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Summary

Details

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Content
... ... @@ -6,18 +6,12 @@
6 6  **RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
9 -
10 -
11 11  **Table of Contents:**
12 12  
13 -{{toc/}}
14 14  
15 15  
16 16  
17 17  
18 -
19 -
20 -
21 21  = 1.Introduction =
22 22  
23 23  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -24,33 +24,23 @@
24 24  
25 25  (((
26 26  (((
27 -(((
28 28  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
29 29  )))
30 -)))
31 31  
32 32  (((
33 -(((
34 34  RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
35 35  )))
36 -)))
37 37  
38 38  (((
39 -(((
40 40  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
41 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
47 -)))
48 48  
49 -(((
50 50  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
51 51  )))
52 52  )))
53 -)))
54 54  
55 55  [[image:1653267211009-519.png||height="419" width="724"]]
56 56  
... ... @@ -90,7 +90,7 @@
90 90  * Preamble detection.
91 91  * 127 dB Dynamic Range RSSI.
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
94 94  
95 95  == 1.3 Features ==
96 96  
... ... @@ -175,7 +175,7 @@
175 175  [[image:1653268227651-549.png||height="592" width="720"]]
176 176  
177 177  (((
178 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
162 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
179 179  )))
180 180  
181 181  (((
... ... @@ -227,7 +227,7 @@
227 227  
228 228  (((
229 229  (((
230 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
231 231  )))
232 232  
233 233  (((
... ... @@ -432,7 +432,6 @@
432 432  
433 433  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
434 434  
435 -
436 436  1. PAYVER: Defined by AT+PAYVER
437 437  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
438 438  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
... ... @@ -512,43 +512,50 @@
512 512  
513 513  There are two kinds of Commands:
514 514  
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]]
498 +* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
516 516  
517 517  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
518 518  
502 +
503 +
519 519  === 3.5.1 Common Commands ===
520 520  
521 521  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]]
522 522  
523 523  
524 -=== 3.5.2 Sensor related commands ===
509 +=== 3.5.2 Sensor related commands: ===
525 525  
526 -Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
511 +==== Choose Device Type (RS485 or TTL) ====
527 527  
528 -[[image:image-20220602163333-5.png||height="263" width="1160"]]
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
529 529  
530 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
515 +* AT Command
531 531  
517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
532 532  
533 -=== 3.5.3 Sensor related commands ===
519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
534 534  
535 535  
522 +* Downlink Payload
536 536  
537 -==== **RS485 Debug Command** ====
524 +**0A aa**     à same as AT+MOD=aa
538 538  
539 -This command is used to configure the RS485 devices; they won’t be used during sampling.
540 540  
541 -* **AT Command**
542 542  
543 -(% class="box infomessage" %)
544 -(((
545 -**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
546 -)))
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
547 547  
548 -m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
549 549  
550 -* **Downlink Payload**
532 +* AT Command
551 551  
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
535 +
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
537 +
538 +
539 +
540 +* Downlink Payload
541 +
552 552  Format: A8 MM NN XX XX XX XX YY
553 553  
554 554  Where:
... ... @@ -556,12 +556,9 @@
556 556  * MM: 1: add CRC-16/MODBUS ; 0: no CRC
557 557  * NN: The length of RS485 command
558 558  * XX XX XX XX: RS485 command total NN bytes
559 -* YY: How many bytes will be uplink from the return of this RS485 command,
560 -** if YY=0, RS485-LN will execute the downlink command without uplink;
561 -** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
562 -** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
549 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
563 563  
564 -**Example 1** ~-~-> Configure without ask for uplink (YY=0)
551 +**Example 1:**
565 565  
566 566  To connect a Modbus Alarm with below commands.
567 567  
... ... @@ -571,190 +571,184 @@
571 571  
572 572  So if user want to use downlink command to control to RS485 Alarm, he can use:
573 573  
574 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
575 575  
576 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
577 577  
578 578  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.
579 579  
580 580  
581 -**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
568 +**Example 2:**
582 582  
583 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
570 +Check TTL Sensor return:
584 584  
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
585 585  
586 -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:
587 587  
588 - **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
589 589  
590 - [[image:1654159460680-153.png]]
591 591  
577 +==== Set Payload version ====
592 592  
593 -
594 -==== **Set Payload version** ====
595 -
596 596  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.
597 597  
598 -* **AT Command:**
581 +* AT Command:
599 599  
600 -(% class="box infomessage" %)
601 -(((
602 -**AT+PAYVER: Set PAYVER field = 1**
603 -)))
583 +AT+PAYVER: Set PAYVER field = 1
604 604  
605 -* **Downlink Payload:**
606 606  
607 -**0xAE 01**  ~-~-> Set PAYVER field =  0x01
586 +* Downlink Payload:
608 608  
609 -**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
588 +0xAE 01   à Set PAYVER field =  0x01
610 610  
590 +0xAE 0F   à Set PAYVER field =  0x0F
611 611  
612 612  
613 -==== **Set RS485 Sampling Commands** ====
593 +==== Set RS485 Sampling Commands ====
614 614  
615 -AT+COMMANDx or AT+DATACUTx
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
616 616  
617 -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"]].
597 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
618 618  
619 619  
620 -* **AT Command:**
600 +* AT Command:
621 621  
622 -(% class="box infomessage" %)
623 -(((
624 -**AT+COMMANDx: Configure RS485 read command to sensor.**
625 -)))
602 +AT+COMMANDx: Configure RS485 read command to sensor.
626 626  
627 -(% class="box infomessage" %)
628 -(((
629 -**AT+DATACUTx: Configure how to handle return from RS485 devices.**
630 -)))
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
631 631  
606 +AT+SEARCHx: Configure search command
632 632  
633 -* **Downlink Payload:**
634 634  
635 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
609 +* Downlink Payload:
636 636  
637 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
638 638  
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
614 +
639 639  Format: AF MM NN LL XX XX XX XX YY
640 640  
641 641  Where:
642 642  
643 643  * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
644 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
645 -* LL:  The length of AT+COMMAND or AT+DATACUT command
620 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
621 +* LL: The length of AT+COMMAND or AT+DATACUT command
646 646  * XX XX XX XX: AT+COMMAND or AT+DATACUT command
647 -* 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.
623 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
648 648  
649 -**Example:**
625 +Example:
650 650  
651 -(% 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
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
652 652  
653 -(% 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**
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
654 654  
655 -(% 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**
631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
656 656  
657 657  
634 +0xAB downlink command can be used for set AT+SEARCHx
658 658  
659 -==== **Fast command to handle MODBUS device** ====
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
660 660  
638 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
639 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
640 +
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
642 +
643 +
644 +==== Fast command to handle MODBUS device ====
645 +
661 661  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]].
662 662  
663 663  This command is valid since v1.3 firmware version
664 664  
665 -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.
666 666  
651 +AT+MBFUN has only two value:
667 667  
668 -**Example:**
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
669 669  
670 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
671 -* 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.
672 -* 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.
655 +AT+MBFUN=1, device 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.
673 673  
674 -[[image:image-20220602165351-6.png]]
657 +* AT+MBFUN=0: Disable Modbus fast reading.
675 675  
676 -[[image:image-20220602165351-7.png]]
659 +Example:
677 677  
661 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
662 +* 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.
663 +* 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.
678 678  
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
679 679  
680 -==== **RS485 command timeout** ====
681 681  
682 -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.
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
683 683  
684 -Default value: 0, range:  0 ~~ 65 seconds
685 685  
686 -* **AT Command:**
671 +* Downlink Commands:
687 687  
688 -(% class="box infomessage" %)
689 -(((
690 -**AT+CMDDLaa=hex(bb cc)*1000**
691 -)))
673 +A9 aa -à Same as AT+MBFUN=aa
692 692  
693 -**Example:**
694 694  
695 -**AT+CMDDL1=1000** to send the open time to 1000ms
676 +==== RS485 command timeout ====
696 696  
678 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
697 697  
698 -* **Downlink Payload:**
680 +Default value: 0, range:  0 ~~ 5 seconds
699 699  
700 -**0x AA aa bb cc**
701 701  
702 -Same as: AT+CMDDLaa=hex(bb cc)*1000
683 +* AT Command:
703 703  
704 - **Example:**
685 +AT+CMDDLaa=hex(bb cc)
705 705  
706 - 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
687 +Example:
707 707  
689 +**AT+CMDDL1=1000** to send the open time to 1000ms
708 708  
709 709  
710 -==== **Uplink payload mode** ====
692 +* Downlink Payload:
711 711  
712 -Define to use one uplink or multiple uplinks for the sampling.
694 +0x AA aa bb cc
713 713  
714 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
696 +Same as: AT+CMDDLaa=hex(bb cc)
715 715  
716 -* **AT Command:**
698 + Example:
717 717  
718 -(% class="box infomessage" %)
719 -(((
720 -**AT+DATAUP=0**
721 -)))
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
722 722  
723 -(% class="box infomessage" %)
724 -(((
725 -**AT+DATAUP=1**
726 -)))
727 727  
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
728 728  
729 -* **Downlink Payload:**
705 +Define to use one uplink or multiple uplinks for the sampling.
730 730  
731 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
707 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
732 732  
733 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
709 +* AT Command:
734 734  
711 +AT+DATAUP=0
735 735  
713 +AT+DATAUP=1
736 736  
737 -==== **Manually trigger an Uplink** ====
738 738  
739 -Ask device to send an uplink immediately.
716 +* Downlink Payload:
740 740  
741 -* **AT Command:**
718 +0xAD 00   à Same as AT+DATAUP=0
742 742  
743 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
720 +0xAD 01   à Same as AT+DATAUP=1
744 744  
745 745  
746 -* **Downlink Payload:**
723 +==== Manually trigger an Uplink ====
747 747  
748 -**0x08 FF**, RS485-LN will immediately send an uplink.
725 +Ask device to send an uplink immediately.
749 749  
727 +* Downlink Payload:
750 750  
729 +0x08 FF, RS485-BL will immediately send an uplink.
751 751  
752 -==== **Clear RS485 Command** ====
753 753  
732 +==== Clear RS485 Command ====
733 +
754 754  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
755 755  
756 -* **AT Command:**
757 757  
737 +* AT Command:
738 +
758 758  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
759 759  
760 760  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
... ... @@ -762,50 +762,43 @@
762 762  Example screen shot after clear all RS485 commands. 
763 763  
764 764  
746 +
765 765  The uplink screen shot is:
766 766  
767 -[[image:1654160691922-496.png]]
749 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
768 768  
769 769  
770 -* **Downlink Payload:**
752 +* Downlink Payload:
771 771  
772 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
773 773  
774 774  
757 +==== Set Serial Communication Parameters ====
775 775  
776 -==== **Set Serial Communication Parameters** ====
777 -
778 778  Set the Rs485 serial communication parameters:
779 779  
780 -* **AT Command:**
761 +* AT Command:
781 781  
782 782  Set Baud Rate:
783 783  
784 -(% class="box infomessage" %)
785 -(((
786 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
787 -)))
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
788 788  
789 -Set UART Parity
790 790  
791 -(% class="box infomessage" %)
792 -(((
793 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
794 -)))
768 +Set UART parity
795 795  
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
771 +
772 +
796 796  Set STOPBIT
797 797  
798 -(% class="box infomessage" %)
799 -(((
800 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
801 -)))
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
802 802  
803 803  
804 -* **Downlink Payload:**
778 +* Downlink Payload:
805 805  
806 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
807 807  
808 -**Example:**
782 +Example:
809 809  
810 810  * A7 01 00 60   same as AT+BAUDR=9600
811 811  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -815,317 +815,287 @@
815 815  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
816 816  
817 817  
818 -== 3.6 Listening mode for RS485 network ==
792 +==== Control output power duration ====
819 819  
820 -This feature support since firmware v1.4
794 +User can set the output power duration before each sampling.
821 821  
822 -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.
796 +* AT Command:
823 823  
824 -[[image:image-20220602171200-8.png||height="567" width="1007"]]
798 +Example:
825 825  
826 -To enable the listening mode, use can run the command AT+RXMODE.
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
827 827  
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
828 828  
829 -(% border="1" style="background-color:#ffffcc; width:500px" %)
830 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
831 -|(% 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.
832 -|(% 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
833 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
834 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
835 835  
836 -**Downlink Command:**
805 +* LoRaWAN Downlink Command:
837 837  
838 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
839 839  
809 +07 02 aa bb  Same as AT+3V3T=(aa bb)
840 840  
841 -**Example**:
842 842  
843 -The RS485-LN is set to AT+RXMODE=2,1000
844 844  
845 -There is a two Modbus commands in the RS485 network as below:
846 846  
847 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
814 +1.
815 +11. Buttons
848 848  
849 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
850 850  
851 -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
820 +1.
821 +11. +3V3 Output
852 852  
853 -[[image:image-20220602171200-9.png]]
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
854 854  
825 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
855 855  
856 -(% 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.
857 857  
828 +The +3V3 output time can be controlled by AT Command.
858 858  
859 -== 3.7 Buttons ==
830 +**AT+3V3T=1000**
860 860  
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
861 861  
862 -(% border="1" style="background-color:#f7faff; width:500px" %)
863 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
864 -|**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**
865 -|**RST**|(% style="width:1420px" %)Reboot RS485
866 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
867 867  
835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
868 868  
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.
838 +1.
839 +11. +5V Output
875 875  
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
876 876  
877 -= 4. Case Study =
843 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
878 878  
879 -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]]
880 880  
846 +The 5V output time can be controlled by AT Command.
881 881  
882 -= 5. Use AT Command =
848 +**AT+5VT=1000**
883 883  
884 -== 5.1 Access AT Command ==
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
885 885  
886 -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.
887 887  
888 -[[image:1654162355560-817.png]]
853 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
889 889  
890 890  
891 -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:
892 892  
893 -[[image:1654162368066-342.png]]
894 894  
858 +1.
859 +11. LEDs
895 895  
896 -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/]]
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
897 897  
864 +1.
865 +11. Switch Jumper
898 898  
899 -== 5.2 Common AT Command Sequence ==
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
900 900  
901 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
902 -
903 -If device has not joined network yet:
904 -
905 -(% class="box infomessage" %)
906 -(((
907 -**AT+FDR**
871 +Flash position: Configure device, check running status.
908 908  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
909 909  
910 -(% class="box infomessage" %)
911 -(((
912 -**AT+NJM=0**
876 +3.3v position: set to compatible with 3.3v I/O.,
913 913  )))
914 914  
915 -(% class="box infomessage" %)
916 -(((
917 -**ATZ**
918 -)))
879 ++3.3V: is always ON
919 919  
881 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
920 920  
921 -If device already joined network:
883 +1. Case Study
922 922  
923 -(% class="box infomessage" %)
924 -(((
925 -**AT+NJM=0**
926 -)))
885 +User can check this URL for some case studies.
927 927  
928 -(% class="box infomessage" %)
929 -(((
930 -**ATZ**
931 -)))
887 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
932 932  
933 933  
934 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
935 935  
936 936  
937 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
892 +1. Use AT Command
893 +11. Access AT Command
938 938  
939 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
895 +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.
940 940  
941 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
942 942  
943 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
944 944  
945 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
900 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
946 946  
947 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
948 948  
949 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
950 950  
951 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
952 952  
953 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
954 954  
955 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
956 956  
957 957  
958 -(% style="color:red" %)**Note:**
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
959 959  
960 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
961 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
962 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
963 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
914 +If device has not joined network yet:
964 964  
965 -[[image:1654162478620-421.png]]
916 +AT+FDR
966 966  
918 +AT+NJM=0
967 967  
968 -= 6. FAQ =
920 +ATZ
969 969  
970 -== 6.1 How to upgrade the image? ==
971 971  
972 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
923 +If device already joined network:
973 973  
974 -* Support new features
975 -* For bug fix
976 -* Change LoRaWAN bands.
925 +AT+NJM=0
977 977  
978 -Below shows the hardware connection for how to upload an image to RS485-LN:
927 +ATZ
979 979  
980 -[[image:1654162535040-878.png]]
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
981 981  
982 -**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
983 983  
984 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
935 +AT+NJM=0 Set to ABP mode
985 985  
986 -**Step3: **Open flashloader; choose the correct COM port to update.
937 +AT+ADR=0 Set the Adaptive Data Rate Off
987 987  
988 -(((
989 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
990 -)))
939 +AT+DR=5  Set Data Rate
991 991  
941 +AT+TDC=60000  Set transmit interval to 60 seconds
992 992  
993 -[[image:image-20220602175818-12.png]]
943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
994 994  
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
995 995  
996 -[[image:image-20220602175848-13.png]]
947 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
997 997  
949 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
998 998  
999 -[[image:image-20220602175912-14.png]]
951 +ATZ          Reset MCU
1000 1000  
953 +**Note:**
1001 1001  
1002 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
955 +1. Make sure the device is set to ABP mode in the IoT Server.
956 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
957 +1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
958 +1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1003 1003  
1004 -[[image:image-20220602175638-10.png]]
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1005 1005  
1006 1006  
1007 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
963 +1. FAQ
964 +11. How to upgrade the image?
1008 1008  
1009 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1010 1010  
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1011 1011  
1012 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1013 1013  
1014 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1015 1015  
976 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1016 1016  
1017 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1018 1018  
1019 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1020 1020  
1021 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1022 1022  
983 +|(((
984 +HOLD PRO then press the RST button, SYS will be ON, then click next
985 +)))
1023 1023  
1024 -= 7. Trouble Shooting =
987 +|(((
988 +Board detected
989 +)))
1025 1025  
1026 -== 7.1 Downlink doesn’t work, how to solve it? ==
991 +|(((
992 +
993 +)))
1027 1027  
1028 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
995 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1029 1029  
1030 1030  
1031 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1032 1032  
1033 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
999 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1034 1034  
1035 1035  
1036 -= 8. Order Info =
1002 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1037 1037  
1038 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1039 1039  
1040 -(% style="color:blue" %)**XXX:**
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1041 1041  
1042 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1043 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1044 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1045 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1046 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1047 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1048 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1049 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1050 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1051 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1008 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1052 1052  
1053 1053  
1054 1054  
1055 -= 9.Packing Info =
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1056 1056  
1015 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1057 1057  
1058 -**Package Includes**:
1059 1059  
1060 -* RS485-LN x 1
1061 -* Stick Antenna for LoRa RF part x 1
1062 -* Program cable x 1
1063 1063  
1064 -**Dimension and weight**:
1065 1065  
1066 -* Device Size: 13.5 x 7 x 3 cm
1067 -* Device Weight: 105g
1068 -* Package Size / pcs : 14.5 x 8 x 5 cm
1069 -* Weight / pcs : 170g
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1070 1070  
1023 +Please see this link for debug:
1071 1071  
1025 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1072 1072  
1073 -= 10. FCC Caution for RS485LN-US915 =
1074 1074  
1075 -(((
1076 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1077 -)))
1078 1078  
1079 -(((
1080 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1081 -)))
1029 +1.
1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1082 1082  
1083 -(((
1084 -
1085 -)))
1032 +It might about the channels mapping. Please see for detail.
1086 1086  
1087 -(((
1088 -**IMPORTANT NOTE:**
1089 -)))
1034 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1090 1090  
1091 -(((
1092 -**Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1093 -)))
1094 1094  
1095 -(((
1096 -—Reorient or relocate the receiving antenna.
1097 -)))
1098 1098  
1099 -(((
1100 -—Increase the separation between the equipment and receiver.
1101 -)))
1038 +1. Order Info
1102 1102  
1103 -(((
1104 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1105 -)))
1040 +**Part Number: RS485-BL-XXX**
1106 1106  
1107 -(((
1108 -—Consult the dealer or an experienced radio/TV technician for help.
1109 -)))
1042 +**XXX:**
1110 1110  
1111 -(((
1112 -
1113 -)))
1044 +* **EU433**: frequency bands EU433
1045 +* **EU868**: frequency bands EU868
1046 +* **KR920**: frequency bands KR920
1047 +* **CN470**: frequency bands CN470
1048 +* **AS923**: frequency bands AS923
1049 +* **AU915**: frequency bands AU915
1050 +* **US915**: frequency bands US915
1051 +* **IN865**: frequency bands IN865
1052 +* **RU864**: frequency bands RU864
1053 +* **KZ865: **frequency bands KZ865
1114 1114  
1115 -(((
1116 -**FCC Radiation Exposure Statement:**
1117 -)))
1055 +1. Packing Info
1118 1118  
1119 -(((
1120 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1121 -)))
1057 +**Package Includes**:
1122 1122  
1059 +* RS485-BL x 1
1060 +* Stick Antenna for LoRa RF part x 1
1061 +* Program cable x 1
1123 1123  
1124 -= 11. Support =
1063 +**Dimension and weight**:
1125 1125  
1126 -* (((
1127 -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.
1128 -)))
1129 -* (((
1130 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1131 -)))
1065 +* Device Size: 13.5 x 7 x 3 cm
1066 +* Device Weight: 105g
1067 +* Package Size / pcs : 14.5 x 8 x 5 cm
1068 +* Weight / pcs : 170g
1069 +
1070 +1. Support
1071 +
1072 +* 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.
1073 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1074 +
1075 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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