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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 101.1
edited by Saxer Lin
on 2023/08/05 15:53
Change comment: Uploaded new attachment "image-20230805155335-1.png", version {1}
To version 82.20
edited by Xiaoling
on 2023/06/14 17:35
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Saxer
1 +XWiki.Xiaoling
Content
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35 35  
36 36  Each LDS12-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
37 37  
38 -[[image:image-20230615152941-1.png||height="459" width="800"]]
38 +[[image:image-20230614162334-2.png||height="468" width="800"]]
39 39  
40 40  
41 41  == 1.2 ​Features ==
... ... @@ -127,7 +127,7 @@
127 127  
128 128  
129 129  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
130 -|=(% 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**
130 +|=(% 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**
131 131  |(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
132 132  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
133 133  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
... ... @@ -155,9 +155,10 @@
155 155  
156 156  == 1.8 Pin Definitions ==
157 157  
158 +[[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"]]
158 158  
159 -[[image:image-20230805144259-1.png||height="413" width="741"]]
160 160  
161 +
161 161  == 1.9 Mechanical ==
162 162  
163 163  
... ... @@ -173,6 +173,7 @@
173 173  (% style="color:blue" %)**Probe Mechanical:**
174 174  
175 175  
177 +
176 176  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654827224480-952.png?rev=1.1||alt="1654827224480-952.png"]]
177 177  
178 178  
... ... @@ -192,7 +192,7 @@
192 192  
193 193  The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
194 194  
195 -[[image:image-20230615153004-2.png||height="459" width="800"]](% style="display:none" %)
197 +[[image:image-20230614162359-3.png||height="468" width="800"]](% style="display:none" %)
196 196  
197 197  
198 198  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB.
... ... @@ -238,101 +238,31 @@
238 238  
239 239  == 2.3 ​Uplink Payload ==
240 240  
241 -=== 2.3.1 Device Status, FPORT~=5 ===
242 242  
243 -
244 -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.
245 -
246 -The Payload format is as below.
247 -
248 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
249 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
250 -**Size(bytes)**
251 -)))|=(% 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**
252 -|(% 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
253 -
254 -Example parse in TTNv3
255 -
256 -[[image:image-20230805103904-1.png||height="131" width="711"]]
257 -
258 -(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24
259 -
260 -(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
261 -
262 -(% style="color:blue" %)**Frequency Band**:
263 -
264 -0x01: EU868
265 -
266 -0x02: US915
267 -
268 -0x03: IN865
269 -
270 -0x04: AU915
271 -
272 -0x05: KZ865
273 -
274 -0x06: RU864
275 -
276 -0x07: AS923
277 -
278 -0x08: AS923-1
279 -
280 -0x09: AS923-2
281 -
282 -0x0a: AS923-3
283 -
284 -0x0b: CN470
285 -
286 -0x0c: EU433
287 -
288 -0x0d: KR920
289 -
290 -0x0e: MA869
291 -
292 -(% style="color:blue" %)**Sub-Band**:
293 -
294 -AU915 and US915:value 0x00 ~~ 0x08
295 -
296 -CN470: value 0x0B ~~ 0x0C
297 -
298 -Other Bands: Always 0x00
299 -
300 -(% style="color:blue" %)**Battery Info**:
301 -
302 -Check the battery voltage.
303 -
304 -Ex1: 0x0B45 = 2885mV
305 -
306 -Ex2: 0x0B49 = 2889mV
307 -
308 -
309 -=== 2.3.2 Uplink Payload, FPORT~=2 ===
310 -
311 -
312 312  (((
313 -LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will:
245 +LDS12-LB will uplink payload via LoRaWAN with below payload format: 
246 +)))
314 314  
315 -periodically send this uplink every 20 minutes, this interval [[can be changed>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS12-LB_LoRaWAN_LiDAR_ToF_Distance_Sensor_User_Manual/#H3.3.1SetTransmitIntervalTime]].
316 -
317 -Uplink Payload totals 11 bytes.
248 +(((
249 +Uplink payload includes in total 11 bytes.
318 318  )))
319 319  
320 320  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
321 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
253 +|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
322 322  **Size(bytes)**
323 -)))|=(% 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**
324 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
325 -[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
326 -)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
327 -[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
328 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
329 -[[Message Type>>||anchor="HMessageType"]]
255 +)))|=(% 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**
256 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
257 +[[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
258 +)))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(((
259 +[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]]
260 +)))|[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(((
261 +[[Message Type>>||anchor="H2.3.7MessageType"]]
330 330  )))
331 331  
332 -[[image:image-20230805104104-2.png||height="136" width="754"]]
264 +[[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"]]
333 333  
334 334  
335 -==== (% style="color:blue" %)**Battery Info**(%%) ====
267 +=== 2.3.1 Battery Info ===
336 336  
337 337  
338 338  Check the battery voltage for LDS12-LB.
... ... @@ -342,7 +342,7 @@
342 342  Ex2: 0x0B49 = 2889mV
343 343  
344 344  
345 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
277 +=== 2.3.2 DS18B20 Temperature sensor ===
346 346  
347 347  
348 348  This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
... ... @@ -355,7 +355,7 @@
355 355  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
356 356  
357 357  
358 -==== (% style="color:blue" %)**Distance**(%%) ====
290 +=== 2.3.3 Distance ===
359 359  
360 360  
361 361  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.
... ... @@ -366,7 +366,7 @@
366 366  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.
367 367  
368 368  
369 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
301 +=== 2.3.4 Distance signal strength ===
370 370  
371 371  
372 372  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.
... ... @@ -379,12 +379,12 @@
379 379  Customers can judge whether they need to adjust the environment based on the signal strength.
380 380  
381 381  
382 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
314 +=== 2.3.5 Interrupt Pin ===
383 383  
384 384  
385 385  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.
386 386  
387 -Note: The Internet Pin is a separate pin in the screw terminal. See GPIO_EXTI of [[pin mapping>>||anchor="H1.8PinDefinitions"]].
319 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]].
388 388  
389 389  **Example:**
390 390  
... ... @@ -393,7 +393,7 @@
393 393  0x01: Interrupt Uplink Packet.
394 394  
395 395  
396 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
328 +=== 2.3.6 LiDAR temp ===
397 397  
398 398  
399 399  Characterize the internal temperature value of the sensor.
... ... @@ -403,7 +403,7 @@
403 403  If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
404 404  
405 405  
406 -==== (% style="color:blue" %)**Message Type**(%%) ====
338 +=== 2.3.7 Message Type ===
407 407  
408 408  
409 409  (((
... ... @@ -419,93 +419,10 @@
419 419  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
420 420  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]]
421 421  
422 -[[image:image-20230805150315-4.png||height="233" width="723"]]
423 423  
355 +=== 2.3.8 Decode payload in The Things Network ===
424 424  
425 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
426 426  
427 -LDS12-LB stores sensor values and users can retrieve these history values via the [[downlink command>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS12-LB_LoRaWAN_LiDAR_ToF_Distance_Sensor_User_Manual/#H2.5.4Pollsensorvalue]].
428 -
429 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time water flow status.
430 -
431 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
432 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
433 -**Size(bytes)**
434 -)))|=(% style="width: 30px;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: rgb(79, 129, 189); color: white; width: 88px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 85px;" %)4
435 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
436 -Reserve(0xFF)
437 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
438 -LiDAR temp
439 -)))|(% style="width:85px" %)Unix TimeStamp
440 -
441 -**Interrupt flag & Interrupt level:**
442 -
443 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:501px" %)
444 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
445 -**Size(bit)**
446 -)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**bit7**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**bit6**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**[bit5:bit2]**|=(% style="width: 91px; background-color: rgb(79, 129, 189); color: white;" %)**bit1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 88px;" %)**bit0**
447 -|(% 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" %)(((
448 -Interrupt flag
449 -)))
450 -
451 -* (((
452 -Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS12-LB_LoRaWAN_LiDAR_ToF_Distance_Sensor_User_Manual/#H2.3.2UplinkPayload2CFPORT3D2]], to save airtime and battery, LDS12-LB will send max bytes according to the current DR and Frequency bands.
453 -)))
454 -
455 -For example, in the US915 band, the max payload for different DR is:
456 -
457 -**a) DR0:** max is 11 bytes so one entry of data
458 -
459 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
460 -
461 -**c) DR2:** total payload includes 11 entries of data
462 -
463 -**d) DR3:** total payload includes 22 entries of data.
464 -
465 -If LDS12-LB doesn't have any data in the polling time. It will uplink 11 bytes of 0
466 -
467 -
468 -**Downlink:**
469 -
470 -0x31 64 CC 68 0C 64 CC 69 74 05
471 -
472 -[[image:image-20230805144936-2.png||height="113" width="746"]]
473 -
474 -**Uplink:**
475 -
476 -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
477 -
478 -
479 -**Parsed Value:**
480 -
481 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
482 -
483 -
484 -[360,176,30,High,True,2023-08-04 02:53:00],
485 -
486 -[355,168,30,Low,False,2023-08-04 02:53:29],
487 -
488 -[245,211,30,Low,False,2023-08-04 02:54:29],
489 -
490 -[57,700,30,Low,False,2023-08-04 02:55:29],
491 -
492 -[361,164,30,Low,True,2023-08-04 02:56:00],
493 -
494 -[337,184,30,Low,False,2023-08-04 02:56:40],
495 -
496 -[20,4458,30,Low,False,2023-08-04 02:57:40],
497 -
498 -[362,173,30,Low,False,2023-08-04 02:58:53],
499 -
500 -
501 -History read from serial port：
502 -
503 -[[image:image-20230805145056-3.png]]
504 -
505 -
506 -=== 2.3.4 Decode payload in The Things Network ===
507 -
508 -
509 509  While using TTN network, you can add the payload format to decode the payload.
510 510  
511 511  [[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"]]
... ... @@ -520,9 +520,15 @@
520 520  )))
521 521  
522 522  
523 -== 2.4 ​Show Data in DataCake IoT Server ==
372 +== 2.4 Uplink Interval ==
524 524  
525 525  
375 +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"]]
376 +
377 +
378 +== 2.5 ​Show Data in DataCake IoT Server ==
379 +
380 +
526 526  (((
527 527  [[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:
528 528  )))
... ... @@ -555,13 +555,13 @@
555 555  [[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"]]
556 556  
557 557  
558 -== 2.5 Datalog Feature ==
413 +== 2.6 Datalog Feature ==
559 559  
560 560  
561 561  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.
562 562  
563 563  
564 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
419 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
565 565  
566 566  
567 567  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.
... ... @@ -578,7 +578,7 @@
578 578  [[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"]]
579 579  
580 580  
581 -=== 2.5.2 Unix TimeStamp ===
436 +=== 2.6.2 Unix TimeStamp ===
582 582  
583 583  
584 584  LDS12-LB uses Unix TimeStamp format based on
... ... @@ -595,7 +595,7 @@
595 595  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
596 596  
597 597  
598 -=== 2.5.3 Set Device Time ===
453 +=== 2.6.3 Set Device Time ===
599 599  
600 600  
601 601  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
... ... @@ -605,13 +605,13 @@
605 605  (% 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.**
606 606  
607 607  
608 -=== 2.5.4 Poll sensor value ===
463 +=== 2.6.4 Poll sensor value ===
609 609  
610 610  
611 611  Users can poll sensor values based on timestamps. Below is the downlink command.
612 612  
613 613  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
614 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
469 +|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
615 615  |(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
616 616  |(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
617 617  
... ... @@ -632,7 +632,7 @@
632 632  )))
633 633  
634 634  
635 -== 2.6 Frequency Plans ==
490 +== 2.7 Frequency Plans ==
636 636  
637 637  
638 638  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.
... ... @@ -640,9 +640,9 @@
640 640  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
641 641  
642 642  
643 -== 2.7 LiDAR ToF Measurement ==
498 +== 2.8 LiDAR ToF Measurement ==
644 644  
645 -=== 2.7.1 Principle of Distance Measurement ===
500 +=== 2.8.1 Principle of Distance Measurement ===
646 646  
647 647  
648 648  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.
... ... @@ -650,7 +650,7 @@
650 650  [[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"]]
651 651  
652 652  
653 -=== 2.7.2 Distance Measurement Characteristics ===
508 +=== 2.8.2 Distance Measurement Characteristics ===
654 654  
655 655  
656 656  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:
... ... @@ -675,8 +675,10 @@
675 675  Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
676 676  )))
677 677  
533 +
678 678  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831797521-720.png?rev=1.1||alt="1654831797521-720.png"]]
679 679  
536 +
680 680  (((
681 681  In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
682 682  )))
... ... @@ -688,7 +688,7 @@
688 688  )))
689 689  
690 690  
691 -=== 2.7.3 Notice of usage ===
548 +=== 2.8.3 Notice of usage ===
692 692  
693 693  
694 694  Possible invalid /wrong reading for LiDAR ToF tech:
... ... @@ -698,9 +698,12 @@
698 698  * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
699 699  * The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window.
700 700  
701 -=== 2.7.4  Reflectivity of different objects ===
702 702  
703 703  
560 +
561 +=== 2.8.4  Reflectivity of different objects ===
562 +
563 +
704 704  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
705 705  |=(% style="width: 54px;background-color:#4F81BD;color:white" %)Item|=(% style="width: 231px;background-color:#4F81BD;color:white" %)Material|=(% style="width: 94px;background-color:#4F81BD;color:white" %)Relectivity
706 706  |(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4%
... ... @@ -724,6 +724,9 @@
724 724  |(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200%
725 725  |(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300%
726 726  
587 +
588 +
589 +
727 727  = 3. Configure LDS12-LB =
728 728  
729 729  == 3.1 Configure Methods ==
... ... @@ -737,6 +737,9 @@
737 737  
738 738  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
739 739  
603 +
604 +
605 +
740 740  == 3.2 General Commands ==
741 741  
742 742  
... ... @@ -797,9 +797,6 @@
797 797  )))
798 798  * (((
799 799  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
800 -
801 -
802 -
803 803  )))
804 804  
805 805  === 3.3.2 Set Interrupt Mode ===
... ... @@ -836,35 +836,87 @@
836 836  
837 837  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
838 838  
839 -=== 3.3.3  Set Power Output Duration ===
840 840  
841 -Control the output duration 3V3(pin of VBAT_OUT) . Before each sampling, device will
842 842  
843 -~1. first enable the power output to external sensor,
844 844  
845 -2. keep it on as per duration, read sensor value and construct uplink payload
846 846  
847 -3. final, close the power output.
706 +=== 3.3.3 Get Firmware Version Info ===
848 848  
849 -(% style="color:blue" %)**AT Command: AT+3V3T**
850 850  
851 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
852 -|=(% 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**
853 -|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default)
854 -OK
855 -|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
856 -|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK
857 -|(% style="width:154px" %)AT+3V3T=65535|(% style="width:196px" %)Always turn off the power supply of 3V3 pin.|(% style="width:157px" %)OK
709 +Feature: use downlink to get firmware version.
858 858  
859 -(% style="color:blue" %)**Downlink Command: 0x07**(%%)
860 -Format: Command Code (0x07) followed by 3 bytes.
711 +(% style="color:blue" %)**Downlink Command: 0x26**
861 861  
862 -The first byte is 01,the second and third bytes are the time to turn on.
713 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:492px" %)
714 +|(% 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)**
715 +|(% style="width:191px" %)Get Firmware Version Info|(% style="width:57px" %)Any|(% style="width:91px" %)26|(% style="width:151px" %)2
863 863  
864 -* Example 1: Downlink Payload: 07 01 00 00  **~-~-->**  AT+3V3T=0
865 -* Example 2: Downlink Payload: 07 01 01 F4  **~-~-->**  AT+3V3T=500
866 -* Example 3: Downlink Payload: 07 01 FF FF  **~-~-->**  AT+3V3T=65535
717 +* Reply to the confirmation package: 26 01
718 +* Reply to non-confirmed packet: 26 00
867 867  
720 +Device will send an uplink after got this downlink command. With below payload:
721 +
722 +Configures info payload:
723 +
724 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
725 +|=(% style="background-color:#4F81BD;color:white" %)(((
726 +**Size(bytes)**
727 +)))|=(% 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**
728 +|**Value**|Software Type|(((
729 +Frequency Band
730 +)))|Sub-band|(((
731 +Firmware Version
732 +)))|Sensor Type|Reserve|(((
733 +[[Message Type>>||anchor="H2.3.7MessageType"]]
734 +Always 0x02
735 +)))
736 +
737 +(% style="color:#037691" %)**Software Type**(%%): Always 0x03 for LLDS12
738 +
739 +(% style="color:#037691" %)**Frequency Band**:
740 +
741 +*0x01: EU868
742 +
743 +*0x02: US915
744 +
745 +*0x03: IN865
746 +
747 +*0x04: AU915
748 +
749 +*0x05: KZ865
750 +
751 +*0x06: RU864
752 +
753 +*0x07: AS923
754 +
755 +*0x08: AS923-1
756 +
757 +*0x09: AS923-2
758 +
759 +*0xa0: AS923-3
760 +
761 +
762 +(% style="color:#037691" %)**Sub-Band**(%%): value 0x00 ~~ 0x08
763 +
764 +(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
765 +
766 +(% style="color:#037691" %)**Sensor Type**:
767 +
768 +0x01: LSE01
769 +
770 +0x02: LDDS75
771 +
772 +0x03: LDDS20
773 +
774 +0x04: LLMS01
775 +
776 +0x05: LSPH01
777 +
778 +0x06: LSNPK01
779 +
780 +0x07: LLDS12
781 +
782 +
868 868  = 4. Battery & Power Consumption =
869 869  
870 870  
... ... @@ -913,11 +913,11 @@
913 913  
914 914  
915 915  (((
916 -(% style="color:blue" %)**Cause ①**(%%)**：**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance. (such as glass and water, etc.)
831 +(% style="color:blue" %)**Cause ①**(%%)**：**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
917 917  )))
918 918  
919 919  (((
920 -(% style="color:red" %)**Troubleshooting**(%%): Please avoid use of this product under such circumstance in practice.
835 +Troubleshooting: Please avoid use of this product under such circumstance in practice.
921 921  )))
922 922  
923 923  
... ... @@ -926,7 +926,7 @@
926 926  )))
927 927  
928 928  (((
929 -(% style="color:red" %)**Troubleshooting**(%%): please use dry dust-free cloth to gently remove the foreign matter.
844 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
930 930  )))
931 931  
932 932  
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