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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 82.20
edited by Xiaoling
on 2023/06/14 17:35
Change comment: There is no comment for this version
To version 97.1
edited by Saxer Lin
on 2023/08/05 14:59
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Saxer
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-20230614162334-2.png||height="468" width="800"]]
38 +[[image:image-20230615152941-1.png||height="459" 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:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
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**
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.
... ... @@ -155,10 +155,9 @@
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"]]
159 159  
159 +[[image:image-20230805144259-1.png||height="413" width="741"]]
160 160  
161 -
162 162  == 1.9 Mechanical ==
163 163  
164 164  
... ... @@ -174,7 +174,6 @@
174 174  (% style="color:blue" %)**Probe Mechanical:**
175 175  
176 176  
177 -
178 178  [[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"]]
179 179  
180 180  
... ... @@ -194,7 +194,7 @@
194 194  
195 195  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.
196 196  
197 -[[image:image-20230614162359-3.png||height="468" width="800"]](% style="display:none" %)
195 +[[image:image-20230615153004-2.png||height="459" width="800"]](% style="display:none" %)
198 198  
199 199  
200 200  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB.
... ... @@ -240,31 +240,101 @@
240 240  
241 241  == 2.3 ​Uplink Payload ==
242 242  
241 +=== 2.3.1 Device Status, FPORT~=5 ===
243 243  
244 -(((
245 -LDS12-LB will uplink payload via LoRaWAN with below payload format: 
246 -)))
247 247  
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 +
248 248  (((
249 -Uplink payload includes in total 11 bytes.
313 +LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will:
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.
250 250  )))
251 251  
252 252  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
253 -|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
321 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
254 254  **Size(bytes)**
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"]]
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"]]
262 262  )))
263 263  
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"]]
332 +[[image:image-20230805104104-2.png||height="136" width="754"]]
265 265  
266 266  
267 -=== 2.3.1 Battery Info ===
335 +==== (% style="color:blue" %)**Battery Info**(%%) ====
268 268  
269 269  
270 270  Check the battery voltage for LDS12-LB.
... ... @@ -274,7 +274,7 @@
274 274  Ex2: 0x0B49 = 2889mV
275 275  
276 276  
277 -=== 2.3.2 DS18B20 Temperature sensor ===
345 +==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
278 278  
279 279  
280 280  This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
... ... @@ -287,7 +287,7 @@
287 287  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
288 288  
289 289  
290 -=== 2.3.3 Distance ===
358 +==== (% style="color:blue" %)**Distance**(%%) ====
291 291  
292 292  
293 293  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.
... ... @@ -298,7 +298,7 @@
298 298  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.
299 299  
300 300  
301 -=== 2.3.4 Distance signal strength ===
369 +==== (% style="color:blue" %)**Distance signal strength**(%%) ====
302 302  
303 303  
304 304  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.
... ... @@ -311,12 +311,12 @@
311 311  Customers can judge whether they need to adjust the environment based on the signal strength.
312 312  
313 313  
314 -=== 2.3.5 Interrupt Pin ===
382 +==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
315 315  
316 316  
317 317  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.
318 318  
319 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]].
387 +Note: The Internet Pin is a separate pin in the screw terminal. See GPIO_EXTI of [[pin mapping>>||anchor="H1.8PinDefinitions"]].
320 320  
321 321  **Example:**
322 322  
... ... @@ -325,7 +325,7 @@
325 325  0x01: Interrupt Uplink Packet.
326 326  
327 327  
328 -=== 2.3.6 LiDAR temp ===
396 +==== (% style="color:blue" %)**LiDAR temp**(%%) ====
329 329  
330 330  
331 331  Characterize the internal temperature value of the sensor.
... ... @@ -335,7 +335,7 @@
335 335  If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
336 336  
337 337  
338 -=== 2.3.7 Message Type ===
406 +==== (% style="color:blue" %)**Message Type**(%%) ====
339 339  
340 340  
341 341  (((
... ... @@ -352,9 +352,71 @@
352 352  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]]
353 353  
354 354  
355 -=== 2.3.8 Decode payload in The Things Network ===
423 +=== 2.3.3 Historical Water Flow Status, FPORT~=3 ===
356 356  
425 +LDS12-LB stores sensor values and users can retrieve these history values via the [[downlink command>>url:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L-LB_LoRaWAN_Flow_Sensor_User_Manual/#H2.5DatalogFeature]].
357 357  
427 +The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time water flow status.
428 +
429 +
430 +* (((
431 +Each data entry is 11 bytes and has the same structure as [[real time water flow status>>url:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L-LB_LoRaWAN_Flow_Sensor_User_Manual/#H2.3.3A0WaterFlowValue2CUplinkFPORT3D2]], to save airtime and battery, LDS12-LB will send max bytes according to the current DR and Frequency bands.
432 +)))
433 +
434 +For example, in the US915 band, the max payload for different DR is:
435 +
436 +**a) DR0:** max is 11 bytes so one entry of data
437 +
438 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
439 +
440 +**c) DR2:** total payload includes 11 entries of data
441 +
442 +**d) DR3:** total payload includes 22 entries of data.
443 +
444 +If LDS12-LB doesn't have any data in the polling time. It will uplink 11 bytes of 0
445 +
446 +
447 +**Downlink:**
448 +
449 +0x31 64 CC 68 0C 64 CC 69 74 05
450 +
451 +[[image:image-20230805144936-2.png||height="113" width="746"]]
452 +
453 +**Uplink:**
454 +
455 +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
456 +
457 +
458 +**Parsed Value:**
459 +
460 +[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
461 +
462 +
463 +[360,176,30,High,True,2023-08-04 02:53:00],
464 +
465 +[355,168,30,Low,False,2023-08-04 02:53:29],
466 +
467 +[245,211,30,Low,False,2023-08-04 02:54:29],
468 +
469 +[57,700,30,Low,False,2023-08-04 02:55:29],
470 +
471 +[361,164,30,Low,True,2023-08-04 02:56:00],
472 +
473 +[337,184,30,Low,False,2023-08-04 02:56:40],
474 +
475 +[20,4458,30,Low,False,2023-08-04 02:57:40],
476 +
477 +[362,173,30,Low,False,2023-08-04 02:58:53],
478 +
479 +
480 +History read from serial port：
481 +
482 +[[image:image-20230805145056-3.png]]
483 +
484 +
485 +=== 2.3.3 Decode payload in The Things Network ===
486 +
487 +
358 358  While using TTN network, you can add the payload format to decode the payload.
359 359  
360 360  [[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"]]
... ... @@ -369,15 +369,9 @@
369 369  )))
370 370  
371 371  
372 -== 2.4 Uplink Interval ==
502 +== 2.4 ​Show Data in DataCake IoT Server ==
373 373  
374 374  
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 -
381 381  (((
382 382  [[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:
383 383  )))
... ... @@ -410,13 +410,13 @@
410 410  [[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"]]
411 411  
412 412  
413 -== 2.6 Datalog Feature ==
537 +== 2.5 Datalog Feature ==
414 414  
415 415  
416 416  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.
417 417  
418 418  
419 -=== 2.6.1 Ways to get datalog via LoRaWAN ===
543 +=== 2.5.1 Ways to get datalog via LoRaWAN ===
420 420  
421 421  
422 422  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.
... ... @@ -433,7 +433,7 @@
433 433  [[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"]]
434 434  
435 435  
436 -=== 2.6.2 Unix TimeStamp ===
560 +=== 2.5.2 Unix TimeStamp ===
437 437  
438 438  
439 439  LDS12-LB uses Unix TimeStamp format based on
... ... @@ -450,7 +450,7 @@
450 450  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
451 451  
452 452  
453 -=== 2.6.3 Set Device Time ===
577 +=== 2.5.3 Set Device Time ===
454 454  
455 455  
456 456  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
... ... @@ -460,13 +460,13 @@
460 460  (% 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.**
461 461  
462 462  
463 -=== 2.6.4 Poll sensor value ===
587 +=== 2.5.4 Poll sensor value ===
464 464  
465 465  
466 466  Users can poll sensor values based on timestamps. Below is the downlink command.
467 467  
468 468  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
469 -|(% colspan="4" style="background-color:#d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
593 +|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
470 470  |(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
471 471  |(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
472 472  
... ... @@ -487,7 +487,7 @@
487 487  )))
488 488  
489 489  
490 -== 2.7 Frequency Plans ==
614 +== 2.6 Frequency Plans ==
491 491  
492 492  
493 493  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.
... ... @@ -495,9 +495,9 @@
495 495  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
496 496  
497 497  
498 -== 2.8 LiDAR ToF Measurement ==
622 +== 2.7 LiDAR ToF Measurement ==
499 499  
500 -=== 2.8.1 Principle of Distance Measurement ===
624 +=== 2.7.1 Principle of Distance Measurement ===
501 501  
502 502  
503 503  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.
... ... @@ -505,7 +505,7 @@
505 505  [[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"]]
506 506  
507 507  
508 -=== 2.8.2 Distance Measurement Characteristics ===
632 +=== 2.7.2 Distance Measurement Characteristics ===
509 509  
510 510  
511 511  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:
... ... @@ -530,10 +530,8 @@
530 530  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:
531 531  )))
532 532  
533 -
534 534  [[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"]]
535 535  
536 -
537 537  (((
538 538  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.
539 539  )))
... ... @@ -545,7 +545,7 @@
545 545  )))
546 546  
547 547  
548 -=== 2.8.3 Notice of usage ===
670 +=== 2.7.3 Notice of usage ===
549 549  
550 550  
551 551  Possible invalid /wrong reading for LiDAR ToF tech:
... ... @@ -555,12 +555,9 @@
555 555  * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
556 556  * The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window.
557 557  
680 +=== 2.7.4  Reflectivity of different objects ===
558 558  
559 559  
560 -
561 -=== 2.8.4  Reflectivity of different objects ===
562 -
563 -
564 564  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
565 565  |=(% 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
566 566  |(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4%
... ... @@ -584,9 +584,6 @@
584 584  |(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200%
585 585  |(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300%
586 586  
587 -
588 -
589 -
590 590  = 3. Configure LDS12-LB =
591 591  
592 592  == 3.1 Configure Methods ==
... ... @@ -600,9 +600,6 @@
600 600  
601 601  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
602 602  
603 -
604 -
605 -
606 606  == 3.2 General Commands ==
607 607  
608 608  
... ... @@ -663,6 +663,9 @@
663 663  )))
664 664  * (((
665 665  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
779 +
780 +
781 +
666 666  )))
667 667  
668 668  === 3.3.2 Set Interrupt Mode ===
... ... @@ -699,87 +699,35 @@
699 699  
700 700  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
701 701  
818 +=== 3.3.3  Set Power Output Duration ===
702 702  
820 +Control the output duration 3V3(pin of VBAT_OUT) . Before each sampling, device will
703 703  
822 +~1. first enable the power output to external sensor,
704 704  
824 +2. keep it on as per duration, read sensor value and construct uplink payload
705 705  
706 -=== 3.3.3 Get Firmware Version Info ===
826 +3. final, close the power output.
707 707  
828 +(% style="color:blue" %)**AT Command: AT+3V3T**
708 708  
709 -Feature: use downlink to get firmware version.
830 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
831 +|=(% 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**
832 +|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default)
833 +OK
834 +|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
835 +|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK
836 +|(% style="width:154px" %)AT+3V3T=65535|(% style="width:196px" %)Always turn off the power supply of 3V3 pin.|(% style="width:157px" %)OK
710 710  
711 -(% style="color:blue" %)**Downlink Command: 0x26**
838 +(% style="color:blue" %)**Downlink Command: 0x07**(%%)
839 +Format: Command Code (0x07) followed by 3 bytes.
712 712  
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
841 +The first byte is 01,the second and third bytes are the time to turn on.
716 716  
717 -* Reply to the confirmation package: 26 01
718 -* Reply to non-confirmed packet: 26 00
843 +* Example 1: Downlink Payload: 07 01 00 00  **~-~-->**  AT+3V3T=0
844 +* Example 2: Downlink Payload: 07 01 01 F4  **~-~-->**  AT+3V3T=500
845 +* Example 3: Downlink Payload: 07 01 FF FF  **~-~-->**  AT+3V3T=65535
719 719  
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 -
783 783  = 4. Battery & Power Consumption =
784 784  
785 785  
... ... @@ -828,11 +828,11 @@
828 828  
829 829  
830 830  (((
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.)
895 +(% 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.)
832 832  )))
833 833  
834 834  (((
835 -Troubleshooting: Please avoid use of this product under such circumstance in practice.
899 +(% style="color:red" %)**Troubleshooting**(%%): Please avoid use of this product under such circumstance in practice.
836 836  )))
837 837  
838 838  
... ... @@ -841,7 +841,7 @@
841 841  )))
842 842  
843 843  (((
844 -Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
908 +(% style="color:red" %)**Troubleshooting**(%%): please use dry dust-free cloth to gently remove the foreign matter.
845 845  )))
846 846  
847 847  
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