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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 101.23
edited by Xiaoling
on 2023/10/10 17:08
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To version 101.10
edited by Xiaoling
on 2023/10/10 13:55
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... ... @@ -394,329 +394,77 @@
394 394  
395 395  == 2.3  ​Uplink Payload ==
396 396  
397 -=== 2.3.1 Sensor Configuration, FPORT~=4 ===
398 398  
399 -
400 -SW3L-NB will only send this command after getting the downlink command **(0x26 02)** from the server.
401 -
402 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
403 -|(% style="background-color:#4F81BD;color:white; width:70px" %) **Size(bytes)**|(% style="background-color:#4F81BD;color:white; width:105px" %)**3**|(% style="background-color:#4F81BD;color:white; width:60px" %)**1**|(% style="background-color:#4F81BD;color:white; width:96px" %)**1**|(% style="background-color:#4F81BD;color:white; width:105px" %)**2**|(% style="background-color:#4F81BD;color:white; width:74px" %)**1**
404 -|**Value**|(% style="width:104px" %)TDC(unit:sec)|(% style="width:43px" %)N/A|(% style="width:91px" %)Stop Timer|(% style="width:100px" %)Alarm Timer|(% style="width:69px" %)Reserve
405 -
406 -Example parse in TTNv3
407 -
408 -[[image:image-20230614172555-4.png||height="151" width="853"]]
409 -
410 -
411 -* (% style="color:blue" %)**TDC: (default: 0x0004B0)**
412 -
413 -Uplink interval for the total pulse count, default value is 0x0004B0 which is 1200 seconds = 20 minutes.
414 -
415 -
416 -* (% style="color:blue" %)**STOP Duration & Alarm Timer**
417 -
418 -Shows the configure value of [[Alarm for continuously water flow>>||anchor="H2.7Alarmforcontinuouslywaterflow"]]
419 -
420 -
421 -=== 2.3.2 Water Flow Value, Uplink FPORT~=2 ===
422 -
423 -
424 424  (((
425 -SW3L-NB will send this uplink **after** Device Status once join the NB-IoT network successfully. And SW3L-NB will:
399 +SW3L-NB will uplink payload via LoRaWAN with below payload format: 
426 426  )))
427 427  
428 428  (((
429 -periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H2.10SetTransmitIntervalTime"]].
403 +Uplink payload includes in total 21 bytes.
430 430  )))
431 431  
432 -(((
433 -Uplink Payload totals 11 bytes.
434 -)))
406 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
407 +|=(% style="width: 95px; background-color:#4F81BD;color:white" %)Size(bytes)|=(% style="width: 61px; background-color:#4F81BD;color:white" %)8|=(% style="width: 61px; background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)1|=(% style="background-color: rgb(79, 129, 189); color: white; width: 49px;" %)1|=(% style="background-color: rgb(79, 129, 189); color: white; width: 79px;" %)1|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)4
408 +|(% style="width:95px" %)Value|(% style="width:61px" %)f+IMEI|(% style="width:61px" %)Ver|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:61px" %)(((
409 +Singal
435 435  
436 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
437 -|=(% colspan="6" style="width: 515px; background-color:#4F81BD;color:white" %)**Water Flow Value,  FPORT=2**
438 -|(% style="width:50px" %)**Size(bytes)**|(% style="width:110px" %)**1**|(% style="width:120px" %)**4**|(% style="width:110px" %)**1**|(% style="width:55px" %)**1**|(% style="width:70px" %)**4**
439 -|(% style="width:110px" %)**Value**|(% style="width:81px" %)Calculate Flag & [[Alarm>>||anchor="H2.7Alarmforcontinuouslywaterflow"]]|(% style="width:95px" %)(((
440 -Total pulse Or Last Pulse
441 -)))|(% style="width:78px" %)(((
442 -MOD & PA4_status & PB15_status
443 -)))|(% style="width:92px" %)Reserve(0x01)|(% style="width:134px" %)[[Unix TimeStamp>>||anchor="H2.5.2UnixTimeStamp"]]
411 +Strength
412 +)))|(% style="width:49px" %)Mod|(% style="width:79px" %)[[Digital Interrupt >>||anchor="H2.3.2A0Interrupt"]]|(% style="width:61px" %)[[Distance>>||anchor="H2.3.3A0Distance"]](unit: mm)|(% style="width:61px" %)(((
413 +Timestamp
444 444  
445 -**Calculate Flag & Alarm:**
446 -
447 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
448 -|(% style="background-color:#4F81BD;color:white; width:70px" %)**Size(bit)**|(% style="background-color:#4F81BD;color:white; width:70px" %)**[bit7:bit6]**|(% style="background-color:#4F81BD;color:white; width:90px" %)**[bit5:bit2]**|(% style="background-color:#4F81BD;color:white; width:140px" %)**bit1**|(% style="background-color:#4F81BD;color:white; width:130px" %)**bit0**
449 -|(% style="width:88px" %)**Value**|(% style="width:117px" %)Reserve|(% style="width:117px" %)Calculate Flag|(% style="width:169px" %)Alarm: 0: No Alarm; 1: Alarm|(% style="width:150px" %)TDC flag 0:No;1:Yes
450 -
451 -**MOD & PA4_status & PB15_status:**
452 -
453 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:230px" %)
454 -|(% style="background-color:#4F81BD;color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4F81BD;color:white; width:60px" %)**bit7**|(% style="background-color:#4F81BD;color:white; width:60px" %)**bit6**|(% style="background-color:#4F81BD;color:white; width:60px" %)**[bit5:bit0]**
455 -|(% style="width:88px" %)**Value**|(% style="width:117px" %)PA4_status|(% style="width:117px" %)PB15_status|(% style="width:118px" %)MOD
456 -
457 -(% style="color:#037691" %)** **[[image:image-20230626093242-1.png||height="276" width="892"]]
458 -
459 -
460 -* (((
461 -(% style="color:blue" %)**Calculate Flag**
462 -)))
463 -
464 -(((
465 -The calculate flag is a user defined field, IoT server can use this flag to handle different meters with different pulse factors. For example, if there are 100 Flow Sensors, meters 1 ~~50 are 1 liter/pulse and meters 51 ~~ 100 has 1.5 liter/pulse.
466 -)))
467 -
468 -(((
469 -**Example: in the default payload:**
470 -)))
471 -
472 -* (((
473 -calculate flag=0: for SW3L-004 Flow Sensor: 450 pulse = 1 L
474 -)))
475 -* (((
476 -calculate flag=1: for SW3L-006 Flow Sensor: 390 pulse = 1 L
477 -)))
478 -* (((
479 -calculate flag=2: for SW3L-010 Flow Sensor: 64 pulse = 1 L
480 -)))
481 -
482 -(((
483 -Default value: 0. 
484 -)))
485 -
486 -(((
487 -Range (4 bits): (b)0000 ~~ (b) 1111
488 -
489 -If user use with a meter for example is 0.02L/pulse. To proper decode the correct value in server,
490 -
491 -1) User can set the Calculate Flag of this sensor to 3.
492 -
493 -2) In server side, when a sensor data arrive, the decoder will check the value of Calculate Flag, It the value is 3, the total volume = 0.02 x Pulse Count.
494 -)))
495 -
496 -(((
497 -(% style="color:red" %)**NOTE: User need to set Calculate Flag to proper value before use Flow Sensor. Downlink or AT Command see: **(%%)Refer: [[Set Calculate Flag>>||anchor="H3.3.5Setthecalculateflag"]]
498 -
499 -(((
500 500  
501 501  )))
502 -)))
503 503  
418 +If the cache upload mechanism is turned on, you will receive the payload shown in the figure below.
504 504  
505 -* (((
506 -(% style="color:blue" %)**Alarm**
507 -)))
420 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:512px" %)
421 +|(% style="width:115px" %)**Frame header**|(% style="width:118px" %)**Frame data(1)**|(% style="width:116px" %)**Frame data(2)**|(% style="width:39px" %)**F…**|(% style="width:117px" %)**Frame data(X)**
508 508  
509 -(((
510 -See [[Alarm for continuously water flow>>||anchor="H2.7Alarmforcontinuouslywaterflow"]]
511 -)))
512 512  
513 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L%20LoRaWAN%20Outdoor%20Flow%20Sensor/WebHome/image-20220519095946-4.png?width=724&height=65&rev=1.1||alt="image-20220519095946-4.png"]]
514 514  
425 +=== 2.3.1  Battery Info ===
515 515  
516 -(((
517 -* (% style="color:blue" %)**TDC flag**
518 518  
519 -When the flag is 1, it means sending packets at normal time intervals.
428 +Check the battery voltage for SW3L-NB.
520 520  
521 -Otherwise, it is a packet sent at non-TDC time.
522 -)))
430 +Ex1: 0x0B45 = 2885mV
523 523  
524 -* (((
525 -(% style="color:blue" %)**Total pulse**
526 -)))
432 +Ex2: 0x0B49 = 2889mV
527 527  
528 -(((
529 -Total pulse/counting since factory
530 -)))
531 531  
532 -(((
533 -Range (4 Bytes) : 0x00000000~~ 0xFFFFFFFF .
435 +=== 2.3.2  Interrupt ===
534 534  
535 -
536 -)))
537 537  
538 -* (((
539 -(% style="color:blue" %)**Last Pulse**
540 -)))
438 +This data field shows if this packet is generated by interrupt or not.
541 541  
542 -(((
543 -Total pulse since last FPORT=2 uplink. (Default 20 minutes)
544 -)))
440 +**Example:**
545 545  
546 -(((
547 -Range (4 Bytes) : 0x00000000~~ 0xFFFFFFFF .
442 +0x00: Normal uplink packet.
548 548  
444 +0x01: Interrupt Uplink Packet.
549 549  
550 -* (((
551 -(% style="color:blue" %)**PA4_status: Support digital level input below 3.3V**
552 -)))
553 553  
554 -(((
555 -0 ~-~-> PA4 is at low level.
556 -)))
447 +=== 2.3.3  Distance ===
557 557  
558 -(((
559 -1 ~-~-> PA4 is at high level.
560 560  
561 -
562 -* (((
563 -(% style="color:blue" %)**PB15_status: Support digital level input below 3.3V**
564 -)))
565 -
566 566  (((
567 -0 ~-~-> PB15 is at low level.
451 +Get the distance. Flat object range 30mm - 4500mm.
568 568  )))
569 569  
570 570  (((
571 -1 ~-~-> PB15 is at high level..
572 -)))
573 -)))
574 -)))
455 +For example, if the data you get from the register is **0x0B 0x05**, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
575 575  
576 -* (((
577 -(% style="color:blue" %)**MOD: Default =0**
457 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
578 578  )))
579 579  
580 -(((
581 -MOD=0 ~-~-> Uplink Total Pulse since factory
582 -)))
460 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
583 583  
584 -(((
585 -MOD=1 ~-~-> Uplink total pulse since last FPORT=2 uplink.
462 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
586 586  
587 -
588 -)))
589 -
590 -* (((
591 -(% style="color:blue" %)**Water Flow Value**
592 -)))
593 -
594 594  (((
595 -**Total Water Flow Volume = (Calculate Flag) x (Total Pulse)=9597/450=21.3L**
596 -)))
597 -
598 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L%20LoRaWAN%20Outdoor%20Flow%20Sensor/WebHome/image-20220519095946-5.png?width=727&height=50&rev=1.1||alt="image-20220519095946-5.png"]]
599 -
600 -
601 -(((
602 -**Total Water Flow for TDC timer = (Calculate Flag) x (Last Pulse)=79/450=0.2L**
603 -)))
604 -
605 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L%20LoRaWAN%20Outdoor%20Flow%20Sensor/WebHome/image-20220519095946-6.png?width=733&height=43&rev=1.1||alt="image-20220519095946-6.png"]] ** **
606 -
607 -
608 -=== 2.3.3 Historical Water Flow Status, FPORT~=3 ===
609 -
610 -
611 -(((
612 -SW3L-NB stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5DatalogFeature"]].
613 -)))
614 -
615 -(((
616 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time water flow status.
617 -
618 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
619 -|=(% colspan="6" style="width: 515px; background-color:#4F81BD;color:white" %)**Water Flow Value,  FPORT=3**
620 -|(% style="width:50px" %)**Size(bytes)**|(% style="width:110px" %)**1**|(% style="width:120px" %)**4**|(% style="width:110px" %)**1**|(% style="width:55px" %)**1**|(% style="width:70px" %)**4**
621 -|(% style="width:110px" %)**Value**|(% style="width:81px" %)Calculate Flag & [[Alarm>>||anchor="H2.7Alarmforcontinuouslywaterflow"]]|(% style="width:95px" %)(((
622 -Total pulse Or Last Pulse
623 -)))|(% style="width:78px" %)(((
624 -MOD & PA4_status & PB15_status
625 -)))|(% style="width:92px" %)Reserve(0x01)|(% style="width:134px" %)[[Unix TimeStamp>>||anchor="H2.5.2UnixTimeStamp"]]
626 -
627 -**Calculate Flag & Alarm:**
628 -
629 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
630 -|(% style="background-color:#4F81BD;color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4F81BD;color:white; width:89px" %)**bit7**|(% style="background-color:#4F81BD;color:white; width:89px" %)**bit6**|(% style="background-color:#4F81BD;color:white; width:69px" %)**[bit5:bit2]**|(% style="background-color:#4F81BD;color:white; width:129px" %)**bit1**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**bit0**
631 -|(% style="width:88px" %)**Value**|(% style="width:96px" %)(((
632 -No ACK message
633 -)))|(% style="width:94px" %)Poll Message Flag|(% style="width:115px" %)Calculate Flag|(% style="width:136px" %)Alarm: 0: No Alarm; 1: Alarm|(% style="width:120px" %)TDC flag 0:No;1:Yes
634 -
635 -**MOD & PA4_status & PB15_status:**
636 -
637 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:240px" %)
638 -|(% style="background-color:#4F81BD;color:white; width:60px" %)**Size(bit)**|(% style="background-color:#4F81BD;color:white; width:60px" %)**bit7**|(% style="background-color:#4F81BD;color:white; width:60px" %)**bit6**|(% style="background-color:#4F81BD;color:white; width:60px" %)**[bit5:bit0]**
639 -|(% style="width:88px" %)**Value**|(% style="width:117px" %)PA4_status|(% style="width:117px" %)PB15_status|(% style="width:118px" %)MOD
640 -)))
641 -
642 -* (((
643 -Each data entry is 11 bytes and has the same structure as [[real time water flow status>>||anchor="H2.3.2A0WaterFlowValue2CUplinkFPORT3D2"]], to save airtime and battery, SW3L will send max bytes according to the current DR and Frequency bands.
644 -)))
645 -
646 -(((
647 -For example, in the US915 band, the max payload for different DR is:
648 -)))
649 -
650 -(((
651 -(% style="color:blue" %)**a) DR0:**(%%) max is 11 bytes so one entry of data
652 -)))
653 -
654 -(((
655 -(% style="color:blue" %)**b) DR1:**(%%) max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
656 -)))
657 -
658 -(((
659 -(% style="color:blue" %)**c) DR2:**(%%) total payload includes 11 entries of data
660 -)))
661 -
662 -(((
663 -(% style="color:blue" %)**d) DR3:**(%%) total payload includes 22 entries of data.
664 -)))
665 -
666 -(((
667 -If SW3L-NB doesn't have any data in the polling time. It will uplink 11 bytes of 0
668 -
669 669  
670 670  )))
671 671  
672 -(((
673 -(% style="color:#037691" %)**Downlink:**
674 -)))
675 -
676 -(((
677 -0x31 64 92 C5 AC 64 92 C7 8C 05
678 -)))
679 -
680 -[[image:image-20230626093440-2.png||height="160" width="890"]]
681 -
682 -
683 -(((
684 -(% style="color:#037691" %)**Uplink:**
685 -)))
686 -
687 -(((
688 -41 00 01 00 00 00 08 64 92 C5 E4 40 00 01 00 00 00 08 64 92 C6 06 49 41 01 00 00 00 00 64 92 C6 8B 49 81 01 00 00 00 00 64 92 C7 34 4A 01 01 00 00 00 2D 64 92 C7 7C
689 -
690 -
691 -)))
692 -
693 -(((
694 -(% style="color:#037691" %)**Parsed Value:**
695 -)))
696 -
697 -(((
698 -[TDC_flag, Alarm, Calculate Flag, PA4_status, PB15_status, MOD, Total pulse or Last Pulse,** **Water Flow Value, TIME]
699 -)))
700 -
701 -
702 -(((
703 -[YES,FALSE,0,L,L, 0,8, 0.0,2023-06-21 09:41:56],
704 -
705 -[NO,FALSE,0,L,L, 0,8, 0.0,2023-06-21 09:42:30],
706 -
707 -[YES,FALSE,2,L,H,1,0, 0.0,2023-06-21 09:44:43],
708 -
709 -[YES,FALSE,2,H,L,1,0, 0.0,2023-06-21 09:47:32],
710 -
711 -[NO,TRUE ,2, L,L,1,45,0.7,2023-06-21 09:48:44],
712 -
713 -
714 -)))
715 -
716 -[[image:image-20230626093703-3.png||height="156" width="894"]]
717 -
718 -
719 -
720 720  == 2.4 Test Uplink and Change Update Interval ==
721 721  
722 722  
... ... @@ -760,158 +760,6 @@
760 760  
761 761  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%) ~/~/ Trigger by rising edge
762 762  
763 -== 2.7 Alarm for continuously water flow ==
764 -
765 -
766 -(((
767 -This feature is to monitor and send Alarm for continuously water flow.
768 -)))
769 -
770 -(((
771 -Example case is for Toilet water monitoring, if some one push toilet button, the toilet will have water flow. If the toilet button has broken and can't returned to original state, the water flow will keep for hours or days which cause huge waste for water.
772 -)))
773 -
774 -(((
775 -To monitor this faulty and send alarm, there are two settings:
776 -)))
777 -
778 -* (((
779 -(% style="color:blue" %)**Stop Duration: Unit: Second**
780 -)))
781 -
782 -(((
783 -Default: 15s, If SW3L-NB didn't see any water flow in 15s, SW3L-NB will consider stop of water flow event.
784 -)))
785 -
786 -* (((
787 -(% style="color:blue" %)**Alarm Timer: Units: Minute; Default 0 minutes (means Alarm disable)**
788 -)))
789 -
790 -(((
791 -**Example:** 3 minutes, if SW3L-NB detect a start of water flow event and didn't detect a stop event within Alarm timer, SW3L-NB will send an Alarm to indicate a water flow abnormal alarm.
792 -)))
793 -
794 -(((
795 -So for example, If we set stop duration=15s and Alarm Timer=3minutes. If the toilet water flow continuously for more than 3 minutes, Sensor will send an alarm (in Confirmed MODE) to platform.
796 -)))
797 -
798 -(((
799 -(% style="color:red" %)**Note:** **After this alarm is send, sensor will consider a stop of water flow and count for another new event. So if water flow waste last for 1 hour, Sensor will keep sending alarm every 3 minutes.**
800 -)))
801 -
802 -(((
803 -(% style="color:blue" %)**AT Command to configure:**
804 -)))
805 -
806 -* (((
807 -AT+PTRIG=15,3  ~-~-> Set Stop duration: 15s, Alarm Timer: 3 minutes.
808 -)))
809 -
810 -* (((
811 -AT+ PTRIG=15,0  ~-~-> Default Value, disable water waste Alarm.
812 -)))
813 -
814 -(((
815 -(% style="color:blue" %)**Downlink Command to configure:** 
816 -)))
817 -
818 -(((
819 -Command: **0xAA aa bb cc**
820 -)))
821 -
822 -(((
823 -AA: Command Type Code
824 -)))
825 -
826 -(((
827 -aa: Stop duration
828 -)))
829 -
830 -(((
831 -bb cc: Alarm Timer
832 -)))
833 -
834 -(((
835 -If user send 0xAA 0F 00 03: equal to AT+PTRIG=15,3
836 -)))
837 -
838 -
839 -== 2.8 Set the calculate flag ==
840 -
841 -
842 -Feature: Set the calculate flag
843 -
844 -(% style="color:blue" %)**AT Command: AT+CALCFLAG**
845 -
846 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:461px" %)
847 -|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 110px;background-color:#4F81BD;color:white" %)**Response**
848 -|(% style="width:158px" %)AT+CALCFLAG =1|(% style="width:192px" %)Set the calculate flag to 1.|(% style="width:109px" %)OK
849 -|(% style="width:158px" %)AT+CALCFLAG =2|(% style="width:192px" %)Set the calculate flag to 2.|(% style="width:109px" %)OK
850 -
851 -(% style="color:blue" %)**Downlink Command:**
852 -
853 -* **Example**: 0XA501  ~/~/  Same as AT+CALCFLAG =1
854 -
855 -== 2.9 Set count number ==
856 -
857 -
858 -Feature: Manually set the count number
859 -
860 -(% style="color:blue" %)**AT Command: AT+SETCNT**
861 -
862 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:479px" %)
863 -|=(% style="width: 160px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 223px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 96px;background-color:#4F81BD;color:white" %)**Response**
864 -|(% style="width:160px" %)AT+ SETCNT =0|(% style="width:221px" %)Set the count number to 0.|(% style="width:95px" %)OK
865 -|(% style="width:160px" %)AT+ SETCNT =100|(% style="width:221px" %)Set the count number to 100.|(% style="width:95px" %)OK
866 -
867 -(% style="color:blue" %)**Downlink Command:**
868 -
869 -* **Example**: 0xA6000001  ~/~/  Same as AT+ SETCNT =1
870 -
871 -* **Example**: 0xA6000064  ~/~/  Same as AT+ SETCNT =100
872 -
873 -== 2.10 Set Transmit Interval Time ==
874 -
875 -
876 -(((
877 -Feature: Change NB-IoT End Node Transmit Interval.
878 -)))
879 -
880 -(((
881 -(% style="color:blue" %)**AT Command: AT+TDC**
882 -)))
883 -
884 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
885 -|=(% style="width: 156px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 137px;background-color:#4F81BD;color:white" %)**Function**|=(% style="background-color:#4F81BD;color:white" %)**Response**
886 -|(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|(((
887 -30000
888 -OK
889 -the interval is 30000ms = 30s
890 -)))
891 -|(% style="width:156px" %)AT+TDC=60000|(% style="width:137px" %)Set Transmit Interval|(((
892 -OK
893 -Set transmit interval to 60000ms = 60 seconds
894 -)))
895 -
896 -(((
897 -(% style="color:blue" %)**Downlink Command: 0x01**
898 -)))
899 -
900 -(((
901 -Format: Command Code (0x01) followed by 3 bytes time value.
902 -)))
903 -
904 -(((
905 -If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
906 -)))
907 -
908 -* (((
909 -Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
910 -)))
911 -* (((
912 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
913 -)))
914 -
915 915  = 3. Configure SW3L-NB =
916 916  
917 917  == 3.1 Configure Methods ==
... ... @@ -1038,9 +1038,48 @@
1038 1038  [[See BC660K-GL AT Command set>>url:https://www.dropbox.com/sh/5f6ssda5fum8rvs/AABT68l8ZzWOvZ5eg2qwOoFda?dl=0]]
1039 1039  
1040 1040  
1041 -= 7. Order Info =
637 +== 6.2 Can I use SW3L-NB in condensation environment? ==
1042 1042  
1043 1043  
640 +SW3L-NB is not suitable to be used in condensation environment. Condensation on the SW3L-NB probe will affect the reading and always got 0.
641 +
642 +
643 += 7. Trouble Shooting =
644 +
645 +== 7.1 Why does the sensor reading show 0 or "No sensor" ==
646 +
647 +
648 +~1. The measurement object is very close to the sensor, but in the blind spot of the sensor.
649 +
650 +2. Sensor wiring is disconnected
651 +
652 +3. Not using the correct decoder
653 +
654 +
655 +== 7.2 Abnormal readings The gap between multiple readings is too large or the gap between the readings and the actual value is too large ==
656 +
657 +
658 +1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.)
659 +
660 +2) Does it change with temperature, temperature will affect its measurement
661 +
662 +3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode.
663 +
664 +downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1**
665 +
666 +4) After entering the debug mode, it will send 20 pieces of data at a time, and you can send its uplink to us for analysis
667 +
668 +[[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-20230113135125-2.png?width=1057&height=136&rev=1.1||alt="image-20230113135125-2.png"]]
669 +
670 +
671 +Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data.
672 +
673 +Please send the data to us for check.
674 +
675 +
676 += 8. Order Info =
677 +
678 +
1044 1044  Part Number: (% style="color:blue" %)**SW3L-NB-XX-YY**
1045 1045  
1046 1046  (% style="color:red" %)**XX**(%%):
... ... @@ -1082,7 +1082,7 @@
1082 1082  
1083 1083  )))
1084 1084  
1085 -= 8. ​Packing Info =
720 += 9. ​Packing Info =
1086 1086  
1087 1087  
1088 1088  (% style="color:#037691" %)**Package Includes**:
... ... @@ -1101,7 +1101,7 @@
1101 1101  
1102 1102  * Weight / pcs : 180g
1103 1103  
1104 -= 9. Support =
739 += 10. Support =
1105 1105  
1106 1106  
1107 1107  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.