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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 90.4
edited by Xiaoling
on 2023/07/15 15:31
Change comment: There is no comment for this version
To version 89.1
edited by Saxer Lin
on 2023/07/15 11:59
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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241 241  
242 242  === 2.3.1 Device Status, FPORT~=5 ===
243 243  
244 -
245 245  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.
246 246  
247 247  The Payload format is as below.
248 248  
249 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
248 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:529px" %)
250 250  |=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)(((
251 251  **Size(bytes)**
252 252  )))|=(% style="width: 110px; background-color: rgb(79, 129, 189); color: white;" %)**1**|=(% style="width: 48px; background-color: rgb(79, 129, 189); color: white;" %)**2**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 94px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 91px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 60px;" %)**2**
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307 307  
308 308  === 2.3.2 Uplink Payload, FPORT~=2 ===
309 309  
310 -
311 311  (((
312 312  LDS12-LB will uplink payload via LoRaWAN with below payload format: 
313 313  )))
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323 323  |(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
324 324  [[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
325 325  )))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(% style="width:122px" %)(((
326 -[[Interrupt flag>>]]
324 +[[Interrupt flag>>]]
325 +
327 327  [[&>>]]
327 +
328 328  [[Interrupt_level>>]]
329 329  )))|(% style="width:54px" %)[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(% style="width:96px" %)(((
330 330  [[Message Type>>||anchor="H2.3.7MessageType"]]
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333 333  [[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"]]
334 334  
335 335  
336 -==== (% style="color:blue" %)**Battery Info** ====
336 +==== 2.3.2.a Battery Info ====
337 337  
338 338  
339 339  Check the battery voltage for LDS12-LB.
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343 343  Ex2: 0x0B49 = 2889mV
344 344  
345 345  
346 -==== (% style="color:blue" %)**DS18B20 Temperature sensor** ====
346 +==== 2.3.2.b DS18B20 Temperature sensor ====
347 347  
348 348  
349 349  This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
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356 356  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
357 357  
358 358  
359 -==== (% style="color:blue" %)**Distance** ====
359 +==== 2.3.2.c Distance ====
360 360  
361 361  
362 362  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.
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367 367  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.
368 368  
369 369  
370 -====(% style="color:blue" %) **Distance signal strength** ====
370 +==== 2.3.2.d Distance signal strength ====
371 371  
372 372  
373 373  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.
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380 380  Customers can judge whether they need to adjust the environment based on the signal strength.
381 381  
382 382  
383 -====(% style="color:blue" %) **Interrupt Pin & Interrupt Level** ====
383 +==== 2.3.2.e Interrupt Pin & Interrupt Level ====
384 384  
385 385  
386 386  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.
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394 394  0x01: Interrupt Uplink Packet.
395 395  
396 396  
397 -==== (% style="color:blue" %)**LiDAR temp** ====
397 +==== 2.3.2.f LiDAR temp ====
398 398  
399 399  
400 400  Characterize the internal temperature value of the sensor.
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404 404  If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
405 405  
406 406  
407 -==== (% style="color:blue" %)**Message Type** ====
407 +==== 2.3.2.g Message Type ====
408 408  
409 409  
410 410  (((
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420 420  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
421 421  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]]
422 422  
423 +=== 2.3.8 Decode payload in The Things Network ===
423 423  
424 424  
425 -=== 2.3.3 Decode payload in The Things Network ===
426 -
427 -
428 428  While using TTN network, you can add the payload format to decode the payload.
429 429  
430 430  [[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"]]
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761 761  
762 762  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
763 763  
764 -=== 3.3.3  Set Power Output Duration ===
765 -
766 -Control the output duration 3V3 . Before each sampling, device will
767 -
768 -~1. first enable the power output to external sensor,
769 -
770 -2. keep it on as per duration, read sensor value and construct uplink payload
771 -
772 -3. final, close the power output.
773 -
774 -(% style="color:blue" %)**AT Command: AT+3V3T**
775 -
776 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
777 -|=(% 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**
778 -|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default)
779 -OK
780 -|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
781 -|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK
782 -
783 -(% style="color:blue" %)**Downlink Command: 0x07**(%%)
784 -Format: Command Code (0x07) followed by 3 bytes.
785 -
786 -The first byte is 01,the second and third bytes are the time to turn on.
787 -
788 -* Example 1: Downlink Payload: 07 01 00 00  **~-~-->**  AT+3V3T=0
789 -* Example 2: Downlink Payload: 07 01 01 F4  **~-~-->**  AT+3V3T=500
790 -
791 791  = 4. Battery & Power Consumption =
792 792  
793 793