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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... ... @@ -192,16 +192,44 @@ 192 192 193 193 194 194 (% border="1" style="background-color:#ffffcc; color:green; width:428px" %) 195 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:46px" %)**2**|(% style="width:104px" %)**2**|(% style="width:80px" %)**2**|(% style="width:51px" %)**1**|(% style="width:35px" %)**4** 196 -|(% style="width:106px" %)**Value**|(% style="width:46px" %)[[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:104px" %)((( 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 +((( 197 197 [[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 +))) 198 198 217 +((( 199 199 [[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 +))) 200 200 )))|(% style="width:80px" %)((( 221 +((( 201 201 [[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 +))) 202 202 225 +((( 203 203 [[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]] 204 -)))|(% style="width:51px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:35px" %)[[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]] 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 +))) 205 205 206 206 * The First 6 bytes: has fix meanings for every LHT65N. 207 207 * The 7th byte (EXT #): defines the external sensor model. ... ... @@ -222,18 +222,38 @@ 222 222 These two bytes of BAT include the battery state and the actually voltage 223 223 224 224 (% border="1" style="background-color:#ffffcc; color:green; width:502px" %) 225 -|(% style="width:75px" %)Bit(bit)|(% style="width:259px" %)[15:14]|(% style="width:164px" %)[13:0] 226 -|(% style="width:75px" %)Value|(% style="width:259px" %)((( 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 +((( 227 227 BAT Status 265 +))) 228 228 267 +((( 229 229 00(b): Ultra Low ( BAT <= 2.50v) 269 +))) 230 230 271 +((( 231 231 01(b): Low (2.50v <=BAT <= 2.55v) 273 +))) 232 232 275 +((( 233 233 10(b): OK (2.55v <= BAT <=2.65v) 277 +))) 234 234 279 +((( 235 235 11(b): Good (BAT >= 2.65v) 236 -)))|(% style="width:164px" %)Actually BAT voltage 281 +))) 282 +)))|(% style="width:164px" %)((( 283 +Actually BAT voltage 284 +))) 237 237 238 238 [[image:image-20220522235639-1.png||height="139" width="727"]] 239 239 ... ... @@ -294,8 +294,8 @@ 294 294 295 295 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: 296 296 297 -(% border="1" style="background-color:#ffffcc; color:green; width:5 33px" %)298 -|(% 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** 299 299 |(% 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" %)((( 300 300 [[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]] 301 301 ... ... @@ -306,17 +306,15 @@ 306 306 [[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]] 307 307 308 308 [[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]] 309 -)))|(% style="width:69px" %)Status & Ext|(% style="width:75px" %)((( 310 -[[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]] 311 - 312 -[[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]] 313 313 ))) 314 314 315 315 * **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)** 316 316 317 -(% border="1" style="background-color:#ffffcc; color:green; width: 587px" %)318 -|Bit(bit)|(% style="width:2 80px" %)[15:14]|(% style="width:136px" %)[11:0]319 -|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" %)((( 320 320 BAT Status 321 321 322 322 00(b): Ultra Low ( BAT <= 2.50v) ... ... @@ -326,7 +326,7 @@ 326 326 10(b): OK (2.55v <= BAT <=2.65v) 327 327 328 328 11(b): Good (BAT >= 2.65v) 329 -)))|(% style="width:13 6px" %)(((375 +)))|(% style="width:134px" %)((( 330 330 [[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]] 331 331 332 332 ... ... @@ -334,9 +334,9 @@ 334 334 335 335 * **Status & Ext Byte** 336 336 337 -(% border="1" style="background-color:#ffffcc; color:green; width:7 32px" %)338 -|(% 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]**339 -|(% 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" %)((( 340 340 Ext:0b(1001) 341 341 ))) 342 342 ... ... @@ -371,7 +371,7 @@ 371 371 372 372 [[image:image-20220523000825-9.png||height="366" width="392"]] 373 373 374 -[[image:image-20220523000825-10.png||height="43 2" width="762"]]420 +[[image:image-20220523000825-10.png||height="413" width="728"]] 375 375 376 376 == 2.6 Datalog Feature == 377 377 ... ... @@ -392,46 +392,68 @@ 392 392 Below is the converter example 393 393 ))) 394 394 395 -[[image:image-20220523001219-12.png||height=" 302" width="730"]]441 +[[image:image-20220523001219-12.png||height="298" width="720"]] 396 396 397 397 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25 398 398 399 - 400 400 === 2.6.2 Set Device Time === 401 401 447 +((( 402 402 There are two ways to set device’s time: 449 +))) 403 403 451 +((( 404 404 **~1. Through LoRaWAN MAC Command (Default settings)** 453 +))) 405 405 455 +((( 406 406 User need to set SYNCMOD=1 to enable sync time via MAC command. 457 +))) 407 407 459 +((( 408 408 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 +))) 409 409 463 +((( 410 410 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 +))) 411 411 467 +((( 468 + 469 +))) 412 412 471 +((( 413 413 **2. Manually Set Time** 473 +))) 414 414 475 +((( 415 415 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 +))) 416 416 417 - 418 418 === 2.6.3 Poll sensor value === 419 419 420 420 User can poll sensor value based on timestamps from the server. Below is the downlink command. 421 421 422 422 423 -(% border="1" style="width:4 54px" %)424 -|(% style="width:6 9px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte425 -|(% 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 426 426 488 +((( 427 427 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 +))) 428 428 492 +((( 493 +For example, downlink command **31 5FC5F350 5FC6 0160 05** 494 +))) 429 429 430 -For example, downlink command 31 5FC5F350 5FC6 0160 05 431 - 496 +((( 432 432 Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data 498 +))) 433 433 500 +((( 434 434 Uplink Internal =5s,means LHT65N will send one packet every 5s. range 5~~255s. 502 +))) 435 435 436 436 437 437 === 2.6.4 Datalog Uplink payload === ... ... @@ -438,52 +438,104 @@ 438 438 439 439 The Datalog poll reply uplink will use below payload format. 440 440 509 +((( 510 +**Retrieval data payload** 511 +))) 441 441 442 -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 +))) 443 443 444 -(% border="1" %) 445 -|**Size(bytes)**|**2**|**2**|**2**|**1**|**4** 446 -|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|((( 447 -[[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 +))) 448 448 449 -[[Temperature>>path:#SHT20_Temperature]] 450 -)))|((( 451 -[[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 +))) 452 452 453 -[[Humidity>>path:#SHT20_Humidity]] 454 -)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|((( 455 -[[Unix Time Stamp>>path:#Unix_Time_Stamp]] 456 - 554 +((( 457 457 458 458 ))) 557 +))) 459 459 460 -Poll message flag & Ext 559 +**Poll message flag & Ext** 461 461 462 - 463 -(% border="1" %)464 -|** Bits**|**7**|**6**|**5**|**4**|**[3:0]**465 - |**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 +((( 466 466 Ext: 566 +))) 467 467 568 +((( 468 468 0b(1001) 469 469 ))) 571 +))) 470 470 573 +((( 471 471 Poll Message Flag: 1: This message is a poll message reply. 575 +))) 472 472 473 -* Poll Message Flag is set to 1. 474 -* 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 +))) 475 475 584 +((( 476 476 For example, in US915 band, the max payload for different DR is: 586 +))) 477 477 478 -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 +))) 479 479 480 -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 +))) 481 481 482 -c) DR2: total payload includes 11 entries of data 596 +((( 597 +c) DR2: total payload includes 11 entries of data 598 +))) 483 483 484 -d) DR3: total payload includes 22 entries of data. 600 +((( 601 +d) DR3: total payload includes 22 entries of data. 602 +))) 485 485 604 +((( 486 486 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0 606 +))) 487 487 488 488 489 489 **Example:** ... ... @@ -490,29 +490,10 @@ 490 490 491 491 If LHT65N has below data inside Flash: 492 492 493 - Flash Addr |Unix Time| Ext | BAT voltage|Value613 +[[image:image-20220523144455-1.png||height="335" width="735"]] 494 494 495 - 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 496 496 497 -80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67 498 - 499 -8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67 500 - 501 -8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67 502 - 503 -8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67 504 - 505 -8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67 506 - 507 -8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67 508 - 509 -8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67 510 - 511 - 512 -If user sends below downlink command: 513 - 514 -3160065F9760066DA705 515 - 516 516 Where : Start time: 60065F97 = time 21/1/19 04:27:03 517 517 518 518 Stop time 60066DA7= time 21/1/19 05:27:03 ... ... @@ -538,35 +538,50 @@ 538 538 539 539 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03 540 540 541 - 542 542 == 2.7 Alarm Mode == 543 543 544 544 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. 545 545 646 +(% 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. 546 546 547 - Note:Alarmmode will increase a little big the power consumption, we recommendextending the normalreadingtimewhen enabling this feature.648 +**AT Commands for Alarm mode:** 548 548 549 - 550 -AT Commands for Alarm mode: 551 - 650 +(% class="box infomessage" %) 651 +((( 552 552 **AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable) 653 +))) 553 553 655 +(% class="box infomessage" %) 656 +((( 554 554 **AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute) 658 +))) 555 555 556 - 557 - 558 558 == 2.8 LED Indicator == 559 559 662 +((( 560 560 The LHT65N has a triple color LED which for easy shows different stage. 664 +))) 561 561 666 +((( 562 562 While pressing ACT button, the LED will work as per LED status with ACT button. 668 +))) 563 563 670 +((( 564 564 In a normal working state: 672 +))) 565 565 566 -* For each uplink, the BLUE LED or RED LED will blink once. 567 -* BLUE LED when an external sensor is connected 568 -* RED LED when an external sensor is not connected 569 -* 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 +))) 570 570 571 571 ---- 572 572 ... ... @@ -601,7 +601,7 @@ 601 601 602 602 There are two kinds of commands to configure LHT65N, they are: 603 603 604 -* **General Commands**. 720 +(% style="color:#4f81bd" %)* **General Commands**. 605 605 606 606 These commands are to configure: 607 607 ... ... @@ -612,7 +612,7 @@ 612 612 613 613 [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]] 614 614 615 -* **Commands special design for LHT65N** 731 +(% style="color:#4f81bd" %)* **Commands special design for LHT65N** 616 616 617 617 These commands are only valid for LHT65N, as below: 618 618
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