
458 +
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  
505 +
500 500  ==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
501 501  
502 502  
... ... @@ -862,17 +862,18 @@
862 862  temperature fluctuation=05
863 863  
864 864  
865 -==== **Sampling multiple times and uplink together** ====
871 +**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 -* Set Working Mode to **Mode 3**
872 -* Sampling Interval is **60**s.
873 -* 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)
874 -* Temperature alarm range is **-16** to **32**°C,
875 -* **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 +* (% style="color:#037691" %)**parameter1:**(%%)Set Working Mode to **Mode 3**
878 +* (% style="color:#037691" %)**parameter2:**(%%) Set the temperature sampling mode to** 1**(1:DS18B20;2:TMP117;3:** **Internal GXHT30).
879 +* (% style="color:#037691" %)**parameter3:**(%%)Sampling Interval is **60**s.
880 +* (% 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)
881 +* (% style="color:#037691" %)**parameter5 & parameter6:**(%%)Temperature alarm range is **-16** to **32**°C,
882 +* (% 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.
876 876  
877 877  (% style="color:#4f81bd" %)**Downlink Command:**
878 878  
... ... @@ -880,7 +880,7 @@
880 880  
881 881  MOD=03
882 882  
883 -EXT=01
890 +TEMP=DS18B20
884 884  
885 885  CITEMP=003C(S)
886 886  
... ... @@ -892,7 +892,6 @@
892 892  
893 893  ARTEMP=01
894 894  
895 -
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 -EXT=01
908 +TEMP=DS18B20
903 903  
904 904  Temp1=0992  ~/~/ 24.50℃
905 905  
... ... @@ -907,10 +907,9 @@
907 907  
908 908  Temp3=09C4  ~/~/ 25.00℃
909 909  
910 -
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**
918 +(% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
914 914  )))
915 915  
916 916  
... ... @@ -969,8 +969,6 @@
969 969  * RED LED when external sensor is not connected
970 970  * For each success downlink, the PURPLE LED will blink once
971 971  
972 -
973 -
974 974  == 2.9 installation ==
975 975  
976 976  
... ... @@ -1023,8 +1023,6 @@
1023 1023  * Operating Range: -40 ~~ 125 °C
1024 1024  * Working voltage 2.35v ~~ 5v
1025 1025  
1026 -
1027 -
1028 1028  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1029 1029  
1030 1030  
... ... @@ -1093,8 +1093,6 @@
1093 1093  
1094 1094  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1095 1095  
1096 -
1097 -
1098 1098  == 4.2 Set External Sensor Mode ==
1099 1099  
1100 1100  
... ... @@ -1118,8 +1118,6 @@
1118 1118  
1119 1119  * 0xA20702003c: Same as AT+SETCNT=60
1120 1120  
1121 -
1122 -
1123 1123  == 4.3 Enable/Disable uplink Temperature probe ID ==
1124 1124  
1125 1125  
... ... @@ -1150,8 +1150,6 @@
1150 1150  * **0xA800**  **~-~->** AT+PID=0
1151 1151  * **0xA801**     **~-~->** AT+PID=1
1152 1152  
1153 -
1154 -
1155 1155  == 4.4 Set Password ==
1156 1156  
1157 1157  
... ... @@ -1201,8 +1201,6 @@
1201 1201  
1202 1202  * There is no downlink command to set to Sleep mode.
1203 1203  
1204 -
1205 -
1206 1206  == 4.7 Set system time ==
1207 1207  
1208 1208  
... ... @@ -1306,8 +1306,6 @@
1306 1306  
1307 1307  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1308 1308  
1309 -
1310 -
1311 1311  == 4.13 Auto Send None-ACK messages ==
1312 1312  
1313 1313  
... ... @@ -1326,8 +1326,6 @@
1326 1326  
1327 1327  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1328 1328  
1329 -
1330 -
1331 1331  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1332 1332  
1333 1333  
... ... @@ -1589,7 +1589,6 @@
1589 1589  **Downlink commands:**
1590 1590  
1591 1591  
1592 -
1593 1593  (% style="color:blue" %)**TTN:**
1594 1594  
1595 1595  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
... ... @@ -1647,7 +1647,7 @@
1647 1647  [[image:image-20220615153355-1.png||_mstalt="430222"]]
1648 1648  
1649 1649  
1650 -(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1638 +(% style="color:blue" %)**Step1**(%%): Install [[TremoProgrammer>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AAAnJD_qGZ42bB52o4UmH9v9a/LHT65N%20Temperature%20%26%20Humidity%20Sensor/tool?dl=0&subfolder_nav_tracking=1]]  first.
1651 1651  
1652 1652  [[image:image-20220615170542-5.png||_mstalt="430638"]]
1653 1653  
... ... @@ -1688,6 +1688,12 @@
1688 1688  [[image:image-20220623110706-1.png||_mstalt="427869"]]
1689 1689  
1690 1690  
1679 +**UART Port of LHT65N:**
1680 +
1681 +* (% class="mark" %)**PB0: RXD**
1682 +* (% class="mark" %)**PB1: TXD**
1683 +* (% class="mark" %)**GND**
1684 +
1691 1691  [[image:image-20220623112117-4.png||_mstalt="428350" height="459" width="343"]]
1692 1692  
1693 1693  
... ... @@ -1707,7 +1707,7 @@
1707 1707  [[image:image-20220623110706-1.png||_mstalt="427869"]]
1708 1708  
1709 1709  
1710 -(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1704 +(% style="color:blue" %)**Step1**(%%): Install [[TremoProgrammer>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AAAnJD_qGZ42bB52o4UmH9v9a/LHT65N%20Temperature%20%26%20Humidity%20Sensor/tool?dl=0&subfolder_nav_tracking=1]]  first.
1711 1711  
1712 1712  [[image:image-20220615170542-5.png||_mstalt="430638"]]
1713 1713  
... ... @@ -1767,8 +1767,6 @@
1767 1767  
1768 1768  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1769 1769  
1770 -
1771 -
1772 1772  = 8. Packing Info =
1773 1773  
1774 1774  
... ... @@ -1782,15 +1782,11 @@
1782 1782  * Device Size:  10 x 10 x 3.5 mm
1783 1783  * Device Weight: 120.5g
1784 1784  
1785 -
1786 -
1787 1787  = 9. Reference material =
1788 1788  
1789 1789  
1790 1790  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1791 1791  
1792 -
1793 -
1794 1794  = 10. FCC Warning =
1795 1795  
1796 1796  
... ... @@ -1799,6 +1799,3 @@
1799 1799  (1) This device may not cause harmful interference；
1800 1800  
1801 1801  (2) this device must accept any interference received, including interference that may cause undesired operation.
1802 -
1803 -
1804 -
image-20230426083319-1.png
Author
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1 +XWiki.Xiaoling
Size
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1 +190.0 KB
Content