Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -548,6 +548,7 @@ 548 548 549 549 550 550 551 + 551 551 ==== **RS485 Debug Command** ==== 552 552 553 553 ((( ... ... @@ -668,71 +668,130 @@ 668 668 669 669 670 670 672 + 671 671 ==== **Set Payload version** ==== 672 672 675 +((( 673 673 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. 677 +))) 674 674 675 -* **AT Command:** 679 +* ((( 680 +**AT Command:** 681 +))) 676 676 677 677 (% class="box infomessage" %) 678 678 ((( 685 +((( 679 679 **AT+PAYVER: Set PAYVER field = 1** 680 680 ))) 688 +))) 681 681 682 -* **Downlink Payload:** 690 +* ((( 691 +**Downlink Payload:** 692 +))) 683 683 694 +((( 684 684 **0xAE 01** ~-~-> Set PAYVER field = 0x01 696 +))) 685 685 698 +((( 686 686 **0xAE 0F** ~-~-> Set PAYVER field = 0x0F 700 +))) 687 687 688 688 689 689 704 + 690 690 ==== **Set RS485 Sampling Commands** ==== 691 691 707 +((( 692 692 AT+COMMANDx or AT+DATACUTx 709 +))) 693 693 711 +((( 694 694 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"]]. 713 +))) 695 695 715 +((( 716 + 717 +))) 696 696 697 -* **AT Command:** 719 +* ((( 720 +**AT Command:** 721 +))) 698 698 699 699 (% class="box infomessage" %) 700 700 ((( 725 +((( 701 701 **AT+COMMANDx: Configure RS485 read command to sensor.** 702 702 ))) 728 +))) 703 703 704 704 (% class="box infomessage" %) 705 705 ((( 732 +((( 706 706 **AT+DATACUTx: Configure how to handle return from RS485 devices.** 707 707 ))) 735 +))) 708 708 737 +((( 738 + 739 +))) 709 709 710 -* **Downlink Payload:** 741 +* ((( 742 +**Downlink Payload:** 743 +))) 711 711 745 +((( 712 712 **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 747 +))) 713 713 749 +((( 714 714 (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 751 +))) 715 715 753 +((( 716 716 Format: AF MM NN LL XX XX XX XX YY 755 +))) 717 717 757 +((( 718 718 Where: 759 +))) 719 719 720 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 721 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 722 -* LL: The length of AT+COMMAND or AT+DATACUT command 723 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 724 -* 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. 761 +* ((( 762 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 763 +))) 764 +* ((( 765 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 766 +))) 767 +* ((( 768 +LL: The length of AT+COMMAND or AT+DATACUT command 769 +))) 770 +* ((( 771 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 772 +))) 773 +* ((( 774 +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. 775 +))) 725 725 777 +((( 726 726 **Example:** 779 +))) 727 727 781 +((( 728 728 (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 783 +))) 729 729 785 +((( 730 730 (% 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** 787 +))) 731 731 789 +((( 732 732 (% 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** 791 +))) 733 733 734 734 735 735 795 + 736 736 ==== **Fast command to handle MODBUS device** ==== 737 737 738 738 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]].