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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 125.1
edited by Xiaoling
on 2023/11/29 08:52
Change comment: Uploaded new attachment "image-20231129085201-1.png", version {1}
To version 125.8
edited by Xiaoling
on 2023/11/29 09:19
Change comment: There is no comment for this version

Summary

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... ... @@ -298,19 +298,19 @@
298 298  
299 299  (% style="color:red" %)**Limit flag:**
300 300  
301 -Mode for setting threshold: 0~~5
301 +Mode for setting threshold: **0~~5**
302 302  
303 -0: does not use upper and lower limits
303 +**0:** does not use upper and lower limits
304 304  
305 -1: Use upper and lower limits
305 +**1:** Use upper and lower limits
306 306  
307 -2: is less than the lower limit value
307 +**2:** is less than the lower limit value
308 308  
309 -3: is greater than the lower limit value
309 +**3:** is greater than the lower limit value
310 310  
311 -4: is less than the upper limit
311 +**4:** is less than the upper limit
312 312  
313 -5: is greater than the upper limit
313 +**5:** is greater than the upper limit
314 314  
315 315  
316 316  (% style="color:blue" %)**Upper limit:**
... ... @@ -323,91 +323,9 @@
323 323  The lower limit of the threshold cannot be less than 3mm.
324 324  
325 325  
326 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
326 +== 2.4 Decode payload in The Things Network ==
327 327  
328 328  
329 -DS20L stores sensor values and users can retrieve these history values via the downlink command.
330 -
331 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
332 -
333 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
334 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
335 -**Size(bytes)**
336 -)))|=(% 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
337 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
338 -Reserve(0xFF)
339 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
340 -LiDAR temp
341 -)))|(% style="width:85px" %)Unix TimeStamp
342 -
343 -**Interrupt flag & Interrupt level:**
344 -
345 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
346 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
347 -**Size(bit)**
348 -)))|=(% 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**
349 -|(% 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" %)(((
350 -Interrupt flag
351 -)))
352 -
353 -* (((
354 -Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, DS20L will send max bytes according to the current DR and Frequency bands.
355 -)))
356 -
357 -For example, in the US915 band, the max payload for different DR is:
358 -
359 -**a) DR0:** max is 11 bytes so one entry of data
360 -
361 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
362 -
363 -**c) DR2:** total payload includes 11 entries of data
364 -
365 -**d) DR3:** total payload includes 22 entries of data.
366 -
367 -If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
368 -
369 -
370 -**Downlink:**
371 -
372 -0x31 64 CC 68 0C 64 CC 69 74 05
373 -
374 -[[image:image-20230805144936-2.png||height="113" width="746"]]
375 -
376 -**Uplink:**
377 -
378 -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
379 -
380 -
381 -**Parsed Value:**
382 -
383 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
384 -
385 -
386 -[360,176,30,High,True,2023-08-04 02:53:00],
387 -
388 -[355,168,30,Low,False,2023-08-04 02:53:29],
389 -
390 -[245,211,30,Low,False,2023-08-04 02:54:29],
391 -
392 -[57,700,30,Low,False,2023-08-04 02:55:29],
393 -
394 -[361,164,30,Low,True,2023-08-04 02:56:00],
395 -
396 -[337,184,30,Low,False,2023-08-04 02:56:40],
397 -
398 -[20,4458,30,Low,False,2023-08-04 02:57:40],
399 -
400 -[362,173,30,Low,False,2023-08-04 02:58:53],
401 -
402 -
403 -**History read from serial port：**
404 -
405 -[[image:image-20230805145056-3.png]]
406 -
407 -
408 -=== 2.3.4 Decode payload in The Things Network ===
409 -
410 -
411 411  While using TTN network, you can add the payload format to decode the payload.
412 412  
413 413  [[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"]]
... ... @@ -422,7 +422,7 @@
422 422  )))
423 423  
424 424  
425 -== 2.4 ​Show Data in DataCake IoT Server ==
343 +== 2.5 ​Show Data in DataCake IoT Server ==
426 426  
427 427  
428 428  (((
... ... @@ -454,10 +454,10 @@
454 454  
455 455  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
456 456  
457 -[[image:1701152946067-561.png]]
375 +[[image:image-20231129085201-1.png||height="515" width="961"]]
458 458  
459 459  
460 -== 2.5 Frequency Plans ==
378 +== 2.6 Frequency Plans ==
461 461  
462 462  
463 463  The DS20L 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.
... ... @@ -478,6 +478,8 @@
478 478  
479 479  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
480 480  
399 +
400 +
481 481  == 3.2 General Commands ==
482 482  
483 483  
... ... @@ -581,9 +581,11 @@
581 581  
582 582  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
583 583  
584 -== 3.3.3 Set work mode ==
585 585  
586 586  
506 +=== 3.3.3 Set work mode ===
507 +
508 +
587 587  Feature: Switch working mode
588 588  
589 589  (% style="color:blue" %)**AT Command: AT+MOD**
... ... @@ -602,6 +602,8 @@
602 602  
603 603  * **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
604 604  
527 +
528 +
605 605  === 3.3.4 Set threshold and threshold mode ===
606 606  
607 607  
... ... @@ -619,8 +619,23 @@
619 619  )))
620 620  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
621 621  
546 +
547 +
622 622  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
623 -|(% rowspan="11" style="color:blue; width:120px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
549 +|(% rowspan="11" style="color:blue; width:120px" %)(((
550 +
551 +
552 +
553 +
554 +
555 +
556 +
557 +
558 +
559 +
560 +
561 +**AT+DOL=5,1800,0,0,400**
562 +)))|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
624 624  |(% style="width:251px" %)1: Use upper and lower limits
625 625  |(% style="width:251px" %)2: Less than the lower limit
626 626  |(% style="width:251px" %)3: Greater than the lower limit
... ... @@ -636,6 +636,8 @@
636 636  
637 637  )))
638 638  
578 +
579 +
639 639  (% style="color:blue" %)**Downlink Command: 0x07**
640 640  
641 641  Format: Command Code (0x07) followed by 9bytes.
... ... @@ -646,7 +646,7 @@
646 646  
647 647  * Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,0,100,0,400
648 648  
649 -* Example 3: Downlink Payload: 0703200000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
590 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
650 650  
651 651  * Example 4: Downlink Payload: 070407080000000190  **~-~-->**  AT+MOD=4,0,100,0,400
652 652  
... ... @@ -682,6 +682,8 @@
682 682  
683 683  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
684 684  
626 +
627 +
685 685  = 6. FAQ =
686 686  
687 687  == 6.1 What is the frequency plan for DS20L? ==
... ... @@ -769,6 +769,8 @@
769 769  
770 770  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
771 771  
715 +
716 +
772 772  = 9. ​Packing Info =
773 773  
774 774  
... ... @@ -786,6 +786,8 @@
786 786  
787 787  * Weight / pcs : g
788 788  
734 +
735 +
789 789  = 10. Support =
790 790  
791 791