Last modified by Xiaoling on 2023/07/18 10:12

From version 189.6
edited by Xiaoling
on 2022/07/22 10:36
Change comment: There is no comment for this version
To version 185.3
edited by Xiaoling
on 2022/06/29 13:58
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -58,9 +58,6 @@
58 58  * Tri-color LED to indicate working status
59 59  * Datalog feature
60 60  
61 -
62 -
63 -
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -85,9 +85,6 @@
85 85  * ±2°C accuracy from -55°C to +125°C
86 86  * Operating Range: -55 °C ~~ 125 °C
87 87  
88 -
89 -
90 -
91 91  = 2. Connect LHT65N to IoT Server =
92 92  
93 93  == 2.1 How does LHT65N work? ==
... ... @@ -166,10 +166,9 @@
166 166  [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
167 167  
168 168  
163 +Note: LHT65N use same payload as LHT65.
169 169  
170 -(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
171 171  
172 -
173 173  [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
174 174  
175 175  
... ... @@ -270,8 +270,6 @@
270 270  * The 7th byte (EXT #): defines the external sensor model.
271 271  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^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.)
272 272  
273 -
274 -
275 275  === 2.4.1 Decoder in TTN V3 ===
276 276  
277 277  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
... ... @@ -302,8 +302,6 @@
302 302  * BAT status=(0Xcba4>>14)&0xFF=11(B),very good
303 303  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
304 304  
305 -
306 -
307 307  === 2.4.3 Built-in Temperature ===
308 308  
309 309  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
... ... @@ -314,8 +314,6 @@
314 314  
315 315  * Temperature:  (0xF5C6-65536)/100=-26.18℃
316 316  
317 -
318 -
319 319  === 2.4.4 Built-in Humidity ===
320 320  
321 321  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
... ... @@ -322,8 +322,6 @@
322 322  
323 323  * Humidity:    0x025C/10=60.4%
324 324  
325 -
326 -
327 327  === 2.4.5 Ext # ===
328 328  
329 329  Bytes for External Sensor:
... ... @@ -470,15 +470,12 @@
470 470  
471 471  * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
472 472  
473 -(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
474 -|(% style="width:60px" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]**
475 -|(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
458 +[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
476 476  
477 -* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
478 -* (% 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.
479 -* (% 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)
460 +* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
461 +* 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.
462 +* 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)
480 480  
481 -
482 482  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
483 483  
484 484  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
... ... @@ -525,7 +525,6 @@
525 525  [[image:image-20220628151143-7.png]]
526 526  
527 527  
528 -
529 529  == 2.5 Show data on Datacake ==
530 530  
531 531  (((
... ... @@ -585,14 +585,9 @@
585 585  
586 586  There are two methods:
587 587  
588 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
589 -1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after the network recovery.
569 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
570 +1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
590 590  
591 -Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
592 -
593 -[[image:image-20220703111700-2.png||height="381" width="1119"]]
594 -
595 -
596 596  === 2.6.2 Unix TimeStamp ===
597 597  
598 598  
... ... @@ -1033,21 +1033,8 @@
1033 1033  )))
1034 1034  )))
1035 1035  
1036 -(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1037 1037  
1038 -Total bytes: 8 bytes
1039 1039  
1040 -**Example:**AA0100010001003C
1041 -
1042 -WMOD=01
1043 -
1044 -CITEMP=0001
1045 -
1046 -TEMPlow=0001
1047 -
1048 -TEMPhigh=003C
1049 -
1050 -
1051 1051  == 2.8 LED Indicator ==
1052 1052  
1053 1053  The LHT65 has a triple color LED which for easy showing different stage .
... ... @@ -1061,9 +1061,6 @@
1061 1061  * RED LED when external sensor is not connected
1062 1062  * For each success downlink, the PURPLE LED will blink once
1063 1063  
1064 -
1065 -
1066 -
1067 1067  == 2.9 installation ==
1068 1068  
1069 1069  (% _mstvisible="1" %)
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1114 1114  * Operating Range: -40 ~~ 125 °C
1115 1115  * Working voltage 2.35v ~~ 5v
1116 1116  
1117 -
1118 -
1119 -
1120 1120  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1121 1121  
1122 1122  (((
... ... @@ -1182,9 +1182,6 @@
1182 1182  
1183 1183  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1184 1184  
1185 -
1186 -
1187 -
1188 1188  == 4.2 Set External Sensor Mode ==
1189 1189  
1190 1190  Feature: Change External Sensor Mode.
... ... @@ -1206,9 +1206,6 @@
1206 1206  
1207 1207  * 0xA20702003c: Same as AT+SETCNT=60
1208 1208  
1209 -
1210 -
1211 -
1212 1212  == 4.3 Enable/Disable uplink Temperature probe ID ==
1213 1213  
1214 1214  (((
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1236 1236  * **0xA800**  **~-~->** AT+PID=0
1237 1237  * **0xA801**     **~-~->** AT+PID=1
1238 1238  
1239 -
1240 -
1241 -
1242 1242  == 4.4 Set Password ==
1243 1243  
1244 1244  Feature: Set device password, max 9 digits
... ... @@ -1285,9 +1285,6 @@
1285 1285  
1286 1286  * There is no downlink command to set to Sleep mode.
1287 1287  
1288 -
1289 -
1290 -
1291 1291  == 4.7 Set system time ==
1292 1292  
1293 1293  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
... ... @@ -1384,9 +1384,6 @@
1384 1384  
1385 1385  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1386 1386  
1387 -
1388 -
1389 -
1390 1390  == 4.13 Auto Send None-ACK messages ==
1391 1391  
1392 1392  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1405 1405  
1406 1406  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1407 1407  
1408 -
1409 -
1410 -
1411 1411  = 5. Battery & How to replace =
1412 1412  
1413 1413  == 5.1 Battery Type ==
... ... @@ -1863,6 +1863,7 @@
1863 1863  
1864 1864  
1865 1865  
1805 +
1866 1866  = 8. Packing Info =
1867 1867  
1868 1868  
... ... @@ -1879,6 +1879,7 @@
1879 1879  
1880 1880  
1881 1881  
1822 +
1882 1882  = 9. Reference material =
1883 1883  
1884 1884  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
... ... @@ -1886,6 +1886,7 @@
1886 1886  
1887 1887  
1888 1888  
1830 +
1889 1889  = 10. FCC Warning =
1890 1890  
1891 1891  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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