Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -316,8 +316,6 @@ 316 316 ))) 317 317 ))) 318 318 319 - 320 - 321 321 === 3.3.2 Configure sensors === 322 322 323 323 ((( ... ... @@ -465,7 +465,6 @@ 465 465 * **c: define the position for valid value. ** 466 466 ))) 467 467 468 - 469 469 **Examples:** 470 470 471 471 * Grab bytes: ... ... @@ -528,7 +528,7 @@ 528 528 ))) 529 529 530 530 ((( 531 -(% style="color:# 4f81bd" %)**Examples: AT+DATAUP=0**528 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 532 532 ))) 533 533 534 534 ((( ... ... @@ -540,7 +540,7 @@ 540 540 ))) 541 541 542 542 ((( 543 -(% style="color:#4f81bd" %)Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx 540 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 544 544 ))) 545 545 546 546 ((( ... ... @@ -549,8 +549,12 @@ 549 549 550 550 [[image:1653272787040-634.png||height="515" width="719"]] 551 551 549 + 550 + 552 552 ((( 553 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 552 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 553 + 554 + 554 554 ))) 555 555 556 556 ((( ... ... @@ -562,7 +562,7 @@ 562 562 ))) 563 563 564 564 ((( 565 -(% style="color:#4f81bd" %)Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA 566 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 566 566 ))) 567 567 568 568 1. ((( ... ... @@ -585,6 +585,7 @@ 585 585 586 586 So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 587 587 589 + 588 588 DATA1=RETURN1 Valid Value = (% style="background-color:#4f81bd; color:white" %) 20 20 0a 33 90 41 589 589 590 590 DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= (% style="background-color:#4f81bd; color:white" %)02 aa 05 81 0a 20 ... ... @@ -591,10 +591,12 @@ 591 591 592 592 DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =(% style="background-color:#4f81bd; color:white" %) 20 20 20 2d 30 593 593 596 + 594 594 Below are the uplink payloads: 595 595 596 596 [[image:1653272901032-107.png]] 597 597 601 + 598 598 (% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below: 599 599 600 600 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date) ... ... @@ -605,6 +605,8 @@ 605 605 606 606 ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 607 607 612 + 613 + 608 608 === 3.3.5 Uplink on demand === 609 609 610 610 ((( ... ... @@ -621,6 +621,8 @@ 621 621 622 622 ((( 623 623 **0xA8 command**: Send a command to RS485-BL and uplink the output from sensors. 630 + 631 + 624 624 ))) 625 625 626 626 === 3.3.6 Uplink on Interrupt === ... ... @@ -629,6 +629,7 @@ 629 629 630 630 [[image:1653273818896-432.png]] 631 631 640 + 632 632 ((( 633 633 AT+INTMOD=0 Disable Interrupt 634 634 ))) ... ... @@ -643,6 +643,8 @@ 643 643 644 644 ((( 645 645 AT+INTMOD=3 Interrupt trigger by rising edge. 655 + 656 + 646 646 ))) 647 647 648 648 == 3.4 Uplink Payload == ... ... @@ -670,47 +670,49 @@ 670 670 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 671 671 672 672 ((( 673 -function Decoder(bytes, port) { 684 +{{{function Decoder(bytes, port) {}}} 674 674 ))) 675 675 676 676 ((( 677 - ~/~/Payload Formats of RS485-BL Deceive688 +{{{//Payload Formats of RS485-BL Deceive}}} 678 678 ))) 679 679 680 680 ((( 681 -return { 692 +{{{return {}}} 682 682 ))) 683 683 684 684 ((( 685 - ~/~/Battery,units:V696 +{{{ //Battery,units:V}}} 686 686 ))) 687 687 688 688 ((( 689 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 700 +{{{ BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,}}} 690 690 ))) 691 691 692 692 ((( 693 - ~/~/GPIO_EXTI704 +{{{ //GPIO_EXTI }}} 694 694 ))) 695 695 696 696 ((( 697 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 708 +{{{ EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",}}} 698 698 ))) 699 699 700 700 ((( 701 - ~/~/payload of version712 +{{{ //payload of version}}} 702 702 ))) 703 703 704 704 ((( 705 - Pay_ver:bytes[2], 716 +{{{ Pay_ver:bytes[2],}}} 706 706 ))) 707 707 708 708 ((( 709 - }; 720 +{{{ }; }}} 710 710 ))) 711 711 712 712 ((( 713 - } 724 +} 725 + 726 + 714 714 ))) 715 715 716 716 ((( ... ... @@ -719,58 +719,65 @@ 719 719 720 720 [[image:1653274001211-372.png||height="192" width="732"]] 721 721 735 + 722 722 == 3.5 Configure RS485-BL via AT or Downlink == 723 723 724 -User can configure RS485-BL via [[AT Commands>>path:#_Using_the_AT]]or LoRaWAN Downlink Commands738 +User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands 725 725 726 726 There are two kinds of Commands: 727 727 728 -* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands742 +* (% 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]] 729 729 730 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 744 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL. User can see these commands below: 731 731 732 -1. 733 -11. 734 -111. Common Commands: 746 +=== 3.5.1 Common Commands: === 735 735 736 -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: [[ http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]748 +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]] 737 737 738 738 739 -1. 740 -11. 741 -111. Sensor related commands: 751 +=== 3.5.2 Sensor related commands: === 742 742 743 -==== ChooseDeviceType (RS485 or TTL)====753 +==== ==== 744 744 755 +==== **Choose Device Type (RS485 or TTL)** ==== 756 + 745 745 RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 746 746 747 -* AT Command 759 +* **AT Command** 748 748 761 +(% class="box infomessage" %) 762 +((( 749 749 **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 764 +))) 750 750 766 +(% class="box infomessage" %) 767 +((( 751 751 **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 769 +))) 752 752 753 753 754 -* Downlink Payload 772 +* **Downlink Payload** 755 755 756 -**0A aa** àsame as AT+MOD=aa774 +**0A aa** ~-~-> same as AT+MOD=aa 757 757 758 758 759 759 760 -==== [[RS485 Debug Command>>path:#downlink_A8]](AT+CFGDEV) ====778 +==== **RS485 Debug Command (AT+CFGDEV)** ==== 761 761 762 762 This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 763 763 764 -* AT Command 782 +* **AT Command** 765 765 766 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 784 +(% class="box infomessage" %) 785 +((( 786 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 787 +))) 767 767 768 768 m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 769 769 770 770 792 +* **Downlink Payload** 771 771 772 -* Downlink Payload 773 - 774 774 Format: A8 MM NN XX XX XX XX YY 775 775 776 776 Where: ... ... @@ -784,15 +784,15 @@ 784 784 785 785 To connect a Modbus Alarm with below commands. 786 786 787 -* 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. 807 +* 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. 788 788 789 -* 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. 809 +* 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. 790 790 791 791 So if user want to use downlink command to control to RS485 Alarm, he can use: 792 792 793 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 813 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 794 794 795 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 815 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 796 796 797 797 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. 798 798 ... ... @@ -801,48 +801,60 @@ 801 801 802 802 Check TTL Sensor return: 803 803 804 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]824 +[[image:1654132684752-193.png]] 805 805 806 806 807 807 828 +==== **Set Payload version** ==== 808 808 809 -==== Set Payload version ==== 810 - 811 811 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. 812 812 813 -* AT Command: 832 +* **AT Command:** 814 814 815 -AT+PAYVER: Set PAYVER field = 1 834 +(% class="box infomessage" %) 835 +((( 836 +**AT+PAYVER: Set PAYVER field = 1** 837 +))) 816 816 817 817 818 -* Downlink Payload: 840 +* **Downlink Payload:** 819 819 820 -0xAE 01 àSet PAYVER field = 0x01842 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 821 821 822 -0xAE 0F àSet PAYVER field = 0x0F844 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 823 823 824 824 825 -==== Set RS485 Sampling Commands ==== 826 826 848 +==== **Set RS485 Sampling Commands** ==== 849 + 827 827 AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 828 828 829 -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]].852 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 830 830 831 831 832 -* AT Command: 855 +* **AT Command:** 833 833 834 -AT+COMMANDx: Configure RS485 read command to sensor. 857 +(% class="box infomessage" %) 858 +((( 859 +**AT+COMMANDx: Configure RS485 read command to sensor.** 860 +))) 835 835 836 -AT+DATACUTx: Configure how to handle return from RS485 devices. 862 +(% class="box infomessage" %) 863 +((( 864 +**AT+DATACUTx: Configure how to handle return from RS485 devices.** 865 +))) 837 837 838 -AT+SEARCHx: Configure search command 867 +(% class="box infomessage" %) 868 +((( 869 +**AT+SEARCHx: Configure search command** 870 +))) 839 839 840 840 841 -* Downlink Payload: 873 +* **Downlink Payload:** 842 842 843 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 875 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 844 844 845 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 877 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 846 846 847 847 Format: AF MM NN LL XX XX XX XX YY 848 848 ... ... @@ -849,23 +849,23 @@ 849 849 Where: 850 850 851 851 * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 852 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 853 -* LL: The length of AT+COMMAND or AT+DATACUT command 884 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 885 +* LL: The length of AT+COMMAND or AT+DATACUT command 854 854 * XX XX XX XX: AT+COMMAND or AT+DATACUT command 855 -* 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. 887 +* 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. 856 856 857 -Example: 889 +**Example:** 858 858 859 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 891 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 860 860 861 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 893 +(% 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** 862 862 863 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 895 +(% 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** 864 864 865 865 866 -0xAB downlink command can be used for set AT+SEARCHx 898 +**0xAB** downlink command can be used for set AT+SEARCHx 867 867 868 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 900 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 869 869 870 870 * AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 871 871 * 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 ... ... @@ -873,145 +873,164 @@ 873 873 **AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 874 874 875 875 876 -==== Fast command to handle MODBUS device ==== 877 877 909 +==== **Fast command to handle MODBUS device** ==== 910 + 878 878 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]]. 879 879 880 880 This command is valid since v1.3 firmware version 881 881 882 882 883 -AT+MBFUN has only two value: 916 +**AT+MBFUN has only two value:** 884 884 885 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 918 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return 886 886 887 887 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. 888 888 889 -* AT+MBFUN=0: Disable Modbus fast reading. 922 +* **AT+MBFUN=0**: Disable Modbus fast reading. 890 890 891 -Example: 924 +**Example:** 892 892 893 893 * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 894 894 * 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. 895 895 * 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. 896 896 897 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]930 +[[image:1654133913295-597.png]] 898 898 899 899 900 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]933 +[[image:1654133954153-643.png]] 901 901 902 902 903 -* Downlink Commands: 936 +* **Downlink Commands:** 904 904 905 -A9 aa - àSame as AT+MBFUN=aa938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa 906 906 907 907 908 -==== RS485 command timeout ==== 909 909 942 +==== **RS485 command timeout** ==== 943 + 910 910 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. 911 911 912 912 Default value: 0, range: 0 ~~ 5 seconds 913 913 914 914 915 -* AT Command: 949 +* **AT Command:** 916 916 917 -AT+CMDDLaa=hex(bb cc) 951 +(% class="box infomessage" %) 952 +((( 953 +**AT+CMDDLaa=hex(bb cc)** 954 +))) 918 918 919 -Example: 956 +**Example:** 920 920 921 921 **AT+CMDDL1=1000** to send the open time to 1000ms 922 922 923 923 924 -* Downlink Payload: 961 +* **Downlink Payload:** 925 925 926 926 0x AA aa bb cc 927 927 928 928 Same as: AT+CMDDLaa=hex(bb cc) 929 929 930 - Example: 967 + **Example:** 931 931 932 - 0xAA 01 03 E8 àSame as **AT+CMDDL1=1000 ms**969 + **0xAA 01 03 E8** ~-~-> Same as **AT+CMDDL1=1000 ms** 933 933 934 934 935 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 936 936 973 +==== **Uplink payload mode** ==== 974 + 937 937 Define to use one uplink or multiple uplinks for the sampling. 938 938 939 -The use of this command please see: [[Compose Uplink payload>> path:#DataUP]]977 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 940 940 941 -* AT Command: 979 +* **AT Command:** 942 942 943 -AT+DATAUP=0 981 +(% class="box infomessage" %) 982 +((( 983 +**AT+DATAUP=0** 984 +))) 944 944 945 -AT+DATAUP=1 986 +(% class="box infomessage" %) 987 +((( 988 +**AT+DATAUP=1** 989 +))) 946 946 947 947 948 -* Downlink Payload: 992 +* **Downlink Payload:** 949 949 950 -0xAD 00 àSame as AT+DATAUP=0994 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 951 951 952 -0xAD 01 àSame as AT+DATAUP=1996 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 953 953 954 954 955 -==== Manually trigger an Uplink ==== 956 956 1000 +==== **Manually trigger an Uplink** ==== 1001 + 957 957 Ask device to send an uplink immediately. 958 958 959 -* Downlink Payload: 1004 +* **Downlink Payload:** 960 960 961 -0x08 FF, RS485-BL will immediately send an uplink. 1006 +**0x08 FF**, RS485-BL will immediately send an uplink. 962 962 963 963 964 -==== Clear RS485 Command ==== 965 965 1010 +==== **Clear RS485 Command** ==== 1011 + 966 966 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 967 967 968 968 969 -* AT Command: 1015 +* **AT Command:** 970 970 971 -**AT+CMDEAR=mm,nn** 1017 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 972 972 973 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 974 - 975 975 Example screen shot after clear all RS485 commands. 976 976 977 977 978 - 979 979 The uplink screen shot is: 980 980 981 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1024 +[[image:1654134704555-320.png]] 982 982 983 983 984 -* Downlink Payload: 1027 +* **Downlink Payload:** 985 985 986 -0x09 aa bb same as AT+CMDEAR=aa,bb 1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 987 987 988 988 989 -==== Set Serial Communication Parameters ==== 990 990 1033 +==== **Set Serial Communication Parameters** ==== 1034 + 991 991 Set the Rs485 serial communication parameters: 992 992 993 -* AT Command: 1037 +* **AT Command:** 994 994 995 995 Set Baud Rate: 996 996 997 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1041 +(% class="box infomessage" %) 1042 +((( 1043 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1044 +))) 998 998 1046 +Set UART Parity 999 999 1000 -Set UART parity 1048 +(% class="box infomessage" %) 1049 +((( 1050 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1051 +))) 1001 1001 1002 -AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1003 - 1004 - 1005 1005 Set STOPBIT 1006 1006 1007 -AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1055 +(% class="box infomessage" %) 1056 +((( 1057 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1058 +))) 1008 1008 1009 1009 1010 -* Downlink Payload: 1061 +* **Downlink Payload:** 1011 1011 1012 -A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 1063 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1013 1013 1014 -Example: 1065 +**Example:** 1015 1015 1016 1016 * A7 01 00 60 same as AT+BAUDR=9600 1017 1017 * A7 01 04 80 same as AT+BAUDR=115200 ... ... @@ -1021,97 +1021,94 @@ 1021 1021 A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1022 1022 1023 1023 1024 -==== Control output power duration ==== 1025 1025 1076 +==== **Control output power duration** ==== 1077 + 1026 1026 User can set the output power duration before each sampling. 1027 1027 1028 -* AT Command: 1080 +* **AT Command:** 1029 1029 1030 -Example: 1082 +**Example:** 1031 1031 1032 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 1084 +**AT+3V3T=1000** ~/~/ 3V3 output power will open 1s before each sampling. 1033 1033 1034 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 1086 +**AT+5VT=1000** ~/~/ +5V output power will open 1s before each sampling. 1035 1035 1036 1036 1037 -* LoRaWAN Downlink Command: 1089 +* **LoRaWAN Downlink Command:** 1038 1038 1039 -07 01 aa bb Same as AT+5VT=(aa bb) 1091 +**07 01 aa bb** Same as AT+5VT=(aa bb) 1040 1040 1041 -07 02 aa bb Same as AT+3V3T=(aa bb) 1093 +**07 02 aa bb** Same as AT+3V3T=(aa bb) 1042 1042 1043 1043 1096 +== 3.6 Buttons == 1044 1044 1098 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %) 1099 +|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature** 1100 +|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL 1045 1045 1046 -1. 1047 -11. Buttons 1102 +== 3.7 +3V3 Output == 1048 1048 1049 -|**Button**|**Feature** 1050 -|**RST**|Reboot RS485-BL 1051 - 1052 -1. 1053 -11. +3V3 Output 1054 - 1055 1055 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1056 1056 1057 1057 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. 1058 1058 1059 - 1060 1060 The +3V3 output time can be controlled by AT Command. 1061 1061 1062 -**AT+3V3T=1000** 1063 1063 1064 - Meansset+3v3 valid timetohave 1000ms. So, thereal+3v3output will actually have1000ms + sampling time for other sensors.1111 +(% style="color:#037691" %)**AT+3V3T=1000** 1065 1065 1066 1066 1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1115 + 1067 1067 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1068 1068 1069 1069 1070 -1. 1071 -11. +5V Output 1119 +== 3.8 +5V Output == 1072 1072 1073 1073 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 1074 1074 1075 1075 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. 1076 1076 1077 - 1078 1078 The 5V output time can be controlled by AT Command. 1079 1079 1080 -**AT+5VT=1000** 1081 1081 1082 - Meansset5V valid timetohave 1000ms. So, thereal5Voutput will actually have1000ms + sampling time for other sensors.1128 +(% style="color:#037691" %)**AT+5VT=1000** 1083 1083 1084 1084 1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors. 1132 + 1085 1085 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. 1086 1086 1087 1087 1136 +== 3.9 LEDs == 1088 1088 1138 +(% border="1" style="background-color:#ffffcc; color:green; width:332px" %) 1139 +|=**LEDs**|=(% style="width: 274px;" %)**Feature** 1140 +|**LED1**|(% style="width:274px" %)Blink when device transmit a packet. 1089 1089 1090 -1. 1091 -11. LEDs 1092 1092 1093 -|**LEDs**|**Feature** 1094 -|**LED1**|Blink when device transmit a packet. 1143 +== 3.10 Switch Jumper == 1095 1095 1096 -1. 1097 -11. Switch Jumper 1098 - 1099 -|**Switch Jumper**|**Feature** 1100 -|**SW1**|((( 1145 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %) 1146 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature** 1147 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)((( 1101 1101 ISP position: Upgrade firmware via UART 1102 1102 1103 1103 Flash position: Configure device, check running status. 1104 1104 ))) 1105 -|**SW2**|((( 1152 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)((( 1106 1106 5V position: set to compatible with 5v I/O. 1107 1107 1108 1108 3.3v position: set to compatible with 3.3v I/O., 1109 1109 ))) 1110 1110 1111 -+3.3V: is always ON 1158 +**+3.3V**: is always ON 1112 1112 1113 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1160 +**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1114 1114 1162 + 1115 1115 1. Case Study 1116 1116 1117 1117 User can check this URL for some case studies. ... ... @@ -1139,7 +1139,7 @@ 1139 1139 1140 1140 1141 1141 1142 -1. 1190 +1. 1143 1143 11. Common AT Command Sequence 1144 1144 111. Multi-channel ABP mode (Use with SX1301/LG308) 1145 1145 ... ... @@ -1158,8 +1158,8 @@ 1158 1158 1159 1159 ATZ 1160 1160 1161 -1. 1162 -11. 1209 +1. 1210 +11. 1163 1163 111. Single-channel ABP mode (Use with LG01/LG02) 1164 1164 1165 1165 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1234,7 +1234,7 @@ 1234 1234 [[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]] 1235 1235 1236 1236 1237 -1. 1285 +1. 1238 1238 11. How to change the LoRa Frequency Bands/Region? 1239 1239 1240 1240 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1241,7 +1241,7 @@ 1241 1241 1242 1242 1243 1243 1244 -1. 1292 +1. 1245 1245 11. How many RS485-Slave can RS485-BL connects? 1246 1246 1247 1247 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]]. ... ... @@ -1258,7 +1258,7 @@ 1258 1258 1259 1259 1260 1260 1261 -1. 1309 +1. 1262 1262 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1263 1263 1264 1264 It might about the channels mapping. Please see for detail.
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