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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 109.11
edited by Xiaoling
on 2023/08/07 09:45
Change comment: There is no comment for this version
To version 84.3
edited by Xiaoling
on 2023/06/15 16:41
Change comment: There is no comment for this version

Summary

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... ... @@ -133,7 +133,7 @@
133 133  
134 134  
135 135  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
136 -|=(% style="width: 167px;background-color:#4F81BD;color:white" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 225px;background-color:#4F81BD;color:white" %)**Action**
136 +|=(% 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**
137 137  |(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
138 138  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
139 139  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
... ... @@ -163,8 +163,8 @@
163 163  
164 164  == 1.8 Pin Definitions ==
165 165  
166 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/WL03A-LB_LoRaWAN_None-Position_Rope_Type_Water_Leak_Controller_User_Manual/WebHome/image-20230613144156-1.png?rev=1.1||alt="image-20230613144156-1.png"]]
166 166  
167 -[[image:image-20230805144259-1.png||height="413" width="741"]]
168 168  
169 169  == 1.9 Mechanical ==
170 170  
... ... @@ -246,101 +246,31 @@
246 246  
247 247  == 2.3 ​Uplink Payload ==
248 248  
249 -=== 2.3.1 Device Status, FPORT~=5 ===
250 250  
251 -
252 -Users can use the downlink command(**0x26 01**) to ask LDS12-LB to send device configure detail, include device configure status. LDS12-LB will uplink a payload via FPort=5 to server.
253 -
254 -The Payload format is as below.
255 -
256 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
257 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
258 -**Size(bytes)**
259 -)))|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**1**|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**2**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 50px;" %)**2**
260 -|(% style="width:62.5px" %)Value|(% style="width:110px" %)Sensor Model|(% style="width:48px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:91px" %)Sub-band|(% style="width:60px" %)BAT
261 -
262 -Example parse in TTNv3
263 -
264 -[[image:image-20230805103904-1.png||height="131" width="711"]]
265 -
266 -(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24
267 -
268 -(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
269 -
270 -(% style="color:blue" %)**Frequency Band**:
271 -
272 -0x01: EU868
273 -
274 -0x02: US915
275 -
276 -0x03: IN865
277 -
278 -0x04: AU915
279 -
280 -0x05: KZ865
281 -
282 -0x06: RU864
283 -
284 -0x07: AS923
285 -
286 -0x08: AS923-1
287 -
288 -0x09: AS923-2
289 -
290 -0x0a: AS923-3
291 -
292 -0x0b: CN470
293 -
294 -0x0c: EU433
295 -
296 -0x0d: KR920
297 -
298 -0x0e: MA869
299 -
300 -(% style="color:blue" %)**Sub-Band**:
301 -
302 -AU915 and US915:value 0x00 ~~ 0x08
303 -
304 -CN470: value 0x0B ~~ 0x0C
305 -
306 -Other Bands: Always 0x00
307 -
308 -(% style="color:blue" %)**Battery Info**:
309 -
310 -Check the battery voltage.
311 -
312 -Ex1: 0x0B45 = 2885mV
313 -
314 -Ex2: 0x0B49 = 2889mV
315 -
316 -
317 -=== 2.3.2 Uplink Payload, FPORT~=2 ===
318 -
319 -
320 320  (((
321 -LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will:
251 +LDS12-LB will uplink payload via LoRaWAN with below payload format: 
252 +)))
322 322  
323 -periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
324 -
325 -Uplink Payload totals 11 bytes.
254 +(((
255 +Uplink payload includes in total 11 bytes.
326 326  )))
327 327  
328 328  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
329 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
259 +|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
330 330  **Size(bytes)**
331 -)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white; width: 80px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**
332 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
333 -[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
334 -)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
335 -[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
336 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
337 -[[Message Type>>||anchor="HMessageType"]]
261 +)))|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**
262 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
263 +[[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
264 +)))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(((
265 +[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]]
266 +)))|[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(((
267 +[[Message Type>>||anchor="H2.3.7MessageType"]]
338 338  )))
339 339  
340 -[[image:image-20230805104104-2.png||height="136" width="754"]]
270 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654833689380-972.png?rev=1.1||alt="1654833689380-972.png"]]
341 341  
342 342  
343 -==== (% style="color:blue" %)**Battery Info**(%%) ====
273 +=== 2.3.1 Battery Info ===
344 344  
345 345  
346 346  Check the battery voltage for LDS12-LB.
... ... @@ -350,7 +350,7 @@
350 350  Ex2: 0x0B49 = 2889mV
351 351  
352 352  
353 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
283 +=== 2.3.2 DS18B20 Temperature sensor ===
354 354  
355 355  
356 356  This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
... ... @@ -363,7 +363,7 @@
363 363  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
364 364  
365 365  
366 -==== (% style="color:blue" %)**Distance**(%%) ====
296 +=== 2.3.3 Distance ===
367 367  
368 368  
369 369  Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength.
... ... @@ -374,7 +374,7 @@
374 374  If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm.
375 375  
376 376  
377 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
307 +=== 2.3.4 Distance signal strength ===
378 378  
379 379  
380 380  Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible.
... ... @@ -387,36 +387,21 @@
387 387  Customers can judge whether they need to adjust the environment based on the signal strength.
388 388  
389 389  
390 -**1) When the sensor detects valid data:**
320 +=== 2.3.5 Interrupt Pin ===
391 391  
392 -[[image:image-20230805155335-1.png||height="145" width="724"]]
393 393  
394 -
395 -**2) When the sensor detects invalid data:**
396 -
397 -[[image:image-20230805155428-2.png||height="139" width="726"]]
398 -
399 -
400 -**3) When the sensor is not connected:**
401 -
402 -[[image:image-20230805155515-3.png||height="143" width="725"]]
403 -
404 -
405 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
406 -
407 -
408 408  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up.
409 409  
410 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]] of GPIO_EXTI .
325 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]].
411 411  
412 412  **Example:**
413 413  
414 -If byte[0]&0x01=0x00 : Normal uplink packet.
329 +0x00: Normal uplink packet.
415 415  
416 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
331 +0x01: Interrupt Uplink Packet.
417 417  
418 418  
419 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
334 +=== 2.3.6 LiDAR temp ===
420 420  
421 421  
422 422  Characterize the internal temperature value of the sensor.
... ... @@ -426,7 +426,7 @@
426 426  If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
427 427  
428 428  
429 -==== (% style="color:blue" %)**Message Type**(%%) ====
344 +=== 2.3.7 Message Type ===
430 430  
431 431  
432 432  (((
... ... @@ -439,97 +439,14 @@
439 439  
440 440  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
441 441  |=(% style="width: 161px;background-color:#4F81BD;color:white" %)**Message Type Code**|=(% style="width: 164px;background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 174px;background-color:#4F81BD;color:white" %)**Payload**
442 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
443 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
357 +|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
358 +|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]]
444 444  
445 -[[image:image-20230805150315-4.png||height="233" width="723"]]
446 446  
447 447  
448 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
362 +=== 2.3.8 Decode payload in The Things Network ===
449 449  
450 450  
451 -LDS12-LB stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
452 -
453 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
454 -
455 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
456 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
457 -**Size(bytes)**
458 -)))|=(% style="width: 80px;background-color:#4F81BD;color:white" %)1|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD; color: white; width: 85px;" %)**1**|=(% style="background-color: #4F81BD; color: white; width: 85px;" %)4
459 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
460 -Reserve(0xFF)
461 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
462 -LiDAR temp
463 -)))|(% style="width:85px" %)Unix TimeStamp
464 -
465 -**Interrupt flag & Interrupt level:**
466 -
467 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
468 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
469 -**Size(bit)**
470 -)))|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit7**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit6**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**[bit5:bit2]**|=(% style="width: 90px; background-color: #4F81BD; color: white;" %)**bit1**|=(% style="background-color: #4F81BD; color: white; width: 90px;" %)**bit0**
471 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)No ACK message|(% style="width:62.5px" %)Poll Message Flag|Reserve|(% style="width:91px" %)Interrupt level|(% style="width:88px" %)(((
472 -Interrupt flag
473 -)))
474 -
475 -* (((
476 -Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, LDS12-LB will send max bytes according to the current DR and Frequency bands.
477 -)))
478 -
479 -For example, in the US915 band, the max payload for different DR is:
480 -
481 -**a) DR0:** max is 11 bytes so one entry of data
482 -
483 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
484 -
485 -**c) DR2:** total payload includes 11 entries of data
486 -
487 -**d) DR3:** total payload includes 22 entries of data.
488 -
489 -If LDS12-LB doesn't have any data in the polling time. It will uplink 11 bytes of 0
490 -
491 -
492 -**Downlink:**
493 -
494 -0x31 64 CC 68 0C 64 CC 69 74 05
495 -
496 -[[image:image-20230805144936-2.png||height="113" width="746"]]
497 -
498 -**Uplink:**
499 -
500 -43 FF 0E 10 00 B0 1E 64 CC 68 0C 40 FF 0D DE 00 A8 1E 64 CC 68 29 40 FF 09 92 00 D3 1E 64 CC 68 65 40 FF 02 3A 02 BC 1E 64 CC 68 A1 41 FF 0E 1A 00 A4 1E 64 CC 68 C0 40 FF 0D 2A 00 B8 1E 64 CC 68 E8 40 FF 00 C8 11 6A 1E 64 CC 69 24 40 FF 0E 24 00 AD 1E 64 CC 69 6D
501 -
502 -
503 -**Parsed Value:**
504 -
505 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
506 -
507 -
508 -[360,176,30,High,True,2023-08-04 02:53:00],
509 -
510 -[355,168,30,Low,False,2023-08-04 02:53:29],
511 -
512 -[245,211,30,Low,False,2023-08-04 02:54:29],
513 -
514 -[57,700,30,Low,False,2023-08-04 02:55:29],
515 -
516 -[361,164,30,Low,True,2023-08-04 02:56:00],
517 -
518 -[337,184,30,Low,False,2023-08-04 02:56:40],
519 -
520 -[20,4458,30,Low,False,2023-08-04 02:57:40],
521 -
522 -[362,173,30,Low,False,2023-08-04 02:58:53],
523 -
524 -
525 -**History read from serial port：**
526 -
527 -[[image:image-20230805145056-3.png]]
528 -
529 -
530 -=== 2.3.4 Decode payload in The Things Network ===
531 -
532 -
533 533  While using TTN network, you can add the payload format to decode the payload.
534 534  
535 535  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]]
... ... @@ -544,9 +544,15 @@
544 544  )))
545 545  
546 546  
547 -== 2.4 ​Show Data in DataCake IoT Server ==
379 +== 2.4 Uplink Interval ==
548 548  
549 549  
382 +The LDS12-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]]
383 +
384 +
385 +== 2.5 ​Show Data in DataCake IoT Server ==
386 +
387 +
550 550  (((
551 551  [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
552 552  )))
... ... @@ -579,13 +579,13 @@
579 579  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]]
580 580  
581 581  
582 -== 2.5 Datalog Feature ==
420 +== 2.6 Datalog Feature ==
583 583  
584 584  
585 585  Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes.
586 586  
587 587  
588 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
426 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
589 589  
590 590  
591 591  Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
... ... @@ -602,7 +602,7 @@
602 602  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220703111700-2.png?width=1119&height=381&rev=1.1||alt="图片-20220703111700-2.png" height="381" width="1119"]]
603 603  
604 604  
605 -=== 2.5.2 Unix TimeStamp ===
443 +=== 2.6.2 Unix TimeStamp ===
606 606  
607 607  
608 608  LDS12-LB uses Unix TimeStamp format based on
... ... @@ -619,7 +619,7 @@
619 619  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
620 620  
621 621  
622 -=== 2.5.3 Set Device Time ===
460 +=== 2.6.3 Set Device Time ===
623 623  
624 624  
625 625  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
... ... @@ -629,13 +629,13 @@
629 629  (% style="color:red" %)**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.**
630 630  
631 631  
632 -=== 2.5.4 Poll sensor value ===
470 +=== 2.6.4 Poll sensor value ===
633 633  
634 634  
635 635  Users can poll sensor values based on timestamps. Below is the downlink command.
636 636  
637 637  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
638 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
476 +|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
639 639  |(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
640 640  |(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
641 641  
... ... @@ -656,7 +656,7 @@
656 656  )))
657 657  
658 658  
659 -== 2.6 Frequency Plans ==
497 +== 2.7 Frequency Plans ==
660 660  
661 661  
662 662  The LDS12-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
... ... @@ -664,9 +664,9 @@
664 664  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
665 665  
666 666  
667 -== 2.7 LiDAR ToF Measurement ==
505 +== 2.8 LiDAR ToF Measurement ==
668 668  
669 -=== 2.7.1 Principle of Distance Measurement ===
507 +=== 2.8.1 Principle of Distance Measurement ===
670 670  
671 671  
672 672  The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below.
... ... @@ -674,7 +674,7 @@
674 674  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831757579-263.png?rev=1.1||alt="1654831757579-263.png"]]
675 675  
676 676  
677 -=== 2.7.2 Distance Measurement Characteristics ===
515 +=== 2.8.2 Distance Measurement Characteristics ===
678 678  
679 679  
680 680  With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below:
... ... @@ -712,7 +712,7 @@
712 712  )))
713 713  
714 714  
715 -=== 2.7.3 Notice of usage ===
553 +=== 2.8.3 Notice of usage ===
716 716  
717 717  
718 718  Possible invalid /wrong reading for LiDAR ToF tech:
... ... @@ -724,7 +724,7 @@
724 724  
725 725  
726 726  
727 -=== 2.7.4  Reflectivity of different objects ===
565 +=== 2.8.4  Reflectivity of different objects ===
728 728  
729 729  
730 730  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
... ... @@ -835,9 +835,9 @@
835 835  === 3.3.2 Set Interrupt Mode ===
836 836  
837 837  
838 -Feature, Set Interrupt mode for pin of GPIO_EXTI.
676 +Feature, Set Interrupt mode for PA8 of pin.
839 839  
840 -When AT+INTMOD=0 is set, GPIO_EXTI is used as a digital input port.
678 +When AT+INTMOD=0 is set, PA8 is used as a digital input port.
841 841  
842 842  (% style="color:blue" %)**AT Command: AT+INTMOD**
843 843  
... ... @@ -848,11 +848,7 @@
848 848  OK
849 849  the mode is 0 =Disable Interrupt
850 850  )))
851 -|(% style="width:154px" %)(((
852 -AT+INTMOD=2
853 -
854 -(default)
855 -)))|(% style="width:196px" %)(((
689 +|(% style="width:154px" %)AT+INTMOD=2|(% style="width:196px" %)(((
856 856  Set Transmit Interval
857 857  0. (Disable Interrupt),
858 858  ~1. (Trigger by rising and falling edge)
... ... @@ -872,37 +872,83 @@
872 872  
873 873  
874 874  
875 -=== 3.3.3  Set Power Output Duration ===
709 +=== 3.3.3 Get Firmware Version Info ===
876 876  
877 -Control the output duration 3V3(pin of VBAT_OUT) . Before each sampling, device will
878 878  
879 -~1. first enable the power output to external sensor,
712 +Feature: use downlink to get firmware version.
880 880  
881 -2. keep it on as per duration, read sensor value and construct uplink payload
714 +(% style="color:blue" %)**Downlink Command: 0x26**
882 882  
883 -3. final, close the power output.
716 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:492px" %)
717 +|(% style="background-color:#4f81bd; color:white; width:191px" %)**Downlink Control Type**|(% style="background-color:#4f81bd; color:white; width:57px" %)**FPort**|(% style="background-color:#4f81bd; color:white; width:91px" %)**Type Code**|(% style="background-color:#4f81bd; color:white; width:153px" %)**Downlink payload size(bytes)**
718 +|(% style="width:191px" %)Get Firmware Version Info|(% style="width:57px" %)Any|(% style="width:91px" %)26|(% style="width:151px" %)2
884 884  
885 -(% style="color:blue" %)**AT Command: AT+3V3T**
720 +* Reply to the confirmation package: 26 01
721 +* Reply to non-confirmed packet: 26 00
886 886  
887 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
888 -|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
889 -|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default)
890 -OK
891 -|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
892 -|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK
893 -|(% style="width:154px" %)AT+3V3T=65535|(% style="width:196px" %)Always turn off the power supply of 3V3 pin.|(% style="width:157px" %)OK
723 +Device will send an uplink after got this downlink command. With below payload:
894 894  
895 -(% style="color:blue" %)**Downlink Command: 0x07**(%%)
896 -Format: Command Code (0x07) followed by 3 bytes.
725 +Configures info payload:
897 897  
898 -The first byte is 01,the second and third bytes are the time to turn on.
727 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
728 +|=(% style="background-color:#4F81BD;color:white" %)(((
729 +**Size(bytes)**
730 +)))|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**5**|=(% style="background-color:#4F81BD;color:white" %)**1**
731 +|**Value**|Software Type|(((
732 +Frequency Band
733 +)))|Sub-band|(((
734 +Firmware Version
735 +)))|Sensor Type|Reserve|(((
736 +[[Message Type>>||anchor="H2.3.7MessageType"]]
737 +Always 0x02
738 +)))
899 899  
900 -* Example 1: Downlink Payload: 07 01 00 00  **~-~-->**  AT+3V3T=0
901 -* Example 2: Downlink Payload: 07 01 01 F4  **~-~-->**  AT+3V3T=500
902 -* Example 3: Downlink Payload: 07 01 FF FF  **~-~-->**  AT+3V3T=65535
740 +(% style="color:#037691" %)**Software Type**(%%): Always 0x03 for LLDS12
903 903  
742 +(% style="color:#037691" %)**Frequency Band**:
904 904  
744 +0x01: EU868
905 905  
746 +0x02: US915
747 +
748 +0x03: IN865
749 +
750 +0x04: AU915
751 +
752 +0x05: KZ865
753 +
754 +0x06: RU864
755 +
756 +0x07: AS923
757 +
758 +0x08: AS923-1
759 +
760 +0x09: AS923-2
761 +
762 +0xa0: AS923-3
763 +
764 +
765 +(% style="color:#037691" %)**Sub-Band**(%%): value 0x00 ~~ 0x08
766 +
767 +(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
768 +
769 +(% style="color:#037691" %)**Sensor Type**:
770 +
771 +0x01: LSE01
772 +
773 +0x02: LDDS75
774 +
775 +0x03: LDDS20
776 +
777 +0x04: LLMS01
778 +
779 +0x05: LSPH01
780 +
781 +0x06: LSNPK01
782 +
783 +0x07: LLDS12
784 +
785 +
906 906  = 4. Battery & Power Consumption =
907 907  
908 908  
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