Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -111,11 +111,14 @@ 111 111 112 112 == 2.1 How does LHT65N work? == 113 113 114 +((( 114 114 LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N. 116 +))) 115 115 118 +((( 116 116 If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes. 120 +))) 117 117 118 - 119 119 == 2.2 How to Activate LHT65N? == 120 120 121 121 The LHT65N has two working modes: ... ... @@ -123,15 +123,17 @@ 123 123 * **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life. 124 124 * **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 125 125 129 +((( 126 126 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes: 131 +))) 127 127 128 128 [[image:image-20220515123819-1.png||height="379" width="317"]] 129 129 130 -(% border="1" %) 131 -|**Behavior on ACT**|**Function**|**Action** 132 -|**Pressing ACT between 1s < time < 3s**|Test uplink status|If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once. 133 -|**Pressing ACT for more than 3s**|Active Device|green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network. 134 -|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode. 135 +(% border="1" style="background-color:#ffffcc; color:green; width:739px" %) 136 +|**Behavior on ACT**|**Function**|(% style="width:424px" %)**Action** 137 +|**Pressing ACT between 1s < time < 3s**|Test uplink status|(% style="width:424px" %)If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once. 138 +|**Pressing ACT for more than 3s**|Active Device|(% style="width:424px" %)green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network. 139 +|**Fast press ACT 5 times**|Deactivate Device|(% style="width:424px" %)red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode. 135 135 136 136 == 2.3 Example to join LoRaWAN network == 137 137 ... ... @@ -158,10 +158,8 @@ 158 158 159 159 [[image:image-20220522232916-3.png]] 160 160 161 - 162 162 [[image:image-20220522232932-4.png]] 163 163 164 - 165 165 [[image:image-20220522232954-5.png]] 166 166 167 167 Note: LHT65N use same payload as LHT65. ... ... @@ -178,28 +178,24 @@ 178 178 179 179 Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel. 180 180 181 -[[image:image-20220522233300-8.png]] 184 +[[image:image-20220522233300-8.png||height="219" width="722"]] 182 182 183 183 184 184 == 2.4 Uplink Payload == 185 185 186 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %)189 +The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default. 187 187 188 -After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.191 +After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once. 189 189 190 190 191 -(% border="1" style="width:572px" %) 192 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4** 193 -|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)((( 194 -[[Built-In>>path:#SHT20_Temperature]] 194 +(% border="1" style="background-color:#ffffcc; color:green; width:605px" %) 195 +|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:183px" %)**2**|(% style="width:155.172px" %)**2**|(% style="width:49px" %)**1**|(% style="width:92px" %)**4** 196 +|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]|(% style="width:183px" %)((( 197 +[[Built In Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]] 198 +)))|(% style="width:155.172px" %)((( 199 +[[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]] 200 +)))|(% style="width:49px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:92px" %)[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]] 195 195 196 -[[Temperature>>path:#SHT20_Temperature]] 197 -)))|(% style="width:103px" %)((( 198 -[[Built-in>>path:#SHT20_Humidity]] 199 - 200 -[[Humidity>>path:#SHT20_Humidity]] 201 -)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]] 202 - 203 203 * The First 6 bytes: has fix meanings for every LHT65N. 204 204 * The 7th byte (EXT #): defines the external sensor model. 205 205 * 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.) ... ... @@ -212,16 +212,15 @@ 212 212 213 213 [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]] 214 214 215 -[[image:image-20220522234118-10.png]] 214 +[[image:image-20220522234118-10.png||height="353" width="729"]] 216 216 217 - 218 218 === 2.4.2 BAT-Battery Info === 219 219 220 220 These two bytes of BAT include the battery state and the actually voltage 221 221 222 -(% style="width: 646px" %)223 -|Bit(bit)|(% style="width:2 72px" %)[15:14]|(% style="width:214px" %)[13:0]224 -|Value|(% style="width:2 72px" %)(((220 +(% border="1" style="background-color:#ffffcc; color:green; width:508px" %) 221 +|(% style="width:75px" %)Bit(bit)|(% style="width:268px" %)[15:14]|(% style="width:162px" %)[13:0] 222 +|(% style="width:75px" %)Value|(% style="width:268px" %)((( 225 225 BAT Status 226 226 227 227 00(b): Ultra Low ( BAT <= 2.50v) ... ... @@ -231,9 +231,9 @@ 231 231 10(b): OK (2.55v <= BAT <=2.65v) 232 232 233 233 11(b): Good (BAT >= 2.65v) 234 -)))|(% style="width: 214px" %)Actually BAT voltage232 +)))|(% style="width:162px" %)Actually BAT voltage 235 235 236 -[[image:image-20220522235639-1.png]] 234 +[[image:image-20220522235639-1.png||height="139" width="727"]] 237 237 238 238 Check the battery voltage for LHT65N. 239 239 ... ... @@ -242,7 +242,7 @@ 242 242 243 243 === 2.4.3 Built-in Temperature === 244 244 245 -[[image:image-20220522235639-2.png]] 243 +[[image:image-20220522235639-2.png||height="138" width="722"]] 246 246 247 247 * Temperature: 0x0ABB/100=27.47℃ 248 248 ... ... @@ -252,7 +252,7 @@ 252 252 253 253 === 2.4.4 Built-in Humidity === 254 254 255 -[[image:image-20220522235639-4.png]] 253 +[[image:image-20220522235639-4.png||height="138" width="722"]] 256 256 257 257 * Humidity: 0x025C/10=60.4% 258 258 ... ... @@ -260,10 +260,10 @@ 260 260 261 261 Bytes for External Sensor: 262 262 263 -(% style="width: 624px" %)264 -|(% style="width:139px" %)**EXT # Value**|(% style="width: 484px" %)**External Sensor Type**265 -|(% style="width:139px" %)0x01|(% style="width: 484px" %)Sensor E3, Temperature Sensor266 -|(% style="width:139px" %)0x09|(% style="width: 484px" %)Sensor E3, Temperature Sensor, Datalog Mod261 +(% border="1" style="background-color:#ffffcc; color:green; width:473px" %) 262 +|(% style="width:139px" %)**EXT # Value**|(% style="width:331px" %)**External Sensor Type** 263 +|(% style="width:139px" %)0x01|(% style="width:331px" %)Sensor E3, Temperature Sensor 264 +|(% style="width:139px" %)0x09|(% style="width:331px" %)Sensor E3, Temperature Sensor, Datalog Mod 267 267 268 268 === 2.4.6 Ext value === 269 269 ... ... @@ -279,9 +279,13 @@ 279 279 280 280 * External temperature= (0xF54F-65536)/100=-27.37℃ 281 281 280 +((( 282 282 The last 2 bytes of data are meaningless 282 +))) 283 283 284 +((( 284 284 If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃ 286 +))) 285 285 286 286 287 287 ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ==== ... ... @@ -288,28 +288,27 @@ 288 288 289 289 Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below: 290 290 291 - 292 -(% border="1" style="width:697px" %) 293 +(% border="1" style="background-color:#ffffcc; color:green; width:697px" %) 293 293 |(% style="width:96px" %)**Size(bytes)**|(% style="width:164px" %)**2**|(% style="width:104px" %)**2**|(% style="width:106px" %)**2**|(% style="width:108px" %)**1**|(% style="width:116px" %)**4** 294 -|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>> path:#DS18b20_value]]|(% style="width:104px" %)(((295 -[[Built-In>> path:#SHT20_Temperature]]295 +|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]|(% style="width:104px" %)((( 296 +[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]] 296 296 297 -[[Temperature>> path:#SHT20_Temperature]]298 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]] 298 298 )))|(% style="width:106px" %)((( 299 - [[BAT Status &>>path:#BAT_Humidity]]300 +BAT Status & 300 300 301 -[[Built-in>>pat h:#BAT_Humidity]]302 +[[Built-in>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]] 302 302 303 -[[Humidity>>pat h:#BAT_Humidity]]304 -)))|(% style="width:108px" %) [[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((305 -[[Unix>>path: #Unix_Time_Stamp]]304 +[[Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]] 305 +)))|(% style="width:108px" %)Status & Ext|(% style="width:116px" %)((( 306 +[[Unix>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]] 306 306 307 -[[Time Stamp>>path: #Unix_Time_Stamp]]308 +[[Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]] 308 308 ))) 309 309 310 -* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]311 +* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)** 311 311 312 -(% border="1" style="width:587px" %) 313 +(% border="1" style="background-color:#ffffcc; color:green; width:587px" %) 313 313 |Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0] 314 314 |Value|(% style="width:280px" %)((( 315 315 BAT Status ... ... @@ -322,7 +322,7 @@ 322 322 323 323 11(b): Good (BAT >= 2.65v) 324 324 )))|(% style="width:136px" %)((( 325 -[[Built-in Humidity>>path: #SHT20_Humidity]]326 +[[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]] 326 326 327 327 328 328 ))) ... ... @@ -329,12 +329,10 @@ 329 329 330 330 * **Status & Ext Byte** 331 331 332 -(% border="1" style="width:732px" %) 333 +(% border="1" style="background-color:#ffffcc; color:green; width:732px" %) 333 333 |(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]** 334 334 |(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)((( 335 -Ext: 336 - 337 -0b(1001) 336 +Ext:0b(1001) 338 338 ))) 339 339 340 340 * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink. ... ... @@ -345,12 +345,17 @@ 345 345 346 346 Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps: 347 347 347 +((( 348 348 **Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network. 349 +))) 349 349 351 +((( 350 350 **Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations. 353 +))) 351 351 352 - 355 +((( 353 353 Add Datacake: 357 +))) 354 354 355 355 [[image:image-20220523000825-7.png||height="262" width="583"]] 356 356 ... ... @@ -359,16 +359,12 @@ 359 359 360 360 [[image:image-20220523000825-8.png||height="453" width="406"]] 361 361 362 - 363 363 In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device. 364 364 365 365 [[image:image-20220523000825-9.png||height="366" width="392"]] 366 366 367 - 368 - 369 369 [[image:image-20220523000825-10.png||height="432" width="762"]] 370 370 371 - 372 372 == 2.6 Datalog Feature == 373 373 374 374 This feature is always enabled. When user wants to retrieve the sensor value, he can send a poll command from the IoT platform to ask LHT65N to send the value in the required time slot. ... ... @@ -380,9 +380,13 @@ 380 380 [[image:image-20220523001219-11.png||height="97" width="627"]] 381 381 382 382 383 +((( 383 383 User can get this time from link: [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] : 385 +))) 384 384 387 +((( 385 385 Below is the converter example 389 +))) 386 386 387 387 [[image:image-20220523001219-12.png||height="302" width="730"]] 388 388