Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
Summary
-
Page properties (1 modified, 0 added, 0 removed)
-
Attachments (0 modified, 0 added, 1 removed)
Details
- Page properties
-
- Content
-
... ... @@ -565,18 +565,21 @@ 565 565 566 566 So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 567 567 568 -DATA1=RETURN1 Valid Value = (% style="background-color:#4f81bd; 568 +DATA1=RETURN1 Valid Value = ~(% style="background-color:#4f81bd;color:white" %)(% style="display:none" %) (%%)20 20 0a 33 90 41 569 569 570 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= (% style="background-color:#4f81bd; 570 +DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= ~(% style="background-color:#4f81bd;color:white" %)(% style="display:none" %) (%%)02 aa 05 81 0a 20 571 571 572 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =(% style="background-color:#4f81bd; 572 +DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =~(% style="background-color:#4f81bd;color:white" %)(% style="display:none" %) (%%) 20 20 20 2d 30 573 573 574 + 575 + 574 574 Below are the uplink payloads: 575 575 576 -[[image: 1653272901032-107.png]]578 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] 577 577 578 -(% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below: 579 579 581 +Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below: 582 + 580 580 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date) 581 581 582 582 * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date). ... ... @@ -585,121 +585,90 @@ 585 585 586 586 ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 587 587 588 -=== 3.3.5 Uplink on demand === 589 589 590 -((( 592 + 593 +1. 594 +11. 595 +111. Uplink on demand 596 + 591 591 Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command. 592 -))) 593 593 594 -((( 595 595 Downlink control command: 596 -))) 597 597 598 -((( 599 -**0x08 command**: Poll an uplink with current command set in RS485-BL. 600 -))) 601 +[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 601 601 602 -((( 603 -**0xA8 command**: Send a command to RS485-BL and uplink the output from sensors. 604 -))) 603 +[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors. 605 605 606 -=== 3.3.6 Uplink on Interrupt === 607 607 608 -Put the interrupt sensor between 3.3v_out and GPIO ext. 609 609 610 -[[image:1653273818896-432.png]] 607 +1. 608 +11. 609 +111. Uplink on Interrupt 611 611 612 -((( 611 +Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] 612 + 613 613 AT+INTMOD=0 Disable Interrupt 614 -))) 615 615 616 -((( 617 617 AT+INTMOD=1 Interrupt trigger by rising or falling edge. 618 -))) 619 619 620 -((( 621 621 AT+INTMOD=2 Interrupt trigger by falling edge. ( Default Value) 622 -))) 623 623 624 -((( 625 625 AT+INTMOD=3 Interrupt trigger by rising edge. 626 -))) 627 627 628 -== 3.4 Uplink Payload == 629 629 630 -(% border="1" style="background-color:#4f81bd; color:white; width:850px" %) 631 -|**Size(bytes)**|(% style="width:130px" %)**2**|(% style="width:93px" %)**1**|(% style="width:509px" %)**Length depends on the return from the commands** 632 -|Value|(% style="width:130px" %)((( 633 -((( 622 +1. 623 +11. Uplink Payload 624 + 625 +|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 626 +|Value|((( 634 634 Battery(mV) 635 -))) 636 636 637 -((( 638 638 & 639 -))) 640 640 641 -((( 642 642 Interrupt _Flag 643 -))) 644 -)))|(% style="width:93px" %)((( 632 +)))|((( 645 645 PAYLOAD_VER 646 646 647 647 648 -)))| (% style="width:509px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.636 +)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server. 649 649 650 650 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 651 651 652 - (((640 + 653 653 function Decoder(bytes, port) { 654 -))) 655 655 656 -((( 657 657 ~/~/Payload Formats of RS485-BL Deceive 658 -))) 659 659 660 -((( 661 661 return { 662 -))) 663 663 664 -((( 665 665 ~/~/Battery,units:V 666 -))) 667 667 668 -((( 669 669 BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 670 -))) 671 671 672 -((( 673 673 ~/~/GPIO_EXTI 674 -))) 675 675 676 -((( 677 677 EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 678 -))) 679 679 680 -((( 681 681 ~/~/payload of version 682 -))) 683 683 684 -((( 685 685 Pay_ver:bytes[2], 686 -))) 687 687 688 -((( 689 689 }; 690 -))) 691 691 692 -((( 693 693 } 694 -))) 695 695 696 -((( 663 + 664 + 665 + 666 + 667 + 668 + 697 697 TTN V3 uplink screen shot. 698 -))) 699 699 700 -[[image: 1653274001211-372.png||height="192" width="732"]]671 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 701 701 702 -== 3.5 Configure RS485-BL via AT or Downlink == 673 +1. 674 +11. Configure RS485-BL via AT or Downlink 703 703 704 704 User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 705 705
- 1653274001211-372.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -91.4 KB - Content