Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 58.4 >
edited by Xiaoling
on 2022/06/06 11:21
To version < 60.2 >
edited by Xiaoling
on 2022/06/14 10:49
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
Content
... ... @@ -3,7 +3,6 @@
3 3  
4 4  
5 5  
6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
9 9  
... ... @@ -92,6 +92,7 @@
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 93  * Packet engine up to 256 bytes with CRC
94 94  
94 +
95 95  == 1.3 Features ==
96 96  
97 97  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -235,11 +235,15 @@
235 235  
236 236  (((
237 237  (((
238 +(((
238 238  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.
239 239  )))
241 +)))
240 240  
241 241  (((
244 +(((
242 242  (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
246 +)))
243 243  
244 244  
245 245  )))
... ... @@ -308,7 +308,6 @@
308 308  )))
309 309  
310 310  
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -320,15 +320,20 @@
320 320  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321 321  |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322 322  |AT+CFGDEV|(% style="width:110px" %)(((
326 +(((
323 323  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
328 +)))
324 324  
330 +(((
325 325  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
332 +)))
326 326  
334 +(((
327 327  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
336 +)))
328 328  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 330  
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -548,6 +548,7 @@
548 548  
549 549  
550 550  
559 +
551 551  ==== **RS485 Debug Command** ====
552 552  
553 553  (((
... ... @@ -668,85 +668,161 @@
668 668  
669 669  
670 670  
680 +
671 671  ==== **Set Payload version** ====
672 672  
683 +(((
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.
685 +)))
674 674  
675 -* **AT Command:**
687 +* (((
688 +**AT Command:**
689 +)))
676 676  
677 677  (% class="box infomessage" %)
678 678  (((
693 +(((
679 679  **AT+PAYVER: Set PAYVER field = 1**
680 680  )))
696 +)))
681 681  
682 -* **Downlink Payload:**
698 +* (((
699 +**Downlink Payload:**
700 +)))
683 683  
702 +(((
684 684  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
704 +)))
685 685  
706 +(((
686 686  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
708 +)))
687 687  
688 688  
689 689  
712 +
690 690  ==== **Set RS485 Sampling Commands** ====
691 691  
715 +(((
692 692  AT+COMMANDx or AT+DATACUTx
717 +)))
693 693  
719 +(((
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"]].
721 +)))
695 695  
723 +(((
724 +
725 +)))
696 696  
697 -* **AT Command:**
727 +* (((
728 +**AT Command:**
729 +)))
698 698  
699 699  (% class="box infomessage" %)
700 700  (((
733 +(((
701 701  **AT+COMMANDx: Configure RS485 read command to sensor.**
702 702  )))
736 +)))
703 703  
704 704  (% class="box infomessage" %)
705 705  (((
740 +(((
706 706  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
707 707  )))
743 +)))
708 708  
745 +(((
746 +
747 +)))
709 709  
710 -* **Downlink Payload:**
749 +* (((
750 +**Downlink Payload:**
751 +)))
711 711  
753 +(((
712 712  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
755 +)))
713 713  
757 +(((
714 714  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
759 +)))
715 715  
761 +(((
716 716  Format: AF MM NN LL XX XX XX XX YY
763 +)))
717 717  
765 +(((
718 718  Where:
767 +)))
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.
769 +* (((
770 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
771 +)))
772 +* (((
773 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
774 +)))
775 +* (((
776 +LL:  The length of AT+COMMAND or AT+DATACUT command
777 +)))
778 +* (((
779 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
780 +)))
781 +* (((
782 +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.
783 +)))
725 725  
785 +(((
726 726  **Example:**
787 +)))
727 727  
789 +(((
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
791 +)))
729 729  
793 +(((
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**
795 +)))
731 731  
797 +(((
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**
799 +)))
733 733  
734 734  
735 735  
803 +
736 736  ==== **Fast command to handle MODBUS device** ====
737 737  
806 +(((
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]].
808 +)))
739 739  
810 +(((
740 740  This command is valid since v1.3 firmware version
812 +)))
741 741  
814 +(((
742 742  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.
816 +)))
743 743  
818 +(((
819 +
820 +)))
744 744  
822 +(((
745 745  **Example:**
824 +)))
746 746  
747 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
748 -* 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.
749 -* 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 +* (((
827 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
828 +)))
829 +* (((
830 +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.
831 +)))
832 +* (((
833 +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.
834 +)))
750 750  
751 751  [[image:image-20220602165351-6.png]]
752 752  
... ... @@ -754,201 +754,377 @@
754 754  
755 755  
756 756  
842 +
757 757  ==== **RS485 command timeout** ====
758 758  
845 +(((
759 759  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.
847 +)))
760 760  
849 +(((
761 761  Default value: 0, range:  0 ~~ 65 seconds
851 +)))
762 762  
763 -* **AT Command:**
853 +* (((
854 +**AT Command:**
855 +)))
764 764  
765 765  (% class="box infomessage" %)
766 766  (((
859 +(((
767 767  **AT+CMDDLaa=hex(bb cc)*1000**
768 768  )))
862 +)))
769 769  
864 +(((
770 770  **Example:**
866 +)))
771 771  
868 +(((
772 772  **AT+CMDDL1=1000** to send the open time to 1000ms
870 +)))
773 773  
872 +(((
873 +
874 +)))
774 774  
775 -* **Downlink Payload:**
876 +* (((
877 +**Downlink Payload:**
878 +)))
776 776  
880 +(((
777 777  **0x AA aa bb cc**
882 +)))
778 778  
884 +(((
779 779  Same as: AT+CMDDLaa=hex(bb cc)*1000
886 +)))
780 780  
888 +(((
781 781   **Example:**
890 +)))
782 782  
892 +(((
783 783   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
894 +)))
784 784  
785 785  
786 786  
898 +
787 787  ==== **Uplink payload mode** ====
788 788  
901 +(((
789 789  Define to use one uplink or multiple uplinks for the sampling.
903 +)))
790 790  
905 +(((
791 791  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
907 +)))
792 792  
793 -* **AT Command:**
909 +* (((
910 +**AT Command:**
911 +)))
794 794  
795 795  (% class="box infomessage" %)
796 796  (((
915 +(((
797 797  **AT+DATAUP=0**
798 798  )))
918 +)))
799 799  
800 800  (% class="box infomessage" %)
801 801  (((
922 +(((
802 802  **AT+DATAUP=1**
803 803  )))
925 +)))
804 804  
927 +(((
928 +
929 +)))
805 805  
806 -* **Downlink Payload:**
931 +* (((
932 +**Downlink Payload:**
933 +)))
807 807  
935 +(((
808 808  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
937 +)))
809 809  
939 +(((
810 810  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
941 +)))
811 811  
812 812  
813 813  
945 +
814 814  ==== **Manually trigger an Uplink** ====
815 815  
948 +(((
816 816  Ask device to send an uplink immediately.
950 +)))
817 817  
818 -* **AT Command:**
952 +* (((
953 +**AT Command:**
954 +)))
819 819  
956 +(((
820 820  No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
958 +)))
821 821  
960 +(((
961 +
962 +)))
822 822  
823 -* **Downlink Payload:**
964 +* (((
965 +**Downlink Payload:**
966 +)))
824 824  
968 +(((
825 825  **0x08 FF**, RS485-LN will immediately send an uplink.
970 +)))
826 826  
827 827  
828 828  
974 +
829 829  ==== **Clear RS485 Command** ====
830 830  
977 +(((
831 831  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
979 +)))
832 832  
833 -* **AT Command:**
981 +* (((
982 +**AT Command:**
983 +)))
834 834  
985 +(((
835 835  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
987 +)))
836 836  
989 +(((
837 837  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
991 +)))
838 838  
993 +(((
839 839  Example screen shot after clear all RS485 commands. 
995 +)))
840 840  
997 +(((
998 +
999 +)))
841 841  
1001 +(((
842 842  The uplink screen shot is:
1003 +)))
843 843  
844 844  [[image:1654160691922-496.png]]
845 845  
846 846  
847 -* **Downlink Payload:**
1008 +* (((
1009 +**Downlink Payload:**
1010 +)))
848 848  
1012 +(((
849 849  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1014 +)))
850 850  
851 851  
852 852  
1018 +
853 853  ==== **Set Serial Communication Parameters** ====
854 854  
1021 +(((
855 855  Set the Rs485 serial communication parameters:
1023 +)))
856 856  
857 -* **AT Command:**
1025 +* (((
1026 +**AT Command:**
1027 +)))
858 858  
1029 +(((
859 859  Set Baud Rate:
1031 +)))
860 860  
861 861  (% class="box infomessage" %)
862 862  (((
1035 +(((
863 863  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
864 864  )))
1038 +)))
865 865  
1040 +(((
866 866  Set UART Parity
1042 +)))
867 867  
868 868  (% class="box infomessage" %)
869 869  (((
1046 +(((
870 870  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
871 871  )))
1049 +)))
872 872  
1051 +(((
873 873  Set STOPBIT
1053 +)))
874 874  
875 875  (% class="box infomessage" %)
876 876  (((
1057 +(((
877 877  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
878 878  )))
1060 +)))
879 879  
1062 +(((
1063 +
1064 +)))
880 880  
881 -* **Downlink Payload:**
1066 +* (((
1067 +**Downlink Payload:**
1068 +)))
882 882  
1070 +(((
883 883  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1072 +)))
884 884  
1074 +(((
885 885  **Example:**
1076 +)))
886 886  
887 -* A7 01 00 60   same as AT+BAUDR=9600
888 -* A7 01 04 80  same as AT+BAUDR=115200
1078 +* (((
1079 +A7 01 00 60   same as AT+BAUDR=9600
1080 +)))
1081 +* (((
1082 +A7 01 04 80  same as AT+BAUDR=115200
1083 +)))
889 889  
1085 +(((
890 890  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1087 +)))
891 891  
1089 +(((
892 892  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1091 +)))
893 893  
894 894  
1094 +
1095 +
895 895  == 3.6 Listening mode for RS485 network ==
896 896  
1098 +(((
897 897  This feature support since firmware v1.4
1100 +)))
898 898  
1102 +(((
899 899  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.
1104 +)))
900 900  
901 901  [[image:image-20220602171200-8.png||height="567" width="1007"]]
902 902  
1108 +(((
903 903  To enable the listening mode, use can run the command AT+RXMODE.
1110 +)))
904 904  
1112 +(((
1113 +
1114 +)))
905 905  
906 -(% border="1" style="background-color:#ffffcc; width:500px" %)
907 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
908 -|(% 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.
909 -|(% 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
910 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
911 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
1116 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1117 +|=(% style="width: 100px;" %)(((
1118 +**Command example**
1119 +)))|=(% style="width: 400px;" %)(((
1120 +**Function**
1121 +)))
1122 +|(% style="width:100px" %)(((
1123 +AT+RXMODE=1,10
1124 +)))|(% style="width:400px" %)(((
1125 +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.
1126 +)))
1127 +|(% style="width:100px" %)(((
1128 +AT+RXMODE=2,500
1129 +)))|(% style="width:400px" %)(((
1130 +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
1131 +)))
1132 +|(% style="width:100px" %)(((
1133 +AT+RXMODE=0,0
1134 +)))|(% style="width:400px" %)(((
1135 +Disable listening mode. This is the default settings.
1136 +)))
1137 +|(% style="width:100px" %)(((
1138 +
1139 +)))|(% style="width:400px" %)(((
1140 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1141 +)))
912 912  
1143 +(((
913 913  **Downlink Command:**
1145 +)))
914 914  
1147 +(((
915 915  **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1149 +)))
916 916  
1151 +(((
1152 +
1153 +)))
917 917  
1155 +(((
918 918  **Example**:
1157 +)))
919 919  
1159 +(((
920 920  The RS485-LN is set to AT+RXMODE=2,1000
1161 +)))
921 921  
1163 +(((
922 922  There is a two Modbus commands in the RS485 network as below:
1165 +)))
923 923  
1167 +(((
924 924  The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1169 +)))
925 925  
1171 +(((
926 926  And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1173 +)))
927 927  
1175 +(((
928 928  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
1177 +)))
929 929  
1179 +(((
930 930  [[image:image-20220602171200-9.png]]
1181 +)))
931 931  
1183 +(((
1184 +
1185 +)))
932 932  
1187 +(((
1188 +(((
933 933  (% 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.
1190 +)))
1191 +)))
934 934  
935 935  
936 936  == 3.7 Buttons ==
937 937  
938 938  
939 -(% border="1" style="background-color:#f7faff; width:500px" %)
940 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
941 -|**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**
942 -|**RST**|(% style="width:1420px" %)Reboot RS485
943 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1197 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1198 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1199 +|(% style="width:50px" %)**ACT**|(% style="width:361px" %)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**
1200 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1201 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
944 944  
1203 +
945 945  == 3.8 LEDs ==
946 946  
947 -(% border="1" style="background-color:#f7faff; width:500px" %)
948 -|=**LEDs**|=**Feature**
1206 +
1207 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1208 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
949 949  |**PWR**|Always on if there is power
950 -|**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.
1210 +|**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.
951 951  
1212 +
952 952  = 4. Case Study =
953 953  
954 954  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]]
... ... @@ -958,19 +958,26 @@
958 958  
959 959  == 5.1 Access AT Command ==
960 960  
1222 +(((
961 961  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.
1224 +)))
962 962  
963 963  [[image:1654162355560-817.png]]
964 964  
965 965  
1229 +(((
966 966  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:
1231 +)))
967 967  
968 968  [[image:1654162368066-342.png]]
969 969  
970 970  
1236 +(((
971 971  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/]]
1238 +)))
972 972  
973 973  
1241 +
974 974  == 5.2 Common AT Command Sequence ==
975 975  
976 976  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -993,7 +993,9 @@
993 993  )))
994 994  
995 995  
1264 +(((
996 996  If device already joined network:
1266 +)))
997 997  
998 998  (% class="box infomessage" %)
999 999  (((
... ... @@ -1032,10 +1032,12 @@
1032 1032  
1033 1033  (% style="color:red" %)**Note:**
1034 1034  
1305 +(((
1035 1035  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1036 1036  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1037 1037  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.
1038 1038  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
1310 +)))
1039 1039  
1040 1040  [[image:1654162478620-421.png]]
1041 1041  
... ... @@ -1044,25 +1044,45 @@
1044 1044  
1045 1045  == 6.1 How to upgrade the image? ==
1046 1046  
1319 +(((
1047 1047  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1321 +)))
1048 1048  
1049 -* Support new features
1050 -* For bug fix
1051 -* Change LoRaWAN bands.
1323 +* (((
1324 +Support new features
1325 +)))
1326 +* (((
1327 +For bug fix
1328 +)))
1329 +* (((
1330 +Change LoRaWAN bands.
1331 +)))
1052 1052  
1333 +(((
1053 1053  Below shows the hardware connection for how to upload an image to RS485-LN:
1335 +)))
1054 1054  
1055 1055  [[image:1654162535040-878.png]]
1056 1056  
1339 +(((
1057 1057  **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]].
1341 +)))
1058 1058  
1343 +(((
1059 1059  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1345 +)))
1060 1060  
1347 +(((
1061 1061  **Step3: **Open flashloader; choose the correct COM port to update.
1349 +)))
1062 1062  
1063 1063  (((
1352 +(((
1353 +(((
1064 1064  (% 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.
1065 1065  )))
1356 +)))
1357 +)))
1066 1066  
1067 1067  
1068 1068  [[image:image-20220602175818-12.png]]
... ... @@ -1125,7 +1125,6 @@
1125 1125  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1126 1126  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1127 1127  
1128 -
1129 1129  = 9.Packing Info =
1130 1130  
1131 1131  
... ... @@ -1142,7 +1142,6 @@
1142 1142  * Package Size / pcs : 14.5 x 8 x 5 cm
1143 1143  * Weight / pcs : 170g
1144 1144  
1145 -
1146 1146  = 10. FCC Caution for RS485LN-US915 =
1147 1147  
1148 1148  (((

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0