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 ((( ... ... @@ -668,6 +668,7 @@ 668 668 669 669 670 670 672 + 671 671 ==== **Set Payload version** ==== 672 672 673 673 ((( ... ... @@ -699,66 +699,129 @@ 699 699 700 700 701 701 704 + 702 702 ==== **Set RS485 Sampling Commands** ==== 703 703 707 +((( 704 704 AT+COMMANDx or AT+DATACUTx 709 +))) 705 705 711 +((( 706 706 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 +))) 707 707 715 +((( 716 + 717 +))) 708 708 709 -* **AT Command:** 719 +* ((( 720 +**AT Command:** 721 +))) 710 710 711 711 (% class="box infomessage" %) 712 712 ((( 725 +((( 713 713 **AT+COMMANDx: Configure RS485 read command to sensor.** 714 714 ))) 728 +))) 715 715 716 716 (% class="box infomessage" %) 717 717 ((( 732 +((( 718 718 **AT+DATACUTx: Configure how to handle return from RS485 devices.** 719 719 ))) 735 +))) 720 720 737 +((( 738 + 739 +))) 721 721 722 -* **Downlink Payload:** 741 +* ((( 742 +**Downlink Payload:** 743 +))) 723 723 745 +((( 724 724 **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 747 +))) 725 725 749 +((( 726 726 (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 751 +))) 727 727 753 +((( 728 728 Format: AF MM NN LL XX XX XX XX YY 755 +))) 729 729 757 +((( 730 730 Where: 759 +))) 731 731 732 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 733 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 734 -* LL: The length of AT+COMMAND or AT+DATACUT command 735 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 736 -* 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 +))) 737 737 777 +((( 738 738 **Example:** 779 +))) 739 739 781 +((( 740 740 (% 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 +))) 741 741 785 +((( 742 742 (% 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 +))) 743 743 789 +((( 744 744 (% 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 +))) 745 745 746 746 747 747 795 + 748 748 ==== **Fast command to handle MODBUS device** ==== 749 749 798 +((( 750 750 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]]. 800 +))) 751 751 802 +((( 752 752 This command is valid since v1.3 firmware version 804 +))) 753 753 806 +((( 754 754 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. 808 +))) 755 755 810 +((( 811 + 812 +))) 756 756 814 +((( 757 757 **Example:** 816 +))) 758 758 759 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 760 -* 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. 761 -* 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. 818 +* ((( 819 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 820 +))) 821 +* ((( 822 +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. 823 +))) 824 +* ((( 825 +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. 826 +))) 762 762 763 763 [[image:image-20220602165351-6.png]] 764 764 ... ... @@ -766,63 +766,110 @@ 766 766 767 767 768 768 834 + 769 769 ==== **RS485 command timeout** ==== 770 770 837 +((( 771 771 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. 839 +))) 772 772 841 +((( 773 773 Default value: 0, range: 0 ~~ 65 seconds 843 +))) 774 774 775 -* **AT Command:** 845 +* ((( 846 +**AT Command:** 847 +))) 776 776 777 777 (% class="box infomessage" %) 778 778 ((( 851 +((( 779 779 **AT+CMDDLaa=hex(bb cc)*1000** 780 780 ))) 854 +))) 781 781 856 +((( 782 782 **Example:** 858 +))) 783 783 860 +((( 784 784 **AT+CMDDL1=1000** to send the open time to 1000ms 862 +))) 785 785 864 +((( 865 + 866 +))) 786 786 787 -* **Downlink Payload:** 868 +* ((( 869 +**Downlink Payload:** 870 +))) 788 788 872 +((( 789 789 **0x AA aa bb cc** 874 +))) 790 790 876 +((( 791 791 Same as: AT+CMDDLaa=hex(bb cc)*1000 878 +))) 792 792 880 +((( 793 793 **Example:** 882 +))) 794 794 884 +((( 795 795 0xAA 01 00 01 ~-~-> Same as **AT+CMDDL1=1000 ms** 886 +))) 796 796 797 797 798 798 890 + 799 799 ==== **Uplink payload mode** ==== 800 800 893 +((( 801 801 Define to use one uplink or multiple uplinks for the sampling. 895 +))) 802 802 897 +((( 803 803 The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 899 +))) 804 804 805 -* **AT Command:** 901 +* ((( 902 +**AT Command:** 903 +))) 806 806 807 807 (% class="box infomessage" %) 808 808 ((( 907 +((( 809 809 **AT+DATAUP=0** 810 810 ))) 910 +))) 811 811 812 812 (% class="box infomessage" %) 813 813 ((( 914 +((( 814 814 **AT+DATAUP=1** 815 815 ))) 917 +))) 816 816 919 +((( 920 + 921 +))) 817 817 818 -* **Downlink Payload:** 923 +* ((( 924 +**Downlink Payload:** 925 +))) 819 819 927 +((( 820 820 **0xAD 00** **~-~->** Same as AT+DATAUP=0 929 +))) 821 821 931 +((( 822 822 **0xAD 01** **~-~->** Same as AT+DATAUP=1 933 +))) 823 823 824 824 825 825 937 + 826 826 ==== **Manually trigger an Uplink** ==== 827 827 828 828 Ask device to send an uplink immediately. ... ... @@ -838,6 +838,7 @@ 838 838 839 839 840 840 953 + 841 841 ==== **Clear RS485 Command** ==== 842 842 843 843 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. ... ... @@ -862,6 +862,7 @@ 862 862 863 863 864 864 978 + 865 865 ==== **Set Serial Communication Parameters** ==== 866 866 867 867 Set the Rs485 serial communication parameters: