<
From version < 58.2 >
edited by Xiaoling
on 2022/06/06 11:09
To version < 58.31 >
edited by Xiaoling
on 2022/06/06 11:44
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -103,7 +103,6 @@
103 103  * Support Modbus protocol
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 -
107 107  == 1.4 Applications ==
108 108  
109 109  * Smart Buildings & Home Automation
... ... @@ -113,7 +113,6 @@
113 113  * Smart Cities
114 114  * Smart Factory
115 115  
116 -
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -307,8 +307,6 @@
307 307  )))
308 308  )))
309 309  
310 -
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -327,8 +327,6 @@
327 327  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
328 328  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 -
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -509,14 +509,27 @@
509 509  
510 510  == 3.5 Configure RS485-BL via AT or Downlink ==
511 511  
506 +(((
512 512  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
508 +)))
513 513  
510 +(((
514 514  There are two kinds of Commands:
512 +)))
515 515  
516 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
514 +* (((
515 +(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
516 +)))
517 517  
518 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
518 +* (((
519 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
520 +)))
519 519  
522 +(((
523 +
524 +)))
525 +
526 +
520 520  === 3.5.1 Common Commands ===
521 521  
522 522  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -535,142 +535,282 @@
535 535  
536 536  
537 537  
545 +
538 538  ==== **RS485 Debug Command** ====
539 539  
548 +(((
540 540  This command is used to configure the RS485 devices; they won’t be used during sampling.
550 +)))
541 541  
542 -* **AT Command**
552 +* (((
553 +**AT Command**
554 +)))
543 543  
544 544  (% class="box infomessage" %)
545 545  (((
558 +(((
546 546  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
547 547  )))
561 +)))
548 548  
563 +(((
549 549  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
565 +)))
550 550  
551 -* **Downlink Payload**
567 +* (((
568 +**Downlink Payload**
569 +)))
552 552  
571 +(((
553 553  Format: A8 MM NN XX XX XX XX YY
573 +)))
554 554  
575 +(((
555 555  Where:
577 +)))
556 556  
557 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
558 -* NN: The length of RS485 command
559 -* XX XX XX XX: RS485 command total NN bytes
560 -* YY: How many bytes will be uplink from the return of this RS485 command,
561 -** if YY=0, RS485-LN will execute the downlink command without uplink;
562 -** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
563 -** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
579 +* (((
580 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
581 +)))
582 +* (((
583 +NN: The length of RS485 command
584 +)))
585 +* (((
586 +XX XX XX XX: RS485 command total NN bytes
587 +)))
588 +* (((
589 +(((
590 +YY: How many bytes will be uplink from the return of this RS485 command,
591 +)))
564 564  
593 +* (((
594 +if YY=0, RS485-LN will execute the downlink command without uplink;
595 +)))
596 +* (((
597 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
598 +)))
599 +* (((
600 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
601 +)))
602 +)))
603 +
604 +(((
565 565  **Example 1** ~-~-> Configure without ask for uplink (YY=0)
606 +)))
566 566  
608 +(((
567 567  To connect a Modbus Alarm with below commands.
610 +)))
568 568  
569 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
612 +* (((
613 +The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
614 +)))
570 570  
571 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
616 +* (((
617 +The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
618 +)))
572 572  
620 +(((
573 573  So if user want to use downlink command to control to RS485 Alarm, he can use:
622 +)))
574 574  
624 +(((
575 575  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
626 +)))
576 576  
628 +(((
577 577  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
630 +)))
578 578  
632 +(((
579 579  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
634 +)))
580 580  
636 +(((
637 +
638 +)))
581 581  
640 +(((
582 582  **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
642 +)))
583 583  
644 +(((
584 584  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
646 +)))
585 585  
648 +(((
649 +
650 +)))
586 586  
652 +(((
587 587  RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:
654 +)))
588 588  
656 +(((
589 589   **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
658 +)))
590 590  
660 +(((
591 591   [[image:1654159460680-153.png]]
662 +)))
592 592  
593 593  
594 594  
666 +
595 595  ==== **Set Payload version** ====
596 596  
669 +(((
597 597  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
671 +)))
598 598  
599 -* **AT Command:**
673 +* (((
674 +**AT Command:**
675 +)))
600 600  
601 601  (% class="box infomessage" %)
602 602  (((
679 +(((
603 603  **AT+PAYVER: Set PAYVER field = 1**
604 604  )))
682 +)))
605 605  
606 -* **Downlink Payload:**
684 +* (((
685 +**Downlink Payload:**
686 +)))
607 607  
688 +(((
608 608  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
690 +)))
609 609  
692 +(((
610 610  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
694 +)))
611 611  
612 612  
613 613  
698 +
614 614  ==== **Set RS485 Sampling Commands** ====
615 615  
701 +(((
616 616  AT+COMMANDx or AT+DATACUTx
703 +)))
617 617  
705 +(((
618 618  These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
707 +)))
619 619  
709 +(((
710 +
711 +)))
620 620  
621 -* **AT Command:**
713 +* (((
714 +**AT Command:**
715 +)))
622 622  
623 623  (% class="box infomessage" %)
624 624  (((
719 +(((
625 625  **AT+COMMANDx: Configure RS485 read command to sensor.**
626 626  )))
722 +)))
627 627  
628 628  (% class="box infomessage" %)
629 629  (((
726 +(((
630 630  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
631 631  )))
729 +)))
632 632  
731 +(((
732 +
733 +)))
633 633  
634 -* **Downlink Payload:**
735 +* (((
736 +**Downlink Payload:**
737 +)))
635 635  
739 +(((
636 636  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
741 +)))
637 637  
743 +(((
638 638  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
745 +)))
639 639  
747 +(((
640 640  Format: AF MM NN LL XX XX XX XX YY
749 +)))
641 641  
751 +(((
642 642  Where:
753 +)))
643 643  
644 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
645 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
646 -* LL:  The length of AT+COMMAND or AT+DATACUT command
647 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
648 -* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
755 +* (((
756 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
757 +)))
758 +* (((
759 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
760 +)))
761 +* (((
762 +LL:  The length of AT+COMMAND or AT+DATACUT command
763 +)))
764 +* (((
765 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
766 +)))
767 +* (((
768 +YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
769 +)))
649 649  
771 +(((
650 650  **Example:**
773 +)))
651 651  
775 +(((
652 652  (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
777 +)))
653 653  
779 +(((
654 654  (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
781 +)))
655 655  
783 +(((
656 656  (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
785 +)))
657 657  
658 658  
659 659  
789 +
660 660  ==== **Fast command to handle MODBUS device** ====
661 661  
792 +(((
662 662  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
794 +)))
663 663  
796 +(((
664 664  This command is valid since v1.3 firmware version
798 +)))
665 665  
800 +(((
666 666  AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
802 +)))
667 667  
804 +(((
805 +
806 +)))
668 668  
808 +(((
669 669  **Example:**
810 +)))
670 670  
671 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
672 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
673 -* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
812 +* (((
813 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
814 +)))
815 +* (((
816 +AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
817 +)))
818 +* (((
819 +AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
820 +)))
674 674  
675 675  [[image:image-20220602165351-6.png]]
676 676  
... ... @@ -678,201 +678,376 @@
678 678  
679 679  
680 680  
828 +
681 681  ==== **RS485 command timeout** ====
682 682  
831 +(((
683 683  Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
833 +)))
684 684  
835 +(((
685 685  Default value: 0, range:  0 ~~ 65 seconds
837 +)))
686 686  
687 -* **AT Command:**
839 +* (((
840 +**AT Command:**
841 +)))
688 688  
689 689  (% class="box infomessage" %)
690 690  (((
845 +(((
691 691  **AT+CMDDLaa=hex(bb cc)*1000**
692 692  )))
848 +)))
693 693  
850 +(((
694 694  **Example:**
852 +)))
695 695  
854 +(((
696 696  **AT+CMDDL1=1000** to send the open time to 1000ms
856 +)))
697 697  
858 +(((
859 +
860 +)))
698 698  
699 -* **Downlink Payload:**
862 +* (((
863 +**Downlink Payload:**
864 +)))
700 700  
866 +(((
701 701  **0x AA aa bb cc**
868 +)))
702 702  
870 +(((
703 703  Same as: AT+CMDDLaa=hex(bb cc)*1000
872 +)))
704 704  
874 +(((
705 705   **Example:**
876 +)))
706 706  
878 +(((
707 707   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
880 +)))
708 708  
709 709  
710 710  
884 +
711 711  ==== **Uplink payload mode** ====
712 712  
887 +(((
713 713  Define to use one uplink or multiple uplinks for the sampling.
889 +)))
714 714  
891 +(((
715 715  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
893 +)))
716 716  
717 -* **AT Command:**
895 +* (((
896 +**AT Command:**
897 +)))
718 718  
719 719  (% class="box infomessage" %)
720 720  (((
901 +(((
721 721  **AT+DATAUP=0**
722 722  )))
904 +)))
723 723  
724 724  (% class="box infomessage" %)
725 725  (((
908 +(((
726 726  **AT+DATAUP=1**
727 727  )))
911 +)))
728 728  
913 +(((
914 +
915 +)))
729 729  
730 -* **Downlink Payload:**
917 +* (((
918 +**Downlink Payload:**
919 +)))
731 731  
921 +(((
732 732  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
923 +)))
733 733  
925 +(((
734 734  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
927 +)))
735 735  
736 736  
737 737  
931 +
738 738  ==== **Manually trigger an Uplink** ====
739 739  
934 +(((
740 740  Ask device to send an uplink immediately.
936 +)))
741 741  
742 -* **AT Command:**
938 +* (((
939 +**AT Command:**
940 +)))
743 743  
942 +(((
744 744  No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
944 +)))
745 745  
946 +(((
947 +
948 +)))
746 746  
747 -* **Downlink Payload:**
950 +* (((
951 +**Downlink Payload:**
952 +)))
748 748  
954 +(((
749 749  **0x08 FF**, RS485-LN will immediately send an uplink.
956 +)))
750 750  
751 751  
752 752  
960 +
753 753  ==== **Clear RS485 Command** ====
754 754  
963 +(((
755 755  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
965 +)))
756 756  
757 -* **AT Command:**
967 +* (((
968 +**AT Command:**
969 +)))
758 758  
971 +(((
759 759  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
973 +)))
760 760  
975 +(((
761 761  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
977 +)))
762 762  
979 +(((
763 763  Example screen shot after clear all RS485 commands. 
981 +)))
764 764  
983 +(((
984 +
985 +)))
765 765  
987 +(((
766 766  The uplink screen shot is:
989 +)))
767 767  
768 768  [[image:1654160691922-496.png]]
769 769  
770 770  
771 -* **Downlink Payload:**
994 +* (((
995 +**Downlink Payload:**
996 +)))
772 772  
998 +(((
773 773  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1000 +)))
774 774  
775 775  
776 776  
1004 +
777 777  ==== **Set Serial Communication Parameters** ====
778 778  
1007 +(((
779 779  Set the Rs485 serial communication parameters:
1009 +)))
780 780  
781 -* **AT Command:**
1011 +* (((
1012 +**AT Command:**
1013 +)))
782 782  
1015 +(((
783 783  Set Baud Rate:
1017 +)))
784 784  
785 785  (% class="box infomessage" %)
786 786  (((
1021 +(((
787 787  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
788 788  )))
1024 +)))
789 789  
1026 +(((
790 790  Set UART Parity
1028 +)))
791 791  
792 792  (% class="box infomessage" %)
793 793  (((
1032 +(((
794 794  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
795 795  )))
1035 +)))
796 796  
1037 +(((
797 797  Set STOPBIT
1039 +)))
798 798  
799 799  (% class="box infomessage" %)
800 800  (((
1043 +(((
801 801  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
802 802  )))
1046 +)))
803 803  
1048 +(((
1049 +
1050 +)))
804 804  
805 -* **Downlink Payload:**
1052 +* (((
1053 +**Downlink Payload:**
1054 +)))
806 806  
1056 +(((
807 807  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1058 +)))
808 808  
1060 +(((
809 809  **Example:**
1062 +)))
810 810  
811 -* A7 01 00 60   same as AT+BAUDR=9600
812 -* A7 01 04 80  same as AT+BAUDR=115200
1064 +* (((
1065 +A7 01 00 60   same as AT+BAUDR=9600
1066 +)))
1067 +* (((
1068 +A7 01 04 80  same as AT+BAUDR=115200
1069 +)))
813 813  
1071 +(((
814 814  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1073 +)))
815 815  
1075 +(((
816 816  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1077 +)))
817 817  
818 818  
1080 +
1081 +
819 819  == 3.6 Listening mode for RS485 network ==
820 820  
1084 +(((
821 821  This feature support since firmware v1.4
1086 +)))
822 822  
1088 +(((
823 823  RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
1090 +)))
824 824  
825 825  [[image:image-20220602171200-8.png||height="567" width="1007"]]
826 826  
1094 +(((
827 827  To enable the listening mode, use can run the command AT+RXMODE.
1096 +)))
828 828  
1098 +(((
1099 +
1100 +)))
829 829  
830 -(% border="1" style="background-color:#ffffcc; width:500px" %)
831 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
832 -|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
833 -|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
834 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
835 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
1102 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1103 +|=(% style="width: 161px;" %)(((
1104 +**Command example:**
1105 +)))|=(% style="width: 337px;" %)(((
1106 +**Function**
1107 +)))
1108 +|(% style="width:161px" %)(((
1109 +AT+RXMODE=1,10
1110 +)))|(% style="width:337px" %)(((
1111 +Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1112 +)))
1113 +|(% style="width:161px" %)(((
1114 +AT+RXMODE=2,500
1115 +)))|(% style="width:337px" %)(((
1116 +Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1117 +)))
1118 +|(% style="width:161px" %)(((
1119 +AT+RXMODE=0,0
1120 +)))|(% style="width:337px" %)(((
1121 +Disable listening mode. This is the default settings.
1122 +)))
1123 +|(% style="width:161px" %)(((
1124 +
1125 +)))|(% style="width:337px" %)(((
1126 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1127 +)))
836 836  
1129 +(((
837 837  **Downlink Command:**
1131 +)))
838 838  
1133 +(((
839 839  **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1135 +)))
840 840  
1137 +(((
1138 +
1139 +)))
841 841  
1141 +(((
842 842  **Example**:
1143 +)))
843 843  
1145 +(((
844 844  The RS485-LN is set to AT+RXMODE=2,1000
1147 +)))
845 845  
1149 +(((
846 846  There is a two Modbus commands in the RS485 network as below:
1151 +)))
847 847  
1153 +(((
848 848  The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1155 +)))
849 849  
1157 +(((
850 850  And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1159 +)))
851 851  
1161 +(((
852 852  RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1163 +)))
853 853  
1165 +(((
854 854  [[image:image-20220602171200-9.png]]
1167 +)))
855 855  
1169 +(((
1170 +
1171 +)))
856 856  
1173 +(((
857 857  (% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1175 +)))
858 858  
859 859  
860 860  == 3.7 Buttons ==
861 861  
862 862  
863 -(% border="1" style="background-color:#f7faff; width:500px" %)
864 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
865 -|**ACT**|(% style="width:1420px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
866 -|**RST**|(% style="width:1420px" %)Reboot RS485
867 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1181 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1182 +|=(% style="width: 30px;" %)**Button**|=(% style="width: 355px;" %)**Feature**
1183 +|=(% style="width: 30px;" %)**ACT**|(% style="width:355px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1184 +|=(% style="width: 30px;" %)**RST**|(% style="width:355px" %)Reboot RS485
1185 +|=(% style="width: 30px;" %)**PRO**|(% style="width:355px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
868 868  
1187 +
1188 +
869 869  == 3.8 LEDs ==
870 870  
871 -(% border="1" style="background-color:#f7faff; width:500px" %)
872 -|=**LEDs**|=**Feature**
873 -|**PWR**|Always on if there is power
874 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN** (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds**(%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1191 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:500px" %)
1192 +|=(% style="width: 30px;" %)**LEDs**|=(% style="width: 400px;" %)**Feature**
1193 +|(% style="width:30px" %)**PWR**|=(% style="width: 400px;" %)Always on if there is power
1194 +|(% style="width:30px" %)**SYS**|=(% style="width: 400px;" %)After device is powered on, the SYS will (% style="color:green" %)fast blink in GREEN (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)on GREEN for 5 seconds(%%). SYS will (% style="color:green" %)blink Blue(%%) on every upload and (% style="color:green" %)blink Green(%%) once receive a downlink message.
875 875  
1196 +
1197 +
876 876  = 4. Case Study =
877 877  
878 878  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
... ... @@ -882,19 +882,26 @@
882 882  
883 883  == 5.1 Access AT Command ==
884 884  
1207 +(((
885 885  RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1209 +)))
886 886  
887 887  [[image:1654162355560-817.png]]
888 888  
889 889  
1214 +(((
890 890  In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1216 +)))
891 891  
892 892  [[image:1654162368066-342.png]]
893 893  
894 894  
1221 +(((
895 895  More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1223 +)))
896 896  
897 897  
1226 +
898 898  == 5.2 Common AT Command Sequence ==
899 899  
900 900  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1049,7 +1049,6 @@
1049 1049  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1050 1050  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1051 1051  
1052 -
1053 1053  = 9.Packing Info =
1054 1054  
1055 1055  
... ... @@ -1066,7 +1066,6 @@
1066 1066  * Package Size / pcs : 14.5 x 8 x 5 cm
1067 1067  * Weight / pcs : 170g
1068 1068  
1069 -
1070 1070  = 10. FCC Caution for RS485LN-US915 =
1071 1071  
1072 1072  (((
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