Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 60.9 >
edited by Xiaoling
on 2022/06/14 11:15
To version < 58.4 >
edited by Xiaoling
on 2022/06/06 11:21
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Summary

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Title
... ... @@ -1,1 +1,1 @@
1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
Content
... ... @@ -3,6 +3,7 @@
3 3  
4 4  
5 5  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
6 6  
7 7  
8 8  
... ... @@ -24,8 +24,6 @@
24 24  (((
25 25  (((
26 26  (((
27 -
28 -
29 29  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.
30 30  )))
31 31  )))
... ... @@ -49,8 +49,6 @@
49 49  
50 50  (((
51 51  (% 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 -
54 54  )))
55 55  )))
56 56  )))
... ... @@ -69,13 +69,11 @@
69 69  ** Idle: 32mA@12v
70 70  ** 20dB Transmit: 65mA@12v
71 71  
72 -
73 73  **Interface for Model:**
74 74  
75 75  * RS485
76 76  * Power Input 7~~ 24V DC. 
77 77  
78 -
79 79  **LoRa Spec:**
80 80  
81 81  * Frequency Range:
... ... @@ -97,8 +97,6 @@
97 97  * Automatic RF Sense and CAD with ultra-fast AFC.
98 98  * Packet engine up to 256 bytes with CRC
99 99  
100 -
101 -
102 102  == 1.3 Features ==
103 103  
104 104  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -111,7 +111,6 @@
111 111  * Support Interrupt uplink (Since hardware version v1.2)
112 112  
113 113  
114 -
115 115  == 1.4 Applications ==
116 116  
117 117  * Smart Buildings & Home Automation
... ... @@ -122,7 +122,6 @@
122 122  * Smart Factory
123 123  
124 124  
125 -
126 126  == 1.5 Firmware Change log ==
127 127  
128 128  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -191,13 +191,12 @@
191 191  
192 192  [[image:1653268227651-549.png||height="592" width="720"]]
193 193  
194 -
195 195  (((
196 196  The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
197 197  )))
198 198  
199 199  (((
200 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
190 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
201 201  )))
202 202  
203 203  (((
... ... @@ -207,7 +207,6 @@
207 207  
208 208  [[image:1652953462722-299.png]]
209 209  
210 -
211 211  (((
212 212  (((
213 213  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -214,7 +214,7 @@
214 214  )))
215 215  
216 216  (((
217 -**Add APP EUI in the application.**
206 +Add APP EUI in the application.
218 218  )))
219 219  )))
220 220  
... ... @@ -230,15 +230,13 @@
230 230  
231 231  [[image:1652953542269-423.png||height="710" width="723"]]
232 232  
222 +Add APP KEY and DEV EUI
233 233  
234 -
235 -**Add APP KEY and DEV EUI**
236 -
237 237  [[image:1652953553383-907.png||height="514" width="724"]]
238 238  
239 239  
240 240  (((
241 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
228 +**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
242 242  )))
243 243  
244 244  [[image:1652953568895-172.png||height="232" width="724"]]
... ... @@ -248,15 +248,11 @@
248 248  
249 249  (((
250 250  (((
251 -(((
252 252  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.
253 253  )))
254 -)))
255 255  
256 256  (((
257 -(((
258 258  (% 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
259 -)))
260 260  
261 261  
262 262  )))
... ... @@ -326,7 +326,6 @@
326 326  
327 327  
328 328  
329 -
330 330  === 3.3.2 Configure sensors ===
331 331  
332 332  (((
... ... @@ -338,22 +338,15 @@
338 338  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
339 339  |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
340 340  |AT+CFGDEV|(% style="width:110px" %)(((
341 -(((
342 342  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
343 -)))
344 344  
345 -(((
346 346  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
347 -)))
348 348  
349 -(((
350 350  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
351 -)))
352 352  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
353 353  
354 354  
355 355  
356 -
357 357  === 3.3.3 Configure read commands for each sampling ===
358 358  
359 359  (((
... ... @@ -424,7 +424,6 @@
424 424  
425 425  [[image:image-20220602153621-3.png]]
426 426  
427 -
428 428  
429 429  )))
430 430  
... ... @@ -533,7 +533,7 @@
533 533  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
534 534  
535 535  
536 -== 3.5 Configure RS485-LN via AT or Downlink ==
510 +== 3.5 Configure RS485-BL via AT or Downlink ==
537 537  
538 538  (((
539 539  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
... ... @@ -574,7 +574,6 @@
574 574  
575 575  
576 576  
577 -
578 578  ==== **RS485 Debug Command** ====
579 579  
580 580  (((
... ... @@ -695,161 +695,85 @@
695 695  
696 696  
697 697  
698 -
699 699  ==== **Set Payload version** ====
700 700  
701 -(((
702 702  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.
703 -)))
704 704  
705 -* (((
706 -**AT Command:**
707 -)))
675 +* **AT Command:**
708 708  
709 709  (% class="box infomessage" %)
710 710  (((
711 -(((
712 712  **AT+PAYVER: Set PAYVER field = 1**
713 713  )))
714 -)))
715 715  
716 -* (((
717 -**Downlink Payload:**
718 -)))
682 +* **Downlink Payload:**
719 719  
720 -(((
721 721  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
722 -)))
723 723  
724 -(((
725 725  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
726 -)))
727 727  
728 728  
729 729  
730 -
731 731  ==== **Set RS485 Sampling Commands** ====
732 732  
733 -(((
734 734  AT+COMMANDx or AT+DATACUTx
735 -)))
736 736  
737 -(((
738 738  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"]].
739 -)))
740 740  
741 -(((
742 -
743 -)))
744 744  
745 -* (((
746 -**AT Command:**
747 -)))
697 +* **AT Command:**
748 748  
749 749  (% class="box infomessage" %)
750 750  (((
751 -(((
752 752  **AT+COMMANDx: Configure RS485 read command to sensor.**
753 753  )))
754 -)))
755 755  
756 756  (% class="box infomessage" %)
757 757  (((
758 -(((
759 759  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
760 760  )))
761 -)))
762 762  
763 -(((
764 -
765 -)))
766 766  
767 -* (((
768 -**Downlink Payload:**
769 -)))
710 +* **Downlink Payload:**
770 770  
771 -(((
772 772  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
773 -)))
774 774  
775 -(((
776 776  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
777 -)))
778 778  
779 -(((
780 780  Format: AF MM NN LL XX XX XX XX YY
781 -)))
782 782  
783 -(((
784 784  Where:
785 -)))
786 786  
787 -* (((
788 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
789 -)))
790 -* (((
791 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
792 -)))
793 -* (((
794 -LL:  The length of AT+COMMAND or AT+DATACUT command
795 -)))
796 -* (((
797 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
798 -)))
799 -* (((
800 -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.
801 -)))
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.
802 802  
803 -(((
804 804  **Example:**
805 -)))
806 806  
807 -(((
808 808  (% 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
809 -)))
810 810  
811 -(((
812 812  (% 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**
813 -)))
814 814  
815 -(((
816 816  (% 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**
817 -)))
818 818  
819 819  
820 820  
821 -
822 822  ==== **Fast command to handle MODBUS device** ====
823 823  
824 -(((
825 825  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]].
826 -)))
827 827  
828 -(((
829 829  This command is valid since v1.3 firmware version
830 -)))
831 831  
832 -(((
833 833  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.
834 -)))
835 835  
836 -(((
837 -
838 -)))
839 839  
840 -(((
841 841  **Example:**
842 -)))
843 843  
844 -* (((
845 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
846 -)))
847 -* (((
848 -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.
849 -)))
850 -* (((
851 -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.
852 -)))
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.
853 853  
854 854  [[image:image-20220602165351-6.png]]
855 855  
... ... @@ -857,374 +857,200 @@
857 857  
858 858  
859 859  
860 -
861 861  ==== **RS485 command timeout** ====
862 862  
863 -(((
864 864  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.
865 -)))
866 866  
867 -(((
868 868  Default value: 0, range:  0 ~~ 65 seconds
869 -)))
870 870  
871 -* (((
872 -**AT Command:**
873 -)))
763 +* **AT Command:**
874 874  
875 875  (% class="box infomessage" %)
876 876  (((
877 -(((
878 878  **AT+CMDDLaa=hex(bb cc)*1000**
879 879  )))
880 -)))
881 881  
882 -(((
883 883  **Example:**
884 -)))
885 885  
886 -(((
887 887  **AT+CMDDL1=1000** to send the open time to 1000ms
888 -)))
889 889  
890 -(((
891 -
892 -)))
893 893  
894 -* (((
895 -**Downlink Payload:**
896 -)))
775 +* **Downlink Payload:**
897 897  
898 -(((
899 899  **0x AA aa bb cc**
900 -)))
901 901  
902 -(((
903 903  Same as: AT+CMDDLaa=hex(bb cc)*1000
904 -)))
905 905  
906 -(((
907 907   **Example:**
908 -)))
909 909  
910 -(((
911 911   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
912 -)))
913 913  
914 914  
915 915  
916 -
917 917  ==== **Uplink payload mode** ====
918 918  
919 -(((
920 920  Define to use one uplink or multiple uplinks for the sampling.
921 -)))
922 922  
923 -(((
924 924  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
925 -)))
926 926  
927 -* (((
928 -**AT Command:**
929 -)))
793 +* **AT Command:**
930 930  
931 931  (% class="box infomessage" %)
932 932  (((
933 -(((
934 934  **AT+DATAUP=0**
935 935  )))
936 -)))
937 937  
938 938  (% class="box infomessage" %)
939 939  (((
940 -(((
941 941  **AT+DATAUP=1**
942 942  )))
943 -)))
944 944  
945 -(((
946 -
947 -)))
948 948  
949 -* (((
950 -**Downlink Payload:**
951 -)))
806 +* **Downlink Payload:**
952 952  
953 -(((
954 954  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
955 -)))
956 956  
957 -(((
958 958  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
959 -)))
960 960  
961 961  
962 962  
963 -
964 964  ==== **Manually trigger an Uplink** ====
965 965  
966 -(((
967 967  Ask device to send an uplink immediately.
968 -)))
969 969  
970 -* (((
971 -**AT Command:**
972 -)))
818 +* **AT Command:**
973 973  
974 -(((
975 975  No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
976 -)))
977 977  
978 -(((
979 -
980 -)))
981 981  
982 -* (((
983 -**Downlink Payload:**
984 -)))
823 +* **Downlink Payload:**
985 985  
986 -(((
987 987  **0x08 FF**, RS485-LN will immediately send an uplink.
988 -)))
989 989  
990 990  
991 991  
992 -
993 993  ==== **Clear RS485 Command** ====
994 994  
995 -(((
996 996  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
997 -)))
998 998  
999 -* (((
1000 -**AT Command:**
1001 -)))
833 +* **AT Command:**
1002 1002  
1003 -(((
1004 1004  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1005 -)))
1006 1006  
1007 -(((
1008 1008  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1009 -)))
1010 1010  
1011 -(((
1012 1012  Example screen shot after clear all RS485 commands. 
1013 -)))
1014 1014  
1015 -(((
1016 -
1017 -)))
1018 1018  
1019 -(((
1020 1020  The uplink screen shot is:
1021 -)))
1022 1022  
1023 1023  [[image:1654160691922-496.png]]
1024 1024  
1025 1025  
1026 -* (((
1027 -**Downlink Payload:**
1028 -)))
847 +* **Downlink Payload:**
1029 1029  
1030 -(((
1031 1031  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1032 -)))
1033 1033  
1034 1034  
1035 1035  
1036 -
1037 1037  ==== **Set Serial Communication Parameters** ====
1038 1038  
1039 -(((
1040 1040  Set the Rs485 serial communication parameters:
1041 -)))
1042 1042  
1043 -* (((
1044 -**AT Command:**
1045 -)))
857 +* **AT Command:**
1046 1046  
1047 -(((
1048 1048  Set Baud Rate:
1049 -)))
1050 1050  
1051 1051  (% class="box infomessage" %)
1052 1052  (((
1053 -(((
1054 1054  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1055 1055  )))
1056 -)))
1057 1057  
1058 -(((
1059 1059  Set UART Parity
1060 -)))
1061 1061  
1062 1062  (% class="box infomessage" %)
1063 1063  (((
1064 -(((
1065 1065  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1066 1066  )))
1067 -)))
1068 1068  
1069 -(((
1070 1070  Set STOPBIT
1071 -)))
1072 1072  
1073 1073  (% class="box infomessage" %)
1074 1074  (((
1075 -(((
1076 1076  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1077 1077  )))
1078 -)))
1079 1079  
1080 -(((
1081 -
1082 -)))
1083 1083  
1084 -* (((
1085 -**Downlink Payload:**
1086 -)))
881 +* **Downlink Payload:**
1087 1087  
1088 -(((
1089 1089  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1090 -)))
1091 1091  
1092 -(((
1093 1093  **Example:**
1094 -)))
1095 1095  
1096 -* (((
1097 -A7 01 00 60   same as AT+BAUDR=9600
1098 -)))
1099 -* (((
1100 -A7 01 04 80  same as AT+BAUDR=115200
1101 -)))
887 +* A7 01 00 60   same as AT+BAUDR=9600
888 +* A7 01 04 80  same as AT+BAUDR=115200
1102 1102  
1103 -(((
1104 1104  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1105 -)))
1106 1106  
1107 -(((
1108 1108  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1109 -)))
1110 1110  
1111 1111  
1112 -
1113 -
1114 1114  == 3.6 Listening mode for RS485 network ==
1115 1115  
1116 -(((
1117 1117  This feature support since firmware v1.4
1118 -)))
1119 1119  
1120 -(((
1121 1121  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.
1122 -)))
1123 1123  
1124 1124  [[image:image-20220602171200-8.png||height="567" width="1007"]]
1125 1125  
1126 -(((
1127 1127  To enable the listening mode, use can run the command AT+RXMODE.
1128 -)))
1129 1129  
1130 -(((
1131 -
1132 -)))
1133 1133  
1134 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1135 -|=(% style="width: 100px;" %)(((
1136 -**Command example**
1137 -)))|=(% style="width: 400px;" %)(((
1138 -**Function**
1139 -)))
1140 -|(% style="width:100px" %)(((
1141 -AT+RXMODE=1,10
1142 -)))|(% style="width:400px" %)(((
1143 -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.
1144 -)))
1145 -|(% style="width:100px" %)(((
1146 -AT+RXMODE=2,500
1147 -)))|(% style="width:400px" %)(((
1148 -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
1149 -)))
1150 -|(% style="width:100px" %)(((
1151 -AT+RXMODE=0,0
1152 -)))|(% style="width:400px" %)(((
1153 -Disable listening mode. This is the default settings.
1154 -)))
1155 -|(% style="width:100px" %)(((
1156 -
1157 -)))|(% style="width:400px" %)(((
1158 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1159 -)))
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)
1160 1160  
1161 -(((
1162 1162  **Downlink Command:**
1163 -)))
1164 1164  
1165 -(((
1166 1166  **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1167 -)))
1168 1168  
1169 -(((
1170 -
1171 -)))
1172 1172  
1173 -(((
1174 1174  **Example**:
1175 -)))
1176 1176  
1177 -(((
1178 1178  The RS485-LN is set to AT+RXMODE=2,1000
1179 -)))
1180 1180  
1181 -(((
1182 1182  There is a two Modbus commands in the RS485 network as below:
1183 -)))
1184 1184  
1185 -(((
1186 1186  The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1187 -)))
1188 1188  
1189 -(((
1190 1190  And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1191 -)))
1192 1192  
1193 -(((
1194 1194  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
1195 -)))
1196 1196  
1197 -(((
1198 1198  [[image:image-20220602171200-9.png]]
1199 -)))
1200 1200  
1201 -(((
1202 -
1203 -)))
1204 1204  
1205 -(((
1206 -(((
1207 1207  (% 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.
1208 -)))
1209 -)))
1210 1210  
1211 1211  
1212 1212  == 3.7 Buttons ==
1213 1213  
1214 1214  
1215 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1216 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1217 -|(% 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**
1218 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1219 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
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"]]
1220 1220  
1221 1221  == 3.8 LEDs ==
1222 1222  
1223 -
1224 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1225 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
947 +(% border="1" style="background-color:#f7faff; width:500px" %)
948 +|=**LEDs**|=**Feature**
1226 1226  |**PWR**|Always on if there is power
1227 -|**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.
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.
1228 1228  
1229 1229  = 4. Case Study =
1230 1230  
... ... @@ -1235,26 +1235,19 @@
1235 1235  
1236 1236  == 5.1 Access AT Command ==
1237 1237  
1238 -(((
1239 1239  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.
1240 -)))
1241 1241  
1242 1242  [[image:1654162355560-817.png]]
1243 1243  
1244 1244  
1245 -(((
1246 1246  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:
1247 -)))
1248 1248  
1249 1249  [[image:1654162368066-342.png]]
1250 1250  
1251 1251  
1252 -(((
1253 1253  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/]]
1254 -)))
1255 1255  
1256 1256  
1257 -
1258 1258  == 5.2 Common AT Command Sequence ==
1259 1259  
1260 1260  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1277,9 +1277,7 @@
1277 1277  )))
1278 1278  
1279 1279  
1280 -(((
1281 1281  If device already joined network:
1282 -)))
1283 1283  
1284 1284  (% class="box infomessage" %)
1285 1285  (((
... ... @@ -1318,12 +1318,10 @@
1318 1318  
1319 1319  (% style="color:red" %)**Note:**
1320 1320  
1321 -(((
1322 1322  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1323 1323  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1324 1324  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.
1325 1325  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
1326 -)))
1327 1327  
1328 1328  [[image:1654162478620-421.png]]
1329 1329  
... ... @@ -1332,45 +1332,25 @@
1332 1332  
1333 1333  == 6.1 How to upgrade the image? ==
1334 1334  
1335 -(((
1336 1336  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1337 -)))
1338 1338  
1339 -* (((
1340 -Support new features
1341 -)))
1342 -* (((
1343 -For bug fix
1344 -)))
1345 -* (((
1346 -Change LoRaWAN bands.
1347 -)))
1049 +* Support new features
1050 +* For bug fix
1051 +* Change LoRaWAN bands.
1348 1348  
1349 -(((
1350 1350  Below shows the hardware connection for how to upload an image to RS485-LN:
1351 -)))
1352 1352  
1353 1353  [[image:1654162535040-878.png]]
1354 1354  
1355 -(((
1356 1356  **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]].
1357 -)))
1358 1358  
1359 -(((
1360 1360  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1361 -)))
1362 1362  
1363 -(((
1364 1364  **Step3: **Open flashloader; choose the correct COM port to update.
1365 -)))
1366 1366  
1367 1367  (((
1368 -(((
1369 -(((
1370 1370  (% 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.
1371 1371  )))
1372 -)))
1373 -)))
1374 1374  
1375 1375  
1376 1376  [[image:image-20220602175818-12.png]]
... ... @@ -1433,6 +1433,7 @@
1433 1433  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1434 1434  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1435 1435  
1128 +
1436 1436  = 9.Packing Info =
1437 1437  
1438 1438  
... ... @@ -1449,6 +1449,7 @@
1449 1449  * Package Size / pcs : 14.5 x 8 x 5 cm
1450 1450  * Weight / pcs : 170g
1451 1451  
1145 +
1452 1452  = 10. FCC Caution for RS485LN-US915 =
1453 1453  
1454 1454  (((

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