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edited by Xiaoling
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edited by Xiaoling
on 2022/05/24 09:33
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... ... @@ -4,8 +4,13 @@
4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 +**Table of Contents:**
7 7  
9 +{{toc/}}
8 8  
11 +
12 +
13 +
9 9  = 1.Introduction =
10 10  
11 11  == 1.1 What is LT Series I/O Controller ==
... ... @@ -385,99 +385,77 @@
385 385  
386 386  **LT22222-L**: This mode the DI1 is used as a counting pin.
387 387  
388 -(% border="1" style="background-color:#f7faff" %)
389 -|(% style="width:93px" %)Size(bytes)|(% style="width:112px" %)2|(% style="width:105px" %)2|(% style="width:449px" %)2|2|1|1|1
390 -|(% style="width:93px" %)Value|(% style="width:112px" %)AVI1 voltage|(% style="width:105px" %)AVI2 voltage|(% style="width:449px" %)ACI1 Current| | | |
391 -|(% style="width:93px" %)Value|(% style="width:112px" %)(((
392 -AVI1 voltage
393 -)))|(% style="width:105px" %)(((
394 -AVI2 voltage
395 -)))|(% style="width:449px" %)(((
396 -ACI1 Current
397 -)))|COUNT1|DIDORO*|(((
398 -Reserve
393 +[[image:image-20220523182334-9.png]]
399 399  
400 -
401 -)))|MOD
395 +(((
396 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
397 +)))
402 402  
403 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
404 -
405 -(% border="1" style="background-color:#f7faff" %)
406 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
407 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
408 -
409 409  * RO is for relay. ROx=1 : close，ROx=0 always open.
410 410  * FIRST: Indicate this is the first packet after join network.
411 411  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
412 412  
413 -Note: DO3 is not valid for LT-22222-L.
403 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
414 414  
405 +**To use this mode, please run:**
415 415  
416 -To use this mode, please run:
407 +(% class="box infomessage" %)
408 +(((
409 +**AT+MOD=5**
410 +)))
417 417  
418 -AT+MOD=5
412 +(% class="box infomessage" %)
413 +(((
414 +**ATZ**
415 +)))
419 419  
420 -ATZ
421 -
422 -
423 423  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
424 424  
419 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
425 425  
421 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
426 426  
427 -
428 -
429 -1.
430 -11.
431 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
432 -
433 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
434 -
435 435  For example, if user has configured below commands:
436 436  
437 -* AT+MOD=1   à The normal working mode
438 -* AT+ADDMOD6=1    à Enable trigger
425 +* **AT+MOD=1 ** **~-~->** The normal working mode
426 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
439 439  
440 440  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
441 441  
442 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN **unconfirmed** data type
443 -1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN **CONFIRMED data type.**
430 +1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
431 +1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
444 444  
445 445  **AT Command to set Trigger Condition**:
446 446  
447 -**Trigger base on voltage**:
435 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
448 448  
449 449  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
450 450  
451 -Example:
439 +**Example:**
452 452  
453 453  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
454 454  
455 455  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
456 456  
445 +(% style="color:#4f81bd" %)**Trigger base on current**:
457 457  
458 -**Trigger base on current**:
459 -
460 460  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
461 461  
462 -Example:
449 +**Example:**
463 463  
464 464  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
465 465  
453 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
466 466  
467 -**Trigger base on DI status**:
468 -
469 469  DI status trigger Flag.
470 470  
471 471  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
472 472  
473 -Example:
459 +**Example:**
474 474  
475 475  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
476 476  
477 477  
478 -
479 -
480 -
481 481  **Downlink Command to set Trigger Condition**
482 482  
483 483  Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
... ... @@ -496,9 +496,8 @@
496 496  
497 497   Yy4 yy4: AC2 or AV2 high limit.
498 498  
482 +**Example1**: AA 00 13 88 00 00 00 00 00 00
499 499  
500 -Example1: AA 00 13 88 00 00 00 00 00 00
501 -
502 502  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
503 503  
504 504  Example2: AA 02 01 00
... ... @@ -505,134 +505,41 @@
505 505  
506 506  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
507 507  
490 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
508 508  
509 -
510 -
511 -**Trigger Settings Payload Explanation:**
512 -
513 513  MOD6 Payload : total 11 bytes payload
514 514  
515 -(% border="1" style="background-color:#f7faff" %)
516 -|Size(bytes)|1|1|1|6|1|1
517 -|Value|(((
518 -TRI_A
494 +[[image:image-20220524085923-1.png]]
519 519  
520 -FLAG
521 -)))|(((
522 -TRI_A
496 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
523 523  
524 -Status
525 -)))|(((
526 -TRI_DI
498 +[[image:image-20220524090106-2.png]]
527 527  
528 -FLAG+STA
529 -)))|Reserve|Enable/Disable MOD6|(((
530 -MOD
531 -
532 -(6)
533 -)))
534 -
535 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
536 -
537 -(% border="1" style="background-color:#f7faff" %)
538 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
539 -|(((
540 -AV1_
541 -
542 -LOW
543 -)))|(((
544 -AV1_
545 -
546 -HIGH
547 -)))|(((
548 -AV2_
549 -
550 -LOW
551 -)))|(((
552 -AV2_
553 -
554 -HIGH
555 -)))|(((
556 -AC1_
557 -
558 -LOW
559 -)))|(((
560 -AC1_
561 -
562 -HIGH
563 -)))|(((
564 -AC2_
565 -
566 -LOW
567 -)))|(((
568 -AC2_
569 -
570 -HIGH
571 -)))
572 -
573 573  * Each bits shows if the corresponding trigger has been configured.
574 574  
575 -Example:
502 +**Example:**
576 576  
577 577  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
578 578  
579 579  
580 -**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
507 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
581 581  
582 -(% border="1" style="background-color:#f7faff" %)
583 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
584 -|(((
585 -AV1_
509 +[[image:image-20220524090249-3.png]]
586 586  
587 -LOW
588 -)))|(((
589 -AV1_
590 -
591 -HIGH
592 -)))|(((
593 -AV2_
594 -
595 -LOW
596 -)))|(((
597 -AV2_
598 -
599 -HIGH
600 -)))|(((
601 -AC1_
602 -
603 -LOW
604 -)))|(((
605 -AC1_
606 -
607 -HIGH
608 -)))|(((
609 -AC2_
610 -
611 -LOW
612 -)))|(((
613 -AC2_
614 -
615 -HIGH
616 -)))
617 -
618 618  * Each bits shows which status has been trigger on this uplink.
619 619  
620 -Example:
513 +**Example:**
621 621  
622 622  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
623 623  
624 624  
518 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
625 625  
520 +[[image:image-20220524090456-4.png]]
626 626  
627 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
628 -
629 -(% border="1" style="background-color:#f7faff" %)
630 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
631 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
632 -
633 633  * Each bits shows which status has been trigger on this uplink.
634 634  
635 -Example:
524 +**Example:**
636 636  
637 637  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
638 638  
... ... @@ -639,117 +639,117 @@
639 639  00000101: Means both DI1 and DI2 trigger are enabled.
640 640  
641 641  
642 -**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
531 +(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
643 643  
644 -
645 645  Downlink command to poll MOD6 status:
646 646  
647 -AB 06
535 +**AB 06**
648 648  
649 649  When device got this command, it will send the MOD6 payload.
650 650  
539 +=== 3.3.7 Payload Decoder ===
651 651  
652 -1.
653 -11.
654 -111. Payload Decoder
655 -
541 +(((
656 656  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
543 +)))
657 657  
545 +== 3.4 ​Configure LT via AT or Downlink ==
658 658  
547 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
659 659  
660 -
661 -
662 -
663 -
664 -1.
665 -11. ​Configure LT via AT or Downlink
666 -
667 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
668 -
549 +(((
669 669  There are two kinds of Commands:
551 +)))
670 670  
671 -* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
553 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
672 672  
673 -* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
555 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
674 674  
675 -1.
676 -11.
677 -111. Common Commands:
557 +=== 3.4.1 Common Commands ===
678 678  
679 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
559 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
680 680  
561 +=== 3.4.2 Sensor related commands ===
681 681  
682 -1.
683 -11.
684 -111. Sensor related commands:
563 +==== 3.4.2.1 Set Transmit Interval ====
685 685  
686 -==== Set Transmit Interval ====
687 -
688 688  Set device uplink interval.
689 689  
690 690  * AT Command:
691 691  
692 -AT+TDC=N
569 +(% class="box infomessage" %)
570 +(((
571 +**AT+TDC=N **
572 +)))
693 693  
694 -Example: AT+TDC=30000. Means set interval to 30 seconds
574 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
695 695  
696 -
697 697  * Downlink Payload (prefix 0x01):
698 698  
699 -0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
578 +(% class="box infomessage" %)
579 +(((
580 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
581 +)))
700 700  
583 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
701 701  
702 -==== Set Work Mode (AT+MOD) ====
703 -
704 704  Set work mode.
705 705  
706 706  * AT Command:
707 707  
708 -AT+MOD=N 
589 +(% class="box infomessage" %)
590 +(((
591 +**AT+MOD=N  **
592 +)))
709 709  
710 -Example: AT+MOD=2. Set work mode to Double DI counting mode
594 +**Example**: AT+MOD=2. Set work mode to Double DI counting mode
711 711  
712 -
713 713  * Downlink Payload (prefix 0x0A):
714 714  
715 -0x0A aa     ~/~/ Same as AT+MOD=aa
598 +(% class="box infomessage" %)
599 +(((
600 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
601 +)))
716 716  
603 +==== 3.4.2.3 Poll an uplink ====
717 717  
718 -
719 -==== Poll an uplink ====
720 -
721 721  * AT Command:
722 722  
723 723  There is no AT Command to poll uplink
724 724  
725 -
726 726  * Downlink Payload (prefix 0x08):
727 727  
728 -0x08 FF     ~/~/ Poll an uplink,
611 +(% class="box infomessage" %)
612 +(((
613 +**0x08 FF     ~/~/ Poll an uplink,**
614 +)))
729 729  
730 -Example: 0x08FF, ask device to send an Uplink
616 +**Example**: 0x08FF, ask device to send an Uplink
731 731  
618 +==== 3.4.2.4 Enable Trigger Mode ====
732 732  
733 -==== Enable Trigger Mode ====
620 +Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
734 734  
735 -Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
736 -
737 737  * AT Command:
738 738  
739 -AT+ADDMOD6=1 or 0
624 +(% class="box infomessage" %)
625 +(((
626 +**AT+ADDMOD6=1 or 0**
627 +)))
740 740  
741 741  1: Enable Trigger Mode
742 742  
743 743  0: Disable Trigger Mode
744 744  
745 -
746 746  * Downlink Payload (prefix 0x0A 06):
747 747  
748 -0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
635 +(% class="box infomessage" %)
636 +(((
637 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
638 +)))
749 749  
640 +==== 3.4.2.5 Poll trigger settings ====
750 750  
751 -==== Poll trigger settings ====
752 -
753 753  Poll trigger settings,
754 754  
755 755  * AT Command:
... ... @@ -756,186 +756,206 @@
756 756  
757 757  There is no AT Command for this feature.
758 758  
759 -
760 760  * Downlink Payload (prefix 0x AB 06):
761 761  
762 -0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
650 +(% class="box infomessage" %)
651 +(((
652 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
653 +)))
763 763  
655 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
764 764  
765 -==== Enable / Disable DI1/DI2/DI3 as trigger ====
766 -
767 767  Enable Disable DI1/DI2/DI2 as trigger,
768 768  
769 769  * AT Command:
770 770  
771 -Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
661 +(% class="box infomessage" %)
662 +(((
663 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
664 +)))
772 772  
773 -Example:
666 +**Example:**
774 774  
775 775  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
776 776  
777 -
778 -
779 779  * Downlink Payload (prefix 0xAA 02):
780 780  
781 -0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
672 +(% class="box infomessage" %)
673 +(((
674 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
675 +)))
782 782  
677 +==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
783 783  
784 -
785 -==== Trigger1 – Set DI1 or DI3 as trigger ====
786 -
787 787  Set DI1 or DI3(for LT-33222-L) trigger.
788 788  
789 789  * AT Command:
790 790  
791 -AT+TRIG1=a,b
683 +(% class="box infomessage" %)
684 +(((
685 +**AT+TRIG1=a,b**
686 +)))
792 792  
793 793  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
794 794  
795 795  b : delay timing.
796 796  
797 -Example:
692 +**Example:**
798 798  
799 799  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
800 800  
801 -
802 802  * Downlink Payload (prefix 0x09 01 ):
803 803  
804 -0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
698 +(% class="box infomessage" %)
699 +(((
700 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
701 +)))
805 805  
703 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
806 806  
807 -==== Trigger2 – Set DI2 as trigger ====
808 -
809 809  Set DI2 trigger.
810 810  
811 811  * AT Command:
812 812  
813 -AT+TRIG2=a,b
709 +(% class="box infomessage" %)
710 +(((
711 +**AT+TRIG2=a,b**
712 +)))
814 814  
815 815  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
816 816  
817 817  b : delay timing.
818 818  
819 -Example:
718 +**Example:**
820 820  
821 821  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
822 822  
823 -
824 824  * Downlink Payload (prefix 0x09 02 ):
825 825  
826 -0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
724 +(% class="box infomessage" %)
725 +(((
726 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
727 +)))
827 827  
729 +==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
828 828  
829 -==== Trigger – Set AC (current) as trigger ====
731 +Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
830 830  
831 -Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
832 -
833 833  * AT Command:
834 834  
835 -AT+ACLIM. See [[trigger mode>>path:#MOD6]]
735 +(% class="box infomessage" %)
736 +(((
737 +**AT+ACLIM. **
738 +)))
836 836  
837 -
838 838  * Downlink Payload (prefix 0xAA 01 ):
839 839  
840 -0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
742 +(% class="box infomessage" %)
743 +(((
744 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
745 +)))
841 841  
747 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
842 842  
843 -==== Trigger – Set AV (voltage) as trigger ====
749 +Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
844 844  
845 -Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
846 -
847 847  * AT Command:
848 848  
849 -AT+AVLIM. See [[trigger mode>>path:#MOD6]]
753 +(% class="box infomessage" %)
754 +(((
755 +**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
756 +)))
850 850  
851 -
852 852  * Downlink Payload (prefix 0xAA 00 ):
853 853  
854 -0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
760 +(% class="box infomessage" %)
761 +(((
762 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
763 +)))
855 855  
856 -==== Trigger – Set minimum interval ====
765 +==== 3.4.2.11 Trigger – Set minimum interval ====
857 857  
858 858  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
859 859  
860 860  * AT Command:
861 861  
862 -AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
771 +(% class="box infomessage" %)
772 +(((
773 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
774 +)))
863 863  
864 -
865 865  * Downlink Payload (prefix 0xAC ):
866 866  
867 -0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
778 +(% class="box infomessage" %)
779 +(((
780 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
781 +)))
868 868  
783 +==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
869 869  
870 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
871 -
872 872  * AT Command:
873 873  
874 874  There is no AT Command to control Digital Output
875 875  
876 -
877 877  * Downlink Payload (prefix 0x02):
878 878  
879 -0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
791 +(% class="box infomessage" %)
792 +(((
793 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
794 +)))
880 880  
796 +(((
881 881  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
798 +)))
882 882  
800 +(((
883 883  01: Low,  00: High ,  11: No action
802 +)))
884 884  
885 -(% border="1" style="background-color:#f7faff" %)
886 -|Downlink Code|DO1|DO2|DO3
887 -|02  01  00  11|Low|High|No Action
888 -|02  00  11  01|High|No Action|Low
889 -|02  11  01  00|No Action|Low|High
804 +[[image:image-20220524092754-5.png]]
890 890  
891 -Note: For LT-22222-L, there is no DO3, the last byte can use any value.
806 +(((
807 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
808 +)))
892 892  
893 -Device will upload a packet if downlink code executes successfully.
810 +(((
811 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
812 +)))
894 894  
895 895  
815 +==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
896 896  
897 -
898 -
899 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
900 -
901 901  * AT Command:
902 902  
903 903  There is no AT Command to control Digital Output
904 904  
905 -
906 906  * Downlink Payload (prefix 0xA9):
907 907  
908 -0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
823 +(% class="box infomessage" %)
824 +(((
825 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
826 +)))
909 909  
910 910  This is to control the digital output time of DO pin. Include four bytes:
911 911  
912 -**First Byte:** Type code (0xA9)
830 +(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
913 913  
914 -**Second Byte**: Inverter Mode
832 +(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
915 915  
916 916  01: DO pins will change back to original state after timeout.
917 917  
918 918  00: DO pins will change to an inverter state after timeout 
919 919  
838 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
920 920  
921 -**Third Byte**: Control Method and Ports status:
840 +[[image:image-20220524093238-6.png]]
922 922  
923 -(% border="1" style="background-color:#f7faff" %)
924 -|Second Byte|Status
925 -|0x01|DO1 set to low
926 -|0x00|DO1 set to high
927 -|0x11|DO1 NO Action
842 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
928 928  
929 -**Fourth Byte**: Control Method and Ports status:
844 +[[image:image-20220524093328-7.png]]
930 930  
931 -(% border="1" style="background-color:#f7faff" %)
932 -|Second Byte|Status
933 -|0x01|DO2 set to low
934 -|0x00|DO2 set to high
935 -|0x11|DO2 NO Action
846 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
936 936  
937 -**Fifth Byte**: Control Method and Ports status:
938 -
939 939  (% border="1" style="background-color:#f7faff" %)
940 940  |Second Byte|Status
941 941  |0x01|DO3 set to low
... ... @@ -942,7 +942,7 @@
942 942  |0x00|DO3 set to high
943 943  |0x11|DO3 NO Action
944 944  
945 -**Sixth and Seventh Byte**:
854 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
946 946  
947 947   Latching time. Unit: ms
948 948  
... ... @@ -1139,7 +1139,7 @@
1139 1139  
1140 1140  
1141 1141  
1142 -1.
1051 +1.
1143 1143  11. Integrate with Mydevice
1144 1144  
1145 1145  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
... ... @@ -1197,7 +1197,7 @@
1197 1197  
1198 1198  
1199 1199  1.
1200 -11.
1109 +11.
1201 1201  111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1202 1202  
1203 1203  The DI port of LT-22222-L can support NPN or PNP output sensor.
... ... @@ -1251,8 +1251,8 @@
1251 1251  If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1252 1252  
1253 1253  
1254 -1.
1255 -11.
1163 +1.
1164 +11.
1256 1256  111. Digital Output Port: DO1/DO2 /DO3
1257 1257  
1258 1258  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1263,7 +1263,7 @@
1263 1263  
1264 1264  
1265 1265  1.
1266 -11.
1175 +11.
1267 1267  111. Analog Input Interface
1268 1268  
1269 1269  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
... ... @@ -1296,7 +1296,7 @@
1296 1296  
1297 1297  
1298 1298  1.
1299 -11.
1208 +11.
1300 1300  111. Relay Output
1301 1301  
1302 1302  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
... ... @@ -1456,7 +1456,7 @@
1456 1456  
1457 1457  
1458 1458  
1459 -1.
1368 +1.
1460 1460  11. Common AT Command Sequence
1461 1461  111. Multi-channel ABP mode (Use with SX1301/LG308)
1462 1462  
... ... @@ -1479,8 +1479,8 @@
1479 1479  
1480 1480  ATZ
1481 1481  
1482 -1.
1483 -11.
1391 +1.
1392 +11.
1484 1484  111. Single-channel ABP mode (Use with LG01/LG02)
1485 1485  
1486 1486  123456   Enter Password to have AT access.
... ... @@ -1520,7 +1520,7 @@
1520 1520  
1521 1521  
1522 1522  1.
1523 -11.
1432 +11.
1524 1524  111. Change to Class A
1525 1525  
1526 1526  If sensor JOINED
... ... @@ -1535,7 +1535,7 @@
1535 1535  
1536 1536  1. FAQ
1537 1537  
1538 -1.
1447 +1.
1539 1539  11. How to upgrade the image?
1540 1540  
1541 1541  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1594,7 +1594,7 @@
1594 1594  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1595 1595  
1596 1596  
1597 -1.
1506 +1.
1598 1598  11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1599 1599  
1600 1600  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
... ... @@ -1653,7 +1653,7 @@
1653 1653  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1654 1654  
1655 1655  
1656 -1.
1565 +1.
1657 1657  11. Have trouble to upload image.
1658 1658  
1659 1659  See this link for trouble shooting:
... ... @@ -1661,7 +1661,7 @@
1661 1661  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1662 1662  
1663 1663  
1664 -1.
1573 +1.
1665 1665  11. Why I can’t join TTN in US915 /AU915 bands?
1666 1666  
1667 1667  It might be about the channels mapping. Please see this link for detail:
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