Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 58.6 >
edited by Xiaoling
on 2022/06/06 11:21
To version < 60.4 >
edited by Xiaoling
on 2022/06/14 11:06
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Summary

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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  
... ... @@ -25,6 +25,8 @@
25 25  (((
26 26  (((
27 27  (((
27 +
28 +
28 28  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
29 29  )))
30 30  )))
... ... @@ -48,6 +48,8 @@
48 48  
49 49  (((
50 50  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
52 +
53 +
51 51  )))
52 52  )))
53 53  )))
... ... @@ -66,11 +66,15 @@
66 66  ** Idle: 32mA@12v
67 67  ** 20dB Transmit: 65mA@12v
68 68  
72 +
73 +
69 69  **Interface for Model:**
70 70  
71 71  * RS485
72 72  * Power Input 7~~ 24V DC. 
73 73  
79 +
80 +
74 74  **LoRa Spec:**
75 75  
76 76  * Frequency Range:
... ... @@ -92,6 +92,9 @@
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 93  * Packet engine up to 256 bytes with CRC
94 94  
102 +
103 +
104 +
95 95  == 1.3 Features ==
96 96  
97 97  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -104,6 +104,8 @@
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 106  
117 +
118 +
107 107  == 1.4 Applications ==
108 108  
109 109  * Smart Buildings & Home Automation
... ... @@ -114,6 +114,8 @@
114 114  * Smart Factory
115 115  
116 116  
129 +
130 +
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -235,11 +235,15 @@
235 235  
236 236  (((
237 237  (((
252 +(((
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  )))
255 +)))
240 240  
241 241  (((
258 +(((
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
260 +)))
243 243  
244 244  
245 245  )))
... ... @@ -307,8 +307,6 @@
307 307  )))
308 308  )))
309 309  
310 -
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -320,15 +320,19 @@
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" %)(((
339 +(((
323 323  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
341 +)))
324 324  
343 +(((
325 325  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
345 +)))
326 326  
347 +(((
327 327  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
349 +)))
328 328  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 -
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -669,6 +669,7 @@
669 669  
670 670  
671 671  
692 +
672 672  ==== **Set Payload version** ====
673 673  
674 674  (((
... ... @@ -703,64 +703,126 @@
703 703  
704 704  ==== **Set RS485 Sampling Commands** ====
705 705  
727 +(((
706 706  AT+COMMANDx or AT+DATACUTx
729 +)))
707 707  
731 +(((
708 708  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"]].
733 +)))
709 709  
735 +(((
736 +
737 +)))
710 710  
711 -* **AT Command:**
739 +* (((
740 +**AT Command:**
741 +)))
712 712  
713 713  (% class="box infomessage" %)
714 714  (((
745 +(((
715 715  **AT+COMMANDx: Configure RS485 read command to sensor.**
716 716  )))
748 +)))
717 717  
718 718  (% class="box infomessage" %)
719 719  (((
752 +(((
720 720  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
721 721  )))
755 +)))
722 722  
757 +(((
758 +
759 +)))
723 723  
724 -* **Downlink Payload:**
761 +* (((
762 +**Downlink Payload:**
763 +)))
725 725  
765 +(((
726 726  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
767 +)))
727 727  
769 +(((
728 728  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
771 +)))
729 729  
773 +(((
730 730  Format: AF MM NN LL XX XX XX XX YY
775 +)))
731 731  
777 +(((
732 732  Where:
779 +)))
733 733  
734 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
735 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
736 -* LL:  The length of AT+COMMAND or AT+DATACUT command
737 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
738 -* 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.
781 +* (((
782 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
783 +)))
784 +* (((
785 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
786 +)))
787 +* (((
788 +LL:  The length of AT+COMMAND or AT+DATACUT command
789 +)))
790 +* (((
791 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
792 +)))
793 +* (((
794 +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.
795 +)))
739 739  
797 +(((
740 740  **Example:**
799 +)))
741 741  
801 +(((
742 742  (% 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
803 +)))
743 743  
805 +(((
744 744  (% 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**
807 +)))
745 745  
809 +(((
746 746  (% 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**
811 +)))
747 747  
748 748  
749 749  
815 +
750 750  ==== **Fast command to handle MODBUS device** ====
751 751  
818 +(((
752 752  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]].
820 +)))
753 753  
822 +(((
754 754  This command is valid since v1.3 firmware version
824 +)))
755 755  
826 +(((
756 756  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.
828 +)))
757 757  
830 +(((
831 +
832 +)))
758 758  
834 +(((
759 759  **Example:**
836 +)))
760 760  
761 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
762 -* 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.
763 -* 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.
838 +* (((
839 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
840 +)))
841 +* (((
842 +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.
843 +)))
844 +* (((
845 +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.
846 +)))
764 764  
765 765  [[image:image-20220602165351-6.png]]
766 766  
... ... @@ -768,200 +768,374 @@
768 768  
769 769  
770 770  
854 +
771 771  ==== **RS485 command timeout** ====
772 772  
857 +(((
773 773  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.
859 +)))
774 774  
861 +(((
775 775  Default value: 0, range:  0 ~~ 65 seconds
863 +)))
776 776  
777 -* **AT Command:**
865 +* (((
866 +**AT Command:**
867 +)))
778 778  
779 779  (% class="box infomessage" %)
780 780  (((
871 +(((
781 781  **AT+CMDDLaa=hex(bb cc)*1000**
782 782  )))
874 +)))
783 783  
876 +(((
784 784  **Example:**
878 +)))
785 785  
880 +(((
786 786  **AT+CMDDL1=1000** to send the open time to 1000ms
882 +)))
787 787  
884 +(((
885 +
886 +)))
788 788  
789 -* **Downlink Payload:**
888 +* (((
889 +**Downlink Payload:**
890 +)))
790 790  
892 +(((
791 791  **0x AA aa bb cc**
894 +)))
792 792  
896 +(((
793 793  Same as: AT+CMDDLaa=hex(bb cc)*1000
898 +)))
794 794  
900 +(((
795 795   **Example:**
902 +)))
796 796  
904 +(((
797 797   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
906 +)))
798 798  
799 799  
800 800  
910 +
801 801  ==== **Uplink payload mode** ====
802 802  
913 +(((
803 803  Define to use one uplink or multiple uplinks for the sampling.
915 +)))
804 804  
917 +(((
805 805  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
919 +)))
806 806  
807 -* **AT Command:**
921 +* (((
922 +**AT Command:**
923 +)))
808 808  
809 809  (% class="box infomessage" %)
810 810  (((
927 +(((
811 811  **AT+DATAUP=0**
812 812  )))
930 +)))
813 813  
814 814  (% class="box infomessage" %)
815 815  (((
934 +(((
816 816  **AT+DATAUP=1**
817 817  )))
937 +)))
818 818  
939 +(((
940 +
941 +)))
819 819  
820 -* **Downlink Payload:**
943 +* (((
944 +**Downlink Payload:**
945 +)))
821 821  
947 +(((
822 822  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
949 +)))
823 823  
951 +(((
824 824  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
953 +)))
825 825  
826 826  
827 827  
957 +
828 828  ==== **Manually trigger an Uplink** ====
829 829  
960 +(((
830 830  Ask device to send an uplink immediately.
962 +)))
831 831  
832 -* **AT Command:**
964 +* (((
965 +**AT Command:**
966 +)))
833 833  
968 +(((
834 834  No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
970 +)))
835 835  
972 +(((
973 +
974 +)))
836 836  
837 -* **Downlink Payload:**
976 +* (((
977 +**Downlink Payload:**
978 +)))
838 838  
980 +(((
839 839  **0x08 FF**, RS485-LN will immediately send an uplink.
982 +)))
840 840  
841 841  
842 842  
986 +
843 843  ==== **Clear RS485 Command** ====
844 844  
989 +(((
845 845  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
991 +)))
846 846  
847 -* **AT Command:**
993 +* (((
994 +**AT Command:**
995 +)))
848 848  
997 +(((
849 849  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
999 +)))
850 850  
1001 +(((
851 851  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1003 +)))
852 852  
1005 +(((
853 853  Example screen shot after clear all RS485 commands. 
1007 +)))
854 854  
1009 +(((
1010 +
1011 +)))
855 855  
1013 +(((
856 856  The uplink screen shot is:
1015 +)))
857 857  
858 858  [[image:1654160691922-496.png]]
859 859  
860 860  
861 -* **Downlink Payload:**
1020 +* (((
1021 +**Downlink Payload:**
1022 +)))
862 862  
1024 +(((
863 863  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1026 +)))
864 864  
865 865  
866 866  
1030 +
867 867  ==== **Set Serial Communication Parameters** ====
868 868  
1033 +(((
869 869  Set the Rs485 serial communication parameters:
1035 +)))
870 870  
871 -* **AT Command:**
1037 +* (((
1038 +**AT Command:**
1039 +)))
872 872  
1041 +(((
873 873  Set Baud Rate:
1043 +)))
874 874  
875 875  (% class="box infomessage" %)
876 876  (((
1047 +(((
877 877  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
878 878  )))
1050 +)))
879 879  
1052 +(((
880 880  Set UART Parity
1054 +)))
881 881  
882 882  (% class="box infomessage" %)
883 883  (((
1058 +(((
884 884  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
885 885  )))
1061 +)))
886 886  
1063 +(((
887 887  Set STOPBIT
1065 +)))
888 888  
889 889  (% class="box infomessage" %)
890 890  (((
1069 +(((
891 891  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
892 892  )))
1072 +)))
893 893  
1074 +(((
1075 +
1076 +)))
894 894  
895 -* **Downlink Payload:**
1078 +* (((
1079 +**Downlink Payload:**
1080 +)))
896 896  
1082 +(((
897 897  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1084 +)))
898 898  
1086 +(((
899 899  **Example:**
1088 +)))
900 900  
901 -* A7 01 00 60   same as AT+BAUDR=9600
902 -* A7 01 04 80  same as AT+BAUDR=115200
1090 +* (((
1091 +A7 01 00 60   same as AT+BAUDR=9600
1092 +)))
1093 +* (((
1094 +A7 01 04 80  same as AT+BAUDR=115200
1095 +)))
903 903  
1097 +(((
904 904  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1099 +)))
905 905  
1101 +(((
906 906  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1103 +)))
907 907  
908 908  
1106 +
1107 +
909 909  == 3.6 Listening mode for RS485 network ==
910 910  
1110 +(((
911 911  This feature support since firmware v1.4
1112 +)))
912 912  
1114 +(((
913 913  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.
1116 +)))
914 914  
915 915  [[image:image-20220602171200-8.png||height="567" width="1007"]]
916 916  
1120 +(((
917 917  To enable the listening mode, use can run the command AT+RXMODE.
1122 +)))
918 918  
1124 +(((
1125 +
1126 +)))
919 919  
920 -(% border="1" style="background-color:#ffffcc; width:500px" %)
921 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
922 -|(% 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.
923 -|(% 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
924 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
925 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
1128 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1129 +|=(% style="width: 100px;" %)(((
1130 +**Command example**
1131 +)))|=(% style="width: 400px;" %)(((
1132 +**Function**
1133 +)))
1134 +|(% style="width:100px" %)(((
1135 +AT+RXMODE=1,10
1136 +)))|(% style="width:400px" %)(((
1137 +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.
1138 +)))
1139 +|(% style="width:100px" %)(((
1140 +AT+RXMODE=2,500
1141 +)))|(% style="width:400px" %)(((
1142 +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
1143 +)))
1144 +|(% style="width:100px" %)(((
1145 +AT+RXMODE=0,0
1146 +)))|(% style="width:400px" %)(((
1147 +Disable listening mode. This is the default settings.
1148 +)))
1149 +|(% style="width:100px" %)(((
1150 +
1151 +)))|(% style="width:400px" %)(((
1152 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1153 +)))
926 926  
1155 +(((
927 927  **Downlink Command:**
1157 +)))
928 928  
1159 +(((
929 929  **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1161 +)))
930 930  
1163 +(((
1164 +
1165 +)))
931 931  
1167 +(((
932 932  **Example**:
1169 +)))
933 933  
1171 +(((
934 934  The RS485-LN is set to AT+RXMODE=2,1000
1173 +)))
935 935  
1175 +(((
936 936  There is a two Modbus commands in the RS485 network as below:
1177 +)))
937 937  
1179 +(((
938 938  The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1181 +)))
939 939  
1183 +(((
940 940  And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1185 +)))
941 941  
1187 +(((
942 942  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
1189 +)))
943 943  
1191 +(((
944 944  [[image:image-20220602171200-9.png]]
1193 +)))
945 945  
1195 +(((
1196 +
1197 +)))
946 946  
1199 +(((
1200 +(((
947 947  (% 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.
1202 +)))
1203 +)))
948 948  
949 949  
950 950  == 3.7 Buttons ==
951 951  
952 952  
953 -(% border="1" style="background-color:#f7faff; width:500px" %)
954 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
955 -|**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**
956 -|**RST**|(% style="width:1420px" %)Reboot RS485
957 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1209 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1210 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1211 +|(% 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**
1212 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1213 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
958 958  
959 959  == 3.8 LEDs ==
960 960  
961 -(% border="1" style="background-color:#f7faff; width:500px" %)
962 -|=**LEDs**|=**Feature**
1217 +
1218 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1219 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
963 963  |**PWR**|Always on if there is power
964 -|**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.
1221 +|**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.
965 965  
966 966  = 4. Case Study =
967 967  
... ... @@ -972,19 +972,26 @@
972 972  
973 973  == 5.1 Access AT Command ==
974 974  
1232 +(((
975 975  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.
1234 +)))
976 976  
977 977  [[image:1654162355560-817.png]]
978 978  
979 979  
1239 +(((
980 980  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:
1241 +)))
981 981  
982 982  [[image:1654162368066-342.png]]
983 983  
984 984  
1246 +(((
985 985  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/]]
1248 +)))
986 986  
987 987  
1251 +
988 988  == 5.2 Common AT Command Sequence ==
989 989  
990 990  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1007,7 +1007,9 @@
1007 1007  )))
1008 1008  
1009 1009  
1274 +(((
1010 1010  If device already joined network:
1276 +)))
1011 1011  
1012 1012  (% class="box infomessage" %)
1013 1013  (((
... ... @@ -1046,10 +1046,12 @@
1046 1046  
1047 1047  (% style="color:red" %)**Note:**
1048 1048  
1315 +(((
1049 1049  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1050 1050  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1051 1051  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.
1052 1052  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
1320 +)))
1053 1053  
1054 1054  [[image:1654162478620-421.png]]
1055 1055  
... ... @@ -1058,25 +1058,45 @@
1058 1058  
1059 1059  == 6.1 How to upgrade the image? ==
1060 1060  
1329 +(((
1061 1061  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1331 +)))
1062 1062  
1063 -* Support new features
1064 -* For bug fix
1065 -* Change LoRaWAN bands.
1333 +* (((
1334 +Support new features
1335 +)))
1336 +* (((
1337 +For bug fix
1338 +)))
1339 +* (((
1340 +Change LoRaWAN bands.
1341 +)))
1066 1066  
1343 +(((
1067 1067  Below shows the hardware connection for how to upload an image to RS485-LN:
1345 +)))
1068 1068  
1069 1069  [[image:1654162535040-878.png]]
1070 1070  
1349 +(((
1071 1071  **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]].
1351 +)))
1072 1072  
1353 +(((
1073 1073  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1355 +)))
1074 1074  
1357 +(((
1075 1075  **Step3: **Open flashloader; choose the correct COM port to update.
1359 +)))
1076 1076  
1077 1077  (((
1362 +(((
1363 +(((
1078 1078  (% 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.
1079 1079  )))
1366 +)))
1367 +)))
1080 1080  
1081 1081  
1082 1082  [[image:image-20220602175818-12.png]]
... ... @@ -1139,7 +1139,6 @@
1139 1139  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1140 1140  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1141 1141  
1142 -
1143 1143  = 9.Packing Info =
1144 1144  
1145 1145  
... ... @@ -1156,7 +1156,6 @@
1156 1156  * Package Size / pcs : 14.5 x 8 x 5 cm
1157 1157  * Weight / pcs : 170g
1158 1158  
1159 -
1160 1160  = 10. FCC Caution for RS485LN-US915 =
1161 1161  
1162 1162  (((

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