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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... ... @@ -191,14 +191,46 @@ 191 191 After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once. 192 192 193 193 194 -(% 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]] 194 +(% border="1" style="background-color:#ffffcc; color:green; width:428px" %) 195 +|(% style="width:106px" %)((( 196 +**Size(bytes)** 197 +)))|(% style="width:46px" %)((( 198 +**2** 199 +)))|(% style="width:104px" %)((( 200 +**2** 201 +)))|(% style="width:80px" %)((( 202 +**2** 203 +)))|(% style="width:51px" %)((( 204 +**1** 205 +)))|(% style="width:35px" %)((( 206 +**4** 207 +))) 208 +|(% style="width:106px" %)((( 209 +**Value** 210 +)))|(% style="width:46px" %)((( 211 +[[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]] 212 +)))|(% style="width:104px" %)((( 213 +((( 214 +[[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]] 215 +))) 201 201 217 +((( 218 +[[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]] 219 +))) 220 +)))|(% style="width:80px" %)((( 221 +((( 222 +[[Built-in>>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]] 223 +))) 224 + 225 +((( 226 +[[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]] 227 +))) 228 +)))|(% style="width:51px" %)((( 229 +[[Ext>>path:#Extension_Sensor]] # 230 +)))|(% style="width:35px" %)((( 231 +[[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]] 232 +))) 233 + 202 202 * The First 6 bytes: has fix meanings for every LHT65N. 203 203 * The 7th byte (EXT #): defines the external sensor model. 204 204 * 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.) ... ... @@ -217,19 +217,39 @@ 217 217 218 218 These two bytes of BAT include the battery state and the actually voltage 219 219 220 -(% 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" %)((( 252 +(% border="1" style="background-color:#ffffcc; color:green; width:502px" %) 253 +|(% style="width:75px" %)((( 254 +Bit(bit) 255 +)))|(% style="width:259px" %)((( 256 +[15:14] 257 +)))|(% style="width:164px" %)((( 258 +[13:0] 259 +))) 260 +|(% style="width:75px" %)((( 261 +Value 262 +)))|(% style="width:259px" %)((( 263 +((( 223 223 BAT Status 265 +))) 224 224 267 +((( 225 225 00(b): Ultra Low ( BAT <= 2.50v) 269 +))) 226 226 271 +((( 227 227 01(b): Low (2.50v <=BAT <= 2.55v) 273 +))) 228 228 275 +((( 229 229 10(b): OK (2.55v <= BAT <=2.65v) 277 +))) 230 230 279 +((( 231 231 11(b): Good (BAT >= 2.65v) 232 -)))|(% style="width:162px" %)Actually BAT voltage 281 +))) 282 +)))|(% style="width:164px" %)((( 283 +Actually BAT voltage 284 +))) 233 233 234 234 [[image:image-20220522235639-1.png||height="139" width="727"]] 235 235 ... ... @@ -290,8 +290,8 @@ 290 290 291 291 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: 292 292 293 -(% border="1" style="background-color:#ffffcc; color:green; width:5 33px" %)294 -|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width: 75px" %)**4**345 +(% border="1" style="background-color:#ffffcc; color:green; width:541px" %) 346 +|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:85px" %)**4** 295 295 |(% style="width:96px" %)**Value**|(% style="width:71px" %)[[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:69px" %)((( 296 296 [[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]] 297 297 ... ... @@ -302,17 +302,15 @@ 302 302 [[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]] 303 303 304 304 [[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:69px" %)Status & Ext|(% style="width:75px" %)((( 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]] 307 - 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]] 357 +)))|(% style="width:69px" %)Status & Ext|(% style="width:85px" %)((( 358 +[[Unix 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]] 309 309 ))) 310 310 311 311 * **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)** 312 312 313 -(% border="1" style="background-color:#ffffcc; color:green; width: 587px" %)314 -|Bit(bit)|(% style="width:2 80px" %)[15:14]|(% style="width:136px" %)[11:0]315 -|Value|(% style="width:2 80px" %)(((363 +(% border="1" style="background-color:#ffffcc; color:green; width:469px" %) 364 +|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0] 365 +|(% style="width:65px" %)Value|(% style="width:267px" %)((( 316 316 BAT Status 317 317 318 318 00(b): Ultra Low ( BAT <= 2.50v) ... ... @@ -322,7 +322,7 @@ 322 322 10(b): OK (2.55v <= BAT <=2.65v) 323 323 324 324 11(b): Good (BAT >= 2.65v) 325 -)))|(% style="width:13 6px" %)(((375 +)))|(% style="width:134px" %)((( 326 326 [[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]] 327 327 328 328 ... ... @@ -330,9 +330,9 @@ 330 330 331 331 * **Status & Ext Byte** 332 332 333 -(% border="1" style="background-color:#ffffcc; color:green; width:7 32px" %)334 -|(% style="width:1 28px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**335 -|(% style="width:1 28px" %)**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" %)(((383 +(% border="1" style="background-color:#ffffcc; color:green; width:587px" %) 384 +|(% style="width:109px" %)**Bits**|(% style="width:105px" %)**7**|(% style="width:105px" %)**6**|(% style="width:82px" %)**5**|(% style="width:84px" %)**4**|(% style="width:97px" %)**[3:0]** 385 +|(% style="width:109px" %)**Status & Ext**|(% style="width:105px" %)Not Defined|(% style="width:105px" %)Poll Message Flag|(% style="width:82px" %)Sync time OK|(% style="width:84px" %)Unix Time Request|(% style="width:97px" %)((( 336 336 Ext:0b(1001) 337 337 ))) 338 338 ... ... @@ -367,7 +367,7 @@ 367 367 368 368 [[image:image-20220523000825-9.png||height="366" width="392"]] 369 369 370 -[[image:image-20220523000825-10.png||height="43 2" width="762"]]420 +[[image:image-20220523000825-10.png||height="413" width="728"]] 371 371 372 372 == 2.6 Datalog Feature == 373 373 ... ... @@ -388,46 +388,68 @@ 388 388 Below is the converter example 389 389 ))) 390 390 391 -[[image:image-20220523001219-12.png||height=" 302" width="730"]]441 +[[image:image-20220523001219-12.png||height="298" width="720"]] 392 392 393 393 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25 394 394 395 - 396 396 === 2.6.2 Set Device Time === 397 397 447 +((( 398 398 There are two ways to set device’s time: 449 +))) 399 399 451 +((( 400 400 **~1. Through LoRaWAN MAC Command (Default settings)** 453 +))) 401 401 455 +((( 402 402 User need to set SYNCMOD=1 to enable sync time via MAC command. 457 +))) 403 403 459 +((( 404 404 Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days). 461 +))) 405 405 463 +((( 406 406 Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1. 465 +))) 407 407 467 +((( 468 + 469 +))) 408 408 471 +((( 409 409 **2. Manually Set Time** 473 +))) 410 410 475 +((( 411 411 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server. 477 +))) 412 412 413 - 414 414 === 2.6.3 Poll sensor value === 415 415 416 416 User can poll sensor value based on timestamps from the server. Below is the downlink command. 417 417 418 418 419 -(% border="1" style="width:4 54px" %)420 -|(% style="width:6 9px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte421 -|(% style="width:6 9px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval484 +(% border="1" style="background-color:#ffffcc; color:green; width:427px" %) 485 +|(% style="width:61px" %)1byte|(% style="width:126px" %)4bytes|(% style="width:120px" %)4bytes|(% style="width:115px" %)1byte 486 +|(% style="width:61px" %)31|(% style="width:126px" %)Timestamp start|(% style="width:120px" %)Timestamp end|(% style="width:115px" %)Uplink Interval 422 422 488 +((( 423 423 Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval. 490 +))) 424 424 492 +((( 493 +For example, downlink command **31 5FC5F350 5FC6 0160 05** 494 +))) 425 425 426 -For example, downlink command 31 5FC5F350 5FC6 0160 05 427 - 496 +((( 428 428 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data 498 +))) 429 429 500 +((( 430 430 Uplink Internal =5s,means LHT65N will send one packet every 5s. range 5~~255s. 502 +))) 431 431 432 432 433 433 === 2.6.4 Datalog Uplink payload === ... ... @@ -434,52 +434,104 @@ 434 434 435 435 The Datalog poll reply uplink will use below payload format. 436 436 509 +((( 510 +**Retrieval data payload** 511 +))) 437 437 438 -Retrieval data payload 513 +(% border="1" style="background-color:#ffffcc; color:green; width:545px" %) 514 +|(% style="width:93px" %)((( 515 +**Size(bytes)** 516 +)))|(% style="width:71px" %)((( 517 +**2** 518 +)))|(% style="width:102px" %)((( 519 +**2** 520 +)))|(% style="width:86px" %)((( 521 +**2** 522 +)))|(% style="width:90px" %)((( 523 +**1** 524 +)))|(% style="width:85px" %)((( 525 +**4** 526 +))) 527 +|(% style="width:93px" %)((( 528 +**Value** 529 +)))|(% style="width:71px" %)((( 530 +[[External sensor data>>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]] 531 +)))|(% style="width:102px" %)((( 532 +((( 533 +[[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]] 534 +))) 439 439 440 -(% border="1" %) 441 -|**Size(bytes)**|**2**|**2**|**2**|**1**|**4** 442 -|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|((( 443 -[[Built-In>>path:#SHT20_Temperature]] 536 +((( 537 +[[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]] 538 +))) 539 +)))|(% style="width:86px" %)((( 540 +((( 541 +[[Built-in>>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]] 542 +))) 444 444 445 -[[Temperature>>path:#SHT20_Temperature]] 446 -)))|((( 447 -[[Built-in>>path:#SHT20_Humidity]] 544 +((( 545 +[[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]] 546 +))) 547 +)))|(% style="width:90px" %)((( 548 +[[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]] 549 +)))|(% style="width:85px" %)((( 550 +((( 551 +[[Unix 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/#H2.6.1UnixTimeStamp]] 552 +))) 448 448 449 -[[Humidity>>path:#SHT20_Humidity]] 450 -)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|((( 451 -[[Unix Time Stamp>>path:#Unix_Time_Stamp]] 452 - 554 +((( 453 453 454 454 ))) 557 +))) 455 455 456 -Poll message flag & Ext 559 +**Poll message flag & Ext** 457 457 458 - 459 -(% border="1" %)460 -|** Bits**|**7**|**6**|**5**|**4**|**[3:0]**461 - |**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((561 +(% border="1" style="background-color:#ffffcc; color:green; width:540px" %) 562 +|(% style="width:81px" %)**Bits**|(% style="width:100px" %)**7**|(% style="width:105px" %)**6**|(% style="width:84px" %)**5**|(% style="width:85px" %)**4**|(% style="width:79px" %)**[3:0]** 563 +|(% style="width:81px" %)**Status & Ext**|(% style="width:100px" %)Not Defined|(% style="width:105px" %)Poll Message Flag|(% style="width:84px" %)Sync time OK|(% style="width:85px" %)Unix Time Request|(% style="width:79px" %)((( 564 +((( 462 462 Ext: 566 +))) 463 463 568 +((( 464 464 0b(1001) 465 465 ))) 571 +))) 466 466 573 +((( 467 467 Poll Message Flag: 1: This message is a poll message reply. 575 +))) 468 468 469 -* Poll Message Flag is set to 1. 470 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands. 577 +* ((( 578 +Poll Message Flag is set to 1. 579 +))) 580 +* ((( 581 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands. 582 +))) 471 471 584 +((( 472 472 For example, in US915 band, the max payload for different DR is: 586 +))) 473 473 474 -a) DR0: max is 11 bytes so one entry of data 588 +((( 589 +a) DR0: max is 11 bytes so one entry of data 590 +))) 475 475 476 -b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 592 +((( 593 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 594 +))) 477 477 478 -c) DR2: total payload includes 11 entries of data 596 +((( 597 +c) DR2: total payload includes 11 entries of data 598 +))) 479 479 480 -d) DR3: total payload includes 22 entries of data. 600 +((( 601 +d) DR3: total payload includes 22 entries of data. 602 +))) 481 481 604 +((( 482 482 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0 606 +))) 483 483 484 484 485 485 **Example:** ... ... @@ -486,29 +486,10 @@ 486 486 487 487 If LHT65N has below data inside Flash: 488 488 489 - Flash Addr |Unix Time| Ext | BAT voltage|Value613 +[[image:image-20220523144455-1.png||height="335" width="735"]] 490 490 491 - 80196E021/1/1904:27:0313145sht_temp=22.00 sht_hum=32.6ds_temp=327.67615 +If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705 492 492 493 -80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67 494 - 495 -8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67 496 - 497 -8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67 498 - 499 -8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67 500 - 501 -8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67 502 - 503 -8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67 504 - 505 -8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67 506 - 507 - 508 -If user sends below downlink command: 509 - 510 -3160065F9760066DA705 511 - 512 512 Where : Start time: 60065F97 = time 21/1/19 04:27:03 513 513 514 514 Stop time 60066DA7= time 21/1/19 05:27:03 ... ... @@ -534,35 +534,50 @@ 534 534 535 535 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03 536 536 537 - 538 538 == 2.7 Alarm Mode == 539 539 540 540 Alarm mode feature is added since firmware v1.5. When device is in Alarm mode, it will check the built-in sensor temperature in a short interval. If the temperature exceeds the pre-configure range, it will send an uplink immediately. 541 541 646 +(% style="color:red" %)Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature. 542 542 543 - Note:Alarmmode will increase a little big the power consumption, we recommendextending the normalreadingtimewhen enabling this feature.648 +**AT Commands for Alarm mode:** 544 544 545 - 546 -AT Commands for Alarm mode: 547 - 650 +(% class="box infomessage" %) 651 +((( 548 548 **AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable) 653 +))) 549 549 655 +(% class="box infomessage" %) 656 +((( 550 550 **AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute) 658 +))) 551 551 552 - 553 - 554 554 == 2.8 LED Indicator == 555 555 662 +((( 556 556 The LHT65N has a triple color LED which for easy shows different stage. 664 +))) 557 557 666 +((( 558 558 While pressing ACT button, the LED will work as per LED status with ACT button. 668 +))) 559 559 670 +((( 560 560 In a normal working state: 672 +))) 561 561 562 -* For each uplink, the BLUE LED or RED LED will blink once. 563 -* BLUE LED when an external sensor is connected 564 -* RED LED when an external sensor is not connected 565 -* For each success downlink, the PURPLE LED will blink once 674 +* ((( 675 +For each uplink, the BLUE LED or RED LED will blink once. 676 +))) 677 +* ((( 678 +BLUE LED when an external sensor is connected 679 +))) 680 +* ((( 681 +RED LED when an external sensor is not connected 682 +))) 683 +* ((( 684 +For each success downlink, the PURPLE LED will blink once 685 +))) 566 566 567 567 ---- 568 568 ... ... @@ -597,7 +597,7 @@ 597 597 598 598 There are two kinds of commands to configure LHT65N, they are: 599 599 600 -* **General Commands**. 720 +(% style="color:#4f81bd" %)* **General Commands**. 601 601 602 602 These commands are to configure: 603 603 ... ... @@ -608,7 +608,7 @@ 608 608 609 609 [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]] 610 610 611 -* **Commands special design for LHT65N** 731 +(% style="color:#4f81bd" %)* **Commands special design for LHT65N** 612 612 613 613 These commands are only valid for LHT65N, as below: 614 614
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